./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/ntdrivers-simplified/cdaudio_simpl1.cil-2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 7b2dab56 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_177ff262-2214-492b-a389-10bd96aa4c05/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_177ff262-2214-492b-a389-10bd96aa4c05/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_177ff262-2214-492b-a389-10bd96aa4c05/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_177ff262-2214-492b-a389-10bd96aa4c05/bin/utaipan/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ntdrivers-simplified/cdaudio_simpl1.cil-2.c -s /tmp/vcloud-vcloud-master/worker/run_dir_177ff262-2214-492b-a389-10bd96aa4c05/bin/utaipan/config/svcomp-DerefFreeMemtrack-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_177ff262-2214-492b-a389-10bd96aa4c05/bin/utaipan --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash c12b3d893de05137a4e7e0aa006fe67a43cc9e3d .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-7b2dab5 [2020-12-09 18:09:26,263 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-09 18:09:26,274 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-09 18:09:26,305 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-09 18:09:26,305 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-09 18:09:26,314 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-09 18:09:26,316 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-09 18:09:26,318 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-09 18:09:26,320 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-09 18:09:26,321 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-09 18:09:26,323 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-09 18:09:26,324 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-09 18:09:26,325 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-09 18:09:26,326 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-09 18:09:26,327 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-09 18:09:26,328 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-09 18:09:26,329 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-09 18:09:26,330 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-09 18:09:26,333 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-09 18:09:26,335 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-09 18:09:26,337 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-09 18:09:26,338 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-09 18:09:26,339 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-09 18:09:26,340 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-09 18:09:26,342 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-09 18:09:26,343 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-09 18:09:26,343 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-09 18:09:26,344 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-09 18:09:26,344 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-09 18:09:26,345 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-09 18:09:26,345 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-09 18:09:26,346 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-09 18:09:26,347 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-09 18:09:26,347 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-09 18:09:26,348 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-09 18:09:26,348 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-09 18:09:26,349 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-09 18:09:26,349 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-09 18:09:26,349 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-09 18:09:26,350 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-09 18:09:26,350 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-09 18:09:26,351 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_177ff262-2214-492b-a389-10bd96aa4c05/bin/utaipan/config/svcomp-DerefFreeMemtrack-32bit-Taipan_Default.epf [2020-12-09 18:09:26,369 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-09 18:09:26,369 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-09 18:09:26,370 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-12-09 18:09:26,370 INFO L138 SettingsManager]: * User list type=DISABLED [2020-12-09 18:09:26,370 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-12-09 18:09:26,370 INFO L138 SettingsManager]: * Explicit value domain=true [2020-12-09 18:09:26,370 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2020-12-09 18:09:26,371 INFO L138 SettingsManager]: * Octagon Domain=false [2020-12-09 18:09:26,371 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-12-09 18:09:26,371 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2020-12-09 18:09:26,371 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2020-12-09 18:09:26,371 INFO L138 SettingsManager]: * Interval Domain=false [2020-12-09 18:09:26,371 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2020-12-09 18:09:26,371 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2020-12-09 18:09:26,371 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2020-12-09 18:09:26,372 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-09 18:09:26,372 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-09 18:09:26,372 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-09 18:09:26,372 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-09 18:09:26,372 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-12-09 18:09:26,372 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-09 18:09:26,373 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-09 18:09:26,373 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-09 18:09:26,373 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-12-09 18:09:26,373 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-12-09 18:09:26,373 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-12-09 18:09:26,373 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-09 18:09:26,373 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-12-09 18:09:26,373 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-09 18:09:26,374 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-09 18:09:26,374 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-09 18:09:26,374 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-09 18:09:26,374 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-09 18:09:26,374 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-09 18:09:26,374 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-09 18:09:26,374 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2020-12-09 18:09:26,375 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-09 18:09:26,375 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-12-09 18:09:26,375 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-12-09 18:09:26,375 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud-vcloud-master/worker/run_dir_177ff262-2214-492b-a389-10bd96aa4c05/bin/utaipan/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_177ff262-2214-492b-a389-10bd96aa4c05/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c12b3d893de05137a4e7e0aa006fe67a43cc9e3d [2020-12-09 18:09:26,539 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-09 18:09:26,555 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-09 18:09:26,557 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-09 18:09:26,557 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-09 18:09:26,558 INFO L275 PluginConnector]: CDTParser initialized [2020-12-09 18:09:26,559 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_177ff262-2214-492b-a389-10bd96aa4c05/bin/utaipan/../../sv-benchmarks/c/ntdrivers-simplified/cdaudio_simpl1.cil-2.c [2020-12-09 18:09:26,600 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_177ff262-2214-492b-a389-10bd96aa4c05/bin/utaipan/data/49b6aaa99/231a2adfd0a0431f8fec2a13769060e6/FLAG249a9da52 [2020-12-09 18:09:27,051 INFO L306 CDTParser]: Found 1 translation units. [2020-12-09 18:09:27,051 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_177ff262-2214-492b-a389-10bd96aa4c05/sv-benchmarks/c/ntdrivers-simplified/cdaudio_simpl1.cil-2.c [2020-12-09 18:09:27,063 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_177ff262-2214-492b-a389-10bd96aa4c05/bin/utaipan/data/49b6aaa99/231a2adfd0a0431f8fec2a13769060e6/FLAG249a9da52 [2020-12-09 18:09:27,072 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_177ff262-2214-492b-a389-10bd96aa4c05/bin/utaipan/data/49b6aaa99/231a2adfd0a0431f8fec2a13769060e6 [2020-12-09 18:09:27,074 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-09 18:09:27,075 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-09 18:09:27,076 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-09 18:09:27,077 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-09 18:09:27,079 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-09 18:09:27,079 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 06:09:27" (1/1) ... [2020-12-09 18:09:27,081 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@188d28c2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:09:27, skipping insertion in model container [2020-12-09 18:09:27,081 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 06:09:27" (1/1) ... [2020-12-09 18:09:27,087 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-09 18:09:27,132 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-09 18:09:27,267 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud-vcloud-master/worker/run_dir_177ff262-2214-492b-a389-10bd96aa4c05/sv-benchmarks/c/ntdrivers-simplified/cdaudio_simpl1.cil-2.c[2073,2086] [2020-12-09 18:09:27,417 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-09 18:09:27,427 INFO L203 MainTranslator]: Completed pre-run [2020-12-09 18:09:27,438 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud-vcloud-master/worker/run_dir_177ff262-2214-492b-a389-10bd96aa4c05/sv-benchmarks/c/ntdrivers-simplified/cdaudio_simpl1.cil-2.c[2073,2086] [2020-12-09 18:09:27,522 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-09 18:09:27,545 INFO L208 MainTranslator]: Completed translation [2020-12-09 18:09:27,545 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:09:27 WrapperNode [2020-12-09 18:09:27,545 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-09 18:09:27,546 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-09 18:09:27,546 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-09 18:09:27,546 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-09 18:09:27,552 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:09:27" (1/1) ... [2020-12-09 18:09:27,574 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:09:27" (1/1) ... [2020-12-09 18:09:27,699 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-09 18:09:27,700 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-09 18:09:27,700 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-09 18:09:27,700 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-09 18:09:27,708 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:09:27" (1/1) ... [2020-12-09 18:09:27,709 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:09:27" (1/1) ... [2020-12-09 18:09:27,721 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:09:27" (1/1) ... [2020-12-09 18:09:27,721 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:09:27" (1/1) ... [2020-12-09 18:09:27,762 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:09:27" (1/1) ... [2020-12-09 18:09:27,789 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:09:27" (1/1) ... [2020-12-09 18:09:27,799 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:09:27" (1/1) ... [2020-12-09 18:09:27,816 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-09 18:09:27,817 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-09 18:09:27,817 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-09 18:09:27,817 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-09 18:09:27,818 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:09:27" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_177ff262-2214-492b-a389-10bd96aa4c05/bin/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-09 18:09:27,882 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-09 18:09:27,882 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-12-09 18:09:27,883 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-09 18:09:27,883 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-09 18:09:28,113 WARN L800 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-12-09 18:09:28,114 WARN L800 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-12-09 18:09:28,120 WARN L800 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-12-09 18:09:28,123 WARN L800 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-12-09 18:09:28,128 WARN L800 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-12-09 18:09:28,131 WARN L800 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-12-09 18:09:28,135 WARN L800 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-12-09 18:09:28,140 WARN L800 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-12-09 18:09:28,143 WARN L800 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-12-09 18:09:28,145 WARN L800 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-12-09 18:09:28,147 WARN L800 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-12-09 18:09:28,148 WARN L800 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-12-09 18:09:28,151 WARN L800 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-12-09 18:09:28,155 WARN L800 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-12-09 18:09:28,156 WARN L800 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-12-09 18:09:28,159 WARN L800 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-12-09 18:09:28,161 WARN L800 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-12-09 18:09:28,164 WARN L800 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-12-09 18:09:28,165 WARN L800 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-12-09 18:09:28,168 WARN L800 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-12-09 18:09:28,170 WARN L800 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-12-09 18:09:28,172 WARN L800 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-12-09 18:09:28,174 WARN L800 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-12-09 18:09:28,176 WARN L800 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-12-09 18:09:28,177 WARN L800 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-12-09 18:09:28,180 WARN L800 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-12-09 18:09:28,183 WARN L800 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-12-09 18:09:28,186 WARN L800 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-12-09 18:09:28,188 WARN L800 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-12-09 18:09:28,191 WARN L800 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-12-09 18:09:28,194 WARN L800 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-12-09 18:09:28,197 WARN L800 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-12-09 18:09:28,199 WARN L800 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-12-09 18:09:28,201 WARN L800 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-12-09 18:09:28,202 WARN L800 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-12-09 18:09:28,205 WARN L800 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-12-09 18:09:28,205 WARN L800 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-12-09 18:09:28,208 WARN L800 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-12-09 18:09:28,209 WARN L800 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-12-09 18:09:28,212 WARN L800 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-12-09 18:09:28,213 WARN L800 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-12-09 18:09:28,216 WARN L800 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-12-09 18:09:28,218 WARN L800 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-12-09 18:09:29,648 INFO L752 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1271: assume false; [2020-12-09 18:09:29,648 INFO L752 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1272: assume !false; [2020-12-09 18:09:29,648 INFO L752 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##249: assume false; [2020-12-09 18:09:29,649 INFO L752 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##250: assume !false; [2020-12-09 18:09:29,649 INFO L752 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1230: assume !false; [2020-12-09 18:09:29,649 INFO L752 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##287: assume false; [2020-12-09 18:09:29,649 INFO L752 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##288: assume !false; [2020-12-09 18:09:29,649 INFO L752 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1229: assume false; [2020-12-09 18:09:29,649 INFO L752 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1210: assume false; [2020-12-09 18:09:29,649 INFO L752 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1211: assume !false; [2020-12-09 18:09:29,649 INFO L752 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##319: assume false; [2020-12-09 18:09:29,650 INFO L752 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##320: assume !false; [2020-12-09 18:09:29,650 INFO L752 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1160: assume !false; [2020-12-09 18:09:29,650 INFO L752 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1159: assume false; [2020-12-09 18:09:29,650 INFO L752 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##371: assume false; [2020-12-09 18:09:29,650 INFO L752 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##372: assume !false; [2020-12-09 18:09:29,650 INFO L752 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1108: assume false; [2020-12-09 18:09:29,651 INFO L752 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1109: assume !false; [2020-12-09 18:09:29,651 INFO L752 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##346: assume false; [2020-12-09 18:09:29,651 INFO L752 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##347: assume !false; [2020-12-09 18:09:29,651 INFO L752 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##416: assume false; [2020-12-09 18:09:29,651 INFO L752 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##417: assume !false; [2020-12-09 18:09:29,651 INFO L752 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1050: assume !false; [2020-12-09 18:09:29,651 INFO L752 $ProcedureCfgBuilder]: dead code at ProgramPoint L305: CdAudioPnp_#res := 0; [2020-12-09 18:09:29,651 INFO L752 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1049: assume false; [2020-12-09 18:09:29,652 INFO L752 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1003: assume false; [2020-12-09 18:09:29,652 INFO L752 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1004: assume !false; [2020-12-09 18:09:29,652 INFO L752 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##461: assume !false; [2020-12-09 18:09:29,652 INFO L752 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##460: assume false; [2020-12-09 18:09:29,652 INFO L752 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##487: assume !false; [2020-12-09 18:09:29,652 INFO L752 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##486: assume false; [2020-12-09 18:09:29,653 INFO L752 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##526: assume !false; [2020-12-09 18:09:29,653 INFO L752 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##525: assume false; [2020-12-09 18:09:29,653 INFO L752 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##71: assume !false; [2020-12-09 18:09:29,653 INFO L752 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##70: assume false; [2020-12-09 18:09:29,653 INFO L752 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##47: assume !false; [2020-12-09 18:09:29,653 INFO L752 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##46: assume false; [2020-12-09 18:09:29,653 INFO L752 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##25: assume !false; [2020-12-09 18:09:29,653 INFO L752 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##24: assume false; [2020-12-09 18:09:29,654 INFO L752 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##15: assume !false; [2020-12-09 18:09:29,654 INFO L752 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##14: assume false; [2020-12-09 18:09:29,654 INFO L752 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##573: assume !false; [2020-12-09 18:09:29,654 INFO L752 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##572: assume false; [2020-12-09 18:09:29,654 INFO L752 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##685: assume !false; [2020-12-09 18:09:29,654 INFO L752 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##684: assume false; [2020-12-09 18:09:29,654 INFO L752 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##609: assume false; [2020-12-09 18:09:29,654 INFO L752 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##610: assume !false; [2020-12-09 18:09:29,655 INFO L752 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##639: assume !false; [2020-12-09 18:09:29,655 INFO L752 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##638: assume false; [2020-12-09 18:09:29,655 INFO L752 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1612: assume false; [2020-12-09 18:09:29,655 INFO L752 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1613: assume !false; [2020-12-09 18:09:29,655 INFO L752 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##757: assume !false; [2020-12-09 18:09:29,655 INFO L752 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##756: assume false; [2020-12-09 18:09:29,656 INFO L752 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##717: assume !false; [2020-12-09 18:09:29,656 INFO L752 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##716: assume false; [2020-12-09 18:09:29,656 INFO L752 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1506: assume false; [2020-12-09 18:09:29,656 INFO L752 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1507: assume !false; [2020-12-09 18:09:29,656 INFO L752 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1564: assume false; [2020-12-09 18:09:29,656 INFO L752 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1565: assume !false; [2020-12-09 18:09:29,656 INFO L752 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##856: assume false; [2020-12-09 18:09:29,657 INFO L752 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##857: assume !false; [2020-12-09 18:09:29,657 INFO L752 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##801: assume false; [2020-12-09 18:09:29,657 INFO L752 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##802: assume !false; [2020-12-09 18:09:29,657 INFO L752 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##832: assume !false; [2020-12-09 18:09:29,657 INFO L752 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##831: assume false; [2020-12-09 18:09:29,657 INFO L752 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1426: assume false; [2020-12-09 18:09:29,657 INFO L752 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1427: assume !false; [2020-12-09 18:09:29,658 INFO L752 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1476: assume false; [2020-12-09 18:09:29,658 INFO L752 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1477: assume !false; [2020-12-09 18:09:29,658 INFO L752 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1398: assume false; [2020-12-09 18:09:29,658 INFO L752 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1399: assume !false; [2020-12-09 18:09:29,658 INFO L752 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##961: assume !false; [2020-12-09 18:09:29,658 INFO L752 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##960: assume false; [2020-12-09 18:09:29,658 INFO L752 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##909: assume false; [2020-12-09 18:09:29,658 INFO L752 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##910: assume !false; [2020-12-09 18:09:29,659 INFO L752 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1301: assume false; [2020-12-09 18:09:29,659 INFO L752 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1302: assume !false; [2020-12-09 18:09:29,659 INFO L752 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##188: assume !false; [2020-12-09 18:09:29,659 INFO L752 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##187: assume false; [2020-12-09 18:09:29,659 INFO L752 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##148: assume false; [2020-12-09 18:09:29,659 INFO L752 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##149: assume !false; [2020-12-09 18:09:29,659 INFO L752 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1354: assume false; [2020-12-09 18:09:29,659 INFO L752 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1355: assume !false; [2020-12-09 18:09:29,660 INFO L752 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1341: assume false; [2020-12-09 18:09:29,660 INFO L752 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##1342: assume !false; [2020-12-09 18:09:29,660 INFO L752 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##111: assume false; [2020-12-09 18:09:29,660 INFO L752 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##112: assume !false; [2020-12-09 18:09:31,688 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-09 18:09:31,688 INFO L299 CfgBuilder]: Removed 553 assume(true) statements. [2020-12-09 18:09:31,691 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 06:09:31 BoogieIcfgContainer [2020-12-09 18:09:31,691 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-09 18:09:31,693 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-12-09 18:09:31,693 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-12-09 18:09:31,695 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-12-09 18:09:31,695 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.12 06:09:27" (1/3) ... [2020-12-09 18:09:31,696 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5ec26644 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.12 06:09:31, skipping insertion in model container [2020-12-09 18:09:31,696 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 06:09:27" (2/3) ... [2020-12-09 18:09:31,696 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5ec26644 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.12 06:09:31, skipping insertion in model container [2020-12-09 18:09:31,696 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 06:09:31" (3/3) ... [2020-12-09 18:09:31,697 INFO L111 eAbstractionObserver]: Analyzing ICFG cdaudio_simpl1.cil-2.c [2020-12-09 18:09:31,707 INFO L180 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-12-09 18:09:31,711 INFO L192 ceAbstractionStarter]: Appying trace abstraction to program that has 103 error locations. [2020-12-09 18:09:31,718 INFO L253 AbstractCegarLoop]: Starting to check reachability of 103 error locations. [2020-12-09 18:09:31,733 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-12-09 18:09:31,733 INFO L378 AbstractCegarLoop]: Hoare is false [2020-12-09 18:09:31,733 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-12-09 18:09:31,733 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-12-09 18:09:31,733 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-12-09 18:09:31,733 INFO L382 AbstractCegarLoop]: Difference is false [2020-12-09 18:09:31,733 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-12-09 18:09:31,733 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-12-09 18:09:31,758 INFO L276 IsEmpty]: Start isEmpty. Operand 777 states. [2020-12-09 18:09:31,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2020-12-09 18:09:31,763 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 18:09:31,763 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2020-12-09 18:09:31,764 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr44ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr35ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr7ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr16ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr53ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr90ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr72ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr25ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr91ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr17ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr82ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr63ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr99ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr36ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr8ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr15ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr92ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr71ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr54ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr83ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr45ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr100ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr24ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr79ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr62ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr14ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr65ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr88ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr37ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr56ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr74ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr32ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr46ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr55ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr23ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr38ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr97ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr4ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr80ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr73ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr6ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr89ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr13ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr31ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr47ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr39ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr98ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr64ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr5ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr22ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr81ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr58ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr21ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr86ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr95ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr12ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr67ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr30ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr49ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr40ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr48ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr76ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr59ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr2ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr87ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr29ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr57ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr96ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr66ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr11ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr50ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr3ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr75ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr20ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr41ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr102ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr28ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr9ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr93ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr33ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr70ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr51ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr69ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr84ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr10ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr78ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr19ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr101ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr42ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr61ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr43ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr94ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr27ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr34ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr52ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr68ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr26ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr77ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr18ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr85ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr60ASSERT_VIOLATIONMEMORY_LEAK]=== [2020-12-09 18:09:31,768 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 18:09:31,768 INFO L82 PathProgramCache]: Analyzing trace with hash 139964097, now seen corresponding path program 1 times [2020-12-09 18:09:31,775 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-12-09 18:09:31,775 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [263331721] [2020-12-09 18:09:31,775 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-09 18:09:31,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 18:09:31,915 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-09 18:09:31,915 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [263331721] [2020-12-09 18:09:31,916 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 18:09:31,916 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-09 18:09:31,917 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1351162400] [2020-12-09 18:09:31,920 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-09 18:09:31,921 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-12-09 18:09:31,931 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-09 18:09:31,931 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-09 18:09:31,933 INFO L87 Difference]: Start difference. First operand 777 states. Second operand 3 states. [2020-12-09 18:09:31,998 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 18:09:31,999 INFO L93 Difference]: Finished difference Result 780 states and 1068 transitions. [2020-12-09 18:09:31,999 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-09 18:09:32,000 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 4 [2020-12-09 18:09:32,000 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 18:09:32,013 INFO L225 Difference]: With dead ends: 780 [2020-12-09 18:09:32,013 INFO L226 Difference]: Without dead ends: 778 [2020-12-09 18:09:32,014 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-09 18:09:32,029 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 778 states. [2020-12-09 18:09:32,067 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 778 to 776. [2020-12-09 18:09:32,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 776 states. [2020-12-09 18:09:32,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 776 states to 776 states and 1065 transitions. [2020-12-09 18:09:32,073 INFO L78 Accepts]: Start accepts. Automaton has 776 states and 1065 transitions. Word has length 4 [2020-12-09 18:09:32,074 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 18:09:32,074 INFO L481 AbstractCegarLoop]: Abstraction has 776 states and 1065 transitions. [2020-12-09 18:09:32,074 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-09 18:09:32,074 INFO L276 IsEmpty]: Start isEmpty. Operand 776 states and 1065 transitions. [2020-12-09 18:09:32,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2020-12-09 18:09:32,074 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 18:09:32,074 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2020-12-09 18:09:32,075 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-12-09 18:09:32,075 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr44ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr35ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr7ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr16ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr53ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr90ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr72ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr25ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr91ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr17ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr82ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr63ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr99ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr36ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr8ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr15ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr92ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr71ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr54ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr83ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr45ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr100ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr24ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr79ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr62ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr14ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr65ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr88ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr37ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr56ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr74ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr32ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr46ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr55ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr23ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr38ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr97ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr4ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr80ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr73ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr6ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr89ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr13ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr31ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr47ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr39ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr98ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr64ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr5ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr22ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr81ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr58ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr21ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr86ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr95ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr12ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr67ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr30ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr49ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr40ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr48ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr76ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr59ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr2ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr87ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr29ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr57ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr96ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr66ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr11ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr50ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr3ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr75ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr20ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr41ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr102ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr28ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr9ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr93ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr33ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr70ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr51ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr69ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr84ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr10ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr78ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr19ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr101ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr42ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr61ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr43ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr94ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr27ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr34ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr52ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr68ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr26ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr77ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr18ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr85ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr60ASSERT_VIOLATIONMEMORY_LEAK]=== [2020-12-09 18:09:32,076 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 18:09:32,076 INFO L82 PathProgramCache]: Analyzing trace with hash 1000892408, now seen corresponding path program 1 times [2020-12-09 18:09:32,076 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-12-09 18:09:32,076 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [481070789] [2020-12-09 18:09:32,076 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-09 18:09:32,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 18:09:32,107 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-09 18:09:32,108 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [481070789] [2020-12-09 18:09:32,108 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 18:09:32,108 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-09 18:09:32,108 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [945317475] [2020-12-09 18:09:32,109 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-09 18:09:32,109 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-12-09 18:09:32,109 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-09 18:09:32,110 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-09 18:09:32,110 INFO L87 Difference]: Start difference. First operand 776 states and 1065 transitions. Second operand 3 states. [2020-12-09 18:09:32,156 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 18:09:32,157 INFO L93 Difference]: Finished difference Result 981 states and 1329 transitions. [2020-12-09 18:09:32,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-09 18:09:32,157 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 6 [2020-12-09 18:09:32,157 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 18:09:32,161 INFO L225 Difference]: With dead ends: 981 [2020-12-09 18:09:32,161 INFO L226 Difference]: Without dead ends: 981 [2020-12-09 18:09:32,162 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-09 18:09:32,164 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 981 states. [2020-12-09 18:09:32,179 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 981 to 911. [2020-12-09 18:09:32,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 911 states. [2020-12-09 18:09:32,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 911 states to 911 states and 1289 transitions. [2020-12-09 18:09:32,182 INFO L78 Accepts]: Start accepts. Automaton has 911 states and 1289 transitions. Word has length 6 [2020-12-09 18:09:32,182 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 18:09:32,182 INFO L481 AbstractCegarLoop]: Abstraction has 911 states and 1289 transitions. [2020-12-09 18:09:32,182 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-09 18:09:32,183 INFO L276 IsEmpty]: Start isEmpty. Operand 911 states and 1289 transitions. [2020-12-09 18:09:32,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2020-12-09 18:09:32,183 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 18:09:32,183 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2020-12-09 18:09:32,183 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-12-09 18:09:32,184 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr44ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr35ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr7ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr16ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr53ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr90ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr72ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr25ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr91ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr17ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr82ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr63ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr99ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr36ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr8ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr15ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr92ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr71ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr54ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr83ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr45ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr100ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr24ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr79ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr62ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr14ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr65ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr88ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr37ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr56ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr74ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr32ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr46ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr55ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr23ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr38ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr97ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr4ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr80ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr73ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr6ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr89ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr13ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr31ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr47ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr39ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr98ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr64ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr5ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr22ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr81ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr58ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr21ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr86ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr95ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr12ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr67ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr30ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr49ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr40ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr48ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr76ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr59ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr2ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr87ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr29ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr57ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr96ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr66ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr11ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr50ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr3ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr75ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr20ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr41ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr102ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr28ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr9ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr93ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr33ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr70ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr51ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr69ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr84ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr10ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr78ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr19ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr101ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr42ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr61ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr43ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr94ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr27ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr34ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr52ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr68ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr26ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr77ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr18ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr85ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr60ASSERT_VIOLATIONMEMORY_LEAK]=== [2020-12-09 18:09:32,184 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 18:09:32,184 INFO L82 PathProgramCache]: Analyzing trace with hash -873883100, now seen corresponding path program 1 times [2020-12-09 18:09:32,184 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-12-09 18:09:32,185 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1469000196] [2020-12-09 18:09:32,185 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-09 18:09:32,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 18:09:32,216 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-09 18:09:32,216 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1469000196] [2020-12-09 18:09:32,217 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 18:09:32,217 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2020-12-09 18:09:32,217 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [414629432] [2020-12-09 18:09:32,217 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-09 18:09:32,217 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-12-09 18:09:32,218 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-09 18:09:32,218 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-09 18:09:32,218 INFO L87 Difference]: Start difference. First operand 911 states and 1289 transitions. Second operand 3 states. [2020-12-09 18:09:32,227 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 18:09:32,227 INFO L93 Difference]: Finished difference Result 910 states and 1288 transitions. [2020-12-09 18:09:32,227 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-09 18:09:32,227 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 7 [2020-12-09 18:09:32,228 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 18:09:32,231 INFO L225 Difference]: With dead ends: 910 [2020-12-09 18:09:32,231 INFO L226 Difference]: Without dead ends: 908 [2020-12-09 18:09:32,232 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 1 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-09 18:09:32,233 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 908 states. [2020-12-09 18:09:32,244 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 908 to 902. [2020-12-09 18:09:32,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 902 states. [2020-12-09 18:09:32,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 902 states to 902 states and 1268 transitions. [2020-12-09 18:09:32,247 INFO L78 Accepts]: Start accepts. Automaton has 902 states and 1268 transitions. Word has length 7 [2020-12-09 18:09:32,247 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 18:09:32,247 INFO L481 AbstractCegarLoop]: Abstraction has 902 states and 1268 transitions. [2020-12-09 18:09:32,247 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-09 18:09:32,247 INFO L276 IsEmpty]: Start isEmpty. Operand 902 states and 1268 transitions. [2020-12-09 18:09:32,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2020-12-09 18:09:32,247 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 18:09:32,248 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2020-12-09 18:09:32,248 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-12-09 18:09:32,248 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr44ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr35ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr7ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr16ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr53ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr90ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr72ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr25ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr91ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr17ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr82ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr63ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr99ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr36ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr8ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr15ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr92ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr71ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr54ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr83ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr45ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr100ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr24ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr79ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr62ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr14ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr65ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr88ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr37ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr56ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr74ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr32ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr46ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr55ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr23ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr38ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr97ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr4ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr80ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr73ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr6ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr89ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr13ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr31ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr47ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr39ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr98ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr64ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr5ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr22ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr81ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr58ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr21ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr86ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr95ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr12ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr67ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr30ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr49ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr40ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr48ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr76ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr59ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr2ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr87ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr29ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr57ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr96ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr66ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr11ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr50ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr3ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr75ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr20ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr41ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr102ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr28ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr9ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr93ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr33ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr70ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr51ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr69ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr84ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr10ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr78ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr19ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr101ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr42ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr61ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr43ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr94ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr27ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr34ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr52ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr68ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr26ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr77ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr18ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr85ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr60ASSERT_VIOLATIONMEMORY_LEAK]=== [2020-12-09 