./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/memsafety/20051113-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 69874e26 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_051550e4-1e1f-4153-9de3-6d1fd214d189/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_051550e4-1e1f-4153-9de3-6d1fd214d189/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_051550e4-1e1f-4153-9de3-6d1fd214d189/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_051550e4-1e1f-4153-9de3-6d1fd214d189/bin/ukojak/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/memsafety/20051113-1.i -s /tmp/vcloud-vcloud-master/worker/run_dir_051550e4-1e1f-4153-9de3-6d1fd214d189/bin/ukojak/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_051550e4-1e1f-4153-9de3-6d1fd214d189/bin/ukojak --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 Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 2d36d26165afa8180a6be8f6ea0f5d349205c840 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_051550e4-1e1f-4153-9de3-6d1fd214d189/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_051550e4-1e1f-4153-9de3-6d1fd214d189/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_051550e4-1e1f-4153-9de3-6d1fd214d189/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_051550e4-1e1f-4153-9de3-6d1fd214d189/bin/ukojak/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/memsafety/20051113-1.i -s /tmp/vcloud-vcloud-master/worker/run_dir_051550e4-1e1f-4153-9de3-6d1fd214d189/bin/ukojak/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_051550e4-1e1f-4153-9de3-6d1fd214d189/bin/ukojak --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 Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 2d36d26165afa8180a6be8f6ea0f5d349205c840 ..................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: SMTLIBException: Sort BitVec not declared --- Real Ultimate output --- This is Ultimate 0.2.0-69874e2 [2020-12-01 18:23:57,080 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-01 18:23:57,082 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-01 18:23:57,204 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-01 18:23:57,205 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-01 18:23:57,214 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-01 18:23:57,219 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-01 18:23:57,226 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-01 18:23:57,230 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-01 18:23:57,242 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-01 18:23:57,245 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-01 18:23:57,248 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-01 18:23:57,249 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-01 18:23:57,254 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-01 18:23:57,256 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-01 18:23:57,259 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-01 18:23:57,261 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-01 18:23:57,267 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-01 18:23:57,272 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-01 18:23:57,281 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-01 18:23:57,286 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-01 18:23:57,288 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-01 18:23:57,291 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-01 18:23:57,292 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-01 18:23:57,298 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-01 18:23:57,298 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-01 18:23:57,300 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-01 18:23:57,302 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-01 18:23:57,303 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-01 18:23:57,305 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-01 18:23:57,305 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-01 18:23:57,307 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-01 18:23:57,309 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-01 18:23:57,311 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-01 18:23:57,313 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-01 18:23:57,313 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-01 18:23:57,314 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-01 18:23:57,315 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-01 18:23:57,315 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-01 18:23:57,316 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-01 18:23:57,318 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-01 18:23:57,321 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_051550e4-1e1f-4153-9de3-6d1fd214d189/bin/ukojak/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2020-12-01 18:23:57,366 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-01 18:23:57,366 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-01 18:23:57,368 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-01 18:23:57,369 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-01 18:23:57,369 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-01 18:23:57,370 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-01 18:23:57,370 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-12-01 18:23:57,370 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-01 18:23:57,371 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-01 18:23:57,371 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-01 18:23:57,371 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-12-01 18:23:57,372 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-12-01 18:23:57,372 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-12-01 18:23:57,372 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-01 18:23:57,373 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-01 18:23:57,373 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-01 18:23:57,373 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-12-01 18:23:57,374 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-12-01 18:23:57,374 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-01 18:23:57,374 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-01 18:23:57,375 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-12-01 18:23:57,375 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-01 18:23:57,375 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-01 18:23:57,376 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-12-01 18:23:57,376 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-01 18:23:57,376 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_051550e4-1e1f-4153-9de3-6d1fd214d189/bin/ukojak/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_051550e4-1e1f-4153-9de3-6d1fd214d189/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2d36d26165afa8180a6be8f6ea0f5d349205c840 [2020-12-01 18:23:57,756 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-01 18:23:57,803 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-01 18:23:57,806 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-01 18:23:57,809 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-01 18:23:57,810 INFO L275 PluginConnector]: CDTParser initialized [2020-12-01 18:23:57,812 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_051550e4-1e1f-4153-9de3-6d1fd214d189/bin/ukojak/../../sv-benchmarks/c/memsafety/20051113-1.i [2020-12-01 18:23:57,958 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_051550e4-1e1f-4153-9de3-6d1fd214d189/bin/ukojak/data/e955cbd8d/94da442f7dc64f1ab8edbd22b814b00a/FLAG457ca1fd0 [2020-12-01 18:23:58,786 INFO L306 CDTParser]: Found 1 translation units. [2020-12-01 18:23:58,790 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_051550e4-1e1f-4153-9de3-6d1fd214d189/sv-benchmarks/c/memsafety/20051113-1.i [2020-12-01 18:23:58,825 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_051550e4-1e1f-4153-9de3-6d1fd214d189/bin/ukojak/data/e955cbd8d/94da442f7dc64f1ab8edbd22b814b00a/FLAG457ca1fd0 [2020-12-01 18:23:59,051 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_051550e4-1e1f-4153-9de3-6d1fd214d189/bin/ukojak/data/e955cbd8d/94da442f7dc64f1ab8edbd22b814b00a [2020-12-01 18:23:59,059 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-01 18:23:59,061 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-01 18:23:59,071 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-01 18:23:59,071 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-01 18:23:59,076 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-01 18:23:59,078 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 06:23:59" (1/1) ... [2020-12-01 18:23:59,081 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4548324a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:23:59, skipping insertion in model container [2020-12-01 18:23:59,081 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 06:23:59" (1/1) ... [2020-12-01 18:23:59,092 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-01 18:23:59,166 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-01 18:23:59,717 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 18:23:59,736 INFO L203 MainTranslator]: Completed pre-run [2020-12-01 18:23:59,788 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 18:23:59,864 INFO L208 MainTranslator]: Completed translation [2020-12-01 18:23:59,865 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:23:59 WrapperNode [2020-12-01 18:23:59,865 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-01 18:23:59,867 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-01 18:23:59,867 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-01 18:23:59,868 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-01 18:23:59,878 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:23:59" (1/1) ... [2020-12-01 18:23:59,907 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:23:59" (1/1) ... [2020-12-01 18:23:59,947 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-01 18:23:59,955 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-01 18:23:59,955 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-01 18:23:59,956 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-01 18:23:59,966 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:23:59" (1/1) ... [2020-12-01 18:23:59,969 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:23:59" (1/1) ... [2020-12-01 18:23:59,985 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:23:59" (1/1) ... [2020-12-01 18:23:59,998 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:23:59" (1/1) ... [2020-12-01 18:24:00,009 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:23:59" (1/1) ... [2020-12-01 18:24:00,026 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:23:59" (1/1) ... [2020-12-01 18:24:00,028 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:23:59" (1/1) ... [2020-12-01 18:24:00,032 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-01 18:24:00,041 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-01 18:24:00,042 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-01 18:24:00,042 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-01 18:24:00,043 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:23:59" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_051550e4-1e1f-4153-9de3-6d1fd214d189/bin/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (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:10000 [2020-12-01 18:24:00,134 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-12-01 18:24:00,135 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-12-01 18:24:00,135 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-12-01 18:24:00,136 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-01 18:24:00,136 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-12-01 18:24:00,137 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-01 18:24:00,138 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-01 18:24:01,041 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-01 18:24:01,052 INFO L298 CfgBuilder]: Removed 16 assume(true) statements. [2020-12-01 18:24:01,055 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 06:24:01 BoogieIcfgContainer [2020-12-01 18:24:01,056 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-01 18:24:01,057 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2020-12-01 18:24:01,058 INFO L271 PluginConnector]: Initializing CodeCheck... [2020-12-01 18:24:01,074 INFO L275 PluginConnector]: CodeCheck initialized [2020-12-01 18:24:01,074 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 06:24:01" (1/1) ... [2020-12-01 18:24:01,087 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-01 18:24:01,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:24:01,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 82 states and 86 transitions. [2020-12-01 18:24:01,140 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 86 transitions. [2020-12-01 18:24:01,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2020-12-01 18:24:01,146 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:24:01,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:24:01,377 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 18:24:01,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:24:01,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 81 states and 85 transitions. [2020-12-01 18:24:01,423 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 85 transitions. [2020-12-01 18:24:01,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2020-12-01 18:24:01,424 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:24:01,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:24:01,543 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 18:24:01,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:24:01,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 80 states and 84 transitions. [2020-12-01 18:24:01,736 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 84 transitions. [2020-12-01 18:24:01,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2020-12-01 18:24:01,737 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:24:01,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:24:01,825 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 18:24:01,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:24:01,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 81 states and 86 transitions. [2020-12-01 18:24:01,877 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 86 transitions. [2020-12-01 18:24:01,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2020-12-01 18:24:01,878 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:24:01,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:24:02,040 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-12-01 18:24:02,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:24:02,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 80 states and 85 transitions. [2020-12-01 18:24:02,747 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 85 transitions. [2020-12-01 18:24:02,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2020-12-01 18:24:02,748 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:24:02,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:24:02,862 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-12-01 18:24:03,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:24:03,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 79 states and 84 transitions. [2020-12-01 18:24:03,735 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 84 transitions. [2020-12-01 18:24:03,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2020-12-01 18:24:03,736 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:24:03,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:24:03,784 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-12-01 18:24:03,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:24:03,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 78 states and 83 transitions. [2020-12-01 18:24:03,816 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 83 transitions. [2020-12-01 18:24:03,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2020-12-01 18:24:03,817 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:24:03,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:24:03,872 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-12-01 18:24:03,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:24:03,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 77 states and 82 transitions. [2020-12-01 18:24:03,908 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 82 transitions. [2020-12-01 18:24:03,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2020-12-01 18:24:03,909 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:24:03,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:24:03,982 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-12-01 