./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/list-ext3-properties/dll_nondet_free_order-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version a4ecdabc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_0a7f4693-c10f-4e4f-a273-59711562037f/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_0a7f4693-c10f-4e4f-a273-59711562037f/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_0a7f4693-c10f-4e4f-a273-59711562037f/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_0a7f4693-c10f-4e4f-a273-59711562037f/bin/ukojak/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/list-ext3-properties/dll_nondet_free_order-2.i -s /tmp/vcloud-vcloud-master/worker/run_dir_0a7f4693-c10f-4e4f-a273-59711562037f/bin/ukojak/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_0a7f4693-c10f-4e4f-a273-59711562037f/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 760c75961baa7cc196b373809e9a87dd0bcf8eb7 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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_0a7f4693-c10f-4e4f-a273-59711562037f/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_0a7f4693-c10f-4e4f-a273-59711562037f/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_0a7f4693-c10f-4e4f-a273-59711562037f/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_0a7f4693-c10f-4e4f-a273-59711562037f/bin/ukojak/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/list-ext3-properties/dll_nondet_free_order-2.i -s /tmp/vcloud-vcloud-master/worker/run_dir_0a7f4693-c10f-4e4f-a273-59711562037f/bin/ukojak/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_0a7f4693-c10f-4e4f-a273-59711562037f/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 760c75961baa7cc196b373809e9a87dd0bcf8eb7 ................................................................................................................................................................................................................. 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-a4ecdab [2020-11-29 20:58:59,892 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-29 20:58:59,895 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-29 20:58:59,986 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-29 20:58:59,987 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-29 20:58:59,989 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-29 20:58:59,991 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-29 20:58:59,994 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-29 20:58:59,996 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-29 20:58:59,998 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-29 20:59:00,000 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-29 20:59:00,001 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-29 20:59:00,002 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-29 20:59:00,004 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-29 20:59:00,005 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-29 20:59:00,007 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-29 20:59:00,008 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-29 20:59:00,009 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-29 20:59:00,012 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-29 20:59:00,014 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-29 20:59:00,017 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-29 20:59:00,024 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-29 20:59:00,027 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-29 20:59:00,029 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-29 20:59:00,039 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-29 20:59:00,040 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-29 20:59:00,040 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-29 20:59:00,048 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-29 20:59:00,049 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-29 20:59:00,050 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-29 20:59:00,051 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-29 20:59:00,052 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-29 20:59:00,055 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-29 20:59:00,057 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-29 20:59:00,059 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-29 20:59:00,059 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-29 20:59:00,060 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-29 20:59:00,060 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-29 20:59:00,061 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-29 20:59:00,062 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-29 20:59:00,063 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-29 20:59:00,066 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_0a7f4693-c10f-4e4f-a273-59711562037f/bin/ukojak/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2020-11-29 20:59:00,092 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-29 20:59:00,092 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-29 20:59:00,093 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-29 20:59:00,094 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-29 20:59:00,094 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-29 20:59:00,094 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-29 20:59:00,094 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-11-29 20:59:00,094 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-29 20:59:00,095 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-29 20:59:00,095 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-29 20:59:00,095 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-11-29 20:59:00,095 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-11-29 20:59:00,095 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-11-29 20:59:00,096 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-29 20:59:00,096 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-29 20:59:00,096 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-29 20:59:00,096 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-11-29 20:59:00,096 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-11-29 20:59:00,097 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-29 20:59:00,097 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-29 20:59:00,097 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-29 20:59:00,097 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-29 20:59:00,097 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-29 20:59:00,098 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-11-29 20:59:00,098 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-29 20:59:00,098 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_0a7f4693-c10f-4e4f-a273-59711562037f/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_0a7f4693-c10f-4e4f-a273-59711562037f/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 760c75961baa7cc196b373809e9a87dd0bcf8eb7 [2020-11-29 20:59:00,384 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-29 20:59:00,419 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-29 20:59:00,423 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-29 20:59:00,425 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-29 20:59:00,426 INFO L275 PluginConnector]: CDTParser initialized [2020-11-29 20:59:00,427 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_0a7f4693-c10f-4e4f-a273-59711562037f/bin/ukojak/../../sv-benchmarks/c/list-ext3-properties/dll_nondet_free_order-2.i [2020-11-29 20:59:00,504 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_0a7f4693-c10f-4e4f-a273-59711562037f/bin/ukojak/data/301c7e85c/146ed553efa746b8b4f76a52b0e460c4/FLAG137a1cdf6 [2020-11-29 20:59:01,117 INFO L306 CDTParser]: Found 1 translation units. [2020-11-29 20:59:01,118 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_0a7f4693-c10f-4e4f-a273-59711562037f/sv-benchmarks/c/list-ext3-properties/dll_nondet_free_order-2.i [2020-11-29 20:59:01,140 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_0a7f4693-c10f-4e4f-a273-59711562037f/bin/ukojak/data/301c7e85c/146ed553efa746b8b4f76a52b0e460c4/FLAG137a1cdf6 [2020-11-29 20:59:01,418 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_0a7f4693-c10f-4e4f-a273-59711562037f/bin/ukojak/data/301c7e85c/146ed553efa746b8b4f76a52b0e460c4 [2020-11-29 20:59:01,421 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-29 20:59:01,423 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-29 20:59:01,425 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-29 20:59:01,425 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-29 20:59:01,429 