18:09:32,249 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 18:09:32,249 INFO L82 PathProgramCache]: Analyzing trace with hash -1185612800, now seen corresponding path program 1 times [2020-12-09 18:09:32,249 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-12-09 18:09:32,249 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [293966991] [2020-12-09 18:09:32,249 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-09 18:09:32,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 18:09:32,285 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-09 18:09:32,285 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [293966991] [2020-12-09 18:09:32,285 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 18:09:32,285 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-09 18:09:32,285 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [7269792] [2020-12-09 18:09:32,285 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-09 18:09:32,286 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-12-09 18:09:32,286 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-09 18:09:32,286 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-09 18:09:32,286 INFO L87 Difference]: Start difference. First operand 902 states and 1268 transitions. Second operand 3 states. [2020-12-09 18:09:32,586 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 18:09:32,586 INFO L93 Difference]: Finished difference Result 892 states and 1278 transitions. [2020-12-09 18:09:32,587 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-09 18:09:32,587 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 8 [2020-12-09 18:09:32,587 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 18:09:32,590 INFO L225 Difference]: With dead ends: 892 [2020-12-09 18:09:32,591 INFO L226 Difference]: Without dead ends: 892 [2020-12-09 18:09:32,591 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-09 18:09:32,593 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 892 states. [2020-12-09 18:09:32,604 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 892 to 890. [2020-12-09 18:09:32,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 890 states. [2020-12-09 18:09:32,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 890 states to 890 states and 1277 transitions. [2020-12-09 18:09:32,606 INFO L78 Accepts]: Start accepts. Automaton has 890 states and 1277 transitions. Word has length 8 [2020-12-09 18:09:32,607 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 18:09:32,607 INFO L481 AbstractCegarLoop]: Abstraction has 890 states and 1277 transitions. [2020-12-09 18:09:32,607 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-09 18:09:32,607 INFO L276 IsEmpty]: Start isEmpty. Operand 890 states and 1277 transitions. [2020-12-09 18:09:32,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2020-12-09 18:09:32,608 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 18:09:32,608 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-09 18:09:32,608 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-12-09 18:09:32,608 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr44ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr35ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr7ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr16ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr53ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr90ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr72ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr25ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr91ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr17ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr82ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr63ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr99ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr36ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr8ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr15ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr92ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr71ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr54ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr83ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr45ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr100ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr24ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr79ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr62ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr14ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr65ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr88ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr37ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr56ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr74ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr32ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr46ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr55ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr23ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr38ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr97ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr4ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr80ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr73ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr6ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr89ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr13ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr31ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr47ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr39ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr98ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr64ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr5ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr22ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr81ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr58ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr21ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr86ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr95ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr12ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr67ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr30ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr49ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr40ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr48ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr76ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr59ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr2ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr87ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr29ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr57ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr96ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr66ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr11ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr50ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr3ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr75ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr20ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr41ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr102ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr28ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr9ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr93ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr33ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr70ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr51ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr69ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr84ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr10ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr78ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr19ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr101ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr42ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr61ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr43ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr94ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr27ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr34ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr52ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr68ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr26ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr77ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr18ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr85ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr60ASSERT_VIOLATIONMEMORY_LEAK]=== [2020-12-09 18:09:32,609 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 18:09:32,609 INFO L82 PathProgramCache]: Analyzing trace with hash 1900718174, now seen corresponding path program 1 times [2020-12-09 18:09:32,609 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-12-09 18:09:32,609 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [136738789] [2020-12-09 18:09:32,609 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-09 18:09:32,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 18:09:32,654 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-09 18:09:32,654 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [136738789] [2020-12-09 18:09:32,654 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 18:09:32,655 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-09 18:09:32,655 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [481830643] [2020-12-09 18:09:32,655 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-09 18:09:32,655 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-12-09 18:09:32,656 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-09 18:09:32,656 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-09 18:09:32,656 INFO L87 Difference]: Start difference. First operand 890 states and 1277 transitions. Second operand 3 states. [2020-12-09 18:09:32,690 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 18:09:32,690 INFO L93 Difference]: Finished difference Result 819 states and 1157 transitions. [2020-12-09 18:09:32,690 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-09 18:09:32,690 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 9 [2020-12-09 18:09:32,691 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 18:09:32,694 INFO L225 Difference]: With dead ends: 819 [2020-12-09 18:09:32,694 INFO L226 Difference]: Without dead ends: 819 [2020-12-09 18:09:32,694 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-09 18:09:32,696 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 819 states. [2020-12-09 18:09:32,704 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 819 to 719. [2020-12-09 18:09:32,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 719 states. [2020-12-09 18:09:32,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 719 states to 719 states and 1025 transitions. [2020-12-09 18:09:32,706 INFO L78 Accepts]: Start accepts. Automaton has 719 states and 1025 transitions. Word has length 9 [2020-12-09 18:09:32,706 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 18:09:32,706 INFO L481 AbstractCegarLoop]: Abstraction has 719 states and 1025 transitions. [2020-12-09 18:09:32,706 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-09 18:09:32,706 INFO L276 IsEmpty]: Start isEmpty. Operand 719 states and 1025 transitions. [2020-12-09 18:09:32,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2020-12-09 18:09:32,708 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 18:09:32,708 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-09 18:09:32,708 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-12-09 18:09:32,708 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr44ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr35ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr7ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr16ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr53ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr90ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr72ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr25ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr91ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr17ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr82ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr63ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr99ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr36ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr8ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr15ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr92ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr71ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr54ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr83ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr45ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr100ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr24ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr79ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr62ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr14ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr65ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr88ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr37ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr56ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr74ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr32ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr46ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr55ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr23ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr38ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr97ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr4ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr80ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr73ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr6ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr89ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr13ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr31ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr47ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr39ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr98ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr64ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr5ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr22ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr81ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr58ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr21ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr86ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr95ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr12ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr67ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr30ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr49ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr40ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr48ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr76ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr59ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr2ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr87ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr29ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr57ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr96ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr66ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr11ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr50ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr3ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr75ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr20ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr41ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr102ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr28ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr9ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr93ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr33ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr70ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr51ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr69ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr84ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr10ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr78ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr19ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr101ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr42ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr61ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr43ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr94ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr27ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr34ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr52ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr68ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr26ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr77ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr18ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr85ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr60ASSERT_VIOLATIONMEMORY_LEAK]=== [2020-12-09 18:09:32,709 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 18:09:32,709 INFO L82 PathProgramCache]: Analyzing trace with hash 1011737063, now seen corresponding path program 1 times [2020-12-09 18:09:32,709 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-12-09 18:09:32,709 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [39734475] [2020-12-09 18:09:32,710 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-09 18:09:32,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 18:09:32,732 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-09 18:09:32,733 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [39734475] [2020-12-09 18:09:32,733 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 18:09:32,733 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-09 18:09:32,733 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1571622447] [2020-12-09 18:09:32,734 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-09 18:09:32,734 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-12-09 18:09:32,734 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-09 18:09:32,734 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-09 18:09:32,735 INFO L87 Difference]: Start difference. First operand 719 states and 1025 transitions. Second operand 3 states. [2020-12-09 18:09:32,933 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 18:09:32,934 INFO L93 Difference]: Finished difference Result 722 states and 1027 transitions. [2020-12-09 18:09:32,934 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-09 18:09:32,934 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 10 [2020-12-09 18:09:32,934 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 18:09:32,937 INFO L225 Difference]: With dead ends: 722 [2020-12-09 18:09:32,937 INFO L226 Difference]: Without dead ends: 719 [2020-12-09 18:09:32,937 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-09 18:09:32,939 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 719 states. [2020-12-09 18:09:32,946 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 719 to 719. [2020-12-09 18:09:32,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 719 states. [2020-12-09 18:09:32,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 719 states to 719 states and 1024 transitions. [2020-12-09 18:09:32,948 INFO L78 Accepts]: Start accepts. Automaton has 719 states and 1024 transitions. Word has length 10 [2020-12-09 18:09:32,948 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 18:09:32,948 INFO L481 AbstractCegarLoop]: Abstraction has 719 states and 1024 transitions. [2020-12-09 18:09:32,948 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-09 18:09:32,949 INFO L276 IsEmpty]: Start isEmpty. Operand 719 states and 1024 transitions. [2020-12-09 18:09:32,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2020-12-09 18:09:32,950 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 18:09:32,950 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-09 18:09:32,950 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-12-09 18:09:32,951 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr44ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr35ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr7ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr16ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr53ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr90ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr72ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr25ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr91ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr17ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr82ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr63ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr99ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr36ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr8ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr15ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr92ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr71ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr54ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr83ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr45ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr100ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr24ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr79ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr62ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr14ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr65ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr88ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr37ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr56ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr74ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr32ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr46ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr55ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr23ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr38ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr97ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr4ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr80ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr73ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr6ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr89ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr13ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr31ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr47ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr39ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr98ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr64ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr5ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr22ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr81ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr58ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr21ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr86ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr95ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr12ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr67ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr30ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr49ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr40ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr48ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr76ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr59ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr2ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr87ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr29ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr57ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr96ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr66ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr11ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr50ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr3ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr75ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr20ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr41ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr102ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr28ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr9ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr93ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr33ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr70ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr51ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr69ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr84ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr10ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr78ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr19ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr101ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr42ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr61ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr43ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr94ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr27ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr34ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr52ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr68ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr26ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr77ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr18ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr85ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr60ASSERT_VIOLATIONMEMORY_LEAK]=== [2020-12-09 18:09:32,951 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 18:09:32,952 INFO L82 PathProgramCache]: Analyzing trace with hash 920942552, now seen corresponding path program 1 times [2020-12-09 18:09:32,952 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-12-09 18:09:32,952 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [168137879] [2020-12-09 18:09:32,952 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-09 18:09:32,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 18:09:32,997 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-09 18:09:32,998 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [168137879] [2020-12-09 18:09:32,998 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 18:09:32,998 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-09 18:09:32,998 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [244096419] [2020-12-09 18:09:32,998 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-09 18:09:32,998 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-12-09 18:09:32,999 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-09 18:09:32,999 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-09 18:09:32,999 INFO L87 Difference]: Start difference. First operand 719 states and 1024 transitions. Second operand 3 states. [2020-12-09 18:09:33,316 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 18:09:33,316 INFO L93 Difference]: Finished difference Result 1004 states and 1405 transitions. [2020-12-09 18:09:33,316 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-09 18:09:33,316 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 12 [2020-12-09 18:09:33,317 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 18:09:33,321 INFO L225 Difference]: With dead ends: 1004 [2020-12-09 18:09:33,321 INFO L226 Difference]: Without dead ends: 1004 [2020-12-09 18:09:33,322 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-09 18:09:33,323 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1004 states. [2020-12-09 18:09:33,332 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1004 to 861. [2020-12-09 18:09:33,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 861 states. [2020-12-09 18:09:33,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 861 states to 861 states and 1238 transitions. [2020-12-09 18:09:33,336 INFO L78 Accepts]: Start accepts. Automaton has 861 states and 1238 transitions. Word has length 12 [2020-12-09 18:09:33,336 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 18:09:33,337 INFO L481 AbstractCegarLoop]: Abstraction has 861 states and 1238 transitions. [2020-12-09 18:09:33,337 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-09 18:09:33,337 INFO L276 IsEmpty]: Start isEmpty. Operand 861 states and 1238 transitions. [2020-12-09 18:09:33,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2020-12-09 18:09:33,338 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 18:09:33,338 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-09 18:09:33,339 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-12-09 18:09:33,339 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr44ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr35ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr7ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr16ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr53ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr90ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr72ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr25ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr91ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr17ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr82ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr63ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr99ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr36ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr8ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr15ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr92ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr71ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr54ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr83ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr45ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr100ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr24ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr79ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr62ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr14ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr65ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr88ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr37ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr56ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr74ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr32ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr46ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr55ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr23ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr38ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr97ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr4ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr80ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr73ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr6ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr89ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr13ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr31ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr47ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr39ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr98ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr64ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr5ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr22ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr81ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr58ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr21ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr86ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr95ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr12ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr67ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr30ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr49ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr40ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr48ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr76ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr59ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr2ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr87ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr29ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr57ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr96ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr66ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr11ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr50ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr3ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr75ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr20ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr41ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr102ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr28ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr9ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr93ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr33ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr70ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr51ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr69ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr84ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr10ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr78ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr19ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr101ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr42ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr61ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr43ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr94ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr27ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr34ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr52ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr68ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr26ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr77ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr18ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr85ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr60ASSERT_VIOLATIONMEMORY_LEAK]=== [2020-12-09 18:09:33,339 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 18:09:33,340 INFO L82 PathProgramCache]: Analyzing trace with hash -1523207368, now seen corresponding path program 1 times [2020-12-09 18:09:33,340 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-12-09 18:09:33,340 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [6090135] [2020-12-09 18:09:33,340 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-09 18:09:33,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 18:09:33,406 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-09 18:09:33,406 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [6090135] [2020-12-09 18:09:33,406 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 18:09:33,406 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-09 18:09:33,407 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1158564999] [2020-12-09 18:09:33,407 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-12-09 18:09:33,407 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-12-09 18:09:33,407 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-12-09 18:09:33,407 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-12-09 18:09:33,408 INFO L87 Difference]: Start difference. First operand 861 states and 1238 transitions. Second operand 4 states. [2020-12-09 18:09:33,712 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 18:09:33,712 INFO L93 Difference]: Finished difference Result 745 states and 1048 transitions. [2020-12-09 18:09:33,713 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-12-09 18:09:33,713 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 13 [2020-12-09 18:09:33,713 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 18:09:33,716 INFO L225 Difference]: With dead ends: 745 [2020-12-09 18:09:33,716 INFO L226 Difference]: Without dead ends: 745 [2020-12-09 18:09:33,716 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-12-09 18:09:33,718 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 745 states. [2020-12-09 18:09:33,727 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 745 to 687. [2020-12-09 18:09:33,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 687 states. [2020-12-09 18:09:33,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 687 states to 687 states and 962 transitions. [2020-12-09 18:09:33,729 INFO L78 Accepts]: Start accepts. Automaton has 687 states and 962 transitions. Word has length 13 [2020-12-09 18:09:33,729 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 18:09:33,729 INFO L481 AbstractCegarLoop]: Abstraction has 687 states and 962 transitions. [2020-12-09 18:09:33,729 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-12-09 18:09:33,730 INFO L276 IsEmpty]: Start isEmpty. Operand 687 states and 962 transitions. [2020-12-09 18:09:33,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2020-12-09 18:09:33,731 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 18:09:33,731 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-09 18:09:33,731 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-12-09 18:09:33,731 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr44ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr35ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr7ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr16ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr53ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr90ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr72ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr25ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr91ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr17ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr82ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr63ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr99ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr36ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr8ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr15ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr92ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr71ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr54ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr83ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr45ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr100ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr24ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr79ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr62ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr14ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr65ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr88ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr37ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr56ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr74ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr32ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr46ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr55ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr23ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr38ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr97ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr4ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr80ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr73ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr6ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr89ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr13ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr31ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr47ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr39ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr98ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr64ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr5ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr22ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr81ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr58ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr21ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr86ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr95ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr12ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr67ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr30ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr49ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr40ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr48ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr76ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr59ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr2ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr87ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr29ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr57ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr96ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr66ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr11ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr50ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr3ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr75ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr20ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr41ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr102ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr28ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr9ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr93ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr33ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr70ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr51ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr69ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr84ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr10ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr78ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr19ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr101ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr42ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr61ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr43ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr94ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr27ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr34ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr52ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr68ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr26ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr77ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr18ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr85ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr60ASSERT_VIOLATIONMEMORY_LEAK]=== [2020-12-09 18:09:33,732 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 18:09:33,732 INFO L82 PathProgramCache]: Analyzing trace with hash 1276028690, now seen corresponding path program 1 times [2020-12-09 18:09:33,732 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-12-09 18:09:33,732 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2027436574] [2020-12-09 18:09:33,732 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-09 18:09:33,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 18:09:33,761 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-09 18:09:33,762 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2027436574] [2020-12-09 18:09:33,762 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 18:09:33,762 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-09 18:09:33,762 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1195019461] [2020-12-09 18:09:33,762 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-09 18:09:33,763 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-12-09 18:09:33,763 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-09 18:09:33,763 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-09 18:09:33,763 INFO L87 Difference]: Start difference. First operand 687 states and 962 transitions. Second operand 3 states. [2020-12-09 18:09:33,957 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 18:09:33,958 INFO L93 Difference]: Finished difference Result 669 states and 944 transitions. [2020-12-09 18:09:33,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-09 18:09:33,958 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 14 [2020-12-09 18:09:33,958 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 18:09:33,962 INFO L225 Difference]: With dead ends: 669 [2020-12-09 18:09:33,962 INFO L226 Difference]: Without dead ends: 669 [2020-12-09 18:09:33,962 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-09 18:09:33,963 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 669 states. [2020-12-09 18:09:33,971 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 669 to 669. [2020-12-09 18:09:33,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 669 states. [2020-12-09 18:09:33,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 669 states to 669 states and 944 transitions. [2020-12-09 18:09:33,974 INFO L78 Accepts]: Start accepts. Automaton has 669 states and 944 transitions. Word has length 14 [2020-12-09 18:09:33,974 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 18:09:33,974 INFO L481 AbstractCegarLoop]: Abstraction has 669 states and 944 transitions. [2020-12-09 18:09:33,974 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-09 18:09:33,974 INFO L276 IsEmpty]: Start isEmpty. Operand 669 states and 944 transitions. [2020-12-09 18:09:33,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2020-12-09 18:09:33,975 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 18:09:33,976 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-09 18:09:33,976 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-12-09 18:09:33,976 INFO L429 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr44ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr35ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr7ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr16ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr53ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr90ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr72ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr25ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr91ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr17ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr82ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr63ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr99ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr36ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr8ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr15ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr92ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr71ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr54ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr83ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr45ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr100ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr24ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr79ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr62ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr14ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr65ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr88ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr37ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr56ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr74ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr32ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr46ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr55ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr23ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr38ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr97ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr4ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr80ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr73ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr6ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr89ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr13ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr31ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr47ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr39ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr98ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr64ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr5ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr22ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr81ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr58ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr21ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr86ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr95ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr12ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr67ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr30ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr49ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr40ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr48ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr76ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr59ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr2ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr87ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr29ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr57ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr96ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr66ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr11ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr50ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr3ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr75ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr20ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr41ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr102ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr28ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr9ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr93ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr33ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr70ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr51ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr69ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr84ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr10ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr78ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr19ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr101ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr42ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr61ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr43ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr94ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr27ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr34ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr52ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr68ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr26ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr77ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr18ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr85ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr60ASSERT_VIOLATIONMEMORY_LEAK]=== [2020-12-09 18:09:33,977 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 18:09:33,977 INFO L82 PathProgramCache]: Analyzing trace with hash 1571961933, now seen corresponding path program 1 times [2020-12-09 18:09:33,977 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-12-09 18:09:33,977 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [141817088] [2020-12-09 18:09:33,977 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-09 18:09:33,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 18:09:34,010 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-09 18:09:34,010 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [141817088] [2020-12-09 18:09:34,011 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 18:09:34,011 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-09 18:09:34,011 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [812299144] [2020-12-09 18:09:34,011 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-09 18:09:34,011 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-12-09 18:09:34,012 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-09 18:09:34,012 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-09 18:09:34,012 INFO L87 Difference]: Start difference. First operand 669 states and 944 transitions. Second operand 3 states. [2020-12-09 18:09:34,173 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 18:09:34,173 INFO L93 Difference]: Finished difference Result 657 states and 923 transitions. [2020-12-09 18:09:34,174 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-09 18:09:34,174 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 19 [2020-12-09 18:09:34,174 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 18:09:34,176 INFO L225 Difference]: With dead ends: 657 [2020-12-09 18:09:34,176 INFO L226 Difference]: Without dead ends: 657 [2020-12-09 18:09:34,177 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-09 18:09:34,178 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 657 states. [2020-12-09 18:09:34,183 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 657 to 657. [2020-12-09 18:09:34,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 657 states. [2020-12-09 18:09:34,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 657 states to 657 states and 923 transitions. [2020-12-09 18:09:34,184 INFO L78 Accepts]: Start accepts. Automaton has 657 states and 923 transitions. Word has length 19 [2020-12-09 18:09:34,184 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 18:09:34,185 INFO L481 AbstractCegarLoop]: Abstraction has 657 states and 923 transitions. [2020-12-09 18:09:34,185 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-09 18:09:34,185 INFO L276 IsEmpty]: Start isEmpty. Operand 657 states and 923 transitions. [2020-12-09 18:09:34,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2020-12-09 18:09:34,186 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 18:09:34,186 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-09 18:09:34,186 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-12-09 18:09:34,186 INFO L429 