./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/ldv-memsafety/memleaks_test18_3.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 69874e26 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_af53e252-3ee3-4224-aa28-14b4357af8a6/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_af53e252-3ee3-4224-aa28-14b4357af8a6/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_af53e252-3ee3-4224-aa28-14b4357af8a6/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_af53e252-3ee3-4224-aa28-14b4357af8a6/bin/ukojak/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-memsafety/memleaks_test18_3.i -s /tmp/vcloud-vcloud-master/worker/run_dir_af53e252-3ee3-4224-aa28-14b4357af8a6/bin/ukojak/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_af53e252-3ee3-4224-aa28-14b4357af8a6/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 95f114a9b30107b01a4872fae9e8e5c20e3a4272 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_af53e252-3ee3-4224-aa28-14b4357af8a6/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_af53e252-3ee3-4224-aa28-14b4357af8a6/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_af53e252-3ee3-4224-aa28-14b4357af8a6/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_af53e252-3ee3-4224-aa28-14b4357af8a6/bin/ukojak/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-memsafety/memleaks_test18_3.i -s /tmp/vcloud-vcloud-master/worker/run_dir_af53e252-3ee3-4224-aa28-14b4357af8a6/bin/ukojak/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_af53e252-3ee3-4224-aa28-14b4357af8a6/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 95f114a9b30107b01a4872fae9e8e5c20e3a4272 .................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: SMTLIBException: Sort BitVec not declared --- Real Ultimate output --- This is Ultimate 0.2.0-69874e2 [2020-12-01 17:32:51,442 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-01 17:32:51,444 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-01 17:32:51,531 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-01 17:32:51,533 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-01 17:32:51,538 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-01 17:32:51,542 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-01 17:32:51,550 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-01 17:32:51,553 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-01 17:32:51,559 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-01 17:32:51,561 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-01 17:32:51,563 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-01 17:32:51,564 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-01 17:32:51,568 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-01 17:32:51,569 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-01 17:32:51,573 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-01 17:32:51,575 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-01 17:32:51,576 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-01 17:32:51,584 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-01 17:32:51,588 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-01 17:32:51,593 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-01 17:32:51,594 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-01 17:32:51,597 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-01 17:32:51,598 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-01 17:32:51,609 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-01 17:32:51,610 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-01 17:32:51,611 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-01 17:32:51,613 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-01 17:32:51,614 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-01 17:32:51,615 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-01 17:32:51,616 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-01 17:32:51,617 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-01 17:32:51,619 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-01 17:32:51,621 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-01 17:32:51,622 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-01 17:32:51,622 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-01 17:32:51,623 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-01 17:32:51,624 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-01 17:32:51,624 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-01 17:32:51,625 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-01 17:32:51,626 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-01 17:32:51,629 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_af53e252-3ee3-4224-aa28-14b4357af8a6/bin/ukojak/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2020-12-01 17:32:51,671 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-01 17:32:51,675 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-01 17:32:51,677 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-01 17:32:51,677 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-01 17:32:51,678 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-01 17:32:51,678 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-01 17:32:51,678 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-12-01 17:32:51,678 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-01 17:32:51,678 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-01 17:32:51,679 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-01 17:32:51,680 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-12-01 17:32:51,680 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-12-01 17:32:51,680 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-12-01 17:32:51,681 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-01 17:32:51,681 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-01 17:32:51,681 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-01 17:32:51,681 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-12-01 17:32:51,682 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-12-01 17:32:51,682 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-01 17:32:51,682 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-01 17:32:51,682 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-12-01 17:32:51,683 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-01 17:32:51,683 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-01 17:32:51,683 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-12-01 17:32:51,683 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-01 17:32:51,684 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_af53e252-3ee3-4224-aa28-14b4357af8a6/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_af53e252-3ee3-4224-aa28-14b4357af8a6/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 95f114a9b30107b01a4872fae9e8e5c20e3a4272 [2020-12-01 17:32:51,963 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-01 17:32:52,008 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-01 17:32:52,014 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-01 17:32:52,016 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-01 17:32:52,017 INFO L275 PluginConnector]: CDTParser initialized [2020-12-01 17:32:52,018 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_af53e252-3ee3-4224-aa28-14b4357af8a6/bin/ukojak/../../sv-benchmarks/c/ldv-memsafety/memleaks_test18_3.i [2020-12-01 17:32:52,106 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_af53e252-3ee3-4224-aa28-14b4357af8a6/bin/ukojak/data/3297fb24b/aecdcf9fee6b4aba8220f1513dbb49ad/FLAG8ad453ca8 [2020-12-01 17:32:52,717 INFO L306 CDTParser]: Found 1 translation units. [2020-12-01 17:32:52,718 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_af53e252-3ee3-4224-aa28-14b4357af8a6/sv-benchmarks/c/ldv-memsafety/memleaks_test18_3.i [2020-12-01 17:32:52,734 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_af53e252-3ee3-4224-aa28-14b4357af8a6/bin/ukojak/data/3297fb24b/aecdcf9fee6b4aba8220f1513dbb49ad/FLAG8ad453ca8 [2020-12-01 17:32:53,020 