18:24:04,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:24:04,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 76 states and 81 transitions. [2020-12-01 18:24:04,013 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 81 transitions. [2020-12-01 18:24:04,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2020-12-01 18:24:04,014 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:24:04,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:24:04,097 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-12-01 18:24:04,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:24:04,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 75 states and 80 transitions. [2020-12-01 18:24:04,136 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 80 transitions. [2020-12-01 18:24:04,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2020-12-01 18:24:04,137 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:24:04,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:24:04,172 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-12-01 18:24:04,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:24:04,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 74 states and 79 transitions. [2020-12-01 18:24:04,198 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 79 transitions. [2020-12-01 18:24:04,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2020-12-01 18:24:04,199 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:24:04,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:24:04,278 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-12-01 18:24:04,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:24:04,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 73 states and 78 transitions. [2020-12-01 18:24:04,320 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 78 transitions. [2020-12-01 18:24:04,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2020-12-01 18:24:04,321 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:24:04,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:24:04,382 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-12-01 18:24:04,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:24:04,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 72 states and 77 transitions. [2020-12-01 18:24:04,417 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 77 transitions. [2020-12-01 18:24:04,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2020-12-01 18:24:04,418 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:24:04,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:24:04,543 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-12-01 18:24:04,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:24:04,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 71 states and 76 transitions. [2020-12-01 18:24:04,835 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 76 transitions. [2020-12-01 18:24:04,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2020-12-01 18:24:04,836 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:24:04,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:24:04,870 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-12-01 18:24:04,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:24:04,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 70 states and 75 transitions. [2020-12-01 18:24:04,901 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 75 transitions. [2020-12-01 18:24:04,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2020-12-01 18:24:04,902 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:24:04,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:24:04,925 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-12-01 18:24:05,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:24:05,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 69 states and 74 transitions. [2020-12-01 18:24:05,020 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 74 transitions. [2020-12-01 18:24:05,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2020-12-01 18:24:05,021 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:24:05,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:24:05,083 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-12-01 18:24:05,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:24:05,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 68 states and 73 transitions. [2020-12-01 18:24:05,108 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 73 transitions. [2020-12-01 18:24:05,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2020-12-01 18:24:05,114 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:24:05,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:24:05,174 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-12-01 18:24:05,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:24:05,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 67 states and 72 transitions. [2020-12-01 18:24:05,396 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 72 transitions. [2020-12-01 18:24:05,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2020-12-01 18:24:05,397 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:24:05,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:24:05,489 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-12-01 18:24:05,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:24:05,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 66 states and 70 transitions. [2020-12-01 18:24:05,586 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 70 transitions. [2020-12-01 18:24:05,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2020-12-01 18:24:05,587 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:24:05,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:24:05,706 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 18:24:06,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:24:06,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 67 states and 72 transitions. [2020-12-01 18:24:06,074 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 72 transitions. [2020-12-01 18:24:06,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2020-12-01 18:24:06,076 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:24:06,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:24:06,195 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-12-01 18:24:06,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:24:06,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 68 states and 74 transitions. [2020-12-01 18:24:06,546 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 74 transitions. [2020-12-01 18:24:06,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2020-12-01 18:24:06,549 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:24:06,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:24:06,589 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-12-01 18:24:06,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:24:06,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 67 states and 73 transitions. [2020-12-01 18:24:06,610 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 73 transitions. [2020-12-01 18:24:06,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2020-12-01 18:24:06,614 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:24:06,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:24:06,741 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-12-01 18:24:07,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:24:07,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 70 states and 77 transitions. [2020-12-01 18:24:07,341 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 77 transitions. [2020-12-01 18:24:07,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-12-01 18:24:07,342 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:24:07,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:24:07,987 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-12-01 18:24:09,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:24:09,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 70 states and 75 transitions. [2020-12-01 18:24:09,158 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 75 transitions. [2020-12-01 18:24:09,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-12-01 18:24:09,159 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:24:09,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:24:09,183 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-12-01 18:24:09,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:24:09,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 69 states and 74 transitions. [2020-12-01 18:24:09,201 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 74 transitions. [2020-12-01 18:24:09,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-12-01 18:24:09,202 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:24:09,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:24:09,369 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-12-01 18:24:09,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:24:09,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 70 states and 76 transitions. [2020-12-01 18:24:09,933 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 76 transitions. [2020-12-01 18:24:09,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-12-01 18:24:09,933 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:24:09,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:24:09,956 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-12-01 18:24:09,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:24:09,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 69 states and 75 transitions. [2020-12-01 18:24:09,981 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 75 transitions. [2020-12-01 18:24:09,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-12-01 18:24:09,983 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:24:10,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:24:10,056 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-12-01 18:24:10,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:24:10,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 70 states and 76 transitions. [2020-12-01 18:24:10,095 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 76 transitions. [2020-12-01 18:24:10,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2020-12-01 18:24:10,096 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:24:10,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:24:10,119 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-12-01 18:24:10,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:24:10,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 69 states and 75 transitions. [2020-12-01 18:24:10,139 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 75 transitions. [2020-12-01 18:24:10,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2020-12-01 18:24:10,139 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:24:10,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:24:10,175 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-12-01 18:24:10,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:24:10,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 70 states and 76 transitions. [2020-12-01 18:24:10,212 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 76 transitions. [2020-12-01 18:24:10,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2020-12-01 18:24:10,212 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:24:10,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:24:10,236 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-12-01 18:24:10,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:24:10,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 69 states and 75 transitions. [2020-12-01 18:24:10,254 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 75 transitions. [2020-12-01 18:24:10,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2020-12-01 18:24:10,255 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:24:10,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:24:10,287 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-12-01 18:24:10,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:24:10,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 73 states and 79 transitions. [2020-12-01 18:24:10,658 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 79 transitions. [2020-12-01 18:24:10,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2020-12-01 18:24:10,659 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:24:10,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:24:10,683 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-12-01 18:24:10,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:24:10,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 72 states and 78 transitions. [2020-12-01 18:24:10,701 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 78 transitions. [2020-12-01 18:24:10,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2020-12-01 18:24:10,701 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:24:10,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:24:10,734 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-12-01 18:24:10,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:24:10,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 73 states and 79 transitions. [2020-12-01 18:24:10,771 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 79 transitions. [2020-12-01 18:24:10,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-12-01 18:24:10,771 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:24:10,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:24:10,796 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-12-01 18:24:10,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:24:10,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 72 states and 78 transitions. [2020-12-01 18:24:10,817 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 78 transitions. [2020-12-01 18:24:10,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-12-01 18:24:10,818 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:24:10,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:24:10,852 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-12-01 18:24:10,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:24:10,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 73 states and 79 transitions. [2020-12-01 18:24:10,897 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 79 transitions. [2020-12-01 18:24:10,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-12-01 18:24:10,898 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:24:10,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:24:11,023 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-12-01 18:24:11,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:24:11,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 74 states and 80 transitions. [2020-12-01 18:24:11,634 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 80 transitions. [2020-12-01 18:24:11,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2020-12-01 18:24:11,635 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:24:11,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:24:11,777 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-12-01 18:24:12,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:24:12,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 75 states and 81 transitions. [2020-12-01 18:24:12,240 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 81 transitions. [2020-12-01 18:24:12,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2020-12-01 18:24:12,240 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:24:12,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:24:12,371 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-12-01 18:24:12,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:24:12,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 76 states and 82 transitions. [2020-12-01 18:24:12,967 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 82 transitions. [2020-12-01 18:24:12,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2020-12-01 18:24:12,967 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:24:12,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:24:13,123 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-12-01 18:24:13,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:24:13,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 77 states and 83 transitions. [2020-12-01 18:24:13,721 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 83 transitions. [2020-12-01 18:24:13,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2020-12-01 18:24:13,721 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:24:13,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:24:13,855 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-12-01 18:24:14,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:24:14,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 78 states and 84 transitions. [2020-12-01 18:24:14,330 