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr44ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr35ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr7ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr16ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr53ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr90ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr72ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr25ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr91ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr17ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr82ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr63ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr99ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr36ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr8ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr15ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr92ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr71ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr54ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr83ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr45ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr100ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr24ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr79ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr62ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr14ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr65ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr88ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr37ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr56ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr74ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr32ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr46ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr55ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr23ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr38ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr97ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr4ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr80ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr73ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr6ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr89ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr13ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr31ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr47ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr39ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr98ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr64ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr5ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr22ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr81ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr58ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr21ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr86ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr95ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr12ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr67ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr30ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr49ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr40ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr48ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr76ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr59ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr2ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr87ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr29ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr57ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr96ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr66ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr11ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr50ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr3ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr75ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr20ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr41ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr102ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr28ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr9ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr93ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr33ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr70ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr51ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr69ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr84ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr10ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr78ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr19ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr101ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr42ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr61ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr43ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr94ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr27ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr34ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr52ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr68ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr26ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr77ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr18ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr85ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr60ASSERT_VIOLATIONMEMORY_LEAK]=== [2020-12-09 18:09:34,186 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 18:09:34,187 INFO L82 PathProgramCache]: Analyzing trace with hash -1255574392, now seen corresponding path program 1 times [2020-12-09 18:09:34,187 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-12-09 18:09:34,187 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1171024697] [2020-12-09 18:09:34,187 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-09 18:09:34,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 18:09:34,206 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-09 18:09:34,206 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1171024697] [2020-12-09 18:09:34,207 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 18:09:34,207 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-09 18:09:34,207 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1141341775] [2020-12-09 18:09:34,207 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-09 18:09:34,207 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-12-09 18:09:34,207 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-09 18:09:34,208 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-09 18:09:34,208 INFO L87 Difference]: Start difference. First operand 657 states and 923 transitions. Second operand 3 states. [2020-12-09 18:09:34,233 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 18:09:34,234 INFO L93 Difference]: Finished difference Result 678 states and 942 transitions. [2020-12-09 18:09:34,234 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-09 18:09:34,234 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 19 [2020-12-09 18:09:34,234 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 18:09:34,237 INFO L225 Difference]: With dead ends: 678 [2020-12-09 18:09:34,237 INFO L226 Difference]: Without dead ends: 678 [2020-12-09 18:09:34,237 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-09 18:09:34,238 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 678 states. [2020-12-09 18:09:34,245 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 678 to 657. [2020-12-09 18:09:34,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 657 states. [2020-12-09 18:09:34,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 657 states to 657 states and 920 transitions. [2020-12-09 18:09:34,247 INFO L78 Accepts]: Start accepts. Automaton has 657 states and 920 transitions. Word has length 19 [2020-12-09 18:09:34,247 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 18:09:34,247 INFO L481 AbstractCegarLoop]: Abstraction has 657 states and 920 transitions. [2020-12-09 18:09:34,247 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-09 18:09:34,247 INFO L276 IsEmpty]: Start isEmpty. Operand 657 states and 920 transitions. [2020-12-09 18:09:34,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2020-12-09 18:09:34,248 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 18:09:34,248 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-09 18:09:34,248 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-12-09 18:09:34,249 INFO L429 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr44ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr35ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr7ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr16ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr53ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr90ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr72ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr25ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr91ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr17ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr82ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr63ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr99ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr36ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr8ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr15ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr92ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr71ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr54ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr83ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr45ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr100ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr24ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr79ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr62ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr14ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr65ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr88ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr37ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr56ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr74ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr32ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr46ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr55ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr23ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr38ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr97ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr4ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr80ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr73ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr6ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr89ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr13ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr31ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr47ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr39ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr98ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr64ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr5ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr22ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr81ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr58ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr21ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr86ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr95ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr12ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr67ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr30ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr49ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr40ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr48ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr76ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr59ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr2ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr87ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr29ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr57ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr96ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr66ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr11ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr50ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr3ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr75ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr20ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr41ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr102ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr28ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr9ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr93ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr33ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr70ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr51ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr69ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr84ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr10ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr78ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr19ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr101ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr42ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr61ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr43ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr94ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr27ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr34ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr52ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr68ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr26ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr77ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr18ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr85ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr60ASSERT_VIOLATIONMEMORY_LEAK]=== [2020-12-09 18:09:34,249 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 18:09:34,249 INFO L82 PathProgramCache]: Analyzing trace with hash 1537657345, now seen corresponding path program 1 times [2020-12-09 18:09:34,250 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-12-09 18:09:34,250 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1788132738] [2020-12-09 18:09:34,250 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-09 18:09:34,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 18:09:34,282 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-09 18:09:34,283 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1788132738] [2020-12-09 18:09:34,283 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 18:09:34,283 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-09 18:09:34,283 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [643586249] [2020-12-09 18:09:34,283 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-12-09 18:09:34,284 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-12-09 18:09:34,284 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-12-09 18:09:34,284 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-12-09 18:09:34,284 INFO L87 Difference]: Start difference. First operand 657 states and 920 transitions. Second operand 4 states. [2020-12-09 18:09:34,512 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 18:09:34,512 INFO L93 Difference]: Finished difference Result 674 states and 930 transitions. [2020-12-09 18:09:34,512 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-12-09 18:09:34,512 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 21 [2020-12-09 18:09:34,513 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 18:09:34,515 INFO L225 Difference]: With dead ends: 674 [2020-12-09 18:09:34,515 INFO L226 Difference]: Without dead ends: 674 [2020-12-09 18:09:34,515 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-12-09 18:09:34,516 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 674 states. [2020-12-09 18:09:34,521 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 674 to 657. [2020-12-09 18:09:34,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 657 states. [2020-12-09 18:09:34,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 657 states to 657 states and 911 transitions. [2020-12-09 18:09:34,523 INFO L78 Accepts]: Start accepts. Automaton has 657 states and 911 transitions. Word has length 21 [2020-12-09 18:09:34,523 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 18:09:34,523 INFO L481 AbstractCegarLoop]: Abstraction has 657 states and 911 transitions. [2020-12-09 18:09:34,523 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-12-09 18:09:34,523 INFO L276 IsEmpty]: Start isEmpty. Operand 657 states and 911 transitions. [2020-12-09 18:09:34,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-12-09 18:09:34,524 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 18:09:34,524 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-09 18:09:34,524 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-12-09 18:09:34,524 INFO L429 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr44ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr35ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr7ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr16ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr53ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr90ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr72ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr25ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr91ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr17ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr82ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr63ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr99ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr36ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr8ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr15ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr92ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr71ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr54ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr83ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr45ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr100ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr24ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr79ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr62ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr14ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr65ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr88ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr37ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr56ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr74ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr32ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr46ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr55ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr23ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr38ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr97ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr4ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr80ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr73ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr6ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr89ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr13ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr31ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr47ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr39ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr98ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr64ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr5ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr22ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr81ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr58ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr21ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr86ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr95ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr12ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr67ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr30ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr49ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr40ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr48ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr76ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr59ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr2ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr87ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr29ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr57ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr96ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr66ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr11ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr50ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr3ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr75ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr20ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr41ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr102ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr28ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr9ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr93ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr33ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr70ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr51ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr69ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr84ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr10ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr78ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr19ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr101ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr42ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr61ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr43ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr94ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr27ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr34ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr52ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr68ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr26ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr77ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr18ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr85ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr60ASSERT_VIOLATIONMEMORY_LEAK]=== [2020-12-09 18:09:34,525 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 18:09:34,525 INFO L82 PathProgramCache]: Analyzing trace with hash -1179352313, now seen corresponding path program 1 times [2020-12-09 18:09:34,525 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-12-09 18:09:34,525 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2026639712] [2020-12-09 18:09:34,525 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-09 18:09:34,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 18:09:34,550 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-09 18:09:34,550 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2026639712] [2020-12-09 18:09:34,551 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 18:09:34,551 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-09 18:09:34,551 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2005264386] [2020-12-09 18:09:34,551 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-09 18:09:34,551 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-12-09 18:09:34,551 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-09 18:09:34,552 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-09 18:09:34,552 INFO L87 Difference]: Start difference. First operand 657 states and 911 transitions. Second operand 3 states. [2020-12-09 18:09:34,677 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 18:09:34,677 INFO L93 Difference]: Finished difference Result 677 states and 935 transitions. [2020-12-09 18:09:34,677 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-09 18:09:34,677 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 22 [2020-12-09 18:09:34,678 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 18:09:34,680 INFO L225 Difference]: With dead ends: 677 [2020-12-09 18:09:34,680 INFO L226 Difference]: Without dead ends: 677 [2020-12-09 18:09:34,681 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-09 18:09:34,682 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 677 states. [2020-12-09 18:09:34,687 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 677 to 677. [2020-12-09 18:09:34,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 677 states. [2020-12-09 18:09:34,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 677 states to 677 states and 935 transitions. [2020-12-09 18:09:34,688 INFO L78 Accepts]: Start accepts. Automaton has 677 states and 935 transitions. Word has length 22 [2020-12-09 18:09:34,689 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 18:09:34,689 INFO L481 AbstractCegarLoop]: Abstraction has 677 states and 935 transitions. [2020-12-09 18:09:34,689 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-09 18:09:34,689 INFO L276 IsEmpty]: Start isEmpty. Operand 677 states and 935 transitions. [2020-12-09 18:09:34,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-12-09 18:09:34,690 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 18:09:34,690 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-09 18:09:34,690 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2020-12-09 18:09:34,690 INFO L429 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr44ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr35ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr7ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr16ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr53ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr90ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr72ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr25ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr91ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr17ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr82ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr63ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr99ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr36ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr8ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr15ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr92ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr71ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr54ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr83ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr45ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr100ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr24ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr79ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr62ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr14ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr65ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr88ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr37ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr56ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr74ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr32ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr46ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr55ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr23ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr38ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr97ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr4ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr80ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr73ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr6ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr89ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr13ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr31ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr47ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr39ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr98ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr64ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr5ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr22ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr81ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr58ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr21ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr86ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr95ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr12ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr67ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr30ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr49ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr40ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr48ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr76ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr59ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr2ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr87ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr29ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr57ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr96ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr66ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr11ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr50ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr3ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr75ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr20ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr41ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr102ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr28ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr9ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr93ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr33ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr70ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr51ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr69ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr84ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr10ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr78ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr19ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr101ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr42ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr61ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr43ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr94ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr27ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr34ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr52ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr68ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr26ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr77ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr18ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr85ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr60ASSERT_VIOLATIONMEMORY_LEAK]=== [2020-12-09 18:09:34,690 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 18:09:34,690 INFO L82 PathProgramCache]: Analyzing trace with hash -487099230, now seen corresponding path program 1 times [2020-12-09 18:09:34,691 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-12-09 18:09:34,691 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1828862968] [2020-12-09 18:09:34,691 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-09 18:09:34,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 18:09:34,716 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-09 18:09:34,716 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1828862968] [2020-12-09 18:09:34,716 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 18:09:34,716 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-09 18:09:34,716 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1931099548] [2020-12-09 18:09:34,717 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-09 18:09:34,717 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-12-09 18:09:34,717 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-09 18:09:34,717 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-09 18:09:34,718 INFO L87 Difference]: Start difference. First operand 677 states and 935 transitions. Second operand 3 states. [2020-12-09 18:09:34,736 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 18:09:34,736 INFO L93 Difference]: Finished difference Result 645 states and 878 transitions. [2020-12-09 18:09:34,736 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-09 18:09:34,736 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 22 [2020-12-09 18:09:34,736 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 18:09:34,739 INFO L225 Difference]: With dead ends: 645 [2020-12-09 18:09:34,739 INFO L226 Difference]: Without dead ends: 645 [2020-12-09 18:09:34,739 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-09 18:09:34,740 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 645 states. [2020-12-09 18:09:34,744 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 645 to 645. [2020-12-09 18:09:34,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 645 states. [2020-12-09 18:09:34,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 645 states to 645 states and 878 transitions. [2020-12-09 18:09:34,746 INFO L78 Accepts]: Start accepts. Automaton has 645 states and 878 transitions. Word has length 22 [2020-12-09 18:09:34,746 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 18:09:34,746 INFO L481 AbstractCegarLoop]: Abstraction has 645 states and 878 transitions. [2020-12-09 18:09:34,746 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-09 18:09:34,746 INFO L276 IsEmpty]: Start isEmpty. Operand 645 states and 878 transitions. [2020-12-09 18:09:34,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-12-09 18:09:34,747 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 18:09:34,748 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-09 18:09:34,748 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2020-12-09 18:09:34,748 INFO L429 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr44ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr35ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr7ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr16ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr53ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr90ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr72ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr25ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr91ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr17ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr82ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr63ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr99ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr36ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr8ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr15ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr92ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr71ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr54ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr83ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr45ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr100ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr24ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr79ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr62ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr14ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr65ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr88ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr37ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr56ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr74ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr32ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr46ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr55ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr23ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr38ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr97ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr4ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr80ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr73ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr6ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr89ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr13ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr31ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr47ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr39ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr98ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr64ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr5ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr22ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr81ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr58ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr21ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr86ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr95ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr12ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr67ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr30ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr49ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr40ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr48ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr76ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr59ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr2ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr87ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr29ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr57ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr96ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr66ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr11ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr50ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr3ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr75ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr20ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr41ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr102ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr28ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr9ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr93ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr33ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr70ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr51ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr69ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr84ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr10ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr78ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr19ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr101ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr42ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr61ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr43ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr94ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr27ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr34ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr52ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr68ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr26ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr77ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr18ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr85ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr60ASSERT_VIOLATIONMEMORY_LEAK]=== [2020-12-09 18:09:34,749 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 18:09:34,749 INFO L82 PathProgramCache]: Analyzing trace with hash 1517935127, now seen corresponding path program 1 times [2020-12-09 18:09:34,749 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-12-09 18:09:34,749 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [623764594] [2020-12-09 18:09:34,749 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-09 18:09:34,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 18:09:34,785 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-09 18:09:34,785 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [623764594] [2020-12-09 18:09:34,786 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 18:09:34,786 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-12-09 18:09:34,786 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1580696049] [2020-12-09 18:09:34,786 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-12-09 18:09:34,786 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-12-09 18:09:34,786 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-12-09 18:09:34,786 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-12-09 18:09:34,787 INFO L87 Difference]: Start difference. First operand 645 states and 878 transitions. Second operand 4 states. [2020-12-09 18:09:34,816 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 18:09:34,816 INFO L93 Difference]: Finished difference Result 593 states and 793 transitions. [2020-12-09 18:09:34,817 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-12-09 18:09:34,817 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 22 [2020-12-09 18:09:34,817 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 18:09:34,819 INFO L225 Difference]: With dead ends: 593 [2020-12-09 18:09:34,819 INFO L226 Difference]: Without dead ends: 593 [2020-12-09 18:09:34,819 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-12-09 18:09:34,820 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 593 states. [2020-12-09 18:09:34,824 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 593 to 543. [2020-12-09 18:09:34,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 543 states. [2020-12-09 18:09:34,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 543 states to 543 states and 732 transitions. [2020-12-09 18:09:34,826 INFO L78 Accepts]: Start accepts. Automaton has 543 states and 732 transitions. Word has length 22 [2020-12-09 18:09:34,826 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 18:09:34,826 INFO L481 AbstractCegarLoop]: Abstraction has 543 states and 732 transitions. [2020-12-09 18:09:34,826 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-12-09 18:09:34,826 INFO L276 IsEmpty]: Start isEmpty. Operand 543 states and 732 transitions. [2020-12-09 18:09:34,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-12-09 18:09:34,827 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 18:09:34,827 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-09 18:09:34,827 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2020-12-09 18:09:34,827 INFO L429 AbstractCegarLoop]: === Iteration 16 === [ULTIMATE.startErr44ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr35ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr7ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr16ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr53ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr90ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr72ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr25ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr91ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr17ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr82ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr63ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr99ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr36ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr8ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr15ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr92ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr71ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr54ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr83ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr45ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr100ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr24ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr79ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr62ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr14ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr65ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr88ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr37ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr56ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr74ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr32ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr46ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr55ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr23ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr38ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr97ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr4ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr80ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr73ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr6ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr89ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr13ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr31ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr47ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr39ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr98ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr64ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr5ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr22ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr81ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr58ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr21ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr86ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr95ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr12ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr67ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr30ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr49ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr40ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr48ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr76ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr59ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr2ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr87ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr29ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr57ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr96ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr66ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr11ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr50ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr3ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr75ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr20ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr41ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr102ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr28ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr9ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr93ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr33ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr70ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr51ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr69ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr84ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr10ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr78ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr19ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr101ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr42ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr61ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr43ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr94ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr27ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr34ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr52ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr68ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr26ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr77ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr18ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr85ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr60ASSERT_VIOLATIONMEMORY_LEAK]=== [2020-12-09 18:09:34,828 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 18:09:34,828 INFO L82 PathProgramCache]: Analyzing trace with hash -1800498453, now seen corresponding path program 1 times [2020-12-09 18:09:34,828 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-12-09 18:09:34,828 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1406645137] [2020-12-09 18:09:34,828 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-09 18:09:34,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 18:09:34,857 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-09 18:09:34,858 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1406645137] [2020-12-09 18:09:34,858 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 18:09:34,858 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-09 18:09:34,858 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [685874380] [2020-12-09 18:09:34,858 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-12-09 18:09:34,858 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-12-09 18:09:34,859 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-12-09 18:09:34,859 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-12-09 18:09:34,859 INFO L87 Difference]: Start difference. First operand 543 states and 732 transitions. Second operand 4 states. [2020-12-09 18:09:35,023 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 18:09:35,023 INFO L93 Difference]: Finished difference Result 543 states and 723 transitions. [2020-12-09 18:09:35,024 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-12-09 18:09:35,024 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 22 [2020-12-09 18:09:35,024 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 18:09:35,026 INFO L225 Difference]: With dead ends: 543 [2020-12-09 18:09:35,026 INFO L226 Difference]: Without dead ends: 543 [2020-12-09 18:09:35,026 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-12-09 18:09:35,027 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 543 states. [2020-12-09 18:09:35,031 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 543 to 543. [2020-12-09 18:09:35,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 543 states. [2020-12-09 18:09:35,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 543 states to 543 states and 723 transitions. [2020-12-09 18:09:35,032 INFO L78 Accepts]: Start accepts. Automaton has 543 states and 723 transitions. Word has length 22 [2020-12-09 18:09:35,032 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 18:09:35,032 INFO L481 AbstractCegarLoop]: Abstraction has 543 states and 723 transitions. [2020-12-09 18:09:35,032 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-12-09 18:09:35,032 INFO L276 IsEmpty]: Start isEmpty. Operand 543 states and 723 transitions. [2020-12-09 18:09:35,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2020-12-09 18:09:35,033 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 18:09:35,033 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-09 18:09:35,033 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2020-12-09 18:09:35,034 INFO L429 AbstractCegarLoop]: === Iteration 17 === [ULTIMATE.startErr44ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr35ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr7ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr16ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr53ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr90ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr72ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr25ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr91ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr17ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr82ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr63ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr99ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr36ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr8ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr15ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr92ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr71ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr54ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr83ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr45ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr100ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr24ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr79ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr62ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr14ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr65ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr88ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr37ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr56ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr74ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr32ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr46ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr55ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr23ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr38ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr97ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr4ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr80ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr73ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr6ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr89ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr13ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr31ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr47ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr39ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr98ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr64ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr5ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr22ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr81ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr58ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr21ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr86ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr95ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr12ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr67ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr30ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr49ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr40ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr48ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr76ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr59ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr2ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr87ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr29ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr57ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr96ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr66ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr11ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr50ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr3ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr75ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr20ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr41ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr102ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr28ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr9ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr93ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr33ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr70ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr51ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr69ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr84ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr10ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr78ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr19ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr101ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr42ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr61ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr43ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr94ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr27ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr34ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr52ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr68ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr26ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr77ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr18ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr85ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr60ASSERT_VIOLATIONMEMORY_LEAK]=== [2020-12-09 