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-29 20:59:01,430 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 08:59:01" (1/1) ... [2020-11-29 20:59:01,432 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7f9cbdc3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:59:01, skipping insertion in model container [2020-11-29 20:59:01,433 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 08:59:01" (1/1) ... [2020-11-29 20:59:01,441 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-29 20:59:01,478 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-29 20:59:01,903 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-29 20:59:01,919 INFO L203 MainTranslator]: Completed pre-run [2020-11-29 20:59:01,967 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-29 20:59:02,026 INFO L208 MainTranslator]: Completed translation [2020-11-29 20:59:02,028 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:59:02 WrapperNode [2020-11-29 20:59:02,028 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-29 20:59:02,029 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-29 20:59:02,030 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-29 20:59:02,030 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-29 20:59:02,038 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:59:02" (1/1) ... [2020-11-29 20:59:02,069 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:59:02" (1/1) ... [2020-11-29 20:59:02,110 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-29 20:59:02,112 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-29 20:59:02,112 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-29 20:59:02,112 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-29 20:59:02,122 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:59:02" (1/1) ... [2020-11-29 20:59:02,123 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:59:02" (1/1) ... [2020-11-29 20:59:02,142 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:59:02" (1/1) ... [2020-11-29 20:59:02,143 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:59:02" (1/1) ... [2020-11-29 20:59:02,151 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:59:02" (1/1) ... [2020-11-29 20:59:02,165 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:59:02" (1/1) ... [2020-11-29 20:59:02,168 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:59:02" (1/1) ... [2020-11-29 20:59:02,179 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-29 20:59:02,180 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-29 20:59:02,181 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-29 20:59:02,181 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-29 20:59:02,182 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 08:59:02" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_0a7f4693-c10f-4e4f-a273-59711562037f/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 [2020-11-29 20:59:02,265 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-11-29 20:59:02,265 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-11-29 20:59:02,266 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-11-29 20:59:02,266 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-11-29 20:59:02,267 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-29 20:59:02,267 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-29 20:59:03,402 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-29 20:59:03,402 INFO L298 CfgBuilder]: Removed 13 assume(true) statements. [2020-11-29 20:59:03,405 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 08:59:03 BoogieIcfgContainer [2020-11-29 20:59:03,405 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-29 20:59:03,406 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2020-11-29 20:59:03,406 INFO L271 PluginConnector]: Initializing CodeCheck... [2020-11-29 20:59:03,418 INFO L275 PluginConnector]: CodeCheck initialized [2020-11-29 20:59:03,423 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 08:59:03" (1/1) ... [2020-11-29 20:59:03,434 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 20:59:03,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 20:59:03,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 123 states and 130 transitions. [2020-11-29 20:59:03,496 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 130 transitions. [2020-11-29 20:59:03,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2020-11-29 20:59:03,499 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 20:59:03,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 20:59:03,657 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 20:59:03,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 20:59:03,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 122 states and 129 transitions. [2020-11-29 20:59:03,709 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 129 transitions. [2020-11-29 20:59:03,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2020-11-29 20:59:03,709 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 20:59:03,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 20:59:03,791 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 20:59:03,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 20:59:03,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 121 states and 128 transitions. [2020-11-29 20:59:03,993 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 128 transitions. [2020-11-29 20:59:03,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2020-11-29 20:59:03,993 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 20:59:04,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 20:59:04,038 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 20:59:04,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 20:59:04,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 120 states and 127 transitions. [2020-11-29 20:59:04,060 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 127 transitions. [2020-11-29 20:59:04,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2020-11-29 20:59:04,061 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 20:59:04,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 20:59:04,188 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 20:59:04,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 20:59:04,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 119 states and 126 transitions. [2020-11-29 20:59:04,232 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 126 transitions. [2020-11-29 20:59:04,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2020-11-29 20:59:04,232 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 20:59:04,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 20:59:04,300 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 20:59:04,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 20:59:04,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 120 states and 128 transitions. [2020-11-29 20:59:04,521 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 128 transitions. [2020-11-29 20:59:04,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2020-11-29 20:59:04,525 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 20:59:04,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 20:59:04,615 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 20:59:04,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 20:59:04,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 119 states and 127 transitions. [2020-11-29 20:59:04,684 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 127 transitions. [2020-11-29 20:59:04,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2020-11-29 20:59:04,684 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 20:59:04,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 20:59:04,773 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 20:59:04,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 20:59:04,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 118 states and 126 transitions. [2020-11-29 20:59:04,965 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 126 transitions. [2020-11-29 20:59:04,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2020-11-29 20:59:04,966 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 20:59:04,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 20:59:05,131 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 20:59:05,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 20:59:05,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 122 states and 134 transitions. [2020-11-29 20:59:05,627 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 134 transitions. [2020-11-29 20:59:05,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2020-11-29 20:59:05,628 