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_af53e252-3ee3-4224-aa28-14b4357af8a6/bin/ukojak/data/3297fb24b/aecdcf9fee6b4aba8220f1513dbb49ad [2020-12-01 17:32:53,023 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-01 17:32:53,024 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-01 17:32:53,031 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-01 17:32:53,031 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-01 17:32:53,035 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-01 17:32:53,037 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 05:32:53" (1/1) ... [2020-12-01 17:32:53,040 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6d32a30e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:32:53, skipping insertion in model container [2020-12-01 17:32:53,041 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 05:32:53" (1/1) ... [2020-12-01 17:32:53,049 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-01 17:32:53,108 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-01 17:32:53,487 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 17:32:53,504 INFO L203 MainTranslator]: Completed pre-run [2020-12-01 17:32:53,565 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 17:32:53,670 INFO L208 MainTranslator]: Completed translation [2020-12-01 17:32:53,671 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:32:53 WrapperNode [2020-12-01 17:32:53,671 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-01 17:32:53,673 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-01 17:32:53,673 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-01 17:32:53,674 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-01 17:32:53,686 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:32:53" (1/1) ... [2020-12-01 17:32:53,721 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:32:53" (1/1) ... [2020-12-01 17:32:53,752 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-01 17:32:53,753 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-01 17:32:53,753 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-01 17:32:53,753 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-01 17:32:53,762 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:32:53" (1/1) ... [2020-12-01 17:32:53,764 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:32:53" (1/1) ... [2020-12-01 17:32:53,782 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:32:53" (1/1) ... [2020-12-01 17:32:53,790 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:32:53" (1/1) ... [2020-12-01 17:32:53,795 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:32:53" (1/1) ... [2020-12-01 17:32:53,799 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:32:53" (1/1) ... [2020-12-01 17:32:53,810 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:32:53" (1/1) ... [2020-12-01 17:32:53,813 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-01 17:32:53,814 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-01 17:32:53,814 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-01 17:32:53,814 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-01 17:32:53,817 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:32:53" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_af53e252-3ee3-4224-aa28-14b4357af8a6/bin/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-12-01 17:32:53,892 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-12-01 17:32:53,893 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-12-01 17:32:53,893 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-01 17:32:53,893 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2020-12-01 17:32:53,893 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-01 17:32:53,893 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-01 17:32:54,524 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-01 17:32:54,525 INFO L298 CfgBuilder]: Removed 11 assume(true) statements. [2020-12-01 17:32:54,527 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 05:32:54 BoogieIcfgContainer [2020-12-01 17:32:54,527 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-01 17:32:54,528 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2020-12-01 17:32:54,528 INFO L271 PluginConnector]: Initializing CodeCheck... [2020-12-01 17:32:54,541 INFO L275 PluginConnector]: CodeCheck initialized [2020-12-01 17:32:54,542 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 05:32:54" (1/1) ... [2020-12-01 17:32:54,550 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-01 17:32:54,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:32:54,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 9 states and 10 transitions. [2020-12-01 17:32:54,588 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 10 transitions. [2020-12-01 17:32:54,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2020-12-01 17:32:54,591 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:32:54,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:32:54,778 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:32:54,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:32:54,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 10 states and 11 transitions. [2020-12-01 17:32:54,864 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 11 transitions. [2020-12-01 17:32:54,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2020-12-01 17:32:54,865 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:32:54,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:32:55,140 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:32:55,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:32:55,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 12 states and 15 transitions. [2020-12-01 17:32:55,467 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 15 transitions. [2020-12-01 17:32:55,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2020-12-01 17:32:55,471 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:32:55,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:32:55,625 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:32:55,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:32:55,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 13 states and 16 transitions. [2020-12-01 17:32:55,818 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 16 transitions. [2020-12-01 17:32:55,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2020-12-01 17:32:55,819 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:32:55,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:32:55,924 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:32:56,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:32:56,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 12 states and 14 transitions. [2020-12-01 17:32:56,081 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 14 transitions. [2020-12-01 17:32:56,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2020-12-01 17:32:56,082 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:32:56,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:32:56,353 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:32:56,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:32:56,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 15 states and 20 transitions. [2020-12-01 17:32:56,921 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 20 transitions. [2020-12-01 17:32:56,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2020-12-01 17:32:56,922 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:32:56,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:32:56,973 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:32:57,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:32:57,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 15 states and 19 transitions. [2020-12-01 17:32:57,139 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 19 transitions. [2020-12-01 17:32:57,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2020-12-01 17:32:57,140 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:32:57,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:32:57,393 