18:09:35,034 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 18:09:35,034 INFO L82 PathProgramCache]: Analyzing trace with hash 2111996709, now seen corresponding path program 1 times [2020-12-09 18:09:35,034 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-12-09 18:09:35,034 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2055330573] [2020-12-09 18:09:35,034 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-09 18:09:35,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 18:09:35,059 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-09 18:09:35,059 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2055330573] [2020-12-09 18:09:35,059 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 18:09:35,059 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-09 18:09:35,059 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [932724551] [2020-12-09 18:09:35,060 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-12-09 18:09:35,060 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-12-09 18:09:35,060 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-12-09 18:09:35,060 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-12-09 18:09:35,060 INFO L87 Difference]: Start difference. First operand 543 states and 723 transitions. Second operand 4 states. [2020-12-09 18:09:35,209 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 18:09:35,209 INFO L93 Difference]: Finished difference Result 543 states and 722 transitions. [2020-12-09 18:09:35,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-12-09 18:09:35,209 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 23 [2020-12-09 18:09:35,210 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 18:09:35,211 INFO L225 Difference]: With dead ends: 543 [2020-12-09 18:09:35,212 INFO L226 Difference]: Without dead ends: 543 [2020-12-09 18:09:35,212 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-12-09 18:09:35,213 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 543 states. [2020-12-09 18:09:35,216 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 543 to 543. [2020-12-09 18:09:35,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 543 states. [2020-12-09 18:09:35,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 543 states to 543 states and 722 transitions. [2020-12-09 18:09:35,218 INFO L78 Accepts]: Start accepts. Automaton has 543 states and 722 transitions. Word has length 23 [2020-12-09 18:09:35,218 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 18:09:35,218 INFO L481 AbstractCegarLoop]: Abstraction has 543 states and 722 transitions. [2020-12-09 18:09:35,218 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-12-09 18:09:35,218 INFO L276 IsEmpty]: Start isEmpty. Operand 543 states and 722 transitions. [2020-12-09 18:09:35,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2020-12-09 18:09:35,219 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 18:09:35,219 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-09 18:09:35,219 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2020-12-09 18:09:35,219 INFO L429 AbstractCegarLoop]: === Iteration 18 === [ULTIMATE.startErr44ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr35ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr7ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr16ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr53ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr90ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr72ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr25ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr91ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr17ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr82ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr63ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr99ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr36ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr8ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr15ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr92ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr71ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr54ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr83ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr45ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr100ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr24ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr79ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr62ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr14ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr65ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr88ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr37ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr56ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr74ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr32ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr46ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr55ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr23ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr38ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr97ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr4ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr80ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr73ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr6ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr89ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr13ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr31ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr47ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr39ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr98ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr64ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr5ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr22ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr81ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr58ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr21ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr86ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr95ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr12ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr67ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr30ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr49ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr40ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr48ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr76ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr59ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr2ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr87ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr29ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr57ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr96ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr66ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr11ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr50ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr3ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr75ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr20ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr41ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr102ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr28ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr9ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr93ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr33ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr70ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr51ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr69ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr84ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr10ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr78ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr19ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr101ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr42ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr61ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr43ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr94ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr27ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr34ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr52ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr68ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr26ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr77ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr18ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr85ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr60ASSERT_VIOLATIONMEMORY_LEAK]=== [2020-12-09 18:09:35,220 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 18:09:35,220 INFO L82 PathProgramCache]: Analyzing trace with hash 1196875174, now seen corresponding path program 1 times [2020-12-09 18:09:35,220 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-12-09 18:09:35,220 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2069647008] [2020-12-09 18:09:35,220 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-09 18:09:35,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 18:09:35,237 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-09 18:09:35,237 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2069647008] [2020-12-09 18:09:35,237 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 18:09:35,237 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-09 18:09:35,237 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [396088687] [2020-12-09 18:09:35,237 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-09 18:09:35,237 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-12-09 18:09:35,238 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-09 18:09:35,238 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-09 18:09:35,238 INFO L87 Difference]: Start difference. First operand 543 states and 722 transitions. Second operand 3 states. [2020-12-09 18:09:35,349 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 18:09:35,349 INFO L93 Difference]: Finished difference Result 559 states and 737 transitions. [2020-12-09 18:09:35,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-09 18:09:35,349 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 23 [2020-12-09 18:09:35,349 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 18:09:35,351 INFO L225 Difference]: With dead ends: 559 [2020-12-09 18:09:35,351 INFO L226 Difference]: Without dead ends: 559 [2020-12-09 18:09:35,352 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-09 18:09:35,352 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 559 states. [2020-12-09 18:09:35,356 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 559 to 551. [2020-12-09 18:09:35,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 551 states. [2020-12-09 18:09:35,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 551 states to 551 states and 730 transitions. [2020-12-09 18:09:35,357 INFO L78 Accepts]: Start accepts. Automaton has 551 states and 730 transitions. Word has length 23 [2020-12-09 18:09:35,357 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 18:09:35,357 INFO L481 AbstractCegarLoop]: Abstraction has 551 states and 730 transitions. [2020-12-09 18:09:35,357 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-09 18:09:35,357 INFO L276 IsEmpty]: Start isEmpty. Operand 551 states and 730 transitions. [2020-12-09 18:09:35,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2020-12-09 18:09:35,358 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 18:09:35,358 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-09 18:09:35,358 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2020-12-09 18:09:35,359 INFO L429 AbstractCegarLoop]: === Iteration 19 === [ULTIMATE.startErr44ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr35ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr7ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr16ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr53ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr90ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr72ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr25ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr91ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr17ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr82ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr63ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr99ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr36ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr8ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr15ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr92ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr71ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr54ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr83ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr45ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr100ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr24ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr79ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr62ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr14ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr65ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr88ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr37ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr56ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr74ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr32ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr46ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr55ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr23ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr38ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr97ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr4ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr80ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr73ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr6ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr89ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr13ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr31ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr47ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr39ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr98ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr64ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr5ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr22ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr81ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr58ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr21ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr86ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr95ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr12ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr67ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr30ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr49ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr40ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr48ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr76ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr59ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr2ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr87ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr29ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr57ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr96ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr66ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr11ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr50ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr3ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr75ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr20ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr41ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr102ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr28ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr9ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr93ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr33ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr70ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr51ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr69ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr84ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr10ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr78ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr19ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr101ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr42ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr61ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr43ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr94ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr27ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr34ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr52ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr68ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr26ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr77ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr18ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr85ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr60ASSERT_VIOLATIONMEMORY_LEAK]=== [2020-12-09 18:09:35,359 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 18:09:35,359 INFO L82 PathProgramCache]: Analyzing trace with hash 525511318, now seen corresponding path program 1 times [2020-12-09 18:09:35,359 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-12-09 18:09:35,359 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [873335664] [2020-12-09 18:09:35,359 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-09 18:09:35,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 18:09:35,384 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-09 18:09:35,384 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [873335664] [2020-12-09 18:09:35,384 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 18:09:35,384 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-09 18:09:35,384 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2065775753] [2020-12-09 18:09:35,384 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-12-09 18:09:35,385 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-12-09 18:09:35,385 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-12-09 18:09:35,385 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-12-09 18:09:35,385 INFO L87 Difference]: Start difference. First operand 551 states and 730 transitions. Second operand 4 states. [2020-12-09 18:09:35,537 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 18:09:35,537 INFO L93 Difference]: Finished difference Result 551 states and 729 transitions. [2020-12-09 18:09:35,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-12-09 18:09:35,537 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 24 [2020-12-09 18:09:35,537 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 18:09:35,539 INFO L225 Difference]: With dead ends: 551 [2020-12-09 18:09:35,539 INFO L226 Difference]: Without dead ends: 551 [2020-12-09 18:09:35,540 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-12-09 18:09:35,540 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 551 states. [2020-12-09 18:09:35,544 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 551 to 551. [2020-12-09 18:09:35,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 551 states. [2020-12-09 18:09:35,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 551 states to 551 states and 729 transitions. [2020-12-09 18:09:35,545 INFO L78 Accepts]: Start accepts. Automaton has 551 states and 729 transitions. Word has length 24 [2020-12-09 18:09:35,545 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 18:09:35,545 INFO L481 AbstractCegarLoop]: Abstraction has 551 states and 729 transitions. [2020-12-09 18:09:35,545 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-12-09 18:09:35,545 INFO L276 IsEmpty]: Start isEmpty. Operand 551 states and 729 transitions. [2020-12-09 18:09:35,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2020-12-09 18:09:35,546 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 18:09:35,546 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-09 18:09:35,546 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2020-12-09 18:09:35,547 INFO L429 AbstractCegarLoop]: === Iteration 20 === [ULTIMATE.startErr44ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr35ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr7ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr16ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr53ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr90ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr72ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr25ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr91ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr17ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr82ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr63ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr99ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr36ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr8ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr15ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr92ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr71ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr54ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr83ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr45ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr100ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr24ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr79ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr62ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr14ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr65ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr88ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr37ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr56ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr74ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr32ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr46ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr55ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr23ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr38ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr97ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr4ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr80ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr73ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr6ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr89ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr13ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr31ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr47ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr39ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr98ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr64ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr5ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr22ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr81ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr58ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr21ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr86ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr95ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr12ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr67ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr30ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr49ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr40ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr48ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr76ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr59ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr2ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr87ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr29ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr57ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr96ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr66ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr11ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr50ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr3ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr75ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr20ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr41ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr102ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr28ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr9ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr93ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr33ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr70ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr51ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr69ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr84ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr10ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr78ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr19ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr101ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr42ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr61ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr43ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr94ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr27ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr34ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr52ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr68ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr26ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr77ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr18ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr85ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr60ASSERT_VIOLATIONMEMORY_LEAK]=== [2020-12-09 18:09:35,547 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 18:09:35,547 INFO L82 PathProgramCache]: Analyzing trace with hash -1534350606, now seen corresponding path program 1 times [2020-12-09 18:09:35,547 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-12-09 18:09:35,547 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1519658788] [2020-12-09 18:09:35,547 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-09 18:09:35,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 18:09:35,579 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-09 18:09:35,579 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1519658788] [2020-12-09 18:09:35,579 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 18:09:35,580 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-12-09 18:09:35,580 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [334267486] [2020-12-09 18:09:35,580 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-12-09 18:09:35,580 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-12-09 18:09:35,580 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-12-09 18:09:35,580 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-12-09 18:09:35,580 INFO L87 Difference]: Start difference. First operand 551 states and 729 transitions. Second operand 4 states. [2020-12-09 18:09:35,621 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 18:09:35,622 INFO L93 Difference]: Finished difference Result 563 states and 740 transitions. [2020-12-09 18:09:35,622 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-12-09 18:09:35,622 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 24 [2020-12-09 18:09:35,622 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 18:09:35,624 INFO L225 Difference]: With dead ends: 563 [2020-12-09 18:09:35,624 INFO L226 Difference]: Without dead ends: 562 [2020-12-09 18:09:35,624 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-12-09 18:09:35,625 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 562 states. [2020-12-09 18:09:35,628 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 562 to 557. [2020-12-09 18:09:35,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 557 states. [2020-12-09 18:09:35,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 557 states to 557 states and 735 transitions. [2020-12-09 18:09:35,630 INFO L78 Accepts]: Start accepts. Automaton has 557 states and 735 transitions. Word has length 24 [2020-12-09 18:09:35,630 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 18:09:35,630 INFO L481 AbstractCegarLoop]: Abstraction has 557 states and 735 transitions. [2020-12-09 18:09:35,630 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-12-09 18:09:35,630 INFO L276 IsEmpty]: Start isEmpty. Operand 557 states and 735 transitions. [2020-12-09 18:09:35,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2020-12-09 18:09:35,631 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 18:09:35,631 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-09 18:09:35,631 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2020-12-09 18:09:35,631 INFO L429 AbstractCegarLoop]: === Iteration 21 === [ULTIMATE.startErr44ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr35ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr7ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr16ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr53ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr90ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr72ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr25ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr91ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr17ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr82ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr63ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr99ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr36ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr8ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr15ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr92ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr71ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr54ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr83ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr45ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr100ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr24ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr79ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr62ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr14ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr65ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr88ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr37ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr56ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr74ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr32ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr46ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr55ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr23ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr38ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr97ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr4ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr80ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr73ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr6ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr89ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr13ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr31ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr47ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr39ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr98ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr64ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr5ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr22ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr81ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr58ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr21ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr86ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr95ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr12ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr67ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr30ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr49ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr40ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr48ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr76ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr59ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr2ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr87ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr29ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr57ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr96ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr66ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr11ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr50ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr3ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr75ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr20ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr41ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr102ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr28ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr9ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr93ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr33ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr70ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr51ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr69ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr84ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr10ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr78ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr19ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr101ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr42ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr61ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr43ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr94ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr27ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr34ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr52ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr68ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr26ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr77ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr18ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr85ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr60ASSERT_VIOLATIONMEMORY_LEAK]=== [2020-12-09 18:09:35,631 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 18:09:35,631 INFO L82 PathProgramCache]: Analyzing trace with hash -1534362522, now seen corresponding path program 1 times [2020-12-09 18:09:35,631 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-12-09 18:09:35,632 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1235120078] [2020-12-09 18:09:35,632 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-09 18:09:35,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 18:09:35,653 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-09 18:09:35,653 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1235120078] [2020-12-09 18:09:35,653 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 18:09:35,654 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-09 18:09:35,654 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1108108230] [2020-12-09 18:09:35,654 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-12-09 18:09:35,654 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-12-09 18:09:35,654 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-12-09 18:09:35,654 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-12-09 18:09:35,654 INFO L87 Difference]: Start difference. First operand 557 states and 735 transitions. Second operand 4 states. [2020-12-09 18:09:35,790 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 18:09:35,790 INFO L93 Difference]: Finished difference Result 564 states and 740 transitions. [2020-12-09 18:09:35,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-12-09 18:09:35,790 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 24 [2020-12-09 18:09:35,790 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 18:09:35,792 INFO L225 Difference]: With dead ends: 564 [2020-12-09 18:09:35,792 INFO L226 Difference]: Without dead ends: 547 [2020-12-09 18:09:35,793 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-12-09 18:09:35,793 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 547 states. [2020-12-09 18:09:35,797 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 547 to 544. [2020-12-09 18:09:35,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 544 states. [2020-12-09 18:09:35,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 544 states to 544 states and 721 transitions. [2020-12-09 18:09:35,798 INFO L78 Accepts]: Start accepts. Automaton has 544 states and 721 transitions. Word has length 24 [2020-12-09 18:09:35,798 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 18:09:35,798 INFO L481 AbstractCegarLoop]: Abstraction has 544 states and 721 transitions. [2020-12-09 18:09:35,798 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-12-09 18:09:35,798 INFO L276 IsEmpty]: Start isEmpty. Operand 544 states and 721 transitions. [2020-12-09 18:09:35,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-09 18:09:35,799 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 18:09:35,799 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-09 18:09:35,799 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2020-12-09 18:09:35,799 INFO L429 AbstractCegarLoop]: === Iteration 22 === [ULTIMATE.startErr44ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr35ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr7ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr16ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr53ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr90ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr72ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr25ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr91ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr17ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr82ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr63ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr99ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr36ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr8ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr15ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr92ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr71ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr54ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr83ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr45ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr100ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr24ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr79ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr62ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr14ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr65ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr88ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr37ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr56ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr74ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr32ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr46ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr55ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr23ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr38ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr97ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr4ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr80ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr73ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr6ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr89ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr13ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr31ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr47ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr39ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr98ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr64ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr5ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr22ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr81ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr58ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr21ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr86ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr95ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr12ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr67ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr30ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr49ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr40ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr48ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr76ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr59ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr2ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr87ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr29ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr57ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr96ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr66ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr11ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr50ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr3ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr75ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr20ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr41ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr102ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr28ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr9ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr93ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr33ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr70ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr51ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr69ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr84ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr10ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr78ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr19ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr101ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr42ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr61ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr43ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr94ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr27ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr34ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr52ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr68ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr26ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr77ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr18ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr85ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr60ASSERT_VIOLATIONMEMORY_LEAK]=== [2020-12-09 18:09:35,799 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 18:09:35,800 INFO L82 PathProgramCache]: Analyzing trace with hash -1241891204, now seen corresponding path program 1 times [2020-12-09 18:09:35,800 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-12-09 18:09:35,800 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [893968717] [2020-12-09 18:09:35,800 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-09 18:09:35,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 18:09:35,842 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-09 18:09:35,842 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [893968717] [2020-12-09 18:09:35,842 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 18:09:35,842 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-12-09 18:09:35,842 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [818813423] [2020-12-09 18:09:35,843 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-12-09 18:09:35,843 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-12-09 18:09:35,843 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-12-09 18:09:35,843 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2020-12-09 18:09:35,843 INFO L87 Difference]: Start difference. First operand 544 states and 721 transitions. Second operand 6 states. [2020-12-09 18:09:35,955 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 18:09:35,955 INFO L93 Difference]: Finished difference Result 560 states and 736 transitions. [2020-12-09 18:09:35,956 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-12-09 18:09:35,956 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 25 [2020-12-09 18:09:35,956 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 18:09:35,959 INFO L225 Difference]: With dead ends: 560 [2020-12-09 18:09:35,959 INFO L226 Difference]: Without dead ends: 539 [2020-12-09 18:09:35,959 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2020-12-09 18:09:35,960 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 539 states. [2020-12-09 18:09:35,963 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 539 to 539. [2020-12-09 18:09:35,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 539 states. [2020-12-09 18:09:35,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 539 states to 539 states and 706 transitions. [2020-12-09 18:09:35,965 INFO L78 Accepts]: Start accepts. Automaton has 539 states and 706 transitions. Word has length 25 [2020-12-09 18:09:35,965 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 18:09:35,965 INFO L481 AbstractCegarLoop]: Abstraction has 539 states and 706 transitions. [2020-12-09 18:09:35,965 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-12-09 18:09:35,965 INFO L276 IsEmpty]: Start isEmpty. Operand 539 states and 706 transitions. [2020-12-09 18:09:35,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-09 18:09:35,966 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 18:09:35,966 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-09 18:09:35,966 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2020-12-09 18:09:35,966 INFO L429 AbstractCegarLoop]: === Iteration 23 === [ULTIMATE.startErr44ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr35ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr7ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr16ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr53ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr90ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr72ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr25ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr91ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr17ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr82ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr63ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr99ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr36ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr8ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr15ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr92ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr71ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr54ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr83ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr45ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr100ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr24ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr79ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr62ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr14ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr65ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr88ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr37ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr56ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr74ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr32ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr46ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr55ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr23ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr38ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr97ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr4ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr80ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr73ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr6ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr89ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr13ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr31ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr47ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr39ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr98ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr64ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr5ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr22ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr81ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr58ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr21ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr86ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr95ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr12ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr67ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr30ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr49ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr40ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr48ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr76ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr59ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr2ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr87ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr29ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr57ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr96ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr66ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr11ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr50ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr3ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr75ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr20ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr41ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr102ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr28ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr9ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr93ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr33ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr70ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr51ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr69ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr84ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr10ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr78ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr19ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr101ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr42ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr61ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr43ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr94ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr27ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr34ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr52ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr68ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr26ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr77ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr18ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr85ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr60ASSERT_VIOLATIONMEMORY_LEAK]=== [2020-12-09 18:09:35,967 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 18:09:35,967 INFO L82 PathProgramCache]: Analyzing trace with hash 1129947338, now seen corresponding path program 1 times [2020-12-09 18:09:35,967 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-12-09 18:09:35,967 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1274629113] [2020-12-09 18:09:35,967 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-09 18:09:35,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 18:09:36,021 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-09 18:09:36,021 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1274629113] [2020-12-09 18:09:36,021 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 18:09:36,021 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-12-09 18:09:36,022 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [448599669] [2020-12-09 18:09:36,022 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-12-09 18:09:36,022 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-12-09 18:09:36,022 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-12-09 18:09:36,023 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2020-12-09 18:09:36,023 INFO L87 Difference]: Start difference. First operand 539 states and 706 transitions. Second operand 7 states. [2020-12-09 18:09:36,126 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 18:09:36,127 INFO L93 Difference]: Finished difference Result 555 states and 721 transitions. [2020-12-09 18:09:36,127 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-12-09 18:09:36,127 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 25 [2020-12-09 18:09:36,127 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 18:09:36,129 INFO L225 Difference]: With dead ends: 555 [2020-12-09 18:09:36,129 INFO L226 Difference]: Without dead ends: 536 [2020-12-09 18:09:36,129 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=39, Invalid=71, Unknown=0, NotChecked=0, Total=110 [2020-12-09 18:09:36,130 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 536 states. [2020-12-09 18:09:36,141 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 536 to 536. [2020-12-09 18:09:36,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 536 states. [2020-12-09 18:09:36,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 536 states to 536 states and 692 transitions. [2020-12-09 18:09:36,142 INFO L78 Accepts]: Start accepts. Automaton has 536 states and 692 transitions. Word has length 25 [2020-12-09 18:09:36,142 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 18:09:36,142 INFO L481 AbstractCegarLoop]: Abstraction has 536 states and 692 transitions. [2020-12-09 18:09:36,142 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-12-09 18:09:36,142 INFO L276 IsEmpty]: Start isEmpty. Operand 536 states and 692 transitions. [2020-12-09 18:09:36,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2020-12-09 18:09:36,143 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 18:09:36,143 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-09 18:09:36,143 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2020-12-09 18:09:36,143 INFO L429 AbstractCegarLoop]: === Iteration 24 === [ULTIMATE.startErr44ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr35ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr7ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr16ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr53ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr90ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr72ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr25ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr91ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr17ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr82ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr63ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr99ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr36ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr8ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr15ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr92ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr71ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr54ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr83ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr45ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr100ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr24ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr79ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr62ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr14ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr65ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr88ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr37ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr56ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr74ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr32ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr46ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr55ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr23ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr38ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr97ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr4ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr80ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr73ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr6ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr89ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr13ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr31ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr47ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr39ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr98ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr64ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr5ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr22ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr81ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr58ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr21ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr86ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr95ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr12ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr67ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr30ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr49ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr40ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr48ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr76ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr59ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr2ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr87ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr29ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr57ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr96ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr66ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr11ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr50ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr3ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr75ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr20ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr41ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr102ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr28ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr9ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr93ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr33ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr70ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr51ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr69ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr84ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr10ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr78ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr19ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr101ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr42ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr61ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr43ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr94ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr27ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr34ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr52ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr68ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr26ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr77ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr18ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr85ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr60ASSERT_VIOLATIONMEMORY_LEAK]=== [2020-12-09 18:09:36,144 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 18:09:36,144 INFO L82 PathProgramCache]: Analyzing trace with hash -173492118, now seen corresponding path program 1 times [2020-12-09 18:09:36,144 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-12-09 18:09:36,144 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [119413233] [2020-12-09 18:09:36,144 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-09 18:09:36,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 18:09:36,183 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-09 18:09:36,183 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [119413233] [2020-12-09 18:09:36,183 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 18:09:36,184 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-12-09 18:09:36,184 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1230371681] [2020-12-09 18:09:36,184 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-12-09 18:09:36,184 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-12-09 18:09:36,184 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-12-09 18:09:36,185 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2020-12-09 18:09:36,185 INFO L87 Difference]: Start difference. First operand 536 states and 692 transitions. Second operand 6 states. [2020-12-09 18:09:36,248 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 18:09:36,249 INFO L93 Difference]: Finished difference Result 549 states and 704 transitions. [2020-12-09 18:09:36,249 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-12-09 18:09:36,249 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 26 [2020-12-09 18:09:36,249 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 18:09:36,252 INFO L225 Difference]: With dead ends: 549 [2020-12-09 18:09:36,252 INFO L226 Difference]: Without dead ends: 530 [2020-12-09 18:09:36,252 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2020-12-09 18:09:36,253 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 530 states. [2020-12-09 18:09:36,258 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 530 to 530. [2020-12-09 18:09:36,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 530 states. [2020-12-09 18:09:36,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 530 states to 530 states and 683 transitions. [2020-12-09 18:09:36,259 INFO L78 Accepts]: Start accepts. Automaton has 530 states and 683 transitions. Word has length 26 [2020-12-09 18:09:36,259 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 18:09:36,260 INFO L481 AbstractCegarLoop]: Abstraction has 530 states and 683 transitions. [2020-12-09 18:09:36,260 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-12-09 18:09:36,260 INFO L276 IsEmpty]: Start isEmpty. Operand 530 states and 683 transitions. [2020-12-09 18:09:36,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2020-12-09 18:09:36,261 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 18:09:36,261 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-09 18:09:36,261 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2020-12-09 18:09:36,261 INFO L429 AbstractCegarLoop]: === Iteration 25 === [ULTIMATE.startErr44ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr35ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr7ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr16ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr53ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr90ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr72ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr25ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr91ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr17ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr82ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr63ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr99ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr36ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr8ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr15ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr92ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr71ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr54ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr83ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr45ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr100ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr24ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr79ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr62ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr14ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr65ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr88ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr37ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr56ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr74ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr32ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr46ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr55ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr23ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr38ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr97ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr4ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr80ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr73ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr6ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr89ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr13ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr31ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr47ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr39ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr98ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr64ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr5ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr22ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr81ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr58ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr21ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr86ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr95ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr12ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr67ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr30ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr49ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr40ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr48ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr76ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr59ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr2ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr87ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr29ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr57ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr96ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr66ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr11ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr50ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr3ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr75ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr20ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr41ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr102ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr28ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr9ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr93ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr33ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr70ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr51ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr69ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr84ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr10ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr78ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr19ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr101ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr42ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr61ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr43ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr94ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr27ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr34ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr52ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr68ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr26ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr77ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr18ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr85ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr60ASSERT_VIOLATIONMEMORY_LEAK]=== [2020-12-09 18:09:36,261 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 18:09:36,262 INFO L82 PathProgramCache]: Analyzing trace with hash 1160934060, now seen corresponding path program 1 times [2020-12-09 18:09:36,262 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-12-09 18:09:36,262 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1162737265] [2020-12-09 18:09:36,262 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-09 18:09:36,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 18:09:36,306 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-09 18:09:36,306 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1162737265] [2020-12-09 18:09:36,306 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 18:09:36,306 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-12-09 18:09:36,306 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [228221005] [2020-12-09 18:09:36,307 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-09 18:09:36,307 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-12-09 18:09:36,307 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-09 18:09:36,307 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-12-09 18:09:36,307 INFO L87 Difference]: Start difference. First operand 530 states and 683 transitions. Second operand 5 states. [2020-12-09 18:09:36,364 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 18:09:36,364 INFO L93 Difference]: Finished difference Result 539 states and 689 transitions. [2020-12-09 18:09:36,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-12-09 18:09:36,365 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 26 [2020-12-09 18:09:36,365 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 18:09:36,367 INFO L225 Difference]: With dead ends: 539 [2020-12-09 18:09:36,367 INFO L226 Difference]: Without dead ends: 539 [2020-12-09 18:09:36,368 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2020-12-09 18:09:36,369 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 539 states. [2020-12-09 18:09:36,373 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 539 to 526. [2020-12-09 18:09:36,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 526 states. [2020-12-09 18:09:36,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 526 states to 526 states and 677 transitions. [2020-12-09 18:09:36,374 INFO L78 Accepts]: Start accepts. Automaton has 526 states and 677 transitions. Word has length 26 [2020-12-09 18:09:36,374 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 18:09:36,375 INFO L481 AbstractCegarLoop]: Abstraction has 526 states and 677 transitions. [2020-12-09 18:09:36,375 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-09 18:09:36,375 INFO L276 IsEmpty]: Start isEmpty. Operand 526 states and 677 transitions. [2020-12-09 18:09:36,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2020-12-09 18:09:36,375 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 18:09:36,375 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-09 18:09:36,375 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2020-12-09 18:09:36,376 INFO L429 AbstractCegarLoop]: === Iteration 26 === [ULTIMATE.startErr44ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr35ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr7ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr16ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr53ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr90ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr72ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr25ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr91ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr17ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr82ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr63ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr99ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr36ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr8ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr15ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr92ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr71ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr54ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr83ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr45ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr100ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr24ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr79ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr62ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr14ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr65ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr88ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr37ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr56ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr74ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr32ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr46ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr55ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr23ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr38ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr97ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr4ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr80ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr73ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr6ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr89ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr13ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr31ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr47ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr39ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr98ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr64ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr5ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr22ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr81ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr58ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr21ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr86ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr95ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr12ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr67ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr30ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr49ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr40ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr48ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr76ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr59ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr2ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr87ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr29ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr57ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr96ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr66ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr11ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr50ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr3ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr75ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr20ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr41ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr102ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr28ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr9ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr93ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr33ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr70ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr51ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr69ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr84ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr10ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr78ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr19ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr101ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr42ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr61ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr43ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr94ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr27ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr34ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr52ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr68ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr26ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr77ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr18ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr85ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr60ASSERT_VIOLATIONMEMORY_LEAK]=== [2020-12-09 18:09:36,376 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 18:09:36,376 INFO L82 PathProgramCache]: Analyzing trace with hash 1936748274, now seen corresponding path program 1 times [2020-12-09 18:09:36,376 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-12-09 18:09:36,376 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1923617907] [2020-12-09 18:09:36,376 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-09 18:09:36,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 18:09:36,420 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-09 18:09:36,420 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1923617907] [2020-12-09 18:09:36,420 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 18:09:36,421 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-12-09 18:09:36,421 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1389861180] [2020-12-09 18:09:36,421 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-09 18:09:36,421 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-12-09 18:09:36,422 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-09 18:09:36,422 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-12-09 18:09:36,422 INFO L87 Difference]: Start difference. First operand 526 states and 677 transitions. Second operand 5 states. [2020-12-09 18:09:36,527 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 18:09:36,528 INFO L93 Difference]: Finished difference Result 548 states and 697 transitions. [2020-12-09 18:09:36,528 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-12-09 18:09:36,528 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 26 [2020-12-09 18:09:36,528 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 18:09:36,530 INFO L225 Difference]: With dead ends: 548 [2020-12-09 18:09:36,530 INFO L226 Difference]: Without dead ends: 522 [2020-12-09 18:09:36,530 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2020-12-09 18:09:36,531 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 522 states. [2020-12-09 18:09:36,534 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 522 to 509. [2020-12-09 18:09:36,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 509 states. [2020-12-09 18:09:36,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 509 states to 509 states and 658 transitions. [2020-12-09 18:09:36,535 INFO L78 Accepts]: Start accepts. Automaton has 509 states and 658 transitions. Word has length 26 [2020-12-09 18:09:36,535 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 18:09:36,535 INFO L481 AbstractCegarLoop]: Abstraction has 509 states and 658 transitions. [2020-12-09 18:09:36,535 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-09 18:09:36,535 INFO L276 IsEmpty]: Start isEmpty. Operand 509 states and 658 transitions. [2020-12-09 18:09:36,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2020-12-09 18:09:36,536 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 18:09:36,536 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-09 18:09:36,536 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2020-12-09 18:09:36,536 INFO L429 AbstractCegarLoop]: === Iteration 27 === [ULTIMATE.startErr44ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr35ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr7ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr16ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr53ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr90ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr72ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr25ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr91ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr17ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr82ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr63ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr99ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr36ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr8ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr15ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr92ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr71ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr54ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr83ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr45ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr100ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr24ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr79ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr62ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr14ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr65ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr88ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr37ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr56ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr74ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr32ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr46ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr55ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr23ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr38ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr97ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr4ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr80ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr73ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr6ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr89ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr13ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr31ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr47ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr39ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr98ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr64ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr5ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr22ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr81ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr58ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr21ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr86ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr95ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr12ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr67ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr30ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr49ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr40ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr48ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr76ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr59ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr2ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr87ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr29ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr57ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr96ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr66ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr11ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr50ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr3ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr75ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr20ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr41ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr102ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr28ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr9ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr93ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr33ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr70ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr51ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr69ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr84ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr10ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr78ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr19ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr101ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr42ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr61ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr43ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr94ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr27ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr34ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr52ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr68ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr26ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr77ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr18ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr85ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr60ASSERT_VIOLATIONMEMORY_LEAK]=== [2020-12-09 18:09:36,536 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 18:09:36,536 INFO L82 PathProgramCache]: Analyzing trace with hash 1732700173, now seen corresponding path program 1 times [2020-12-09 18:09:36,536 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-12-09 18:09:36,537 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1542109251] [2020-12-09 18:09:36,537 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-09 18:09:36,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 18:09:36,556 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-09 18:09:36,556 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1542109251] [2020-12-09 18:09:36,556 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 18:09:36,556 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-12-09 18:09:36,557 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1161803221] [2020-12-09 18:09:36,557 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-12-09 18:09:36,557 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-12-09 18:09:36,557 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-12-09 18:09:36,557 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-12-09 18:09:36,558 INFO L87 Difference]: Start difference. First operand 509 states and 658 transitions. Second operand 4 states. [2020-12-09 18:09:36,678 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 18:09:36,678 INFO L93 Difference]: Finished difference Result 611 states and 774 transitions. [2020-12-09 18:09:36,679 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-12-09 18:09:36,679 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 27 [2020-12-09 18:09:36,679 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 18:09:36,681 INFO L225 Difference]: With dead ends: 611 [2020-12-09 18:09:36,681 INFO L226 Difference]: Without dead ends: 611 [2020-12-09 18:09:36,681 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-12-09 18:09:36,682 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 611 states. [2020-12-09 18:09:36,686 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 611 to 511. [2020-12-09 18:09:36,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 511 states. [2020-12-09 18:09:36,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 511 states to 511 states and 660 transitions. [2020-12-09 18:09:36,687 INFO L78 Accepts]: Start accepts. Automaton has 511 states and 660 transitions. Word has length 27 [2020-12-09 18:09:36,687 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 18:09:36,687 INFO L481 AbstractCegarLoop]: Abstraction has 511 states and 660 transitions. [2020-12-09 18:09:36,687 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-12-09 18:09:36,687 INFO L276 IsEmpty]: Start isEmpty. Operand 511 states and 660 transitions. [2020-12-09 18:09:36,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2020-12-09 18:09:36,688 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 18:09:36,688 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-09 18:09:36,688 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2020-12-09 18:09:36,688 INFO L429 AbstractCegarLoop]: === Iteration 28 === [ULTIMATE.startErr44ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr35ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr7ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr16ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr53ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr90ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr72ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr25ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr91ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr17ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr82ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr63ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr99ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr36ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr8ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr15ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr92ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr71ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr54ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr83ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr45ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr100ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr24ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr79ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr62ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr14ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr65ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr88ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr37ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr56ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr74ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr32ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr46ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr55ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr23ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr38ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr97ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr4ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr80ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr73ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr6ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr89ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr13ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr31ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr47ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr39ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr98ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr64ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr5ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr22ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr81ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr58ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr21ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr86ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr95ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr12ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr67ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr30ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr49ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr40ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr48ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr76ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr59ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr2ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr87ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr29ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr57ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr96ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr66ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr11ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr50ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr3ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr75ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr20ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr41ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr102ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr28ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr9ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr93ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr33ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr70ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr51ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr69ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr84ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr10ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr78ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr19ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr101ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr42ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr61ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr43ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr94ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr27ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr34ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr52ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr68ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr26ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr77ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr18ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr85ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr60ASSERT_VIOLATIONMEMORY_LEAK]=== [2020-12-09 18:09:36,688 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 18:09:36,688 INFO L82 PathProgramCache]: Analyzing trace with hash -1668052178, now seen corresponding path program 1 times [2020-12-09 18:09:36,689 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-12-09 18:09:36,689 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [427872724] [2020-12-09 18:09:36,689 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-09 18:09:36,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 18:09:36,719 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-09 18:09:36,719 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [427872724] [2020-12-09 18:09:36,719 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 18:09:36,719 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-12-09 18:09:36,719 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [414598175] [2020-12-09 18:09:36,720 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-12-09 18:09:36,720 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-12-09 18:09:36,720 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-12-09 18:09:36,720 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2020-12-09 18:09:36,720 INFO L87 Difference]: Start difference. First operand 511 states and 660 transitions. Second operand 6 states. [2020-12-09 18:09:36,774 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 18:09:36,775 INFO L93 Difference]: Finished difference Result 524 states and 672 transitions. [2020-12-09 18:09:36,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-12-09 18:09:36,775 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 27 [2020-12-09 18:09:36,775 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 18:09:36,778 INFO L225 Difference]: With dead ends: 524 [2020-12-09 18:09:36,778 INFO L226 Difference]: Without dead ends: 507 [2020-12-09 18:09:36,778 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2020-12-09 18:09:36,779 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 507 states. [2020-12-09 18:09:36,784 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 507 to 507. [2020-12-09 18:09:36,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 507 states. [2020-12-09 18:09:36,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 507 states to 507 states and 654 transitions. [2020-12-09 18:09:36,785 INFO L78 Accepts]: Start accepts. Automaton has 507 states and 654 transitions. Word has length 27 [2020-12-09 18:09:36,785 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 18:09:36,785 INFO L481 AbstractCegarLoop]: Abstraction has 507 states and 654 transitions. [2020-12-09 18:09:36,786 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-12-09 18:09:36,786 INFO L276 IsEmpty]: Start isEmpty. Operand 507 states and 654 transitions. [2020-12-09 18:09:36,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2020-12-09 18:09:36,786 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 18:09:36,787 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-09 18:09:36,787 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27 [2020-12-09 18:09:36,787 INFO L429 AbstractCegarLoop]: === Iteration 29 === [ULTIMATE.startErr44ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr35ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr7ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr16ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr53ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr90ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr72ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr25ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr91ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr17ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr82ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr63ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr99ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr36ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr8ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr15ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr92ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr71ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr54ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr83ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr45ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr100ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr24ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr79ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr62ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr14ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr65ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr88ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr37ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr56ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr74ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr32ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr46ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr55ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr23ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr38ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr97ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr4ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr80ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr73ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr6ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr89ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr13ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr31ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr47ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr39ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr98ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr64ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr5ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr22ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr81ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr58ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr21ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr86ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr95ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr12ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr67ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr30ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr49ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr40ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr48ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr76ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr59ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr2ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr87ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr29ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr57ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr96ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr66ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr11ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr50ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr3ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr75ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr20ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr41ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr102ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr28ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr9ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr93ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr33ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr70ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr51ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr69ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr84ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr10ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr78ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr19ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr101ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr42ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr61ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr43ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr94ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr27ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr34ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr52ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr68ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr26ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr77ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr18ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr85ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr60ASSERT_VIOLATIONMEMORY_LEAK]=== [2020-12-09 18:09:36,787 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 18:09:36,787 INFO L82 PathProgramCache]: Analyzing trace with hash -1794668239, now seen corresponding path program 1 times [2020-12-09 18:09:36,788 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-12-09 18:09:36,788 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1880799705] [2020-12-09 18:09:36,788 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-09 18:09:36,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 18:09:36,836 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-09 18:09:36,837 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1880799705] [2020-12-09 18:09:36,837 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 18:09:36,837 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-12-09 18:09:36,837 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1751667156] [2020-12-09 18:09:36,837 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-09 18:09:36,837 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-12-09 18:09:36,838 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-09 18:09:36,838 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-12-09 18:09:36,838 INFO L87 Difference]: Start difference. First operand 507 states and 654 transitions. Second operand 5 states. [2020-12-09 18:09:36,945 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 18:09:36,945 INFO L93 Difference]: Finished difference Result 530 states and 675 transitions. [2020-12-09 18:09:36,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-12-09 18:09:36,946 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 27 [2020-12-09 18:09:36,946 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 18:09:36,948 INFO L225 Difference]: With dead ends: 530 [2020-12-09 18:09:36,948 INFO L226 Difference]: Without dead ends: 512 [2020-12-09 18:09:36,948 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2020-12-09 18:09:36,949 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 512 states. [2020-12-09 18:09:36,954 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 512 to 499. [2020-12-09 18:09:36,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 499 states. [2020-12-09 18:09:36,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 499 states to 499 states and 645 transitions. [2020-12-09 18:09:36,955 INFO L78 Accepts]: Start accepts. Automaton has 499 states and 645 transitions. Word has length 27 [2020-12-09 18:09:36,955 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 18:09:36,955 INFO L481 AbstractCegarLoop]: Abstraction has 499 states and 645 transitions. [2020-12-09 18:09:36,955 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-09 18:09:36,956 INFO L276 IsEmpty]: Start isEmpty. Operand 499 states and 645 transitions. [2020-12-09 18:09:36,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2020-12-09 18:09:36,956 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 18:09:36,956 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-09 18:09:36,956 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable28 [2020-12-09 18:09:36,957 INFO L429 AbstractCegarLoop]: === Iteration 30 === [ULTIMATE.startErr44ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr35ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr7ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr16ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr53ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr90ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr72ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr25ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr91ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr17ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr82ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr63ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr99ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr36ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr8ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr15ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr92ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr71ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr54ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr83ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr45ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr100ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr24ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr79ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr62ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr14ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr65ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr88ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr37ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr56ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr74ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr32ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr46ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr55ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr23ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr38ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr97ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr4ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr80ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr73ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr6ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr89ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr13ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr31ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr47ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr39ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr98ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr64ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr5ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr22ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr81ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr58ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr21ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr86ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr95ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr12ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr67ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr30ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr49ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr40ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr48ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr76ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr59ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr2ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr87ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr29ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr57ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr96ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr66ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr11ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr50ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr3ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr75ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr20ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr41ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr102ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr28ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr9ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr93ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr33ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr70ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr51ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr69ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr84ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr10ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr78ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr19ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr101ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr42ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr61ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr43ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr94ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr27ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr34ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr52ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr68ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr26ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr77ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr18ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr85ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr60ASSERT_VIOLATIONMEMORY_LEAK]=== [2020-12-09 18:09:36,957 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 18:09:36,957 INFO L82 PathProgramCache]: Analyzing trace with hash 250394087, now seen corresponding path program 1 times [2020-12-09 18:09:36,957 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-12-09 18:09:36,957 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2103256825] [2020-12-09 18:09:36,957 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-09 18:09:36,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 18:09:36,991 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-09 18:09:36,991 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2103256825] [2020-12-09 18:09:36,992 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 18:09:36,992 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-09 18:09:36,992 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1791633662] [2020-12-09 18:09:36,992 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-12-09 18:09:36,992 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-12-09 18:09:36,992 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-12-09 18:09:36,993 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-12-09 18:09:36,993 INFO L87 Difference]: Start difference. First operand 499 states and 645 transitions. Second operand 4 states. [2020-12-09 18:09:37,162 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 18:09:37,163 INFO