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 20:59:05,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 20:59:05,856 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 20:59:06,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 20:59:06,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 126 states and 145 transitions. [2020-11-29 20:59:06,617 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 145 transitions. [2020-11-29 20:59:06,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2020-11-29 20:59:06,618 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 20:59:06,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 20:59:06,719 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 20:59:07,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 20:59:07,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 130 states and 151 transitions. [2020-11-29 20:59:07,320 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 151 transitions. [2020-11-29 20:59:07,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2020-11-29 20:59:07,321 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 20:59:07,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 20:59:07,364 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 20:59:07,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 20:59:07,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 131 states and 155 transitions. [2020-11-29 20:59:07,804 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 155 transitions. [2020-11-29 20:59:07,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2020-11-29 20:59:07,805 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 20:59:07,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 20:59:07,974 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 20:59:08,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 20:59:08,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 132 states and 158 transitions. [2020-11-29 20:59:08,427 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 158 transitions. [2020-11-29 20:59:08,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2020-11-29 20:59:08,428 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 20:59:08,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 20:59:08,567 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-11-29 20:59:10,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 20:59:10,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 142 states and 185 transitions. [2020-11-29 20:59:10,146 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 185 transitions. [2020-11-29 20:59:10,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2020-11-29 20:59:10,147 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 20:59:10,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 20:59:10,515 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 20:59:13,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 20:59:13,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 152 states and 214 transitions. [2020-11-29 20:59:13,946 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 214 transitions. [2020-11-29 20:59:13,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2020-11-29 20:59:13,947 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 20:59:13,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 20:59:14,005 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-11-29 20:59:14,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 20:59:14,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 155 states and 217 transitions. [2020-11-29 20:59:14,975 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 217 transitions. [2020-11-29 20:59:14,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2020-11-29 20:59:14,976 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 20:59:14,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 20:59:14,999 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-11-29 20:59:16,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 20:59:16,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 158 states and 219 transitions. [2020-11-29 20:59:16,030 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 219 transitions. [2020-11-29 20:59:16,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2020-11-29 20:59:16,030 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 20:59:16,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 20:59:16,152 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2020-11-29 20:59:16,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 20:59:16,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 157 states and 218 transitions. [2020-11-29 20:59:16,276 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 218 transitions. [2020-11-29 20:59:16,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2020-11-29 20:59:16,277 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 20:59:16,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 20:59:16,467 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-11-29 20:59:16,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 20:59:16,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 158 states and 219 transitions. [2020-11-29 20:59:16,964 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 219 transitions. [2020-11-29 20:59:16,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-11-29 20:59:16,965 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 20:59:16,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 20:59:16,990 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2020-11-29 20:59:17,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 20:59:17,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 157 states and 218 transitions. [2020-11-29 20:59:17,024 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 218 transitions. [2020-11-29 20:59:17,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-11-29 20:59:17,025 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 20:59:17,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 20:59:17,562 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-11-29 20:59:18,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 20:59:18,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 158 states and 220 transitions. [2020-11-29 20:59:18,373 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 220 transitions. [2020-11-29 20:59:18,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2020-11-29 20:59:18,374 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 20:59:18,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 20:59:18,405 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-11-29 20:59:18,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 20:59:18,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 160 states and 223 transitions. [2020-11-29 20:59:18,426 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 223 transitions. [2020-11-29 20:59:18,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2020-11-29 20:59:18,427 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 20:59:18,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 20:59:19,835 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 20:59:25,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 20:59:25,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 171 states and 246 transitions. [2020-11-29 20:59:25,144 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 246 transitions. [2020-11-29 20:59:25,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2020-11-29 20:59:25,145 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 20:59:25,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 20:59:26,183 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-11-29 20:59:27,603 WARN L193 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 29 DAG size of output: 27 [2020-11-29 20:59:34,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 20:59:34,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 187 states and 280 transitions. [2020-11-29 20:59:34,637 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 280 transitions. [2020-11-29 20:59:34,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2020-11-29 20:59:34,638 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 20:59:34,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 20:59:35,254 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-11-29 20:59:43,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 20:59:43,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 195 states and 296 transitions. [2020-11-29 20:59:43,152 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 296 transitions. [2020-11-29 20:59:43,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2020-11-29 