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 84 transitions. [2020-12-01 18:24:14,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2020-12-01 18:24:14,331 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:24:14,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:24:14,496 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-12-01 18:24:15,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:24:15,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 79 states and 85 transitions. [2020-12-01 18:24:15,106 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 85 transitions. [2020-12-01 18:24:15,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2020-12-01 18:24:15,107 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:24:15,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:24:15,263 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-12-01 18:24:15,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:24:15,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 80 states and 86 transitions. [2020-12-01 18:24:15,748 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 86 transitions. [2020-12-01 18:24:15,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2020-12-01 18:24:15,749 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:24:15,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:24:15,914 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-12-01 18:24:16,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:24:16,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 81 states and 87 transitions. [2020-12-01 18:24:16,478 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 87 transitions. [2020-12-01 18:24:16,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2020-12-01 18:24:16,479 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:24:16,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:24:16,644 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-12-01 18:24:17,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:24:17,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 82 states and 88 transitions. [2020-12-01 18:24:17,244 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 88 transitions. [2020-12-01 18:24:17,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2020-12-01 18:24:17,244 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:24:17,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:24:17,397 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-12-01 18:24:18,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:24:18,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 83 states and 89 transitions. [2020-12-01 18:24:18,114 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 89 transitions. [2020-12-01 18:24:18,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2020-12-01 18:24:18,115 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:24:18,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:24:18,326 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-12-01 18:24:18,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:24:18,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 84 states and 90 transitions. [2020-12-01 18:24:18,986 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 90 transitions. [2020-12-01 18:24:18,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2020-12-01 18:24:18,986 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:24:19,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:24:19,169 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-12-01 18:24:19,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:24:19,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 85 states and 91 transitions. [2020-12-01 18:24:19,874 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 91 transitions. [2020-12-01 18:24:19,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2020-12-01 18:24:19,875 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:24:19,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:24:20,067 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-12-01 18:24:20,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:24:20,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 86 states and 92 transitions. [2020-12-01 18:24:20,798 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 92 transitions. [2020-12-01 18:24:20,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2020-12-01 18:24:20,799 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:24:20,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:24:20,960 INFO L134 CoverageAnalysis]: Checked inductivity of 123 backedges. 0 proven. 120 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-12-01 18:24:21,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:24:21,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 87 states and 93 transitions. [2020-12-01 18:24:21,542 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 93 transitions. [2020-12-01 18:24:21,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2020-12-01 18:24:21,543 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:24:21,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:24:21,735 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 0 proven. 136 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-12-01 18:24:22,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:24:22,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 88 states and 94 transitions. [2020-12-01 18:24:22,348 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 94 transitions. [2020-12-01 18:24:22,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2020-12-01 18:24:22,349 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:24:22,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:24:22,580 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 0 proven. 153 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-12-01 18:24:23,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:24:23,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 89 states and 95 transitions. [2020-12-01 18:24:23,341 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 95 transitions. [2020-12-01 18:24:23,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2020-12-01 18:24:23,342 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:24:23,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:24:23,550 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 0 proven. 171 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-12-01 18:24:24,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:24:24,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 90 states and 96 transitions. [2020-12-01 18:24:24,254 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 96 transitions. [2020-12-01 18:24:24,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2020-12-01 18:24:24,254 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:24:24,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:24:24,441 INFO L134 CoverageAnalysis]: Checked inductivity of 193 backedges. 0 proven. 190 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-12-01 18:24:25,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:24:25,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 91 states and 97 transitions. [2020-12-01 18:24:25,227 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 97 transitions. [2020-12-01 18:24:25,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2020-12-01 18:24:25,227 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:24:25,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:24:25,437 INFO L134 CoverageAnalysis]: Checked inductivity of 213 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-12-01 18:24:26,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:24:26,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 92 states and 98 transitions. [2020-12-01 18:24:26,144 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 98 transitions. [2020-12-01 18:24:26,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2020-12-01 18:24:26,145 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:24:26,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:24:26,456 INFO L134 CoverageAnalysis]: Checked inductivity of 234 backedges. 0 proven. 231 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-12-01 18:24:27,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:24:27,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 93 states and 99 transitions. [2020-12-01 18:24:27,225 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 99 transitions. [2020-12-01 18:24:27,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2020-12-01 18:24:27,225 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:24:27,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:24:27,468 INFO L134 CoverageAnalysis]: Checked inductivity of 256 backedges. 0 proven. 253 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-12-01 18:24:28,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:24:28,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 94 states and 100 transitions. [2020-12-01 18:24:28,167 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 100 transitions. [2020-12-01 18:24:28,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2020-12-01 18:24:28,167 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:24:28,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:24:28,468 INFO L134 CoverageAnalysis]: Checked inductivity of 279 backedges. 0 proven. 276 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-12-01 18:24:29,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:24:29,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 95 states and 101 transitions. [2020-12-01 18:24:29,310 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 101 transitions. [2020-12-01 18:24:29,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2020-12-01 18:24:29,311 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:24:29,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:24:29,552 INFO L134 CoverageAnalysis]: Checked inductivity of 303 backedges. 0 proven. 300 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-12-01 18:24:30,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:24:30,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 96 states and 102 transitions. [2020-12-01 18:24:30,460 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 102 transitions. [2020-12-01 18:24:30,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2020-12-01 18:24:30,460 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:24:30,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:24:30,727 INFO L134 CoverageAnalysis]: Checked inductivity of 328 backedges. 0 proven. 325 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-12-01 18:24:31,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:24:31,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 97 states and 103 transitions. [2020-12-01 18:24:31,693 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 103 transitions. [2020-12-01 18:24:31,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2020-12-01 18:24:31,694 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:24:31,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:24:31,927 INFO L134 CoverageAnalysis]: Checked inductivity of 354 backedges. 0 proven. 351 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-12-01 18:24:32,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:24:32,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 98 states and 104 transitions. [2020-12-01 18:24:32,830 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 104 transitions. [2020-12-01 18:24:32,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2020-12-01 18:24:32,831 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:24:32,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:24:33,149 INFO L134 CoverageAnalysis]: Checked inductivity of 381 backedges. 0 proven. 378 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-12-01 18:24:34,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:24:34,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 99 states and 105 transitions. [2020-12-01 18:24:34,062 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 105 transitions. [2020-12-01 18:24:34,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2020-12-01 18:24:34,063 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:24:34,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:24:34,384 INFO L134 CoverageAnalysis]: Checked inductivity of 409 backedges. 0 proven. 406 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-12-01 18:24:35,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:24:35,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 100 states and 106 transitions. [2020-12-01 18:24:35,491 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 106 transitions. [2020-12-01 18:24:35,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-12-01 18:24:35,491 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:24:35,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:24:35,801 INFO L134 CoverageAnalysis]: Checked inductivity of 438 backedges. 0 proven. 435 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-12-01 18:24:36,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:24:36,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 101 states and 107 transitions. [2020-12-01 18:24:36,815 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 107 transitions. [2020-12-01 18:24:36,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2020-12-01 18:24:36,816 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:24:36,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:24:37,146 INFO L134 CoverageAnalysis]: Checked inductivity of 468 backedges. 0 proven. 465 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-12-01 18:24:38,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:24:38,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 102 states and 108 transitions. [2020-12-01 18:24:38,289 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 108 transitions. [2020-12-01 18:24:38,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2020-12-01 18:24:38,290 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:24:38,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:24:38,586 INFO L134 CoverageAnalysis]: Checked inductivity of 499 backedges. 0 proven. 496 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-12-01 18:24:39,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:24:39,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 103 states and 109 transitions. [2020-12-01 18:24:39,581 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 109 transitions. [2020-12-01 18:24:39,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2020-12-01 18:24:39,581 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:24:39,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:24:39,941 INFO L134 CoverageAnalysis]: Checked inductivity of 531 backedges. 0 proven. 528 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-12-01 18:24:41,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:24:41,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 104 states and 110 transitions. [2020-12-01 18:24:41,040 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 110 transitions. [2020-12-01 18:24:41,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2020-12-01 18:24:41,041 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:24:41,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:24:41,382 INFO L134 CoverageAnalysis]: Checked inductivity of 564 backedges. 0 proven. 561 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-12-01 18:24:42,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:24:42,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 105 states and 111 transitions. [2020-12-01 18:24:42,566 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 111 transitions. [2020-12-01 18:24:42,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2020-12-01 18:24:42,566 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:24:42,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:24:42,897 INFO L134 CoverageAnalysis]: Checked inductivity of 598 backedges. 0 proven. 595 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-12-01 18:24:44,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:24:44,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 106 states and 112 transitions. [2020-12-01 18:24:44,001 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 112 transitions. [2020-12-01 18:24:44,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2020-12-01 18:24:44,002 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:24:44,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:24:44,331 INFO L134 CoverageAnalysis]: Checked inductivity of 633 backedges. 0 proven. 