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:32:58,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:32:58,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 18 states and 24 transitions. [2020-12-01 17:32:58,288 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 24 transitions. [2020-12-01 17:32:58,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2020-12-01 17:32:58,289 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:32:58,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:32:58,350 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-12-01 17:32:58,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:32:58,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 18 states and 23 transitions. [2020-12-01 17:32:58,540 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 23 transitions. [2020-12-01 17:32:58,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2020-12-01 17:32:58,541 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:32:58,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:32:58,945 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:32:59,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:32:59,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 20 states and 33 transitions. [2020-12-01 17:32:59,900 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 33 transitions. [2020-12-01 17:32:59,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2020-12-01 17:32:59,901 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:32:59,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:32:59,941 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2020-12-01 17:33:00,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:33:00,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 20 states and 32 transitions. [2020-12-01 17:33:00,192 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 32 transitions. [2020-12-01 17:33:00,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2020-12-01 17:33:00,193 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:33:00,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:33:00,421 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:33:01,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:33:01,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 22 states and 41 transitions. [2020-12-01 17:33:01,508 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 41 transitions. [2020-12-01 17:33:01,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2020-12-01 17:33:01,511 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:33:01,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:33:02,029 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:33:02,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:33:02,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 24 states and 45 transitions. [2020-12-01 17:33:02,940 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 45 transitions. [2020-12-01 17:33:02,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2020-12-01 17:33:02,941 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:33:02,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:33:03,043 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:33:03,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:33:03,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 26 states and 54 transitions. [2020-12-01 17:33:03,789 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 54 transitions. [2020-12-01 17:33:03,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2020-12-01 17:33:03,790 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:33:03,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:33:03,835 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:33:04,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:33:04,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 27 states and 56 transitions. [2020-12-01 17:33:04,198 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 56 transitions. [2020-12-01 17:33:04,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2020-12-01 17:33:04,199 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:33:04,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:33:04,381 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:33:04,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:33:04,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 28 states and 58 transitions. [2020-12-01 17:33:04,792 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 58 transitions. [2020-12-01 17:33:04,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2020-12-01 17:33:04,794 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:33:04,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:33:04,829 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:33:05,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:33:05,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 29 states and 59 transitions. [2020-12-01 17:33:05,222 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 59 transitions. [2020-12-01 17:33:05,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2020-12-01 17:33:05,223 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:33:05,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:33:05,682 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:33:07,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:33:07,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 33 states and 67 transitions. [2020-12-01 17:33:07,801 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 67 transitions. [2020-12-01 17:33:07,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2020-12-01 17:33:07,802 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:33:07,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:33:07,926 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:33:08,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:33:08,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 35 states and 79 transitions. [2020-12-01 17:33:08,889 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 79 transitions. [2020-12-01 17:33:08,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2020-12-01 17:33:08,890 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:33:08,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:33:08,918 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:33:09,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:33:09,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 36 states and 79 transitions. [2020-12-01 17:33:09,321 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 79 transitions. [2020-12-01 17:33:09,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2020-12-01 17:33:09,322 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:33:09,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:33:09,353 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:33:09,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:33:09,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 37 states and 79 transitions. [2020-12-01 17:33:09,727 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 79 transitions. [2020-12-01 17:33:09,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2020-12-01 17:33:09,728 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:33:09,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:33:09,818 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:33:10,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:33:10,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 38 states and 83 transitions. [2020-12-01 17:33:10,292 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 83 transitions. [2020-12-01 17:33:10,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2020-12-01 17:33:10,293 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:33:10,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:33:10,320 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:33:10,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:33:10,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 