20:59:43,153 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 20:59:43,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 20:59:45,551 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 21:00:00,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 21:00:00,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 326 states to 208 states and 326 transitions. [2020-11-29 21:00:00,783 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 326 transitions. [2020-11-29 21:00:00,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2020-11-29 21:00:00,784 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 21:00:00,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 21:00:02,883 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-11-29 21:00:24,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 21:00:24,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 365 states to 225 states and 365 transitions. [2020-11-29 21:00:24,462 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 365 transitions. [2020-11-29 21:00:24,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2020-11-29 21:00:24,463 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 21:00:24,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 21:00:24,483 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2020-11-29 21:00:28,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 21:00:28,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 372 states to 228 states and 372 transitions. [2020-11-29 21:00:28,655 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 372 transitions. [2020-11-29 21:00:28,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-11-29 21:00:28,656 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 21:00:28,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 21:00:29,134 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 19 proven. 5 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-11-29 21:00:31,675 WARN L193 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 43 [2020-11-29 21:00:33,670 WARN L193 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 55 [2020-11-29 21:00:35,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 21:00:35,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 105 states and 112 transitions. [2020-11-29 21:00:35,542 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 112 transitions. [2020-11-29 21:00:35,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-11-29 21:00:35,543 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 21:00:35,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 21:00:39,545 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 21:00:42,307 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 57 [2020-11-29 21:01:06,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 21:01:06,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 104 states and 111 transitions. [2020-11-29 21:01:06,352 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 111 transitions. [2020-11-29 21:01:06,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-11-29 21:01:06,353 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 21:01:06,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 21:01:08,518 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-11-29 21:01:13,354 WARN L193 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 37 [2020-11-29 21:01:29,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 21:01:29,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 103 states and 110 transitions. [2020-11-29 21:01:29,630 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 110 transitions. [2020-11-29 21:01:29,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2020-11-29 21:01:29,630 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 21:01:29,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 21:01:30,192 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-11-29 21:01:37,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 21:01:37,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 102 states and 109 transitions. [2020-11-29 21:01:37,006 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 109 transitions. [2020-11-29 21:01:37,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2020-11-29 21:01:37,007 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 21:01:37,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 21:01:37,040 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 21:01:44,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 21:01:44,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 101 states and 108 transitions. [2020-11-29 21:01:44,988 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 108 transitions. [2020-11-29 21:01:44,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2020-11-29 21:01:44,989 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 21:01:44,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 21:01:45,012 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-11-29 21:01:54,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 21:01:54,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 100 states and 107 transitions. [2020-11-29 21:01:54,441 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 107 transitions. [2020-11-29 21:01:54,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2020-11-29 21:01:54,441 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 21:01:54,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 21:01:54,971 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-11-29 21:02:04,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 21:02:04,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 99 states and 106 transitions. [2020-11-29 21:02:04,182 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 106 transitions. [2020-11-29 21:02:04,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2020-11-29 21:02:04,182 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 21:02:04,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 21:02:04,208 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-11-29 21:02:11,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 21:02:11,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 98 states and 105 transitions. [2020-11-29 21:02:11,238 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 105 transitions. [2020-11-29 21:02:11,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2020-11-29 21:02:11,239 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 21:02:11,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 21:02:11,275 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-11-29 21:02:11,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 21:02:11,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 97 states and 104 transitions. [2020-11-29 21:02:11,308 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 104 transitions. [2020-11-29 21:02:11,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2020-11-29 21:02:11,309 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 21:02:11,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 21:02:11,365 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-11-29 21:02:21,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 21:02:21,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 96 states and 103 transitions. [2020-11-29 21:02:21,555 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 103 transitions. [2020-11-29 21:02:21,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2020-11-29 21:02:21,555 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 21:02:21,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 21:02:21,591 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 21:02:29,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 21:02:29,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 95 states and 102 transitions. [2020-11-29 21:02:29,822 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 102 transitions. [2020-11-29 21:02:29,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-11-29 21:02:29,822 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 21:02:29,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 21:02:29,848 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-11-29 21:02:43,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 21:02:43,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 94 states and 101 transitions. [2020-11-29 21:02:43,975 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 101 transitions. [2020-11-29 21:02:43,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-11-29 21:02:43,976 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 21:02:43,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 21:02:44,019 