L93 Difference]: Finished difference Result 520 states and 664 transitions. [2020-12-09 18:09:37,163 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-12-09 18:09:37,163 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 27 [2020-12-09 18:09:37,163 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 18:09:37,165 INFO L225 Difference]: With dead ends: 520 [2020-12-09 18:09:37,166 INFO L226 Difference]: Without dead ends: 520 [2020-12-09 18:09:37,166 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-12-09 18:09:37,167 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 520 states. [2020-12-09 18:09:37,171 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 520 to 499. [2020-12-09 18:09:37,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 499 states. [2020-12-09 18:09:37,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 499 states to 499 states and 641 transitions. [2020-12-09 18:09:37,172 INFO L78 Accepts]: Start accepts. Automaton has 499 states and 641 transitions. Word has length 27 [2020-12-09 18:09:37,172 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 18:09:37,172 INFO L481 AbstractCegarLoop]: Abstraction has 499 states and 641 transitions. [2020-12-09 18:09:37,172 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-12-09 18:09:37,172 INFO L276 IsEmpty]: Start isEmpty. Operand 499 states and 641 transitions. [2020-12-09 18:09:37,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2020-12-09 18:09:37,173 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 18:09:37,173 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-09 18:09:37,173 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29 [2020-12-09 18:09:37,173 INFO L429 AbstractCegarLoop]: === Iteration 31 === [ULTIMATE.startErr44ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr35ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr7ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr16ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr53ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr90ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr72ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr25ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr91ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr17ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr82ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr63ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr99ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr36ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr8ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr15ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr92ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr71ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr54ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr83ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr45ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr100ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr24ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr79ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr62ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr14ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr65ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr88ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr37ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr56ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr74ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr32ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr46ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr55ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr23ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr38ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr97ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr4ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr80ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr73ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr6ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr89ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr13ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr31ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr47ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr39ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr98ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr64ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr5ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr22ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr81ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr58ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr21ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr86ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr95ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr12ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr67ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr30ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr49ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr40ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr48ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr76ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr59ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr2ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr87ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr29ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr57ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr96ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr66ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr11ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr50ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr3ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr75ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr20ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr41ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr102ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr28ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr9ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr93ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr33ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr70ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr51ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr69ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr84ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr10ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr78ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr19ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr101ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr42ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr61ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr43ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr94ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr27ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr34ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr52ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr68ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr26ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr77ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr18ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr85ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr60ASSERT_VIOLATIONMEMORY_LEAK]=== [2020-12-09 18:09:37,174 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 18:09:37,174 INFO L82 PathProgramCache]: Analyzing trace with hash 922384306, now seen corresponding path program 1 times [2020-12-09 18:09:37,174 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-12-09 18:09:37,174 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [105900453] [2020-12-09 18:09:37,174 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-09 18:09:37,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 18:09:37,205 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-09 18:09:37,205 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [105900453] [2020-12-09 18:09:37,206 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 18:09:37,206 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-12-09 18:09:37,206 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [924894847] [2020-12-09 18:09:37,206 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-09 18:09:37,206 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-12-09 18:09:37,207 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-09 18:09:37,207 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-12-09 18:09:37,207 INFO L87 Difference]: Start difference. First operand 499 states and 641 transitions. Second operand 5 states. [2020-12-09 18:09:37,261 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 18:09:37,261 INFO L93 Difference]: Finished difference Result 566 states and 711 transitions. [2020-12-09 18:09:37,261 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-12-09 18:09:37,261 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 28 [2020-12-09 18:09:37,262 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 18:09:37,264 INFO L225 Difference]: With dead ends: 566 [2020-12-09 18:09:37,264 INFO L226 Difference]: Without dead ends: 566 [2020-12-09 18:09:37,264 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2020-12-09 18:09:37,265 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 566 states. [2020-12-09 18:09:37,268 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 566 to 509. [2020-12-09 18:09:37,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 509 states. [2020-12-09 18:09:37,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 509 states to 509 states and 654 transitions. [2020-12-09 18:09:37,270 INFO L78 Accepts]: Start accepts. Automaton has 509 states and 654 transitions. Word has length 28 [2020-12-09 18:09:37,270 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 18:09:37,270 INFO L481 AbstractCegarLoop]: Abstraction has 509 states and 654 transitions. [2020-12-09 18:09:37,270 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-09 18:09:37,270 INFO L276 IsEmpty]: Start isEmpty. Operand 509 states and 654 transitions. [2020-12-09 18:09:37,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2020-12-09 18:09:37,270 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 18:09:37,271 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-09 18:09:37,271 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30 [2020-12-09 18:09:37,271 INFO L429 AbstractCegarLoop]: === Iteration 32 === [ULTIMATE.startErr44ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr35ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr7ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr16ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr53ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr90ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr72ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr25ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr91ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr17ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr82ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr63ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr99ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr36ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr8ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr15ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr92ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr71ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr54ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr83ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr45ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr100ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr24ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr79ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr62ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr14ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr65ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr88ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr37ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr56ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr74ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr32ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr46ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr55ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr23ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr38ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr97ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr4ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr80ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr73ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr6ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr89ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr13ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr31ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr47ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr39ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr98ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr64ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr5ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr22ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr81ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr58ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr21ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr86ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr95ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr12ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr67ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr30ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr49ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr40ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr48ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr76ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr59ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr2ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr87ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr29ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr57ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr96ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr66ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr11ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr50ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr3ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr75ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr20ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr41ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr102ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr28ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr9ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr93ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr33ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr70ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr51ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr69ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr84ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr10ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr78ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr19ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr101ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr42ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr61ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr43ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr94ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr27ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr34ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr52ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr68ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr26ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr77ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr18ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr85ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr60ASSERT_VIOLATIONMEMORY_LEAK]=== [2020-12-09 18:09:37,271 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 18:09:37,271 INFO L82 PathProgramCache]: Analyzing trace with hash 1864608783, now seen corresponding path program 1 times [2020-12-09 18:09:37,272 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-12-09 18:09:37,272 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1052488391] [2020-12-09 18:09:37,272 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-09 18:09:37,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 18:09:37,299 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-09 18:09:37,299 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1052488391] [2020-12-09 18:09:37,299 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 18:09:37,299 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-12-09 18:09:37,299 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1495348879] [2020-12-09 18:09:37,299 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-12-09 18:09:37,299 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-12-09 18:09:37,300 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-12-09 18:09:37,300 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2020-12-09 18:09:37,300 INFO L87 Difference]: Start difference. First operand 509 states and 654 transitions. Second operand 6 states. [2020-12-09 18:09:37,376 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 18:09:37,376 INFO L93 Difference]: Finished difference Result 522 states and 666 transitions. [2020-12-09 18:09:37,376 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-12-09 18:09:37,376 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 28 [2020-12-09 18:09:37,377 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 18:09:37,378 INFO L225 Difference]: With dead ends: 522 [2020-12-09 18:09:37,378 INFO L226 Difference]: Without dead ends: 503 [2020-12-09 18:09:37,379 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2020-12-09 18:09:37,379 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 503 states. [2020-12-09 18:09:37,383 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 503 to 503. [2020-12-09 18:09:37,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 503 states. [2020-12-09 18:09:37,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 503 states to 503 states and 645 transitions. [2020-12-09 18:09:37,384 INFO L78 Accepts]: Start accepts. Automaton has 503 states and 645 transitions. Word has length 28 [2020-12-09 18:09:37,384 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 18:09:37,384 INFO L481 AbstractCegarLoop]: Abstraction has 503 states and 645 transitions. [2020-12-09 18:09:37,384 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-12-09 18:09:37,384 INFO L276 IsEmpty]: Start isEmpty. Operand 503 states and 645 transitions. [2020-12-09 18:09:37,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2020-12-09 18:09:37,384 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 18:09:37,385 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-09 18:09:37,385 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable31 [2020-12-09 18:09:37,385 INFO L429 AbstractCegarLoop]: === Iteration 33 === [ULTIMATE.startErr44ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr35ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr7ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr16ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr53ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr90ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr72ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr25ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr91ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr17ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr82ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr63ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr99ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr36ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr8ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr15ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr92ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr71ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr54ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr83ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr45ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr100ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr24ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr79ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr62ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr14ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr65ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr88ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr37ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr56ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr74ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr32ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr46ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr55ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr23ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr38ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr97ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr4ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr80ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr73ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr6ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr89ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr13ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr31ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr47ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr39ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr98ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr64ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr5ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr22ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr81ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr58ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr21ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr86ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr95ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr12ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr67ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr30ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr49ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr40ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr48ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr76ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr59ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr2ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr87ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr29ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr57ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr96ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr66ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr11ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr50ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr3ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr75ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr20ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr41ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr102ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr28ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr9ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr93ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr33ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr70ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr51ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr69ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr84ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr10ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr78ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr19ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr101ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr42ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr61ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr43ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr94ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr27ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr34ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr52ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr68ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr26ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr77ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr18ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr85ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr60ASSERT_VIOLATIONMEMORY_LEAK]=== [2020-12-09 18:09:37,385 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 18:09:37,385 INFO L82 PathProgramCache]: Analyzing trace with hash 1721749039, now seen corresponding path program 1 times [2020-12-09 18:09:37,386 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-12-09 18:09:37,386 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [969770269] [2020-12-09 18:09:37,386 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-09 18:09:37,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 18:09:37,432 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-09 18:09:37,432 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [969770269] [2020-12-09 18:09:37,432 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 18:09:37,432 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-12-09 18:09:37,432 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [799086482] [2020-12-09 18:09:37,432 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-12-09 18:09:37,432 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-12-09 18:09:37,433 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-12-09 18:09:37,433 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2020-12-09 18:09:37,433 INFO L87 Difference]: Start difference. First operand 503 states and 645 transitions. Second operand 6 states. [2020-12-09 18:09:37,554 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 18:09:37,555 INFO L93 Difference]: Finished difference Result 526 states and 666 transitions. [2020-12-09 18:09:37,555 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-12-09 18:09:37,555 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 28 [2020-12-09 18:09:37,555 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 18:09:37,557 INFO L225 Difference]: With dead ends: 526 [2020-12-09 18:09:37,557 INFO L226 Difference]: Without dead ends: 507 [2020-12-09 18:09:37,557 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2020-12-09 18:09:37,558 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 507 states. [2020-12-09 18:09:37,561 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 507 to 494. [2020-12-09 18:09:37,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 494 states. [2020-12-09 18:09:37,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 494 states to 494 states and 635 transitions. [2020-12-09 18:09:37,562 INFO L78 Accepts]: Start accepts. Automaton has 494 states and 635 transitions. Word has length 28 [2020-12-09 18:09:37,562 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 18:09:37,562 INFO L481 AbstractCegarLoop]: Abstraction has 494 states and 635 transitions. [2020-12-09 18:09:37,563 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-12-09 18:09:37,563 INFO L276 IsEmpty]: Start isEmpty. Operand 494 states and 635 transitions. [2020-12-09 18:09:37,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2020-12-09 18:09:37,563 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 18:09:37,563 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-09 18:09:37,564 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable32 [2020-12-09 18:09:37,564 INFO L429 AbstractCegarLoop]: === Iteration 34 === [ULTIMATE.startErr44ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr35ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr7ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr16ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr53ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr90ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr72ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr25ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr91ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr17ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr82ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr63ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr99ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr36ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr8ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr15ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr92ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr71ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr54ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr83ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr45ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr100ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr24ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr79ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr62ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr14ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr65ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr88ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr37ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr56ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr74ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr32ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr46ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr55ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr23ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr38ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr97ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr4ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr80ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr73ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr6ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr89ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr13ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr31ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr47ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr39ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr98ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr64ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr5ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr22ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr81ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr58ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr21ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr86ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr95ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr12ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr67ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr30ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr49ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr40ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr48ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr76ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr59ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr2ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr87ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr29ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr57ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr96ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr66ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr11ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr50ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr3ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr75ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr20ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr41ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr102ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr28ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr9ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr93ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr33ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr70ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr51ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr69ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr84ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr10ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr78ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr19ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr101ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr42ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr61ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr43ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr94ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr27ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr34ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr52ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr68ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr26ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr77ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr18ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr85ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr60ASSERT_VIOLATIONMEMORY_LEAK]=== [2020-12-09 18:09:37,564 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 18:09:37,564 INFO L82 PathProgramCache]: Analyzing trace with hash 1712392199, now seen corresponding path program 1 times [2020-12-09 18:09:37,564 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-12-09 18:09:37,564 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1472580819] [2020-12-09 18:09:37,564 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-09 18:09:37,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 18:09:37,586 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-09 18:09:37,586 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1472580819] [2020-12-09 18:09:37,586 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 18:09:37,586 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-12-09 18:09:37,586 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1937121069] [2020-12-09 18:09:37,586 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-12-09 18:09:37,586 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-12-09 18:09:37,587 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-12-09 18:09:37,587 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-12-09 18:09:37,587 INFO L87 Difference]: Start difference. First operand 494 states and 635 transitions. Second operand 4 states. [2020-12-09 18:09:37,724 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 18:09:37,724 INFO L93 Difference]: Finished difference Result 542 states and 687 transitions. [2020-12-09 18:09:37,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-12-09 18:09:37,725 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 28 [2020-12-09 18:09:37,725 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 18:09:37,727 INFO L225 Difference]: With dead ends: 542 [2020-12-09 18:09:37,727 INFO L226 Difference]: Without dead ends: 542 [2020-12-09 18:09:37,727 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-12-09 18:09:37,727 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 542 states. [2020-12-09 18:09:37,731 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 542 to 467. [2020-12-09 18:09:37,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 467 states. [2020-12-09 18:09:37,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 467 states to 467 states and 599 transitions. [2020-12-09 18:09:37,732 INFO L78 Accepts]: Start accepts. Automaton has 467 states and 599 transitions. Word has length 28 [2020-12-09 18:09:37,732 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 18:09:37,732 INFO L481 AbstractCegarLoop]: Abstraction has 467 states and 599 transitions. [2020-12-09 18:09:37,732 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-12-09 18:09:37,732 INFO L276 IsEmpty]: Start isEmpty. Operand 467 states and 599 transitions. [2020-12-09 18:09:37,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2020-12-09 18:09:37,733 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 18:09:37,733 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-09 18:09:37,733 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable33 [2020-12-09 18:09:37,733 INFO L429 AbstractCegarLoop]: === Iteration 35 === [ULTIMATE.startErr44ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr35ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr7ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr16ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr53ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr90ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr72ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr25ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr91ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr17ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr82ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr63ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr99ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr36ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr8ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr15ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr92ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr71ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr54ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr83ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr45ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr100ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr24ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr79ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr62ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr14ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr65ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr88ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr37ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr56ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr74ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr32ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr46ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr55ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr23ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr38ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr97ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr4ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr80ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr73ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr6ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr89ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr13ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr31ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr47ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr39ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr98ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr64ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr5ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr22ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr81ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr58ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr21ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr86ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr95ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr12ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr67ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr30ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr49ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr40ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr48ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr76ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr59ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr2ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr87ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr29ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr57ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr96ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr66ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr11ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr50ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr3ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr75ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr20ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr41ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr102ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr28ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr9ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr93ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr33ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr70ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr51ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr69ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr84ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr10ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr78ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr19ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr101ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr42ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr61ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr43ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr94ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr27ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr34ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr52ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr68ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr26ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr77ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr18ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr85ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr60ASSERT_VIOLATIONMEMORY_LEAK]=== [2020-12-09 18:09:37,734 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 18:09:37,734 INFO L82 PathProgramCache]: Analyzing trace with hash 1088668419, now seen corresponding path program 1 times [2020-12-09 18:09:37,734 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-12-09 18:09:37,734 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [414045787] [2020-12-09 18:09:37,734 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-09 18:09:37,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 18:09:37,773 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-09 18:09:37,773 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [414045787] [2020-12-09 18:09:37,773 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 18:09:37,773 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-12-09 18:09:37,774 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [32073759] [2020-12-09 18:09:37,774 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-12-09 18:09:37,774 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-12-09 18:09:37,774 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-12-09 18:09:37,775 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2020-12-09 18:09:37,775 INFO L87 Difference]: Start difference. First operand 467 states and 599 transitions. Second operand 7 states. [2020-12-09 18:09:37,978 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 18:09:37,978 INFO L93 Difference]: Finished difference Result 568 states and 711 transitions. [2020-12-09 18:09:37,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-12-09 18:09:37,978 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 29 [2020-12-09 18:09:37,979 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 18:09:37,980 INFO L225 Difference]: With dead ends: 568 [2020-12-09 18:09:37,980 INFO L226 Difference]: Without dead ends: 532 [2020-12-09 18:09:37,981 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=39, Invalid=71, Unknown=0, NotChecked=0, Total=110 [2020-12-09 18:09:37,981 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 532 states. [2020-12-09 18:09:37,985 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 532 to 470. [2020-12-09 18:09:37,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 470 states. [2020-12-09 18:09:37,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 470 states to 470 states and 595 transitions. [2020-12-09 18:09:37,986 INFO L78 Accepts]: Start accepts. Automaton has 470 states and 595 transitions. Word has length 29 [2020-12-09 18:09:37,986 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 18:09:37,986 INFO L481 AbstractCegarLoop]: Abstraction has 470 states and 595 transitions. [2020-12-09 18:09:37,986 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-12-09 18:09:37,986 INFO L276 IsEmpty]: Start isEmpty. Operand 470 states and 595 transitions. [2020-12-09 18:09:37,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2020-12-09 18:09:37,986 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 18:09:37,987 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-09 18:09:37,987 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable34 [2020-12-09 18:09:37,987 INFO L429 AbstractCegarLoop]: === Iteration 36 === [ULTIMATE.startErr44ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr35ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr7ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr16ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr53ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr90ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr72ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr25ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr91ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr17ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr82ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr63ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr99ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr36ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr8ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr15ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr92ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr71ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr54ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr83ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr45ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr100ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr24ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr79ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr62ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr14ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr65ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr88ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr37ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr56ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr74ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr32ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr46ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr55ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr23ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr38ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr97ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr4ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr80ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr73ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr6ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr89ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr13ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr31ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr47ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr39ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr98ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr64ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr5ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr22ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr81ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr58ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr21ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr86ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr95ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr12ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr67ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr30ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr49ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr40ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr48ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr76ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr59ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr2ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr87ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr29ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr57ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr96ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr66ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr11ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr50ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr3ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr75ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr20ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr41ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr102ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr28ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr9ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr93ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr33ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr70ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr51ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr69ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr84ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr10ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr78ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr19ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr101ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr42ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr61ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr43ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr94ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr27ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr34ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr52ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr68ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr26ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr77ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr18ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr85ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr60ASSERT_VIOLATIONMEMORY_LEAK]=== [2020-12-09 18:09:37,987 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 18:09:37,987 INFO L82 PathProgramCache]: Analyzing trace with hash -1515069944, now seen corresponding path program 1 times [2020-12-09 18:09:37,987 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-12-09 18:09:37,987 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [936480321] [2020-12-09 18:09:37,988 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-09 18:09:37,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 18:09:38,013 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-09 18:09:38,013 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [936480321] [2020-12-09 18:09:38,013 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 18:09:38,013 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-12-09 18:09:38,013 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [596067255] [2020-12-09 18:09:38,014 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-12-09 18:09:38,014 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-12-09 18:09:38,014 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-12-09 18:09:38,014 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2020-12-09 18:09:38,014 INFO L87 Difference]: Start difference. First operand 470 states and 595 transitions. Second operand 6 states. [2020-12-09 18:09:38,078 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 18:09:38,078 INFO L93 Difference]: Finished difference Result 487 states and 611 transitions. [2020-12-09 18:09:38,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-12-09 18:09:38,078 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 29 [2020-12-09 18:09:38,078 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 18:09:38,080 INFO L225 Difference]: With dead ends: 487 [2020-12-09 18:09:38,080 INFO L226 Difference]: Without dead ends: 463 [2020-12-09 18:09:38,080 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2020-12-09 18:09:38,081 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 463 states. [2020-12-09 18:09:38,084 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 463 to 463. [2020-12-09 18:09:38,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 463 states. [2020-12-09 18:09:38,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 463 states to 463 states and 583 transitions. [2020-12-09 18:09:38,085 INFO L78 Accepts]: Start accepts. Automaton has 463 states and 583 transitions. Word has length 29 [2020-12-09 18:09:38,085 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 18:09:38,085 INFO L481 AbstractCegarLoop]: Abstraction has 463 states and 583 transitions. [2020-12-09 18:09:38,085 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-12-09 18:09:38,085 INFO L276 IsEmpty]: Start isEmpty. Operand 463 states and 583 transitions. [2020-12-09 18:09:38,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2020-12-09 18:09:38,086 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 18:09:38,086 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-09 18:09:38,086 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable35 [2020-12-09 18:09:38,086 INFO L429 AbstractCegarLoop]: === Iteration 37 === [ULTIMATE.startErr44ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr35ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr7ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr16ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr53ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr90ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr72ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr25ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr91ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr17ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr82ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr63ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr99ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr36ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr8ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr15ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr92ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr71ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr54ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr83ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr45ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr100ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr24ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr79ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr62ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr14ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr65ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr88ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr37ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr56ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr74ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr32ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr46ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr55ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr23ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr38ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr97ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr4ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr80ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr73ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr6ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr89ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr13ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr31ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr47ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr39ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr98ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr64ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr5ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr22ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr81ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr58ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr21ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr86ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr95ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr12ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr67ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr30ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr49ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr40ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr48ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr76ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr59ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr2ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr87ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr29ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr57ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr96ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr66ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr11ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr50ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr3ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr75ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr20ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr41ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr102ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr28ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr9ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr93ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr33ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr70ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr51ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr69ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr84ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr10ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr78ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr19ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr101ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr42ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr61ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr43ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr94ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr27ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr34ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr52ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr68ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr26ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr77ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr18ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr85ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr60ASSERT_VIOLATIONMEMORY_LEAK]=== [2020-12-09 