630 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-12-01 18:24:45,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:24:45,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 107 states and 113 transitions. [2020-12-01 18:24:45,419 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 113 transitions. [2020-12-01 18:24:45,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2020-12-01 18:24:45,420 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:24:45,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:24:45,774 INFO L134 CoverageAnalysis]: Checked inductivity of 669 backedges. 0 proven. 666 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-12-01 18:24:46,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:24:46,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 108 states and 114 transitions. [2020-12-01 18:24:46,877 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 114 transitions. [2020-12-01 18:24:46,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2020-12-01 18:24:46,879 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:24:46,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:24:47,252 INFO L134 CoverageAnalysis]: Checked inductivity of 706 backedges. 0 proven. 703 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-12-01 18:24:48,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:24:48,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 109 states and 115 transitions. [2020-12-01 18:24:48,434 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 115 transitions. [2020-12-01 18:24:48,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2020-12-01 18:24:48,434 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:24:48,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:24:48,838 INFO L134 CoverageAnalysis]: Checked inductivity of 744 backedges. 0 proven. 741 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-12-01 18:24:50,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:24:50,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 110 states and 116 transitions. [2020-12-01 18:24:50,332 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 116 transitions. [2020-12-01 18:24:50,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2020-12-01 18:24:50,333 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:24:50,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:24:50,685 INFO L134 CoverageAnalysis]: Checked inductivity of 783 backedges. 0 proven. 780 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-12-01 18:24:51,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:24:51,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 111 states and 117 transitions. [2020-12-01 18:24:51,727 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 117 transitions. [2020-12-01 18:24:51,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2020-12-01 18:24:51,728 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:24:51,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:24:52,068 INFO L134 CoverageAnalysis]: Checked inductivity of 823 backedges. 0 proven. 820 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-12-01 18:24:53,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:24:53,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 112 states and 118 transitions. [2020-12-01 18:24:53,314 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 118 transitions. [2020-12-01 18:24:53,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2020-12-01 18:24:53,315 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:24:53,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:24:53,732 INFO L134 CoverageAnalysis]: Checked inductivity of 864 backedges. 0 proven. 861 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-12-01 18:24:55,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:24:55,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 113 states and 119 transitions. [2020-12-01 18:24:55,119 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 119 transitions. [2020-12-01 18:24:55,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2020-12-01 18:24:55,119 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:24:55,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:24:55,562 INFO L134 CoverageAnalysis]: Checked inductivity of 906 backedges. 0 proven. 903 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-12-01 18:24:56,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:24:56,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 114 states and 120 transitions. [2020-12-01 18:24:56,728 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 120 transitions. [2020-12-01 18:24:56,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2020-12-01 18:24:56,729 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:24:56,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:24:57,090 INFO L134 CoverageAnalysis]: Checked inductivity of 949 backedges. 0 proven. 946 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-12-01 18:24:58,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:24:58,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 115 states and 121 transitions. [2020-12-01 18:24:58,294 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 121 transitions. [2020-12-01 18:24:58,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2020-12-01 18:24:58,295 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:24:58,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:24:58,734 INFO L134 CoverageAnalysis]: Checked inductivity of 993 backedges. 0 proven. 990 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-12-01 18:24:59,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:24:59,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 116 states and 122 transitions. [2020-12-01 18:24:59,889 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 122 transitions. [2020-12-01 18:24:59,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2020-12-01 18:24:59,889 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:24:59,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:25:00,233 INFO L134 CoverageAnalysis]: Checked inductivity of 1038 backedges. 0 proven. 1035 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-12-01 18:25:01,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:25:01,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 117 states and 123 transitions. [2020-12-01 18:25:01,562 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 123 transitions. [2020-12-01 18:25:01,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2020-12-01 18:25:01,563 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:25:01,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:25:02,006 INFO L134 CoverageAnalysis]: Checked inductivity of 1084 backedges. 0 proven. 1081 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-12-01 18:25:03,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:25:03,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 118 states and 124 transitions. [2020-12-01 18:25:03,423 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 124 transitions. [2020-12-01 18:25:03,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2020-12-01 18:25:03,424 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:25:03,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:25:03,863 INFO L134 CoverageAnalysis]: Checked inductivity of 1131 backedges. 0 proven. 1128 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-12-01 18:25:05,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:25:05,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 119 states and 125 transitions. [2020-12-01 18:25:05,263 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 125 transitions. [2020-12-01 18:25:05,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2020-12-01 18:25:05,263 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:25:05,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:25:05,720 INFO L134 CoverageAnalysis]: Checked inductivity of 1179 backedges. 0 proven. 1176 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-12-01 18:25:07,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:25:07,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 120 states and 126 transitions. [2020-12-01 18:25:07,121 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 126 transitions. [2020-12-01 18:25:07,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2020-12-01 18:25:07,122 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:25:07,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:25:07,578 INFO L134 CoverageAnalysis]: Checked inductivity of 1228 backedges. 0 proven. 1225 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-12-01 18:25:08,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:25:08,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 121 states and 127 transitions. [2020-12-01 18:25:08,864 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 127 transitions. [2020-12-01 18:25:08,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2020-12-01 18:25:08,864 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:25:08,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:25:09,261 INFO L134 CoverageAnalysis]: Checked inductivity of 1278 backedges. 0 proven. 1275 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-12-01 18:25:10,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:25:10,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 122 states and 128 transitions. [2020-12-01 18:25:10,694 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 128 transitions. [2020-12-01 18:25:10,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2020-12-01 18:25:10,694 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:25:10,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:25:11,178 INFO L134 CoverageAnalysis]: Checked inductivity of 1329 backedges. 0 proven. 1326 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-12-01 18:25:12,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:25:12,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 123 states and 129 transitions. [2020-12-01 18:25:12,728 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 129 transitions. [2020-12-01 18:25:12,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2020-12-01 18:25:12,728 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:25:12,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:25:13,229 INFO L134 CoverageAnalysis]: Checked inductivity of 1381 backedges. 0 proven. 1378 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-12-01 18:25:14,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:25:14,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 124 states and 130 transitions. [2020-12-01 18:25:14,903 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 130 transitions. [2020-12-01 18:25:14,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2020-12-01 18:25:14,903 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:25:14,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:25:15,432 INFO L134 CoverageAnalysis]: Checked inductivity of 1434 backedges. 0 proven. 1431 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-12-01 18:25:17,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:25:17,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 125 states and 131 transitions. [2020-12-01 18:25:17,060 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 131 transitions. [2020-12-01 18:25:17,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2020-12-01 18:25:17,060 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:25:17,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:25:17,532 INFO L134 CoverageAnalysis]: Checked inductivity of 1488 backedges. 0 proven. 1485 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-12-01 18:25:19,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:25:19,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 126 states and 132 transitions. [2020-12-01 18:25:19,044 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 132 transitions. [2020-12-01 18:25:19,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2020-12-01 18:25:19,044 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:25:19,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:25:19,494 INFO L134 CoverageAnalysis]: Checked inductivity of 1543 backedges. 0 proven. 1540 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-12-01 18:25:21,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:25:21,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 127 states and 133 transitions. [2020-12-01 18:25:21,177 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 133 transitions. [2020-12-01 18:25:21,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2020-12-01 18:25:21,178 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:25:21,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:25:21,658 INFO L134 CoverageAnalysis]: Checked inductivity of 1599 backedges. 0 proven. 1596 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-12-01 18:25:23,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:25:23,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 128 states and 134 transitions. [2020-12-01 18:25:23,168 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 134 transitions. [2020-12-01 18:25:23,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2020-12-01 18:25:23,169 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:25:23,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:25:23,663 INFO L134 CoverageAnalysis]: Checked inductivity of 1656 backedges. 0 proven. 1653 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-12-01 18:25:25,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:25:25,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 129 states and 135 transitions. [2020-12-01 18:25:25,280 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 135 transitions. [2020-12-01 18:25:25,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2020-12-01 18:25:25,280 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:25:25,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:25:25,830 INFO L134 CoverageAnalysis]: Checked inductivity of 1714 backedges. 0 proven. 1711 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-12-01 18:25:27,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:25:27,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 130 states and 136 transitions. [2020-12-01 18:25:27,451 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 136 transitions. [2020-12-01 18:25:27,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2020-12-01 18:25:27,452 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:25:27,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:25:27,966 INFO L134 CoverageAnalysis]: Checked inductivity of 1773 backedges. 0 proven. 1770 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-12-01 18:25:29,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:25:29,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 131 states and 137 transitions. [2020-12-01 18:25:29,670 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 137 transitions. [2020-12-01 18:25:29,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2020-12-01 18:25:29,671 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:25:29,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:25:30,233 INFO L134 CoverageAnalysis]: Checked inductivity of 1833 backedges. 0 proven. 1830 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-12-01 18:25:31,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:25:31,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 132 states and 138 transitions. [2020-12-01 18:25:31,806 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 138 transitions. [2020-12-01 18:25:31,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2020-12-01 18:25:31,807 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:25:31,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:25:32,340 INFO L134 CoverageAnalysis]: Checked inductivity of 1894 backedges. 0 proven. 1891 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-12-01 18:25:34,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:25:34,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 133 states and 139 transitions. [2020-12-01 18:25:34,089 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 139 transitions. [2020-12-01 18:25:34,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2020-12-01 18:25:34,090 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:25:34,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:25:34,549 INFO L134 CoverageAnalysis]: Checked inductivity of 1956 backedges. 0 proven. 1953 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-12-01 18:25:36,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:25:36,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 134 states and 140 transitions. [2020-12-01 18:25:36,283 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 140 transitions. [2020-12-01 18:25:36,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2020-12-01 18:25:36,285 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:25:36,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:25:36,690 INFO L134 CoverageAnalysis]: Checked inductivity of 2019 backedges. 0 proven. 