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-11-29 21:02:56,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 21:02:56,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 93 states and 100 transitions. [2020-11-29 21:02:56,053 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 100 transitions. [2020-11-29 21:02:56,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-11-29 21:02:56,053 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 21:02:56,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 21:02:56,078 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-11-29 21:03:04,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 21:03:04,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 92 states and 99 transitions. [2020-11-29 21:03:04,810 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 99 transitions. [2020-11-29 21:03:04,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-11-29 21:03:04,810 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 21:03:04,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 21:03:04,831 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-11-29 21:03:04,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 21:03:04,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 91 states and 98 transitions. [2020-11-29 21:03:04,913 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 98 transitions. [2020-11-29 21:03:04,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-11-29 21:03:04,914 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 21:03:04,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 21:03:10,834 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 21:03:18,180 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 37 [2020-11-29 21:03:20,155 WARN L193 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 36 [2020-11-29 21:03:23,386 WARN L193 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 36 [2020-11-29 21:03:28,429 WARN L193 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 29 DAG size of output: 27 [2020-11-29 21:03:40,666 WARN L193 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 21 [2020-11-29 21:03:47,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 21:03:47,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 90 states and 97 transitions. [2020-11-29 21:03:47,753 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 97 transitions. [2020-11-29 21:03:47,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-11-29 21:03:47,753 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 21:03:47,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 21:03:53,172 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 21:03:55,527 WARN L193 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 39 [2020-11-29 21:03:56,987 WARN L193 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 45 [2020-11-29 21:03:59,823 WARN L193 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 36 [2020-11-29 21:04:03,466 WARN L193 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 42 [2020-11-29 21:04:05,540 WARN L193 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 37 [2020-11-29 21:04:09,378 WARN L193 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 37 [2020-11-29 21:04:11,687 WARN L193 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 36 [2020-11-29 21:04:15,130 WARN L193 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 37 [2020-11-29 21:04:16,103 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 36 [2020-11-29 21:04:17,076 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 35 [2020-11-29 21:04:21,283 WARN L193 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 29 DAG size of output: 27 [2020-11-29 21:04:23,776 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 30 DAG size of output: 26 [2020-11-29 21:04:43,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 21:04:43,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 89 states and 96 transitions. [2020-11-29 21:04:43,943 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 96 transitions. [2020-11-29 21:04:43,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2020-11-29 21:04:43,944 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 21:04:43,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 21:04:51,436 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 21:05:24,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 21:05:24,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 88 states and 95 transitions. [2020-11-29 21:05:24,189 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 95 transitions. [2020-11-29 21:05:24,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2020-11-29 21:05:24,190 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 21:05:24,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 21:05:42,964 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 21:05:46,263 WARN L193 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 35 [2020-11-29 21:05:48,381 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 37 DAG size of output: 27 [2020-11-29 21:05:50,082 WARN L193 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 36 [2020-11-29 21:05:55,971 WARN L193 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 34 DAG size of output: 24 [2020-11-29 21:06:00,917 WARN L193 SmtUtils]: Spent 269.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 35 [2020-11-29 21:06:04,281 WARN L193 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 58 [2020-11-29 21:06:06,402 WARN L193 SmtUtils]: Spent 338.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 48 [2020-11-29 21:06:07,949 WARN L193 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 59 [2020-11-29 21:06:10,088 WARN L193 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 49 [2020-11-29 21:06:12,087 WARN L193 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 44 [2020-11-29 21:06:15,587 WARN L193 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 46 [2020-11-29 21:06:16,444 WARN L193 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 41 [2020-11-29 21:06:22,163 WARN L193 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 37 [2020-11-29 21:06:26,079 WARN L193 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 39 [2020-11-29 21:06:28,468 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 34 [2020-11-29 21:06:32,732 WARN L193 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 38 [2020-11-29 21:06:35,147 WARN L193 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 33 [2020-11-29 21:06:39,291 WARN L193 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 30 [2020-11-29 21:06:41,808 WARN L193 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 31 DAG size of output: 27 [2020-11-29 21:06:45,716 WARN L193 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 29 DAG size of output: 27 [2020-11-29 21:07:06,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 21:07:06,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 87 states and 94 transitions. [2020-11-29 21:07:06,504 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 94 transitions. [2020-11-29 21:07:06,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2020-11-29 21:07:06,504 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 21:07:06,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 21:07:12,371 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 21:07:20,033 WARN L193 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 31 DAG size of output: 27 [2020-11-29 21:07:37,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 21:07:37,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 86 states and 93 transitions. [2020-11-29 21:07:37,749 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 93 transitions. [2020-11-29 21:07:37,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2020-11-29 21:07:37,750 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 21:07:37,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 21:07:37,797 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 21:07:37,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 21:07:37,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 85 states and 92 transitions. [2020-11-29 21:07:37,897 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 92 transitions. [2020-11-29 21:07:37,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2020-11-29 21:07:37,897 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 21:07:37,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 21:07:37,925 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 21:07:50,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 21:07:50,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 84 states and 91 transitions. [2020-11-29 21:07:50,995 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 