18:09:38,087 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 18:09:38,087 INFO L82 PathProgramCache]: Analyzing trace with hash -2000853519, now seen corresponding path program 1 times [2020-12-09 18:09:38,087 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-12-09 18:09:38,087 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [777187859] [2020-12-09 18:09:38,087 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-09 18:09:38,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 18:09:38,099 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-09 18:09:38,099 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [777187859] [2020-12-09 18:09:38,099 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 18:09:38,099 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-09 18:09:38,099 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1575520962] [2020-12-09 18:09:38,100 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-09 18:09:38,100 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-12-09 18:09:38,100 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-09 18:09:38,100 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-09 18:09:38,100 INFO L87 Difference]: Start difference. First operand 463 states and 583 transitions. Second operand 3 states. [2020-12-09 18:09:38,137 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 18:09:38,137 INFO L93 Difference]: Finished difference Result 343 states and 408 transitions. [2020-12-09 18:09:38,137 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-09 18:09:38,137 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 29 [2020-12-09 18:09:38,137 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 18:09:38,138 INFO L225 Difference]: With dead ends: 343 [2020-12-09 18:09:38,139 INFO L226 Difference]: Without dead ends: 307 [2020-12-09 18:09:38,139 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-09 18:09:38,139 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 307 states. [2020-12-09 18:09:38,141 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 307 to 285. [2020-12-09 18:09:38,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 285 states. [2020-12-09 18:09:38,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 285 states and 342 transitions. [2020-12-09 18:09:38,142 INFO L78 Accepts]: Start accepts. Automaton has 285 states and 342 transitions. Word has length 29 [2020-12-09 18:09:38,142 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 18:09:38,142 INFO L481 AbstractCegarLoop]: Abstraction has 285 states and 342 transitions. [2020-12-09 18:09:38,142 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-09 18:09:38,142 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 342 transitions. [2020-12-09 18:09:38,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2020-12-09 18:09:38,143 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 18:09:38,143 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-09 18:09:38,143 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable36 [2020-12-09 18:09:38,143 INFO L429 AbstractCegarLoop]: === Iteration 38 === [ULTIMATE.startErr44ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr35ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr7ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr16ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr53ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr90ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr72ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr25ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr91ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr17ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr82ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr63ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr99ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr36ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr8ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr15ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr92ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr71ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr54ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr83ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr45ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr100ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr24ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr79ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr62ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr14ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr65ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr88ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr37ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr56ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr74ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr32ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr46ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr55ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr23ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr38ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr97ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr4ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr80ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr73ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr6ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr89ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr13ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr31ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr47ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr39ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr98ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr64ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr5ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr22ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr81ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr58ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr21ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr86ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr95ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr12ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr67ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr30ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr49ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr40ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr48ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr76ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr59ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr2ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr87ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr29ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr57ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr96ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr66ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr11ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr50ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr3ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr75ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr20ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr41ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr102ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr28ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr9ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr93ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr33ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr70ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr51ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr69ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr84ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr10ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr78ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr19ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr101ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr42ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr61ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr43ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr94ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr27ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr34ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr52ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr68ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr26ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr77ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr18ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr85ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr60ASSERT_VIOLATIONMEMORY_LEAK]=== [2020-12-09 18:09:38,144 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 18:09:38,144 INFO L82 PathProgramCache]: Analyzing trace with hash -1369689819, now seen corresponding path program 1 times [2020-12-09 18:09:38,144 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-12-09 18:09:38,144 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1563486091] [2020-12-09 18:09:38,144 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-09 18:09:38,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 18:09:38,183 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-09 18:09:38,183 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1563486091] [2020-12-09 18:09:38,183 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 18:09:38,183 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-12-09 18:09:38,183 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1129223309] [2020-12-09 18:09:38,184 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-12-09 18:09:38,184 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-12-09 18:09:38,184 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-12-09 18:09:38,184 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2020-12-09 18:09:38,184 INFO L87 Difference]: Start difference. First operand 285 states and 342 transitions. Second operand 6 states. [2020-12-09 18:09:38,298 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 18:09:38,298 INFO L93 Difference]: Finished difference Result 313 states and 367 transitions. [2020-12-09 18:09:38,298 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-12-09 18:09:38,298 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 29 [2020-12-09 18:09:38,298 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 18:09:38,299 INFO L225 Difference]: With dead ends: 313 [2020-12-09 18:09:38,299 INFO L226 Difference]: Without dead ends: 294 [2020-12-09 18:09:38,300 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2020-12-09 18:09:38,300 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 294 states. [2020-12-09 18:09:38,302 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 294 to 274. [2020-12-09 18:09:38,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 274 states. [2020-12-09 18:09:38,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 274 states and 328 transitions. [2020-12-09 18:09:38,303 INFO L78 Accepts]: Start accepts. Automaton has 274 states and 328 transitions. Word has length 29 [2020-12-09 18:09:38,303 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 18:09:38,303 INFO L481 AbstractCegarLoop]: Abstraction has 274 states and 328 transitions. [2020-12-09 18:09:38,303 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-12-09 18:09:38,303 INFO L276 IsEmpty]: Start isEmpty. Operand 274 states and 328 transitions. [2020-12-09 18:09:38,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2020-12-09 18:09:38,303 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 18:09:38,304 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-09 18:09:38,304 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable37 [2020-12-09 18:09:38,304 INFO L429 AbstractCegarLoop]: === Iteration 39 === [ULTIMATE.startErr44ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr35ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr7ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr16ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr53ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr90ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr72ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr25ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr91ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr17ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr82ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr63ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr99ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr36ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr8ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr15ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr92ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr71ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr54ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr83ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr45ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr100ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr24ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr79ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr62ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr14ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr65ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr88ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr37ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr56ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr74ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr32ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr46ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr55ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr23ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr38ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr97ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr4ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr80ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr73ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr6ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr89ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr13ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr31ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr47ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr39ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr98ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr64ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr5ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr22ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr81ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr58ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr21ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr86ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr95ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr12ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr67ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr30ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr49ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr40ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr48ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr76ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr59ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr2ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr87ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr29ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr57ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr96ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr66ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr11ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr50ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr3ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr75ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr20ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr41ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr102ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr28ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr9ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr93ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr33ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr70ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr51ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr69ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr84ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr10ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr78ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr19ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr101ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr42ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr61ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr43ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr94ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr27ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr34ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr52ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr68ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr26ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr77ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr18ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr85ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr60ASSERT_VIOLATIONMEMORY_LEAK]=== [2020-12-09 18:09:38,304 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 18:09:38,304 INFO L82 PathProgramCache]: Analyzing trace with hash 1166418813, now seen corresponding path program 1 times [2020-12-09 18:09:38,304 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-12-09 18:09:38,304 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [493643488] [2020-12-09 18:09:38,305 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-09 18:09:38,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 18:09:38,344 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-09 18:09:38,345 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [493643488] [2020-12-09 18:09:38,345 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 18:09:38,345 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-12-09 18:09:38,345 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1288862882] [2020-12-09 18:09:38,345 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-12-09 18:09:38,345 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-12-09 18:09:38,346 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-12-09 18:09:38,346 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2020-12-09 18:09:38,346 INFO L87 Difference]: Start difference. First operand 274 states and 328 transitions. Second operand 8 states. [2020-12-09 18:09:38,477 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 18:09:38,477 INFO L93 Difference]: Finished difference Result 306 states and 358 transitions. [2020-12-09 18:09:38,478 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-12-09 18:09:38,478 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 29 [2020-12-09 18:09:38,478 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 18:09:38,479 INFO L225 Difference]: With dead ends: 306 [2020-12-09 18:09:38,479 INFO L226 Difference]: Without dead ends: 238 [2020-12-09 18:09:38,479 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=53, Invalid=103, Unknown=0, NotChecked=0, Total=156 [2020-12-09 18:09:38,479 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 238 states. [2020-12-09 18:09:38,481 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 238 to 216. [2020-12-09 18:09:38,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 216 states. [2020-12-09 18:09:38,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 216 states and 250 transitions. [2020-12-09 18:09:38,482 INFO L78 Accepts]: Start accepts. Automaton has 216 states and 250 transitions. Word has length 29 [2020-12-09 18:09:38,482 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 18:09:38,482 INFO L481 AbstractCegarLoop]: Abstraction has 216 states and 250 transitions. [2020-12-09 18:09:38,482 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-12-09 18:09:38,482 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 250 transitions. [2020-12-09 18:09:38,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2020-12-09 18:09:38,482 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 18:09:38,482 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-09 18:09:38,483 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable38 [2020-12-09 18:09:38,483 INFO L429 AbstractCegarLoop]: === Iteration 40 === [ULTIMATE.startErr44ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr35ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr7ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr16ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr53ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr90ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr72ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr25ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr91ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr17ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr82ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr63ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr99ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr36ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr8ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr15ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr92ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr71ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr54ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr83ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr45ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr100ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr24ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr79ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr62ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr14ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr65ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr88ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr37ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr56ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr74ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr32ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr46ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr55ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr23ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr38ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr97ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr4ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr80ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr73ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr6ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr89ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr13ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr31ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr47ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr39ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr98ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr64ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr5ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr22ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr81ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr58ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr21ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr86ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr95ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr12ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr67ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr30ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr49ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr40ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr48ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr76ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr59ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr2ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr87ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr29ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr57ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr96ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr66ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr11ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr50ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr3ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr75ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr20ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr41ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr102ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr28ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr9ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr93ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr33ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr70ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr51ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr69ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr84ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr10ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr78ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr19ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr101ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr42ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr61ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr43ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr94ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr27ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr34ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr52ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr68ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr26ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr77ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr18ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr85ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr60ASSERT_VIOLATIONMEMORY_LEAK]=== [2020-12-09 18:09:38,483 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 18:09:38,483 INFO L82 PathProgramCache]: Analyzing trace with hash -1814215216, now seen corresponding path program 1 times [2020-12-09 18:09:38,483 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-12-09 18:09:38,483 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [950888713] [2020-12-09 18:09:38,483 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-09 18:09:38,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 18:09:38,495 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-09 18:09:38,496 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [950888713] [2020-12-09 18:09:38,496 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 18:09:38,496 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-09 18:09:38,496 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [449642547] [2020-12-09 18:09:38,496 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-09 18:09:38,496 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-12-09 18:09:38,497 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-09 18:09:38,497 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-09 18:09:38,497 INFO L87 Difference]: Start difference. First operand 216 states and 250 transitions. Second operand 3 states. [2020-12-09 18:09:38,508 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 18:09:38,508 INFO L93 Difference]: Finished difference Result 221 states and 253 transitions. [2020-12-09 18:09:38,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-09 18:09:38,509 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 30 [2020-12-09 18:09:38,509 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 18:09:38,510 INFO L225 Difference]: With dead ends: 221 [2020-12-09 18:09:38,510 INFO L226 Difference]: Without dead ends: 221 [2020-12-09 18:09:38,510 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-09 18:09:38,510 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 221 states. [2020-12-09 18:09:38,512 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 221 to 216. [2020-12-09 18:09:38,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 216 states. [2020-12-09 18:09:38,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 216 states and 249 transitions. [2020-12-09 18:09:38,513 INFO L78 Accepts]: Start accepts. Automaton has 216 states and 249 transitions. Word has length 30 [2020-12-09 18:09:38,513 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 18:09:38,513 INFO L481 AbstractCegarLoop]: Abstraction has 216 states and 249 transitions. [2020-12-09 18:09:38,513 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-09 18:09:38,513 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 249 transitions. [2020-12-09 18:09:38,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2020-12-09 18:09:38,513 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 18:09:38,513 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-09 18:09:38,513 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable39 [2020-12-09 18:09:38,514 INFO L429 AbstractCegarLoop]: === Iteration 41 === [ULTIMATE.startErr44ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr35ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr7ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr16ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr53ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr90ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr72ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr25ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr91ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr17ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr82ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr63ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr99ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr36ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr8ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr15ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr92ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr71ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr54ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr83ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr45ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr100ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr24ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr79ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr62ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr14ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr65ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr88ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr37ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr56ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr74ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr32ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr46ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr55ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr23ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr38ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr97ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr4ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr80ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr73ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr6ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr89ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr13ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr31ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr47ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr39ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr98ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr64ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr5ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr22ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr81ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr58ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr21ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr86ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr95ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr12ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr67ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr30ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr49ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr40ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr48ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr76ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr59ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr2ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr87ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr29ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr57ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr96ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr66ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr11ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr50ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr3ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr75ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr20ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr41ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr102ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr28ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr9ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr93ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr33ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr70ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr51ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr69ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr84ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr10ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr78ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr19ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr101ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr42ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr61ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr43ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr94ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr27ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr34ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr52ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr68ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr26ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr77ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr18ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr85ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr60ASSERT_VIOLATIONMEMORY_LEAK]=== [2020-12-09 18:09:38,514 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 18:09:38,514 INFO L82 PathProgramCache]: Analyzing trace with hash 762757174, now seen corresponding path program 1 times [2020-12-09 18:09:38,514 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-12-09 18:09:38,514 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2001331943] [2020-12-09 18:09:38,514 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-09 18:09:38,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 18:09:38,529 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-09 18:09:38,529 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2001331943] [2020-12-09 18:09:38,529 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 18:09:38,529 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-09 18:09:38,529 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [56335641] [2020-12-09 18:09:38,529 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-09 18:09:38,529 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-12-09 18:09:38,530 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-09 18:09:38,530 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-09 18:09:38,530 INFO L87 Difference]: Start difference. First operand 216 states and 249 transitions. Second operand 3 states. [2020-12-09 18:09:38,576 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 18:09:38,577 INFO L93 Difference]: Finished difference Result 239 states and 273 transitions. [2020-12-09 18:09:38,577 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-09 18:09:38,577 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 32 [2020-12-09 18:09:38,577 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 18:09:38,578 INFO L225 Difference]: With dead ends: 239 [2020-12-09 18:09:38,578 INFO L226 Difference]: Without dead ends: 239 [2020-12-09 18:09:38,578 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-09 18:09:38,579 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 239 states. [2020-12-09 18:09:38,580 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 239 to 234. [2020-12-09 18:09:38,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 234 states. [2020-12-09 18:09:38,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 234 states and 269 transitions. [2020-12-09 18:09:38,581 INFO L78 Accepts]: Start accepts. Automaton has 234 states and 269 transitions. Word has length 32 [2020-12-09 18:09:38,581 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 18:09:38,581 INFO L481 AbstractCegarLoop]: Abstraction has 234 states and 269 transitions. [2020-12-09 18:09:38,581 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-09 18:09:38,581 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 269 transitions. [2020-12-09 18:09:38,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2020-12-09 18:09:38,582 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 18:09:38,582 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-09 18:09:38,582 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable40 [2020-12-09 18:09:38,582 INFO L429 AbstractCegarLoop]: === Iteration 42 === [ULTIMATE.startErr44ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr35ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr7ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr16ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr53ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr90ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr72ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr25ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr91ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr17ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr82ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr63ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr99ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr36ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr8ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr15ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr92ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr71ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr54ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr83ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr45ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr100ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr24ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr79ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr62ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr14ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr65ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr88ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr37ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr56ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr74ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr32ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr46ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr55ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr23ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr38ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr97ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr4ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr80ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr73ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr6ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr89ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr13ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr31ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr47ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr39ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr98ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr64ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr5ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr22ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr81ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr58ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr21ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr86ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr95ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr12ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr67ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr30ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr49ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr40ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr48ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr76ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr59ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr2ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr87ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr29ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr57ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr96ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr66ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr11ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr50ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr3ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr75ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr20ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr41ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr102ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr28ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr9ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr93ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr33ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr70ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr51ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr69ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr84ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr10ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr78ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr19ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr101ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr42ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr61ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr43ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr94ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr27ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr34ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr52ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr68ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr26ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr77ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr18ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr85ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr60ASSERT_VIOLATIONMEMORY_LEAK]=== [2020-12-09 18:09:38,582 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 18:09:38,582 INFO L82 PathProgramCache]: Analyzing trace with hash -1418045435, now seen corresponding path program 1 times [2020-12-09 18:09:38,582 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-12-09 18:09:38,583 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [622383770] [2020-12-09 18:09:38,583 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-09 18:09:38,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 18:09:38,602 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-09 18:09:38,603 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [622383770] [2020-12-09 18:09:38,603 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 18:09:38,603 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-09 18:09:38,603 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [309572690] [2020-12-09 18:09:38,603 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-12-09 18:09:38,603 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-12-09 18:09:38,604 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-12-09 18:09:38,604 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-12-09 18:09:38,604 INFO L87 Difference]: Start difference. First operand 234 states and 269 transitions. Second operand 4 states. [2020-12-09 18:09:38,667 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 18:09:38,667 INFO L93 Difference]: Finished difference Result 236 states and 270 transitions. [2020-12-09 18:09:38,668 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-12-09 18:09:38,668 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 34 [2020-12-09 18:09:38,668 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 18:09:38,669 INFO L225 Difference]: With dead ends: 236 [2020-12-09 18:09:38,669 INFO L226 Difference]: Without dead ends: 212 [2020-12-09 18:09:38,669 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-12-09 18:09:38,670 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 212 states. [2020-12-09 18:09:38,672 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 212 to 212. [2020-12-09 18:09:38,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 212 states. [2020-12-09 18:09:38,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 212 states and 242 transitions. [2020-12-09 18:09:38,673 INFO L78 Accepts]: Start accepts. Automaton has 212 states and 242 transitions. Word has length 34 [2020-12-09 18:09:38,673 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 18:09:38,673 INFO L481 AbstractCegarLoop]: Abstraction has 212 states and 242 transitions. [2020-12-09 18:09:38,673 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-12-09 18:09:38,673 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 242 transitions. [2020-12-09 18:09:38,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2020-12-09 18:09:38,674 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 18:09:38,674 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-09 18:09:38,674 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable41 [2020-12-09 18:09:38,674 INFO L429 AbstractCegarLoop]: === Iteration 43 === [ULTIMATE.startErr44ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr35ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr7ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr16ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr53ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr90ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr72ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr25ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr91ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr17ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr82ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr63ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr99ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr36ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr8ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr15ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr92ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr71ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr54ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr83ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr45ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr100ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr24ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr79ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr62ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr14ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr65ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr88ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr37ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr56ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr74ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr32ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr46ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr55ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr23ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr38ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr97ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr4ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr80ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr73ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr6ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr89ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr13ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr31ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr47ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr39ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr98ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr64ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr5ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr22ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr81ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr58ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr21ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr86ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr95ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr12ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr67ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr30ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr49ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr40ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr48ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr76ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr59ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr2ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr87ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr29ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr57ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr96ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr66ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr11ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr50ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr3ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr75ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr20ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr41ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr102ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr28ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr9ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr93ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr33ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr70ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr51ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr69ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr84ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr10ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr78ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr19ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr101ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr42ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr61ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr43ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr94ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr27ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr34ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr52ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr68ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr26ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr77ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr18ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr85ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr60ASSERT_VIOLATIONMEMORY_LEAK]=== [2020-12-09 18:09:38,674 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 18:09:38,675 INFO L82 PathProgramCache]: Analyzing trace with hash 572640971, now seen corresponding path program 1 times [2020-12-09 18:09:38,675 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-12-09 18:09:38,675 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1903792855] [2020-12-09 18:09:38,675 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-09 18:09:38,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 18:09:38,761 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-09 18:09:38,761 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1903792855] [2020-12-09 18:09:38,761 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 18:09:38,761 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-12-09 18:09:38,761 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [368369230] [2020-12-09 18:09:38,762 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-09 18:09:38,762 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-12-09 18:09:38,762 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-09 18:09:38,762 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-12-09 18:09:38,763 INFO L87 Difference]: Start difference. First operand 212 states and 242 transitions. Second operand 5 states. [2020-12-09 18:09:38,843 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 18:09:38,843 INFO L93 Difference]: Finished difference Result 197 states and 222 transitions. [2020-12-09 18:09:38,843 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-12-09 18:09:38,843 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 34 [2020-12-09 18:09:38,844 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 18:09:38,844 INFO L225 Difference]: With dead ends: 197 [2020-12-09 18:09:38,845 INFO L226 Difference]: Without dead ends: 181 [2020-12-09 18:09:38,845 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2020-12-09 18:09:38,845 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 181 states. [2020-12-09 18:09:38,847 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 181 to 167. [2020-12-09 18:09:38,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 167 states. [2020-12-09 18:09:38,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 167 states and 193 transitions. [2020-12-09 18:09:38,848 INFO L78 Accepts]: Start accepts. Automaton has 167 states and 193 transitions. Word has length 34 [2020-12-09 18:09:38,848 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 18:09:38,848 INFO L481 AbstractCegarLoop]: Abstraction has 167 states and 193 transitions. [2020-12-09 18:09:38,848 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-09 18:09:38,848 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 193 transitions. [2020-12-09 18:09:38,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2020-12-09 18:09:38,849 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 18:09:38,849 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-09 