2016 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-12-01 18:25:38,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:25:38,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 135 states and 141 transitions. [2020-12-01 18:25:38,543 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 141 transitions. [2020-12-01 18:25:38,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2020-12-01 18:25:38,544 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:25:38,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:25:39,088 INFO L134 CoverageAnalysis]: Checked inductivity of 2083 backedges. 0 proven. 2080 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-12-01 18:25:40,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:25:40,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 136 states and 142 transitions. [2020-12-01 18:25:40,819 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 142 transitions. [2020-12-01 18:25:40,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2020-12-01 18:25:40,820 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:25:40,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:25:41,255 INFO L134 CoverageAnalysis]: Checked inductivity of 2148 backedges. 0 proven. 2145 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-12-01 18:25:43,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:25:43,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 137 states and 143 transitions. [2020-12-01 18:25:43,135 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 143 transitions. [2020-12-01 18:25:43,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2020-12-01 18:25:43,139 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:25:43,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:25:43,617 INFO L134 CoverageAnalysis]: Checked inductivity of 2214 backedges. 0 proven. 2211 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-12-01 18:25:45,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:25:45,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 138 states and 144 transitions. [2020-12-01 18:25:45,447 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 144 transitions. [2020-12-01 18:25:45,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2020-12-01 18:25:45,448 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:25:45,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:25:46,020 INFO L134 CoverageAnalysis]: Checked inductivity of 2281 backedges. 0 proven. 2278 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-12-01 18:25:47,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:25:47,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 139 states and 145 transitions. [2020-12-01 18:25:47,848 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 145 transitions. [2020-12-01 18:25:47,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2020-12-01 18:25:47,848 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:25:47,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:25:48,334 INFO L134 CoverageAnalysis]: Checked inductivity of 2349 backedges. 0 proven. 2346 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-12-01 18:25:50,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:25:50,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 140 states and 146 transitions. [2020-12-01 18:25:50,192 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 146 transitions. [2020-12-01 18:25:50,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2020-12-01 18:25:50,193 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:25:50,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:25:50,680 INFO L134 CoverageAnalysis]: Checked inductivity of 2418 backedges. 0 proven. 2415 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-12-01 18:25:52,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:25:52,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 141 states and 147 transitions. [2020-12-01 18:25:52,556 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 147 transitions. [2020-12-01 18:25:52,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2020-12-01 18:25:52,557 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:25:52,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:25:53,152 INFO L134 CoverageAnalysis]: Checked inductivity of 2488 backedges. 0 proven. 2485 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-12-01 18:25:55,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:25:55,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 142 states and 148 transitions. [2020-12-01 18:25:55,053 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 148 transitions. [2020-12-01 18:25:55,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2020-12-01 18:25:55,053 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:25:55,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:25:55,545 INFO L134 CoverageAnalysis]: Checked inductivity of 2559 backedges. 0 proven. 2556 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-12-01 18:25:57,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:25:57,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 143 states and 149 transitions. [2020-12-01 18:25:57,476 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 149 transitions. [2020-12-01 18:25:57,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2020-12-01 18:25:57,476 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:25:57,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:25:58,161 INFO L134 CoverageAnalysis]: Checked inductivity of 2631 backedges. 0 proven. 2628 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-12-01 18:26:00,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:26:00,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 144 states and 150 transitions. [2020-12-01 18:26:00,142 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 150 transitions. [2020-12-01 18:26:00,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2020-12-01 18:26:00,143 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:26:00,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:26:00,694 INFO L134 CoverageAnalysis]: Checked inductivity of 2704 backedges. 0 proven. 2701 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-12-01 18:26:02,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:26:02,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 145 states and 151 transitions. [2020-12-01 18:26:02,634 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 151 transitions. [2020-12-01 18:26:02,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2020-12-01 18:26:02,635 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:26:02,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:26:03,135 INFO L134 CoverageAnalysis]: Checked inductivity of 2778 backedges. 0 proven. 2775 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-12-01 18:26:05,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:26:05,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 146 states and 152 transitions. [2020-12-01 18:26:05,188 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 152 transitions. [2020-12-01 18:26:05,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2020-12-01 18:26:05,188 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:26:05,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:26:05,742 INFO L134 CoverageAnalysis]: Checked inductivity of 2853 backedges. 0 proven. 2850 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-12-01 18:26:07,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:26:07,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 147 states and 153 transitions. [2020-12-01 18:26:07,789 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 153 transitions. [2020-12-01 18:26:07,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2020-12-01 18:26:07,790 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:26:07,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:26:08,316 INFO L134 CoverageAnalysis]: Checked inductivity of 2929 backedges. 0 proven. 2926 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-12-01 18:26:10,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:26:10,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 148 states and 154 transitions. [2020-12-01 18:26:10,398 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 154 transitions. [2020-12-01 18:26:10,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2020-12-01 18:26:10,398 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:26:10,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:26:10,928 INFO L134 CoverageAnalysis]: Checked inductivity of 3006 backedges. 0 proven. 3003 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-12-01 18:26:13,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:26:13,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 149 states and 155 transitions. [2020-12-01 18:26:13,118 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 155 transitions. [2020-12-01 18:26:13,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2020-12-01 18:26:13,118 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:26:13,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:26:13,683 INFO L134 CoverageAnalysis]: Checked inductivity of 3084 backedges. 0 proven. 3081 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-12-01 18:26:15,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:26:15,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 150 states and 156 transitions. [2020-12-01 18:26:15,869 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 156 transitions. [2020-12-01 18:26:15,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2020-12-01 18:26:15,870 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:26:15,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:26:16,328 INFO L134 CoverageAnalysis]: Checked inductivity of 3163 backedges. 0 proven. 3160 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-12-01 18:26:18,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:26:18,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 151 states and 157 transitions. [2020-12-01 18:26:18,621 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 157 transitions. [2020-12-01 18:26:18,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2020-12-01 18:26:18,622 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:26:18,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:26:19,200 INFO L134 CoverageAnalysis]: Checked inductivity of 3243 backedges. 0 proven. 3240 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-12-01 18:26:21,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:26:21,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 152 states and 158 transitions. [2020-12-01 18:26:21,369 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 158 transitions. [2020-12-01 18:26:21,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2020-12-01 18:26:21,369 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:26:21,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:26:21,936 INFO L134 CoverageAnalysis]: Checked inductivity of 3324 backedges. 0 proven. 3321 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-12-01 18:26:24,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:26:24,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 153 states and 159 transitions. [2020-12-01 18:26:24,290 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 159 transitions. [2020-12-01 18:26:24,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2020-12-01 18:26:24,291 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:26:24,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:26:24,929 INFO L134 CoverageAnalysis]: Checked inductivity of 3406 backedges. 0 proven. 3403 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-12-01 18:26:27,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:26:27,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 154 states and 160 transitions. [2020-12-01 18:26:27,168 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 160 transitions. [2020-12-01 18:26:27,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2020-12-01 18:26:27,169 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:26:27,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:26:27,946 INFO L134 CoverageAnalysis]: Checked inductivity of 3489 backedges. 0 proven. 3486 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-12-01 18:26:30,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:26:30,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 155 states and 161 transitions. [2020-12-01 18:26:30,399 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 161 transitions. [2020-12-01 18:26:30,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2020-12-01 18:26:30,400 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:26:30,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:26:31,011 INFO L134 CoverageAnalysis]: Checked inductivity of 3573 backedges. 0 proven. 3570 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-12-01 18:26:33,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:26:33,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 156 states and 162 transitions. [2020-12-01 18:26:33,375 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 162 transitions. [2020-12-01 18:26:33,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2020-12-01 18:26:33,376 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:26:33,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:26:34,089 INFO L134 CoverageAnalysis]: Checked inductivity of 3658 backedges. 0 proven. 3655 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-12-01 18:26:36,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:26:36,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 157 states and 163 transitions. [2020-12-01 18:26:36,514 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 163 transitions. [2020-12-01 18:26:36,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2020-12-01 18:26:36,515 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:26:36,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:26:37,169 INFO L134 CoverageAnalysis]: Checked inductivity of 3744 backedges. 0 proven. 3741 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-12-01 18:26:39,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:26:39,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 158 states and 164 transitions. [2020-12-01 18:26:39,593 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 164 transitions. [2020-12-01 18:26:39,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2020-12-01 18:26:39,593 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:26:39,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:26:40,347 INFO L134 CoverageAnalysis]: Checked inductivity of 3831 backedges. 0 proven. 3828 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-12-01 18:26:42,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:26:42,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 159 states and 165 transitions. [2020-12-01 18:26:42,887 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 165 transitions. [2020-12-01 18:26:42,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2020-12-01 18:26:42,888 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:26:42,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:26:43,485 INFO L134 CoverageAnalysis]: Checked inductivity of 3919 backedges. 0 proven. 3916 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-12-01 18:26:46,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:26:46,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 160 states and 166 transitions. [2020-12-01 18:26:46,125 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 166 transitions. [2020-12-01 18:26:46,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2020-12-01 18:26:46,125 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:26:46,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:26:46,907 INFO L134 CoverageAnalysis]: Checked inductivity of 4008 backedges. 0 proven. 4005 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-12-01 18:26:49,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:26:49,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 161 states and 167 transitions. [2020-12-01 18:26:49,426 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 167 transitions. [2020-12-01 18:26:49,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2020-12-01 18:26:49,427 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:26:49,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:26:50,225 INFO L134 CoverageAnalysis]: Checked inductivity of 4098 backedges. 0 proven. 4095 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-12-01 18:26:52,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:26:52,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 162 states and 168 transitions. [2020-12-01 18:26:52,861 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 168 transitions. [2020-12-01 18:26:52,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2020-12-01 18:26:52,861 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:26:52,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:26:53,655 INFO L134 CoverageAnalysis]: Checked inductivity of 4189 backedges. 