91 transitions. [2020-11-29 21:07:50,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2020-11-29 21:07:50,995 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 21:07:51,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 21:07:51,678 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-11-29 21:08:04,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 21:08:04,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 83 states and 90 transitions. [2020-11-29 21:08:04,550 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 90 transitions. [2020-11-29 21:08:04,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2020-11-29 21:08:04,551 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 21:08:04,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 21:08:05,209 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-11-29 21:08:05,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 21:08:05,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 82 states and 89 transitions. [2020-11-29 21:08:05,332 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 89 transitions. [2020-11-29 21:08:05,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2020-11-29 21:08:05,332 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 21:08:05,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 21:08:05,353 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-11-29 21:08:05,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 21:08:05,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 81 states and 88 transitions. [2020-11-29 21:08:05,484 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 88 transitions. [2020-11-29 21:08:05,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2020-11-29 21:08:05,484 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 21:08:05,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 21:08:05,516 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 21:08:36,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 21:08:36,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 80 states and 87 transitions. [2020-11-29 21:08:36,045 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 87 transitions. [2020-11-29 21:08:36,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2020-11-29 21:08:36,045 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 21:08:36,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 21:08:36,075 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 21:08:47,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 21:08:47,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 79 states and 86 transitions. [2020-11-29 21:08:47,897 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 86 transitions. [2020-11-29 21:08:47,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2020-11-29 21:08:47,897 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 21:08:47,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 21:08:47,937 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-11-29 21:09:00,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 21:09:00,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 78 states and 85 transitions. [2020-11-29 21:09:00,074 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 85 transitions. [2020-11-29 21:09:00,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2020-11-29 21:09:00,075 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 21:09:00,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 21:09:01,378 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-11-29 21:09:13,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 21:09:13,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 77 states and 84 transitions. [2020-11-29 21:09:13,526 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 84 transitions. [2020-11-29 21:09:13,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2020-11-29 21:09:13,526 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 21:09:13,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 21:09:13,545 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-11-29 21:09:13,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 21:09:13,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 76 states and 83 transitions. [2020-11-29 21:09:13,719 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 83 transitions. [2020-11-29 21:09:13,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2020-11-29 21:09:13,719 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 21:09:13,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 21:09:13,738 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 21:09:13,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 21:09:13,754 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 21:09:13,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 21:09:13,963 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 21:09:14,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 21:09:14,096 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 21:09:14,144 WARN L483 CodeCheckObserver]: This program is UNSAFE, Check terminated with 58 iterations. [2020-11-29 21:09:14,198 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 29.11 09:09:14 ImpRootNode [2020-11-29 21:09:14,198 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2020-11-29 21:09:14,199 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-11-29 21:09:14,199 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-11-29 21:09:14,199 INFO L275 PluginConnector]: Witness Printer initialized [2020-11-29 21:09:14,200 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 08:59:03" (3/4) ... [2020-11-29 21:09:14,203 INFO L140 WitnessPrinter]: No result that supports witness generation found [2020-11-29 21:09:14,204 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-11-29 21:09:14,205 INFO L168 Benchmark]: Toolchain (without parser) took 612782.03 ms. Allocated memory was 98.6 MB in the beginning and 847.2 MB in the end (delta: 748.7 MB). Free memory was 63.4 MB in the beginning and 581.7 MB in the end (delta: -518.3 MB). Peak memory consumption was 229.7 MB. Max. memory is 16.1 GB. [2020-11-29 21:09:14,206 INFO L168 Benchmark]: CDTParser took 0.41 ms. Allocated memory is still 98.6 MB. Free memory was 70.4 MB in the beginning and 70.3 MB in the end (delta: 27.0 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-29 21:09:14,206 INFO L168 Benchmark]: CACSL2BoogieTranslator took 603.96 ms. Allocated memory is still 98.6 MB. Free memory was 63.2 MB in the beginning and 64.5 MB in the end (delta: -1.3 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2020-11-29 21:09:14,207 INFO L168 Benchmark]: Boogie Procedure Inliner took 81.06 ms. Allocated memory is still 98.6 MB. Free memory was 64.5 MB in the beginning and 62.2 MB in the end (delta: 2.3 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-29 21:09:14,208 INFO L168 Benchmark]: Boogie Preprocessor took 67.90 ms. Allocated memory is still 98.6 MB. Free memory was 62.2 MB in the beginning and 60.7 MB in the end (delta: 1.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-29 21:09:14,208 INFO L168 Benchmark]: RCFGBuilder took 1224.63 ms. Allocated memory is still 98.6 MB. Free memory was 60.7 MB in the beginning and 63.9 MB in the end (delta: -3.2 MB). Peak memory consumption was 29.5 MB. Max. memory is 16.1 GB. [2020-11-29 21:09:14,209 INFO L168 Benchmark]: CodeCheck took 610793.07 ms. Allocated memory was 98.6 MB in the beginning and 847.2 MB in the end (delta: 748.7 MB). Free memory was 63.9 MB in the beginning and 581.7 MB in the end (delta: -517.8 MB). Peak memory consumption was 234.0 MB. Max. memory is 16.1 GB. [2020-11-29 21:09:14,210 INFO L168 Benchmark]: Witness Printer took 4.72 ms. Allocated memory is still 847.2 MB. Free memory is still 581.7 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-29 21:09:14,214 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 123 locations, 59 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 610.6s, OverallIterations: 58, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 872415232 SDtfs, -377720562 SDslu, -148008742 SDs, 0 SdLazy, -1651702248 SolverSat, 797105208 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 93.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 9959 GetRequests, 8602 SyntacticMatches, 327 SemanticMatches, 1030 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 549348 ImplicationChecksByTransitivity, 601.