18:09:38,849 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable42 [2020-12-09 18:09:38,849 INFO L429 AbstractCegarLoop]: === Iteration 44 === [ULTIMATE.startErr44ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr35ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr7ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr16ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr53ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr90ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr72ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr25ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr91ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr17ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr82ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr63ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr99ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr36ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr8ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr15ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr92ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr71ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr54ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr83ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr45ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr100ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr24ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr79ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr62ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr14ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr65ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr88ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr37ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr56ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr74ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr32ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr46ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr55ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr23ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr38ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr97ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr4ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr80ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr73ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr6ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr89ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr13ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr31ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr47ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr39ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr98ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr64ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr5ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr22ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr81ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr58ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr21ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr86ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr95ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr12ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr67ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr30ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr49ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr40ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr48ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr76ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr59ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr2ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr87ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr29ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr57ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr96ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr66ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr11ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr50ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr3ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr75ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr20ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr41ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr102ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr28ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr9ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr93ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr33ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr70ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr51ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr69ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr84ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr10ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr78ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr19ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr101ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr42ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr61ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr43ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr94ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr27ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr34ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr52ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr68ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr26ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr77ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr18ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr85ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr60ASSERT_VIOLATIONMEMORY_LEAK]=== [2020-12-09 18:09:38,850 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 18:09:38,850 INFO L82 PathProgramCache]: Analyzing trace with hash 271089152, now seen corresponding path program 1 times [2020-12-09 18:09:38,850 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-12-09 18:09:38,850 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1492258131] [2020-12-09 18:09:38,850 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-09 18:09:38,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 18:09:38,911 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-09 18:09:38,911 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1492258131] [2020-12-09 18:09:38,911 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 18:09:38,911 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-12-09 18:09:38,911 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1930981524] [2020-12-09 18:09:38,912 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-12-09 18:09:38,912 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-12-09 18:09:38,912 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-12-09 18:09:38,912 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2020-12-09 18:09:38,913 INFO L87 Difference]: Start difference. First operand 167 states and 193 transitions. Second operand 6 states. [2020-12-09 18:09:39,007 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 18:09:39,008 INFO L93 Difference]: Finished difference Result 177 states and 202 transitions. [2020-12-09 18:09:39,008 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-12-09 18:09:39,008 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 36 [2020-12-09 18:09:39,008 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 18:09:39,009 INFO L225 Difference]: With dead ends: 177 [2020-12-09 18:09:39,009 INFO L226 Difference]: Without dead ends: 137 [2020-12-09 18:09:39,009 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2020-12-09 18:09:39,010 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 137 states. [2020-12-09 18:09:39,011 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 137 to 137. [2020-12-09 18:09:39,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 137 states. [2020-12-09 18:09:39,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 137 states and 156 transitions. [2020-12-09 18:09:39,012 INFO L78 Accepts]: Start accepts. Automaton has 137 states and 156 transitions. Word has length 36 [2020-12-09 18:09:39,012 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 18:09:39,012 INFO L481 AbstractCegarLoop]: Abstraction has 137 states and 156 transitions. [2020-12-09 18:09:39,012 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-12-09 18:09:39,012 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 156 transitions. [2020-12-09 18:09:39,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2020-12-09 18:09:39,012 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 18:09:39,013 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-09 18:09:39,013 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable43 [2020-12-09 18:09:39,013 INFO L429 AbstractCegarLoop]: === Iteration 45 === [ULTIMATE.startErr44ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr35ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr7ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr16ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr53ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr90ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr72ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr25ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr91ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr17ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr82ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr63ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr99ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr36ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr8ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr15ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr92ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr71ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr54ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr83ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr45ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr100ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr24ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr79ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr62ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr14ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr65ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr88ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr37ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr56ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr74ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr32ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr46ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr55ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr23ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr38ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr97ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr4ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr80ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr73ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr6ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr89ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr13ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr31ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr47ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr39ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr98ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr64ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr5ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr22ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr81ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr58ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr21ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr86ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr95ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr12ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr67ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr30ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr49ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr40ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr48ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr76ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr59ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr2ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr87ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr29ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr57ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr96ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr66ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr11ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr50ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr3ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr75ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr20ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr41ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr102ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr28ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr9ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr93ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr33ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr70ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr51ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr69ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr84ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr10ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr78ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr19ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr101ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr42ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr61ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr43ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr94ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr27ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr34ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr52ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr68ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr26ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr77ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr18ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr85ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr60ASSERT_VIOLATIONMEMORY_LEAK]=== [2020-12-09 18:09:39,013 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 18:09:39,013 INFO L82 PathProgramCache]: Analyzing trace with hash -1156453903, now seen corresponding path program 1 times [2020-12-09 18:09:39,014 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-12-09 18:09:39,014 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [637133099] [2020-12-09 18:09:39,014 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-09 18:09:39,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 18:09:39,071 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-09 18:09:39,071 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [637133099] [2020-12-09 18:09:39,071 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 18:09:39,071 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-12-09 18:09:39,071 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1954394060] [2020-12-09 18:09:39,071 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-12-09 18:09:39,072 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-12-09 18:09:39,072 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-12-09 18:09:39,072 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2020-12-09 18:09:39,072 INFO L87 Difference]: Start difference. First operand 137 states and 156 transitions. Second operand 6 states. [2020-12-09 18:09:39,151 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 18:09:39,151 INFO L93 Difference]: Finished difference Result 135 states and 154 transitions. [2020-12-09 18:09:39,152 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-12-09 18:09:39,152 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 38 [2020-12-09 18:09:39,152 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 18:09:39,152 INFO L225 Difference]: With dead ends: 135 [2020-12-09 18:09:39,152 INFO L226 Difference]: Without dead ends: 83 [2020-12-09 18:09:39,152 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2020-12-09 18:09:39,153 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 83 states. [2020-12-09 18:09:39,153 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 83 to 83. [2020-12-09 18:09:39,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 83 states. [2020-12-09 18:09:39,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 83 states and 96 transitions. [2020-12-09 18:09:39,154 INFO L78 Accepts]: Start accepts. Automaton has 83 states and 96 transitions. Word has length 38 [2020-12-09 18:09:39,154 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 18:09:39,154 INFO L481 AbstractCegarLoop]: Abstraction has 83 states and 96 transitions. [2020-12-09 18:09:39,154 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-12-09 18:09:39,154 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 96 transitions. [2020-12-09 18:09:39,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2020-12-09 18:09:39,154 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 18:09:39,154 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-09 18:09:39,154 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable44 [2020-12-09 18:09:39,155 INFO L429 AbstractCegarLoop]: === Iteration 46 === [ULTIMATE.startErr44ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr35ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr7ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr16ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr53ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr90ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr72ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr25ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr91ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr17ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr82ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr63ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr99ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr36ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr8ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr15ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr92ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr71ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr54ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr83ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr45ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr100ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr24ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr79ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr62ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr14ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr65ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr88ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr37ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr56ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr74ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr32ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr46ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr55ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr23ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr38ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr97ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr4ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr80ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr73ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr6ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr89ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr13ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr31ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr47ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr39ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr98ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr64ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr5ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr22ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr81ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr58ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr21ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr86ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr95ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr12ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr67ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr30ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr49ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr40ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr48ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr76ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr59ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr2ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr87ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr29ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr57ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr96ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr66ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr11ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr50ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr3ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr75ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr20ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr41ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr102ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr28ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr9ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr93ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr33ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr70ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr51ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr69ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr84ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr10ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr78ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr19ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr101ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr42ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr61ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr43ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr94ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr27ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr34ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr52ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr68ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr26ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr77ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr18ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr85ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr60ASSERT_VIOLATIONMEMORY_LEAK]=== [2020-12-09 18:09:39,155 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 18:09:39,155 INFO L82 PathProgramCache]: Analyzing trace with hash -792852695, now seen corresponding path program 1 times [2020-12-09 18:09:39,155 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-12-09 18:09:39,155 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1683300836] [2020-12-09 18:09:39,155 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-09 18:09:39,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 18:09:39,179 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-09 18:09:39,179 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1683300836] [2020-12-09 18:09:39,179 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 18:09:39,179 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-12-09 18:09:39,180 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1621461228] [2020-12-09 18:09:39,180 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-09 18:09:39,180 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-12-09 18:09:39,180 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-09 18:09:39,180 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2020-12-09 18:09:39,180 INFO L87 Difference]: Start difference. First operand 83 states and 96 transitions. Second operand 5 states. [2020-12-09 18:09:39,191 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 18:09:39,191 INFO L93 Difference]: Finished difference Result 83 states and 93 transitions. [2020-12-09 18:09:39,192 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-12-09 18:09:39,192 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 40 [2020-12-09 18:09:39,192 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 18:09:39,192 INFO L225 Difference]: With dead ends: 83 [2020-12-09 18:09:39,192 INFO L226 Difference]: Without dead ends: 83 [2020-12-09 18:09:39,192 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2020-12-09 18:09:39,193 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 83 states. [2020-12-09 18:09:39,193 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 83 to 83. [2020-12-09 18:09:39,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 83 states. [2020-12-09 18:09:39,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 83 states and 93 transitions. [2020-12-09 18:09:39,194 INFO L78 Accepts]: Start accepts. Automaton has 83 states and 93 transitions. Word has length 40 [2020-12-09 18:09:39,194 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 18:09:39,194 INFO L481 AbstractCegarLoop]: Abstraction has 83 states and 93 transitions. [2020-12-09 18:09:39,194 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-09 18:09:39,194 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 93 transitions. [2020-12-09 18:09:39,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2020-12-09 18:09:39,194 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 18:09:39,194 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-09 18:09:39,194 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable45 [2020-12-09 18:09:39,195 INFO L429 AbstractCegarLoop]: === Iteration 47 === [ULTIMATE.startErr44ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr35ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr7ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr16ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr53ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr90ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr72ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr25ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr91ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr17ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr82ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr63ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr99ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr36ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr8ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr15ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr92ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr71ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr54ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr83ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr45ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr100ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr24ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr79ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr62ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr14ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr65ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr88ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr37ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr56ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr74ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr32ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr46ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr55ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr23ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr38ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr97ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr4ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr80ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr73ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr6ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr89ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr13ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr31ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr47ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr39ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr98ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr64ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr5ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr22ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr81ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr58ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr21ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr86ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr95ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr12ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr67ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr30ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr49ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr40ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr48ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr76ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr59ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr2ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr87ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr29ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr57ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr96ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr66ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr11ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr50ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr3ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr75ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr20ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr41ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr102ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr28ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr9ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr93ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr33ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr70ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr51ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr69ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr84ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr10ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr78ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr19ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr101ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr42ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr61ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr43ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr94ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr27ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr34ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr52ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr68ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr26ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr77ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr18ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr85ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr60ASSERT_VIOLATIONMEMORY_LEAK]=== [2020-12-09 18:09:39,195 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 18:09:39,195 INFO L82 PathProgramCache]: Analyzing trace with hash 1195758026, now seen corresponding path program 1 times [2020-12-09 18:09:39,195 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-12-09 18:09:39,195 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1537160259] [2020-12-09 18:09:39,195 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-09 18:09:39,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 18:09:39,234 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-09 18:09:39,235 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1537160259] [2020-12-09 18:09:39,235 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 18:09:39,235 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-12-09 18:09:39,235 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [697341737] [2020-12-09 18:09:39,235 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-12-09 18:09:39,235 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-12-09 18:09:39,235 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-12-09 18:09:39,235 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2020-12-09 18:09:39,235 INFO L87 Difference]: Start difference. First operand 83 states and 93 transitions. Second operand 6 states. [2020-12-09 18:09:39,274 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 18:09:39,274 INFO L93 Difference]: Finished difference Result 95 states and 104 transitions. [2020-12-09 18:09:39,275 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-12-09 18:09:39,275 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 40 [2020-12-09 18:09:39,275 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 18:09:39,275 INFO L225 Difference]: With dead ends: 95 [2020-12-09 18:09:39,275 INFO L226 Difference]: Without dead ends: 51 [2020-12-09 18:09:39,275 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2020-12-09 18:09:39,275 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 51 states. [2020-12-09 18:09:39,276 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 51 to 51. [2020-12-09 18:09:39,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 51 states. [2020-12-09 18:09:39,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 51 states and 53 transitions. [2020-12-09 18:09:39,276 INFO L78 Accepts]: Start accepts. Automaton has 51 states and 53 transitions. Word has length 40 [2020-12-09 18:09:39,276 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 18:09:39,276 INFO L481 AbstractCegarLoop]: Abstraction has 51 states and 53 transitions. [2020-12-09 18:09:39,276 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-12-09 18:09:39,276 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 53 transitions. [2020-12-09 18:09:39,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2020-12-09 18:09:39,277 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 18:09:39,277 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-09 18:09:39,277 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable46 [2020-12-09 18:09:39,277 INFO L429 AbstractCegarLoop]: === Iteration 48 === [ULTIMATE.startErr44ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr35ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr7ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr16ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr53ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr90ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr72ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr25ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr91ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr17ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr82ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr63ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr99ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr36ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr8ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr15ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr92ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr71ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr54ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr83ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr45ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr100ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr24ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr79ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr62ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr14ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr65ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr88ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr37ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr56ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr74ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr32ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr46ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr55ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr23ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr38ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr97ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr4ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr80ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr73ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr6ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr89ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr13ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr31ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr47ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr39ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr98ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr64ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr5ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr22ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr81ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr58ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr21ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr86ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr95ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr12ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr67ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr30ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr49ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr40ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr48ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr76ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr59ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr2ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr87ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr29ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr57ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr96ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr66ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr11ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr50ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr3ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr75ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr20ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr41ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr102ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr28ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr9ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr93ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr33ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr70ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr51ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr69ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr84ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr10ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr78ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr19ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr101ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr42ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr61ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr43ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr94ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr27ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr34ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr52ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr68ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr26ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr77ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr18ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr85ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr60ASSERT_VIOLATIONMEMORY_LEAK]=== [2020-12-09 18:09:39,277 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 18:09:39,277 INFO L82 PathProgramCache]: Analyzing trace with hash 976472295, now seen corresponding path program 1 times [2020-12-09 18:09:39,277 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2020-12-09 18:09:39,277 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [591920794] [2020-12-09 18:09:39,278 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-12-09 18:09:39,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 18:09:39,321 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-09 18:09:39,321 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [591920794] [2020-12-09 18:09:39,321 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 18:09:39,322 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-12-09 18:09:39,322 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1451835734] [2020-12-09 18:09:39,322 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-12-09 18:09:39,322 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2020-12-09 18:09:39,322 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-12-09 18:09:39,322 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2020-12-09 18:09:39,322 INFO L87 Difference]: Start difference. First operand 51 states and 53 transitions. Second operand 7 states. [2020-12-09 18:09:39,388 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 18:09:39,388 INFO L93 Difference]: Finished difference Result 49 states and 51 transitions. [2020-12-09 18:09:39,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-12-09 18:09:39,388 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 47 [2020-12-09 18:09:39,389 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 18:09:39,389 INFO L225 Difference]: With dead ends: 49 [2020-12-09 18:09:39,389 INFO L226 Difference]: Without dead ends: 0 [2020-12-09 18:09:39,389 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=39, Invalid=71, Unknown=0, NotChecked=0, Total=110 [2020-12-09 18:09:39,389 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-12-09 18:09:39,389 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-12-09 18:09:39,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-12-09 18:09:39,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-12-09 18:09:39,390 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 47 [2020-12-09 18:09:39,390 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 18:09:39,390 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-12-09 18:09:39,390 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-12-09 18:09:39,390 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-12-09 18:09:39,390 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-12-09 18:09:39,390 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable47 [2020-12-09 18:09:39,395 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 09.12 06:09:39 BoogieIcfgContainer [2020-12-09 18:09:39,395 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-12-09 18:09:39,396 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-12-09 18:09:39,396 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-12-09 18:09:39,396 INFO L275 PluginConnector]: Witness Printer initialized [2020-12-09 18:09:39,396 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 06:09:31" (3/4) ... [2020-12-09 18:09:39,399 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-12-09 18:09:39,464 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 576 nodes and edges [2020-12-09 18:09:39,475 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 159 nodes and edges [2020-12-09 18:09:39,484 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 48 nodes and edges [2020-12-09 18:09:39,494 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-12-09 18:09:39,742 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_177ff262-2214-492b-a389-10bd96aa4c05/bin/utaipan/witness.graphml [2020-12-09 18:09:39,742 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-12-09 18:09:39,744 INFO L168 Benchmark]: Toolchain (without parser) took 12667.54 ms. Allocated memory was 96.5 MB in the beginning and 358.6 MB in the end (delta: 262.1 MB). Free memory was 66.3 MB in the beginning and 159.6 MB in the end (delta: -93.4 MB). Peak memory consumption was 167.7 MB. Max. memory is 16.1 GB. [2020-12-09 18:09:39,744 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 96.5 MB. Free memory is still 61.4 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-12-09 18:09:39,745 INFO L168 Benchmark]: CACSL2BoogieTranslator took 468.88 ms. Allocated memory is still 96.5 MB. Free memory was 66.0 MB in the beginning and 53.9 MB in the end (delta: 12.1 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2020-12-09 18:09:39,745 INFO L168 Benchmark]: Boogie Procedure Inliner took 153.73 ms. Allocated memory is still 96.5 MB. Free memory was 53.9 MB in the beginning and 64.8 MB in the end (delta: -10.9 MB). Peak memory consumption was 29.7 MB. Max. memory is 16.1 GB. [2020-12-09 18:09:39,745 INFO L168 Benchmark]: Boogie Preprocessor took 115.88 ms. Allocated memory is still 96.5 MB. Free memory was 64.8 MB in the beginning and 51.4 MB in the end (delta: 13.4 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2020-12-09 18:09:39,746 INFO L168 Benchmark]: RCFGBuilder took 3874.61 ms. Allocated memory was 96.5 MB in the beginning and 245.4 MB in the end (delta: 148.9 MB). Free memory was 51.4 MB in the beginning and 169.9 MB in the end (delta: -118.4 MB). Peak memory consumption was 115.6 MB. Max. memory is 16.1 GB. [2020-12-09 18:09:39,746 INFO L168 Benchmark]: TraceAbstraction took 7702.90 ms. Allocated memory was 245.4 MB in the beginning and 358.6 MB in the end (delta: 113.2 MB). Free memory was 169.9 MB in the beginning and 245.6 MB in the end (delta: -75.7 MB). Peak memory consumption was 38.6 MB. Max. memory is 16.1 GB. [2020-12-09 18:09:39,747 INFO L168 Benchmark]: Witness Printer took 346.64 ms. Allocated memory is still 358.6 MB. Free memory was 245.6 MB in the beginning and 159.6 MB in the end (delta: 86.0 MB). Peak memory consumption was 83.9 MB. Max. memory is 16.1 GB. [2020-12-09 18:09:39,749 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 ms. Allocated memory is still 96.5 MB. Free memory is still 61.4 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 468.88 ms. Allocated memory is still 96.5 MB. Free memory was 66.0 MB in the beginning and 53.9 MB in the end (delta: 12.1 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 153.73 ms. Allocated memory is still 96.5 MB. Free memory was 53.9 MB in the beginning and 64.8 MB in the end (delta: -10.9 MB). Peak memory consumption was 29.7 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 115.88 ms. Allocated memory is still 96.5 MB. Free memory was 64.8 MB in the beginning and 51.4 MB in the end (delta: 13.4 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * RCFGBuilder took 3874.61 ms. Allocated memory was 96.5 MB in the beginning and 245.4 MB in the end (delta: 148.9 MB). Free memory was 51.4 MB in the beginning and 169.9 MB in the end (delta: -118.4 MB). Peak memory consumption was 115.6 MB. Max. memory is 16.1 GB. * TraceAbstraction took 7702.90 ms. Allocated memory was 245.4 MB in the beginning and 358.6 MB in the end (delta: 113.2 MB). Free memory was 169.9 MB in the beginning and 245.6 MB in the end (delta: -75.7 MB). Peak memory consumption was 38.6 MB. Max. memory is 16.1 GB. * Witness Printer took 346.64 ms. Allocated memory is still 358.6 MB. Free memory was 245.6 MB in the beginning and 159.6 MB in the end (delta: 86.0 MB). Peak memory consumption was 83.9 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 59]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - PositiveResult [Line: 59]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - PositiveResult [Line: 59]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - PositiveResult [Line: 59]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - PositiveResult [Line: 59]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - PositiveResult [Line: 59]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - PositiveResult [Line: 59]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - PositiveResult [Line: 59]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - PositiveResult [Line: 59]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - PositiveResult [Line: 59]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - PositiveResult [Line: 59]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - PositiveResult [Line: 59]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - PositiveResult [Line: 59]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - PositiveResult [Line: 59]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - PositiveResult [Line: 59]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - PositiveResult [Line: 59]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - PositiveResult [Line: 59]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - PositiveResult [Line: 59]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - PositiveResult [Line: 59]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - PositiveResult [Line: 59]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - PositiveResult [Line: 59]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - PositiveResult [Line: 59]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - PositiveResult [Line: 59]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - PositiveResult [Line: 59]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - PositiveResult [Line: 59]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - PositiveResult [Line: 59]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - PositiveResult [Line: 59]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - PositiveResult [Line: 59]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - PositiveResult [Line: 59]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - PositiveResult [Line: 59]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - PositiveResult [Line: 59]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - PositiveResult [Line: 59]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - PositiveResult [Line: 59]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - PositiveResult [Line: 59]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - PositiveResult [Line: 59]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - PositiveResult [Line: 59]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - PositiveResult [Line: 59]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - PositiveResult [Line: 59]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - PositiveResult [Line: 59]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - PositiveResult [Line: 59]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - PositiveResult [Line: 59]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - PositiveResult [Line: 59]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - PositiveResult [Line: 59]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - PositiveResult [Line: 59]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - PositiveResult [Line: 59]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - PositiveResult [Line: 59]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - PositiveResult [Line: 59]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - PositiveResult [Line: 59]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - PositiveResult [Line: 59]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - PositiveResult [Line: 59]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - PositiveResult [Line: 59]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - PositiveResult [Line: 59]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - PositiveResult [Line: 59]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - PositiveResult [Line: 59]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - PositiveResult [Line: 59]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - PositiveResult [Line: 59]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - PositiveResult [Line: 59]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - PositiveResult [Line: 59]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - PositiveResult [Line: 59]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - PositiveResult [Line: 59]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - PositiveResult [Line: 59]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - PositiveResult [Line: 59]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - PositiveResult [Line: 59]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - PositiveResult [Line: 59]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - PositiveResult [Line: 59]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - PositiveResult [Line: 59]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - PositiveResult [Line: 59]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - PositiveResult [Line: 59]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - PositiveResult [Line: 59]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - PositiveResult [Line: 59]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - PositiveResult [Line: 59]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - PositiveResult [Line: 59]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - PositiveResult [Line: 59]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - PositiveResult [Line: 59]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - PositiveResult [Line: 59]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - PositiveResult [Line: 1717]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - PositiveResult [Line: 59]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - PositiveResult [Line: 59]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - PositiveResult [Line: 59]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - PositiveResult [Line: 59]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - PositiveResult [Line: 59]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - PositiveResult [Line: 59]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - PositiveResult [Line: 59]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - PositiveResult [Line: 59]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - PositiveResult [Line: 59]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - PositiveResult [Line: 59]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - PositiveResult [Line: 59]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - PositiveResult [Line: 59]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - PositiveResult [Line: 59]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - PositiveResult [Line: 59]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - PositiveResult [Line: 59]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - PositiveResult [Line: 59]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - PositiveResult [Line: 59]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - PositiveResult [Line: 59]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - PositiveResult [Line: 59]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - PositiveResult [Line: 59]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - PositiveResult [Line: 59]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - PositiveResult [Line: 59]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - PositiveResult [Line: 59]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - PositiveResult [Line: 59]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - PositiveResult [Line: 59]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - PositiveResult [Line: 59]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - PositiveResult [Line: 59]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - AllSpecificationsHoldResult: All specifications hold 103 specifications checked. All of them hold - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 777 locations, 103 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 7.6s, OverallIterations: 48, TraceHistogramMax: 1, AutomataDifference: 5.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 26489 SDtfs, 13947 SDslu, 42374 SDs, 0 SdLazy, 5131 SolverSat, 791 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 3.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 273 GetRequests, 86 SyntacticMatches, 0 SemanticMatches, 187 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=911occurred in iteration=2, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 48 MinimizatonAttempts, 940 StatesRemovedByMinimization, 28 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 1.0s InterpolantComputationTime, 1172 NumberOfCodeBlocks, 1172 NumberOfCodeBlocksAsserted, 48 NumberOfCheckSat, 1124 ConstructedInterpolants, 0 QuantifiedInterpolants, 98206 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 48 InterpolantComputations, 48 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...