0 proven. 4186 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-12-01 18:26:56,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:26:56,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 163 states and 169 transitions. [2020-12-01 18:26:56,358 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 169 transitions. [2020-12-01 18:26:56,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2020-12-01 18:26:56,358 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:26:56,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:26:57,114 INFO L134 CoverageAnalysis]: Checked inductivity of 4281 backedges. 0 proven. 4278 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-12-01 18:26:59,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:26:59,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 164 states and 170 transitions. [2020-12-01 18:26:59,947 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 170 transitions. [2020-12-01 18:26:59,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2020-12-01 18:26:59,948 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:26:59,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:27:00,693 INFO L134 CoverageAnalysis]: Checked inductivity of 4374 backedges. 0 proven. 4371 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-12-01 18:27:03,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:27:03,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 165 states and 171 transitions. [2020-12-01 18:27:03,559 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 171 transitions. [2020-12-01 18:27:03,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2020-12-01 18:27:03,560 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:27:03,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:27:04,413 INFO L134 CoverageAnalysis]: Checked inductivity of 4468 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 4465 trivial. 0 not checked. [2020-12-01 18:27:08,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:27:08,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 168 states and 175 transitions. [2020-12-01 18:27:08,935 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 175 transitions. [2020-12-01 18:27:08,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2020-12-01 18:27:08,936 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:27:08,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:27:09,517 INFO L134 CoverageAnalysis]: Checked inductivity of 4467 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4467 trivial. 0 not checked. [2020-12-01 18:27:15,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:27:15,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 170 states and 178 transitions. [2020-12-01 18:27:15,745 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 178 transitions. [2020-12-01 18:27:15,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2020-12-01 18:27:15,745 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:27:15,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:27:16,812 INFO L134 CoverageAnalysis]: Checked inductivity of 4467 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4467 trivial. 0 not checked. [2020-12-01 18:27:25,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:27:25,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 172 states and 182 transitions. [2020-12-01 18:27:25,911 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 182 transitions. [2020-12-01 18:27:25,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2020-12-01 18:27:25,912 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:27:25,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:27:28,788 INFO L134 CoverageAnalysis]: Checked inductivity of 4469 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 4465 trivial. 0 not checked. [2020-12-01 18:27:33,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:27:33,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 173 states and 184 transitions. [2020-12-01 18:27:33,615 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 184 transitions. [2020-12-01 18:27:33,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2020-12-01 18:27:33,616 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:27:33,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:27:35,036 INFO L134 CoverageAnalysis]: Checked inductivity of 4470 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4468 trivial. 0 not checked. [2020-12-01 18:27:39,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:27:39,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 174 states and 186 transitions. [2020-12-01 18:27:39,001 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 186 transitions. [2020-12-01 18:27:39,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2020-12-01 18:27:39,001 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:27:39,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:27:39,069 INFO L134 CoverageAnalysis]: Checked inductivity of 4467 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4467 trivial. 0 not checked. [2020-12-01 18:27:39,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:27:39,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 173 states and 185 transitions. [2020-12-01 18:27:39,109 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 185 transitions. [2020-12-01 18:27:39,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2020-12-01 18:27:39,110 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:27:39,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:27:40,081 INFO L134 CoverageAnalysis]: Checked inductivity of 4467 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4467 trivial. 0 not checked. [2020-12-01 18:27:44,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:27:44,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 176 states and 189 transitions. [2020-12-01 18:27:44,636 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 189 transitions. [2020-12-01 18:27:44,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2020-12-01 18:27:44,636 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:27:44,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:27:44,719 INFO L134 CoverageAnalysis]: Checked inductivity of 4471 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 4468 trivial. 0 not checked. [2020-12-01 18:27:44,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:27:44,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 177 states and 190 transitions. [2020-12-01 18:27:44,757 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 190 transitions. [2020-12-01 18:27:44,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2020-12-01 18:27:44,758 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:27:44,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:27:44,820 INFO L134 CoverageAnalysis]: Checked inductivity of 4467 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4467 trivial. 0 not checked. [2020-12-01 18:27:44,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:27:44,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 176 states and 189 transitions. [2020-12-01 18:27:44,845 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 189 transitions. [2020-12-01 18:27:44,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2020-12-01 18:27:44,846 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:27:44,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:27:46,408 INFO L134 CoverageAnalysis]: Checked inductivity of 4467 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4467 trivial. 0 not checked. [2020-12-01 18:27:50,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:27:50,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 177 states and 191 transitions. [2020-12-01 18:27:50,393 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 191 transitions. [2020-12-01 18:27:50,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2020-12-01 18:27:50,394 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:27:50,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:27:53,063 INFO L134 CoverageAnalysis]: Checked inductivity of 4467 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 4466 trivial. 0 not checked. [2020-12-01 18:28:12,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:28:12,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 180 states and 195 transitions. [2020-12-01 18:28:12,707 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 195 transitions. [2020-12-01 18:28:12,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2020-12-01 18:28:12,707 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:28:12,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:28:13,573 INFO L134 CoverageAnalysis]: Checked inductivity of 4472 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4468 trivial. 0 not checked. [2020-12-01 18:28:17,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:28:17,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 181 states and 196 transitions. [2020-12-01 18:28:17,092 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 196 transitions. [2020-12-01 18:28:17,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2020-12-01 18:28:17,093 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:28:17,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:28:17,141 INFO L134 CoverageAnalysis]: Checked inductivity of 4467 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4467 trivial. 0 not checked. [2020-12-01 18:28:17,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:28:17,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 180 states and 195 transitions. [2020-12-01 18:28:17,171 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 195 transitions. [2020-12-01 18:28:17,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2020-12-01 18:28:17,171 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:28:17,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:28:17,259 INFO L134 CoverageAnalysis]: Checked inductivity of 4467 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4467 trivial. 0 not checked. [2020-12-01 18:28:17,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:28:17,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 181 states and 196 transitions. [2020-12-01 18:28:17,338 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 196 transitions. [2020-12-01 18:28:17,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2020-12-01 18:28:17,339 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:28:17,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:28:19,158 INFO L134 CoverageAnalysis]: Checked inductivity of 4473 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 4465 trivial. 0 not checked. [2020-12-01 18:28:27,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:28:27,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 186 states and 201 transitions. [2020-12-01 18:28:27,426 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 201 transitions. [2020-12-01 18:28:27,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2020-12-01 18:28:27,426 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:28:27,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:28:27,480 INFO L134 CoverageAnalysis]: Checked inductivity of 4467 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4467 trivial. 0 not checked. [2020-12-01 18:28:27,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:28:27,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 185 states and 200 transitions. [2020-12-01 18:28:27,511 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 200 transitions. [2020-12-01 18:28:27,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2020-12-01 18:28:27,511 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:28:27,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:28:27,607 INFO L134 CoverageAnalysis]: Checked inductivity of 4467 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4467 trivial. 0 not checked. [2020-12-01 18:28:27,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:28:27,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 186 states and 201 transitions. [2020-12-01 18:28:27,683 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 201 transitions. [2020-12-01 18:28:27,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2020-12-01 18:28:27,683 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:28:27,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:28:27,874 INFO L134 CoverageAnalysis]: Checked inductivity of 4474 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 4465 trivial. 0 not checked. [2020-12-01 18:28:28,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:28:28,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 187 states and 202 transitions. [2020-12-01 18:28:28,865 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 202 transitions. [2020-12-01 18:28:28,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2020-12-01 18:28:28,866 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:28:28,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:28:28,935 INFO L134 CoverageAnalysis]: Checked inductivity of 4467 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4467 trivial. 0 not checked. [2020-12-01 18:28:28,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:28:28,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 186 states and 201 transitions. [2020-12-01 18:28:28,975 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 201 transitions. [2020-12-01 18:28:28,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2020-12-01 18:28:28,976 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:28:29,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:28:29,068 INFO L134 CoverageAnalysis]: Checked inductivity of 4467 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4467 trivial. 0 not checked. [2020-12-01 18:28:29,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:28:29,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 187 states and 202 transitions. [2020-12-01 18:28:29,158 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 202 transitions. [2020-12-01 18:28:29,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2020-12-01 18:28:29,159 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:28:29,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:28:29,229 INFO L134 CoverageAnalysis]: Checked inductivity of 4467 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4467 trivial. 0 not checked. [2020-12-01 18:28:29,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:28:29,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 186 states and 201 transitions. [2020-12-01 18:28:29,261 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 201 transitions. [2020-12-01 18:28:29,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2020-12-01 18:28:29,262 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:28:29,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:28:29,338 INFO L134 CoverageAnalysis]: Checked inductivity of 4467 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4467 trivial. 0 not checked. [2020-12-01 18:28:29,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:28:29,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 187 states and 202 transitions. [2020-12-01 18:28:29,425 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 202 transitions. [2020-12-01 18:28:29,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2020-12-01 18:28:29,426 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:28:29,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:28:29,602 INFO L134 CoverageAnalysis]: Checked inductivity of 4467 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4467 trivial. 0 not checked. [2020-12-01 18:28:29,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:28:29,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 186 states and 201 transitions. [2020-12-01 18:28:29,640 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 201 transitions. [2020-12-01 18:28:29,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2020-12-01 18:28:29,641 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:28:29,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:28:29,774 INFO L134 CoverageAnalysis]: Checked inductivity of 4467 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4467 trivial. 0 not checked. [2020-12-01 18:28:33,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:28:33,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 192 states and 207 transitions. [2020-12-01 18:28:33,082 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 207 transitions. [2020-12-01 18:28:33,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2020-12-01 18:28:33,083 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:28:33,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:28:34,285 INFO L134 CoverageAnalysis]: Checked inductivity of 4480 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 4465 trivial. 