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.1s SsaConstructionTime, 0.9s SatisfiabilityAnalysisTime, 63.7s InterpolantComputationTime, 1131 NumberOfCodeBlocks, 1131 NumberOfCodeBlocksAsserted, 58 NumberOfCheckSat, 1046 ConstructedInterpolants, 0 QuantifiedInterpolants, 126588 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 57 InterpolantComputations, 37 PerfectInterpolantSequences, 194/301 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 616]: Unable to prove that all allocated memory was freed Unable to prove that all allocated memory was freed Reason: overapproximation of memtrack at line 616. Possible FailurePath: [L617] const int len = 3; [L564] DLL last = (DLL) malloc(sizeof(struct node)); [L565] COND FALSE !(((void *)0) == last) [L568] last->next = last [L569] last->prev = last [L570] DLL head = last; [L571] COND TRUE len > 1 [L572] DLL new_head = (DLL) malloc(sizeof(struct node)); [L573] COND FALSE !(((void *)0) == new_head) [L576] new_head->next = head [L577] head->prev = new_head [L578] head = new_head [L579] len-- [L571] COND TRUE len > 1 [L572] DLL new_head = (DLL) malloc(sizeof(struct node)); [L573] COND FALSE !(((void *)0) == new_head) [L576] new_head->next = head [L577] head->prev = new_head [L578] head = new_head [L579] len-- [L571] COND FALSE !(len > 1) [L581] last->next = head [L582] head->prev = last [L583] return head; [L618] DLL head = dll_circular_create(len); [L586] EXPR head->prev [L586] DLL pred = head->prev; [L587] EXPR head->next [L587] DLL succ = head->next; [L588] COND FALSE !(__VERIFIER_nondet_int()) [L597] COND FALSE !(__VERIFIER_nondet_int()) [L607] free(pred) [L607] free(pred) [L607] free(pred) [L608] COND FALSE !(__VERIFIER_nondet_int()) [L612] free(head) [L612] free(head) [L612] free(head) [L620] head = ((void *)0) [L621] return 0; * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.41 ms. Allocated memory is still 98.6 MB. Free memory was 70.4 MB in the beginning and 70.3 MB in the end (delta: 27.0 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 603.96 ms. Allocated memory is still 98.6 MB. Free memory was 63.2 MB in the beginning and 64.5 MB in the end (delta: -1.3 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 98.6 MB. Free memory was 64.5 MB in the beginning and 62.2 MB in the end (delta: 2.3 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 67.90 ms. Allocated memory is still 98.6 MB. Free memory was 62.2 MB in the beginning and 60.7 MB in the end (delta: 1.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1224.63 ms. Allocated memory is still 98.6 MB. Free memory was 60.7 MB in the beginning and 63.9 MB in the end (delta: -3.2 MB). Peak memory consumption was 29.5 MB. Max. memory is 16.1 GB. * CodeCheck took 610793.07 ms. Allocated memory was 98.6 MB in the beginning and 847.2 MB in the end (delta: 748.7 MB). Free memory was 63.9 MB in the beginning and 581.7 MB in the end (delta: -517.8 MB). Peak memory consumption was 234.0 MB. Max. memory is 16.1 GB. * Witness Printer took 4.72 ms. Allocated memory is still 847.2 MB. Free memory is still 581.7 MB. There was no memory consumed. Max. memory is 16.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.0-a4ecdab [2020-11-29 21:09:16,713 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-29 21:09:16,723 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-29 21:09:16,768 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-29 21:09:16,769 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-29 21:09:16,774 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-29 21:09:16,777 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-29 21:09:16,782 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-29 21:09:16,785 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-29 21:09:16,793 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-29 21:09:16,794 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-29 21:09:16,800 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-29 21:09:16,800 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-29 21:09:16,804 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-29 21:09:16,806 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-29 21:09:16,807 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-29 21:09:16,808 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-29 21:09:16,813 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-29 21:09:16,817 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-29 21:09:16,822 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-29 21:09:16,826 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-29 21:09:16,828 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-29 21:09:16,830 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-29 21:09:16,834 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-29 21:09:16,839 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-29 21:09:16,840 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-29 21:09:16,840 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-29 21:09:16,842 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-29 21:09:16,843 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-29 21:09:16,844 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-29 21:09:16,844 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-29 21:09:16,845 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-29 21:09:16,847 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-29 21:09:16,848 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-29 21:09:16,849 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-29 21:09:16,849 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-29 21:09:16,850 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-29 21:09:16,851 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-29 21:09:16,851 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-29 21:09:16,853 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-29 21:09:16,853 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-29 21:09:16,854 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_0a7f4693-c10f-4e4f-a273-59711562037f/bin/ukojak/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2020-11-29 21:09:16,900 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-29 21:09:16,900 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-29 21:09:16,903 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-29 21:09:16,903 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-29 21:09:16,903 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-29 21:09:16,904 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-29 21:09:16,904 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-11-29 21:09:16,904 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-29 21:09:16,904 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-29 21:09:16,904 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-29 21:09:16,905 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-11-29 21:09:16,906 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-11-29 21:09:16,906 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-11-29 21:09:16,906 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-29 21:09:16,906 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-29 21:09:16,907 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-11-29 21:09:16,907 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-11-29 21:09:16,907 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-29 21:09:16,907 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-29 21:09:16,907 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-11-29 21:09:16,908 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-11-29 21:09:16,908 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-29 21:09:16,908 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-29 21:09:16,908 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-29 21:09:16,909 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-29 21:09:16,909 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-29 21:09:16,909 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-11-29 21:09:16,909 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-11-29 21:09:16,920 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2020-11-29 21:09:16,920 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-29 21:09:16,921 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_0a7f4693-c10f-4e4f-a273-59711562037f/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_0a7f4693-c10f-4e4f-a273-59711562037f/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 760c75961baa7cc196b373809e9a87dd0bcf8eb7 [2020-11-29 21:09:17,286 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-29 21:09:17,327 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-29 21:09:17,331 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-29 21:09:17,333 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-29 21:09:17,334 INFO L275 PluginConnector]: CDTParser initialized [2020-11-29 21:09:17,335 