39 states and 85 transitions. [2020-12-01 17:33:10,692 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 85 transitions. [2020-12-01 17:33:10,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2020-12-01 17:33:10,693 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:33:10,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:33:10,762 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:33:11,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:33:11,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 40 states and 86 transitions. [2020-12-01 17:33:11,160 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 86 transitions. [2020-12-01 17:33:11,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2020-12-01 17:33:11,161 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:33:11,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:33:11,938 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:33:13,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:33:13,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 42 states and 94 transitions. [2020-12-01 17:33:13,247 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 94 transitions. [2020-12-01 17:33:13,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2020-12-01 17:33:13,248 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:33:13,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:33:13,386 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:33:14,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:33:14,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 44 states and 108 transitions. [2020-12-01 17:33:14,275 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 108 transitions. [2020-12-01 17:33:14,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2020-12-01 17:33:14,276 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:33:14,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:33:14,306 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:33:14,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:33:14,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 45 states and 108 transitions. [2020-12-01 17:33:14,731 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 108 transitions. [2020-12-01 17:33:14,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2020-12-01 17:33:14,732 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:33:14,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:33:14,764 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:33:15,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:33:15,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 46 states and 108 transitions. [2020-12-01 17:33:15,185 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 108 transitions. [2020-12-01 17:33:15,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2020-12-01 17:33:15,186 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:33:15,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:33:15,217 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:33:15,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:33:15,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 47 states and 109 transitions. [2020-12-01 17:33:15,741 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 109 transitions. [2020-12-01 17:33:15,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2020-12-01 17:33:15,742 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:33:15,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:33:16,112 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:33:17,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:33:17,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 49 states and 119 transitions. [2020-12-01 17:33:17,104 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 119 transitions. [2020-12-01 17:33:17,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2020-12-01 17:33:17,105 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:33:17,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:33:17,475 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:33:18,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:33:18,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 50 states and 119 transitions. [2020-12-01 17:33:18,041 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 119 transitions. [2020-12-01 17:33:18,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2020-12-01 17:33:18,042 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:33:18,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:33:18,073 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:33:18,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:33:18,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 51 states and 119 transitions. [2020-12-01 17:33:18,584 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 119 transitions. [2020-12-01 17:33:18,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2020-12-01 17:33:18,584 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:33:18,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:33:18,616 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:33:19,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:33:19,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 52 states and 119 transitions. [2020-12-01 17:33:19,223 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 119 transitions. [2020-12-01 17:33:19,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2020-12-01 17:33:19,223 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:33:19,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:33:19,615 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:33:20,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:33:20,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 53 states and 119 transitions. [2020-12-01 17:33:20,099 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 119 transitions. [2020-12-01 17:33:20,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2020-12-01 17:33:20,100 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:33:20,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:33:20,128 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:33:20,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:33:20,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 54 states and 121 transitions. [2020-12-01 17:33:20,608 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 121 transitions. [2020-12-01 17:33:20,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2020-12-01 17:33:20,608 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:33:20,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:33:20,947 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:33:21,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:33:21,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 55 states and 121 transitions. [2020-12-01 17:33:21,500 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 121 transitions. [2020-12-01 17:33:21,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-12-01 17:33:21,501 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:33:21,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:33:21,690 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 0 proven. 49 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:33:22,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:33:22,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 57 states and 136 transitions. [2020-12-01 17:33:22,843 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 136 transitions. [2020-12-01 17:33:22,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-12-01 17:33:22,844 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:33:22,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:33:22,876 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 0 proven. 