0 not checked. [2020-12-01 18:28:40,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:28:40,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 195 states and 214 transitions. [2020-12-01 18:28:40,221 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 214 transitions. [2020-12-01 18:28:40,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2020-12-01 18:28:40,222 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:28:40,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:28:40,297 INFO L134 CoverageAnalysis]: Checked inductivity of 4478 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4478 trivial. 0 not checked. [2020-12-01 18:28:41,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:28:41,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 195 states and 213 transitions. [2020-12-01 18:28:41,970 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 213 transitions. [2020-12-01 18:28:41,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2020-12-01 18:28:41,970 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:28:42,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:28:45,106 INFO L134 CoverageAnalysis]: Checked inductivity of 4478 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 4465 trivial. 0 not checked. [2020-12-01 18:28:58,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:28:58,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 195 states and 210 transitions. [2020-12-01 18:28:58,140 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 210 transitions. [2020-12-01 18:28:58,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2020-12-01 18:28:58,141 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:28:58,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:29:01,389 INFO L134 CoverageAnalysis]: Checked inductivity of 4470 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 4468 trivial. 0 not checked. [2020-12-01 18:29:06,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:29:06,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 195 states and 209 transitions. [2020-12-01 18:29:06,999 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 209 transitions. [2020-12-01 18:29:07,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2020-12-01 18:29:07,000 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:29:07,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:29:15,404 INFO L134 CoverageAnalysis]: Checked inductivity of 4490 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 4476 trivial. 0 not checked. [2020-12-01 18:29:27,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:29:27,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 200 states and 214 transitions. [2020-12-01 18:29:27,522 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 214 transitions. [2020-12-01 18:29:27,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2020-12-01 18:29:27,523 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:29:27,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:29:31,801 INFO L134 CoverageAnalysis]: Checked inductivity of 4492 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 4476 trivial. 0 not checked. [2020-12-01 18:29:33,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:29:33,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 201 states and 214 transitions. [2020-12-01 18:29:33,052 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 214 transitions. [2020-12-01 18:29:33,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2020-12-01 18:29:33,053 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:29:33,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:29:37,289 INFO L134 CoverageAnalysis]: Checked inductivity of 4501 backedges. 14 proven. 22 refuted. 0 times theorem prover too weak. 4465 trivial. 0 not checked. [2020-12-01 18:29:52,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:29:52,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 178 states and 187 transitions. [2020-12-01 18:29:52,670 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 187 transitions. [2020-12-01 18:29:52,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2020-12-01 18:29:52,670 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:29:52,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:29:52,838 INFO L134 CoverageAnalysis]: Checked inductivity of 4498 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4498 trivial. 0 not checked. [2020-12-01 18:30:07,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:30:07,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 177 states and 185 transitions. [2020-12-01 18:30:07,365 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 185 transitions. [2020-12-01 18:30:07,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2020-12-01 18:30:07,366 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:30:07,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:30:07,456 INFO L134 CoverageAnalysis]: Checked inductivity of 4498 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4498 trivial. 0 not checked. [2020-12-01 18:30:12,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:30:12,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 174 states and 181 transitions. [2020-12-01 18:30:12,996 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 181 transitions. [2020-12-01 18:30:12,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2020-12-01 18:30:12,997 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:30:13,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:30:13,977 INFO L134 CoverageAnalysis]: Checked inductivity of 4498 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 4495 trivial. 0 not checked. [2020-12-01 18:30:32,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:30:32,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 171 states and 176 transitions. [2020-12-01 18:30:32,270 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 176 transitions. [2020-12-01 18:30:32,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2020-12-01 18:30:32,270 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:30:32,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:30:33,528 INFO L134 CoverageAnalysis]: Checked inductivity of 4501 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 4498 trivial. 0 not checked. [2020-12-01 18:30:41,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:30:41,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 174 states and 180 transitions. [2020-12-01 18:30:41,769 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 180 transitions. [2020-12-01 18:30:41,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2020-12-01 18:30:41,770 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:30:41,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:30:44,161 INFO L134 CoverageAnalysis]: Checked inductivity of 4502 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 4498 trivial. 0 not checked. [2020-12-01 18:30:50,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:30:50,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 175 states and 182 transitions. [2020-12-01 18:30:50,586 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 182 transitions. [2020-12-01 18:30:50,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2020-12-01 18:30:50,587 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:30:50,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:30:54,208 INFO L134 CoverageAnalysis]: Checked inductivity of 4500 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 4495 trivial. 0 not checked. [2020-12-01 18:31:08,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:31:08,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 175 states and 181 transitions. [2020-12-01 18:31:08,332 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 181 transitions. [2020-12-01 18:31:08,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2020-12-01 18:31:08,332 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:31:08,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:31:10,940 INFO L134 CoverageAnalysis]: Checked inductivity of 4503 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4501 trivial. 0 not checked. [2020-12-01 18:31:17,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:31:17,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 176 states and 183 transitions. [2020-12-01 18:31:17,977 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 183 transitions. [2020-12-01 18:31:17,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2020-12-01 18:31:17,977 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:31:18,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:31:18,064 INFO L134 CoverageAnalysis]: Checked inductivity of 4504 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 4501 trivial. 0 not checked. [2020-12-01 18:31:18,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:31:18,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 177 states and 184 transitions. [2020-12-01 18:31:18,116 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 184 transitions. [2020-12-01 18:31:18,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2020-12-01 18:31:18,117 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:31:18,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:31:18,199 INFO L134 CoverageAnalysis]: Checked inductivity of 4505 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4501 trivial. 0 not checked. [2020-12-01 18:31:18,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:31:18,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 178 states and 185 transitions. [2020-12-01 18:31:18,241 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 185 transitions. [2020-12-01 18:31:18,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2020-12-01 18:31:18,241 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:31:18,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:31:19,694 INFO L134 CoverageAnalysis]: Checked inductivity of 4506 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 4501 trivial. 0 not checked. [2020-12-01 18:31:25,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:31:25,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 179 states and 186 transitions. [2020-12-01 18:31:25,874 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 186 transitions. [2020-12-01 18:31:25,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2020-12-01 18:31:25,874 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:31:25,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:31:28,736 INFO L134 CoverageAnalysis]: Checked inductivity of 4507 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 4498 trivial. 0 not checked. [2020-12-01 18:31:36,379 WARN L197 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 31 DAG size of output: 28 [2020-12-01 18:31:41,030 WARN L197 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 31 DAG size of output: 28 [2020-12-01 18:31:43,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:31:43,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 185 states and 192 transitions. [2020-12-01 18:31:43,798 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 192 transitions. [2020-12-01 18:31:43,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2020-12-01 18:31:43,799 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:31:43,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:31:45,298 INFO L134 CoverageAnalysis]: Checked inductivity of 4513 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 4498 trivial. 0 not checked. [2020-12-01 18:31:48,545 WARN L197 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 25 DAG size of output: 25 [2020-12-01 18:31:55,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:31:55,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 188 states and 196 transitions. [2020-12-01 18:31:55,086 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 196 transitions. [2020-12-01 18:31:55,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2020-12-01 18:31:55,087 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:31:55,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:31:58,476 INFO L134 CoverageAnalysis]: Checked inductivity of 4511 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 4495 trivial. 0 not checked. [2020-12-01 18:32:13,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:32:13,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 188 states and 195 transitions. [2020-12-01 18:32:13,937 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 195 transitions. [2020-12-01 18:32:13,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2020-12-01 18:32:13,938 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:32:13,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:32:16,919 INFO L134 CoverageAnalysis]: Checked inductivity of 4525 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 4498 trivial. 0 not checked. [2020-12-01 18:32:24,480 WARN L197 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 27 [2020-12-01 18:32:29,342 WARN L197 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 27 [2020-12-01 18:32:32,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:32:32,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 194 states and 200 transitions. [2020-12-01 18:32:32,840 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 200 transitions. [2020-12-01 18:32:32,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2020-12-01 18:32:32,841 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:32:32,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 18:32:39,269 INFO L134 CoverageAnalysis]: Checked inductivity of 4534 backedges. 14 proven. 25 refuted. 0 times theorem prover too weak. 4495 trivial. 0 not checked. [2020-12-01 18:32:59,592 WARN L197 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 32 [2020-12-01 18:33:02,684 WARN L197 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 33 [2020-12-01 18:33:02,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:33:02,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 168 states and 170 transitions. [2020-12-01 18:33:02,722 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 170 transitions. [2020-12-01 18:33:02,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2020-12-01 18:33:02,723 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:33:02,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-12-01 18:33:02,863 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-12-01 18:33:03,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-12-01 18:33:03,483 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-12-01 18:33:13,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2020-12-01 18:33:13,921 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:495) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2020-12-01 18:33:13,926 INFO L168 Benchmark]: Toolchain (without parser) took 554863.80 ms. Allocated memory was 90.2 MB in the beginning and 1.4 GB in the end (delta: 1.3 GB). Free memory was 58.6 MB in the beginning and 812.4 MB in the end (delta: -753.8 MB). Peak memory consumption was 540.5 MB. Max. memory is 16.1 GB. [2020-12-01 18:33:13,926 INFO L168 Benchmark]: CDTParser took 0.47 ms. Allocated memory is still 90.2 MB. Free memory was 49.1 MB in the beginning and 49.1 MB in the end (delta: 39.5 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 18:33:13,927 INFO L168 Benchmark]: CACSL2BoogieTranslator took 795.19 ms. Allocated memory is still 90.2 MB. Free memory was 58.4 MB in the beginning and 55.2 MB in the end (delta: 3.2 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2020-12-01 18:33:13,928 INFO L168 Benchmark]: Boogie Procedure Inliner took 81.06 ms. Allocated memory is still 90.2 MB. Free memory was 54.8 MB in the beginning and 52.9 MB in the end (delta: 1.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-12-01 18:33:13,928 INFO L168 Benchmark]: Boogie Preprocessor took 85.61 ms. Allocated memory is still 90.2 MB. Free memory was 52.6 MB in the beginning and 51.0 MB in the end (delta: 1.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-12-01 18:33:13,929 INFO L168 Benchmark]: RCFGBuilder took 1015.22 ms. Allocated memory was 90.2 MB in the beginning and 123.7 MB in the end (delta: 33.6 MB). Free memory was 51.0 MB in the beginning and 78.6 MB in the end (delta: -27.7 MB). Peak memory consumption was 23.1 MB. Max. memory is 16.1 GB. [2020-12-01 18:33:13,930 INFO L168 Benchmark]: CodeCheck took 552866.93 ms. Allocated memory was 123.7 MB in the beginning and 1.4 GB in the end (delta: 1.3 GB). Free memory was 78.6 MB in the beginning and 812.4 MB in the end (delta: -733.7 MB). Peak memory consumption was 528.3 MB. Max. memory is 16.1 GB. [2020-12-01 18:33:13,935 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Solver said unknown: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:495) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.47 ms. Allocated memory is still 90.2 MB. Free memory was 49.1 MB in the beginning and 49.1 MB in the end (delta: 39.5 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 795.19 ms. Allocated memory is still 90.2 MB. Free memory was 58.4 MB in the beginning and 55.2 MB in the end (delta: 3.2 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 81.06 ms. Allocated memory is still 90.2 MB. Free memory was 54.8 MB in the beginning and 52.9 MB in the end (delta: 1.