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_0a7f4693-c10f-4e4f-a273-59711562037f/bin/ukojak/../../sv-benchmarks/c/list-ext3-properties/dll_nondet_free_order-2.i [2020-11-29 21:09:17,418 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_0a7f4693-c10f-4e4f-a273-59711562037f/bin/ukojak/data/b130d6986/df88788c0d3945da8d50fa08a1dd2d97/FLAG37bf05f92 [2020-11-29 21:09:18,017 INFO L306 CDTParser]: Found 1 translation units. [2020-11-29 21:09:18,018 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_0a7f4693-c10f-4e4f-a273-59711562037f/sv-benchmarks/c/list-ext3-properties/dll_nondet_free_order-2.i [2020-11-29 21:09:18,037 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_0a7f4693-c10f-4e4f-a273-59711562037f/bin/ukojak/data/b130d6986/df88788c0d3945da8d50fa08a1dd2d97/FLAG37bf05f92 [2020-11-29 21:09:18,292 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_0a7f4693-c10f-4e4f-a273-59711562037f/bin/ukojak/data/b130d6986/df88788c0d3945da8d50fa08a1dd2d97 [2020-11-29 21:09:18,298 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-29 21:09:18,301 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-29 21:09:18,303 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-29 21:09:18,303 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-29 21:09:18,308 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-29 21:09:18,309 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 09:09:18" (1/1) ... [2020-11-29 21:09:18,320 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@71d8fa5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:09:18, skipping insertion in model container [2020-11-29 21:09:18,320 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 09:09:18" (1/1) ... [2020-11-29 21:09:18,329 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-29 21:09:18,387 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-29 21:09:18,744 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-29 21:09:18,760 INFO L203 MainTranslator]: Completed pre-run [2020-11-29 21:09:18,876 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-29 21:09:18,937 INFO L208 MainTranslator]: Completed translation [2020-11-29 21:09:18,938 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:09:18 WrapperNode [2020-11-29 21:09:18,942 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-29 21:09:18,943 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-29 21:09:18,943 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-29 21:09:18,943 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-29 21:09:18,952 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:09:18" (1/1) ... [2020-11-29 21:09:18,994 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:09:18" (1/1) ... [2020-11-29 21:09:19,029 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-29 21:09:19,031 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-29 21:09:19,031 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-29 21:09:19,031 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-29 21:09:19,039 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:09:18" (1/1) ... [2020-11-29 21:09:19,039 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:09:18" (1/1) ... [2020-11-29 21:09:19,057 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:09:18" (1/1) ... [2020-11-29 21:09:19,061 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:09:18" (1/1) ... [2020-11-29 21:09:19,070 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:09:18" (1/1) ... [2020-11-29 21:09:19,084 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:09:18" (1/1) ... [2020-11-29 21:09:19,088 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:09:18" (1/1) ... [2020-11-29 21:09:19,099 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-29 21:09:19,100 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-29 21:09:19,100 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-29 21:09:19,101 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-29 21:09:19,101 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 09:09:18" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_0a7f4693-c10f-4e4f-a273-59711562037f/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 [2020-11-29 21:09:19,189 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-11-29 21:09:19,190 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-11-29 21:09:19,191 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-11-29 21:09:19,192 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-11-29 21:09:19,192 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-29 21:09:19,192 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-29 21:09:20,216 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-29 21:09:20,220 INFO L298 CfgBuilder]: Removed 13 assume(true) statements. [2020-11-29 21:09:20,223 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 09:09:20 BoogieIcfgContainer [2020-11-29 21:09:20,224 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-29 21:09:20,225 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2020-11-29 21:09:20,225 INFO L271 PluginConnector]: Initializing CodeCheck... [2020-11-29 21:09:20,235 INFO L275 PluginConnector]: CodeCheck initialized [2020-11-29 21:09:20,235 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 09:09:20" (1/1) ... [2020-11-29 21:09:20,249 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 21:09:20,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-11-29 21:09:20,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 123 states and 130 transitions. [2020-11-29 21:09:20,310 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 130 transitions. [2020-11-29 21:09:20,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2020-11-29 21:09:20,312 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-11-29 21:09:20,356 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) [2020-11-29 21:09:20,363 INFO L168 Benchmark]: Toolchain (without parser) took 2060.63 ms. Allocated memory was 65.0 MB in the beginning and 79.7 MB in the end (delta: 14.7 MB). Free memory was 44.4 MB in the beginning and 45.3 MB in the end (delta: -946.1 kB). Peak memory consumption was 14.2 MB. Max. memory is 16.1 GB. [2020-11-29 21:09:20,364 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 65.0 MB. Free memory is still 46.8 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-29 21:09:20,366 INFO L168 Benchmark]: CACSL2BoogieTranslator took 639.24 ms. Allocated memory is still 65.0 MB. Free memory was 44.2 MB in the beginning and 37.4 MB in the end (delta: 6.8 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2020-11-29 21:09:20,367 INFO L168 Benchmark]: Boogie Procedure Inliner took 86.70 ms. Allocated memory is still 65.0 MB. Free memory was 37.4 MB in the beginning and 35.3 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-29 21:09:20,368 INFO L168 Benchmark]: Boogie Preprocessor took 68.88 ms. Allocated memory is still 65.0 MB. Free memory was 35.3 MB in the beginning and 33.5 MB in the end (delta: 1.8 MB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-29 21:09:20,369 INFO L168 Benchmark]: RCFGBuilder took 1123.71 ms. Allocated memory was 65.0 MB in the beginning and 79.7 MB in the end (delta: 14.7 MB). Free memory was 33.2 MB in the beginning and 50.8 MB in the end (delta: -17.5 MB). Peak memory consumption was 12.1 MB. Max. memory is 16.1 GB. [2020-11-29 21:09:20,370 INFO L168 Benchmark]: CodeCheck took 135.55 ms. Allocated memory is still 79.7 MB. Free memory was 50.8 MB in the beginning and 45.3 MB in the end (delta: 5.5 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2020-11-29 21:09:20,380 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 0.25 ms. Allocated memory is still 65.0 MB. Free memory is still 46.8 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 639.24 ms. Allocated memory is still 65.0 MB. Free memory was 44.2 MB in the beginning and 37.4 MB in the end (delta: 6.8 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 86.70 ms. Allocated memory is still 65.0 MB. Free memory was 37.4 MB in the beginning and 35.3 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 68.88 ms. Allocated memory is still 65.0 MB. Free memory was 35.3 MB in the beginning and 33.5 MB in the end (delta: 1.8 MB). There was no memory consumed. Max. memory is 16.1 GB. * RCFGBuilder took 1123.71 ms. Allocated memory was 65.0 MB in the beginning and 79.7 MB in the end (delta: 14.7 MB). Free memory was 33.2 MB in the beginning and 50.8 MB in the end (delta: -17.5 MB). Peak memory consumption was 12.1 MB. Max. memory is 16.1 GB. * CodeCheck took 135.55 ms. Allocated memory is still 79.7 MB. Free memory was 50.8 MB in the beginning and 45.3 MB in the end (delta: 5.5 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...