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 85.61 ms. Allocated memory is still 90.2 MB. Free memory was 52.6 MB in the beginning and 51.0 MB in the end (delta: 1.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1015.22 ms. Allocated memory was 90.2 MB in the beginning and 123.7 MB in the end (delta: 33.6 MB). Free memory was 51.0 MB in the beginning and 78.6 MB in the end (delta: -27.7 MB). Peak memory consumption was 23.1 MB. Max. memory is 16.1 GB. * CodeCheck took 552866.93 ms. Allocated memory was 123.7 MB in the beginning and 1.4 GB in the end (delta: 1.3 GB). Free memory was 78.6 MB in the beginning and 812.4 MB in the end (delta: -733.7 MB). Peak memory consumption was 528.3 MB. Max. memory is 16.1 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.0-69874e2 [2020-12-01 18:33:16,653 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-01 18:33:16,655 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-01 18:33:16,701 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-01 18:33:16,702 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-01 18:33:16,708 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-01 18:33:16,712 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-01 18:33:16,717 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-01 18:33:16,721 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-01 18:33:16,729 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-01 18:33:16,731 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-01 18:33:16,732 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-01 18:33:16,733 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-01 18:33:16,734 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-01 18:33:16,735 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-01 18:33:16,736 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-01 18:33:16,737 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-01 18:33:16,743 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-01 18:33:16,749 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-01 18:33:16,754 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-01 18:33:16,756 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-01 18:33:16,758 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-01 18:33:16,759 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-01 18:33:16,760 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-01 18:33:16,764 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-01 18:33:16,765 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-01 18:33:16,765 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-01 18:33:16,767 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-01 18:33:16,767 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-01 18:33:16,783 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-01 18:33:16,784 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-01 18:33:16,785 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-01 18:33:16,785 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-01 18:33:16,788 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-01 18:33:16,790 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-01 18:33:16,790 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-01 18:33:16,791 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-01 18:33:16,791 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-01 18:33:16,792 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-01 18:33:16,793 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-01 18:33:16,794 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-01 18:33:16,799 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_051550e4-1e1f-4153-9de3-6d1fd214d189/bin/ukojak/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2020-12-01 18:33:16,853 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-01 18:33:16,855 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-01 18:33:16,859 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-01 18:33:16,859 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-01 18:33:16,859 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-01 18:33:16,860 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-01 18:33:16,860 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-12-01 18:33:16,860 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-01 18:33:16,860 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-01 18:33:16,861 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-01 18:33:16,862 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-12-01 18:33:16,862 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-12-01 18:33:16,862 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-12-01 18:33:16,863 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-01 18:33:16,863 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-12-01 18:33:16,863 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-12-01 18:33:16,863 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-12-01 18:33:16,864 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-01 18:33:16,864 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-01 18:33:16,864 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-12-01 18:33:16,864 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-12-01 18:33:16,865 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-01 18:33:16,865 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-01 18:33:16,865 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-12-01 18:33:16,865 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-01 18:33:16,866 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-01 18:33:16,866 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-12-01 18:33:16,866 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-12-01 18:33:16,866 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2020-12-01 18:33:16,866 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-12-01 18:33:16,867 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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_051550e4-1e1f-4153-9de3-6d1fd214d189/bin/ukojak/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_051550e4-1e1f-4153-9de3-6d1fd214d189/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2d36d26165afa8180a6be8f6ea0f5d349205c840 [2020-12-01 18:33:17,276 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-01 18:33:17,310 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-01 18:33:17,316 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-01 18:33:17,319 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-01 18:33:17,320 INFO L275 PluginConnector]: CDTParser initialized [2020-12-01 18:33:17,321 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_051550e4-1e1f-4153-9de3-6d1fd214d189/bin/ukojak/../../sv-benchmarks/c/memsafety/20051113-1.i [2020-12-01 18:33:17,431 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_051550e4-1e1f-4153-9de3-6d1fd214d189/bin/ukojak/data/e780f6db8/261da8c784664a3b9c9dfcc5f208970b/FLAG89c926b5f [2020-12-01 18:33:18,048 INFO L306 CDTParser]: Found 1 translation units. [2020-12-01 18:33:18,049 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_051550e4-1e1f-4153-9de3-6d1fd214d189/sv-benchmarks/c/memsafety/20051113-1.i [2020-12-01 18:33:18,080 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_051550e4-1e1f-4153-9de3-6d1fd214d189/bin/ukojak/data/e780f6db8/261da8c784664a3b9c9dfcc5f208970b/FLAG89c926b5f [2020-12-01 18:33:18,323 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_051550e4-1e1f-4153-9de3-6d1fd214d189/bin/ukojak/data/e780f6db8/261da8c784664a3b9c9dfcc5f208970b [2020-12-01 18:33:18,329 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-01 18:33:18,332 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-01 18:33:18,335 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-01 18:33:18,335 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-01 18:33:18,341 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-01 18:33:18,343 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 06:33:18" (1/1) ... [2020-12-01 18:33:18,346 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5ac90662 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:33:18, skipping insertion in model container [2020-12-01 18:33:18,347 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 06:33:18" (1/1) ... [2020-12-01 18:33:18,358 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-01 18:33:18,419 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-01 18:33:18,902 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 18:33:18,920 INFO L203 MainTranslator]: Completed pre-run [2020-12-01 18:33:18,973 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 18:33:19,079 INFO L208 MainTranslator]: Completed translation [2020-12-01 18:33:19,080 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:33:19 WrapperNode [2020-12-01 18:33:19,080 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-01 18:33:19,082 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-01 18:33:19,083 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-01 18:33:19,083 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-01 18:33:19,092 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:33:19" (1/1) ... [2020-12-01 18:33:19,137 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:33:19" (1/1) ... [2020-12-01 18:33:19,181 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-01 18:33:19,183 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-01 18:33:19,184 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-01 18:33:19,184 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-01 18:33:19,194 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:33:19" (1/1) ... [2020-12-01 18:33:19,195 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:33:19" (1/1) ... [2020-12-01 18:33:19,213 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:33:19" (1/1) ... [2020-12-01 18:33:19,216 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:33:19" (1/1) ... [2020-12-01 18:33:19,229 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:33:19" (1/1) ... [2020-12-01 18:33:19,248 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:33:19" (1/1) ... [2020-12-01 18:33:19,258 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:33:19" (1/1) ... [2020-12-01 18:33:19,270 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-01 18:33:19,271 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-01 18:33:19,271 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-01 18:33:19,271 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-01 18:33:19,273 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:33:19" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_051550e4-1e1f-4153-9de3-6d1fd214d189/bin/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (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:10000 [2020-12-01 18:33:19,372 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2020-12-01 18:33:19,373 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2020-12-01 18:33:19,374 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-12-01 18:33:19,374 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-01 18:33:19,375 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2020-12-01 18:33:19,375 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2020-12-01 18:33:19,376 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2020-12-01 18:33:19,376 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2020-12-01 18:33:19,377 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-01 18:33:19,377 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-01 18:33:20,863 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-01 18:33:20,864 INFO L298 CfgBuilder]: Removed 16 assume(true) statements. [2020-12-01 18:33:20,866 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 06:33:20 BoogieIcfgContainer [2020-12-01 18:33:20,867 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-01 18:33:20,868 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2020-12-01 18:33:20,869 INFO L271 PluginConnector]: Initializing CodeCheck... [2020-12-01 18:33:20,879 INFO L275 PluginConnector]: CodeCheck initialized [2020-12-01 18:33:20,880 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 06:33:20" (1/1) ... [2020-12-01 18:33:20,891 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-01 18:33:20,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:33:20,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 82 states and 86 transitions. [2020-12-01 18:33:20,928 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 86 transitions. [2020-12-01 18:33:20,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2020-12-01 18:33:20,931 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:33:20,975 FATAL L? ?]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: Sort BitVec not declared at de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:419) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.NonDeclaringTermTransferrer.transferSort(NonDeclaringTermTransferrer.java:111) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.DeclarableSortSymbol.defineOrDeclare(DeclarableSortSymbol.java:79) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:171) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:196) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.SmtFunctionsAndAxioms.transferAllSymbols(SmtFunctionsAndAxioms.java:141) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:448) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2020-12-01 18:33:20,980 INFO L168 Benchmark]: Toolchain (without parser) took 2646.59 ms. Allocated memory was 71.3 MB in the beginning and 90.2 MB in the end (delta: 18.9 MB). Free memory was 52.3 MB in the beginning and 47.7 MB in the end (delta: 4.6 MB). Peak memory consumption was 25.9 MB. Max. memory is 16.1 GB. [2020-12-01 18:33:20,981 INFO L168 Benchmark]: CDTParser took 0.33 ms. Allocated memory is still 71.3 MB. Free memory was 52.3 MB in the beginning and 52.2 MB in the end (delta: 36.3 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 18:33:20,982 INFO L168 Benchmark]: CACSL2BoogieTranslator took 746.07 ms. Allocated memory is still 71.3 MB. Free memory was 52.1 MB in the beginning and 44.5 MB in the end (delta: 7.6 MB). Peak memory consumption was 21.8 MB. Max. memory is 16.1 GB. [2020-12-01 18:33:20,983 INFO L168 Benchmark]: Boogie Procedure Inliner took 99.51 ms. Allocated memory is still 71.3 MB. Free memory was 44.5 MB in the beginning and 42.2 MB in the end (delta: 2.3 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-12-01 18:33:20,983 INFO L168 Benchmark]: Boogie Preprocessor took 86.77 ms. Allocated memory is still 71.3 MB. Free memory was 42.2 MB in the beginning and 40.3 MB in the end (delta: 1.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-12-01 18:33:20,984 INFO L168 Benchmark]: RCFGBuilder took 1595.84 ms. Allocated memory was 71.3 MB in the beginning and 90.2 MB in the end (delta: 18.9 MB). Free memory was 40.3 MB in the beginning and 52.8 MB in the end (delta: -12.5 MB). Peak memory consumption was 14.6 MB. Max. memory is 16.1 GB. [2020-12-01 18:33:20,985 INFO L168 Benchmark]: CodeCheck took 109.66 ms. Allocated memory is still 90.2 MB. Free memory was 52.4 MB in the beginning and 47.7 MB in the end (delta: 4.7 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-12-01 18:33:20,989 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: SMTLIBException: Sort BitVec not declared de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: SMTLIBException: Sort BitVec not declared: de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:419) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33 ms. Allocated memory is still 71.3 MB. Free memory was 52.3 MB in the beginning and 52.2 MB in the end (delta: 36.3 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 746.07 ms. Allocated memory is still 71.3 MB. Free memory was 52.1 MB in the beginning and 44.5 MB in the end (delta: 7.6 MB). Peak memory consumption was 21.8 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 99.51 ms. Allocated memory is still 71.3 MB. Free memory was 44.5 MB in the beginning and 42.2 MB in the end (delta: 2.3 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 86.77 ms. Allocated memory is still 71.3 MB. Free memory was 42.2 MB in the beginning and 40.3 MB in the end (delta: 1.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1595.84 ms. Allocated memory was 71.3 MB in the beginning and 90.2 MB in the end (delta: 18.9 MB). Free memory was 40.3 MB in the beginning and 52.8 MB in the end (delta: -12.5 MB). Peak memory consumption was 14.6 MB. Max. memory is 16.1 GB. * CodeCheck took 109.66 ms. Allocated memory is still 90.2 MB. Free memory was 52.4 MB in the beginning and 47.7 MB in the end (delta: 4.7 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...