49 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:33:23,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:33:23,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 58 states and 136 transitions. [2020-12-01 17:33:23,440 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 136 transitions. [2020-12-01 17:33:23,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-12-01 17:33:23,441 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:33:23,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:33:23,964 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:33:25,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:33:25,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 60 states and 143 transitions. [2020-12-01 17:33:25,359 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 143 transitions. [2020-12-01 17:33:25,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-12-01 17:33:25,359 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:33:25,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:33:25,389 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 0 proven. 49 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:33:26,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:33:26,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 61 states and 144 transitions. [2020-12-01 17:33:26,049 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 144 transitions. [2020-12-01 17:33:26,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-12-01 17:33:26,050 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:33:26,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:33:26,147 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:33:27,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:33:27,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 63 states and 154 transitions. [2020-12-01 17:33:27,411 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 154 transitions. [2020-12-01 17:33:27,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-12-01 17:33:27,411 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:33:27,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:33:27,441 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 0 proven. 49 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:33:28,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:33:28,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 64 states and 154 transitions. [2020-12-01 17:33:28,003 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 154 transitions. [2020-12-01 17:33:28,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-12-01 17:33:28,003 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:33:28,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:33:28,045 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 0 proven. 49 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:33:28,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:33:28,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 65 states and 154 transitions. [2020-12-01 17:33:28,620 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 154 transitions. [2020-12-01 17:33:28,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-12-01 17:33:28,621 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:33:28,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:33:28,649 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 0 proven. 49 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:33:29,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:33:29,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 66 states and 155 transitions. [2020-12-01 17:33:29,181 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 155 transitions. [2020-12-01 17:33:29,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-12-01 17:33:29,181 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:33:29,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:33:29,274 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:33:30,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:33:30,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 67 states and 155 transitions. [2020-12-01 17:33:30,018 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 155 transitions. [2020-12-01 17:33:30,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-12-01 17:33:30,019 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:33:30,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:33:30,138 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:33:31,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:33:31,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 68 states and 155 transitions. [2020-12-01 17:33:31,019 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 155 transitions. [2020-12-01 17:33:31,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-12-01 17:33:31,019 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:33:31,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:33:31,108 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:33:31,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:33:31,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 69 states and 155 transitions. [2020-12-01 17:33:31,819 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 155 transitions. [2020-12-01 17:33:31,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-12-01 17:33:31,820 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:33:31,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:33:31,932 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:33:32,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:33:32,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 70 states and 155 transitions. [2020-12-01 17:33:32,599 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 155 transitions. [2020-12-01 17:33:32,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-12-01 17:33:32,599 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:33:32,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:33:32,696 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:33:33,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:33:33,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 71 states and 155 transitions. [2020-12-01 17:33:33,271 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 155 transitions. [2020-12-01 17:33:33,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2020-12-01 17:33:33,271 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:33:33,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:33:35,403 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:33:39,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:33:39,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 75 states and 160 transitions. [2020-12-01 17:33:39,828 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 160 transitions. [2020-12-01 17:33:39,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2020-12-01 17:33:39,829 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:33:39,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:33:40,093 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 0 proven. 64 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:33:41,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:33:41,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 77 states and 175 transitions. [2020-12-01 17:33:41,595 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 175 transitions. [2020-12-01 17:33:41,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2020-12-01 17:33:41,595 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:33:41,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:33:41,716 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:33:44,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:33:44,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 81 states and 179 transitions. [2020-12-01 17:33:44,523 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 179 transitions. [2020-12-01 17:33:44,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2020-12-01 17:33:44,524 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:33:44,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:33:44,556 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 0 proven. 64 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:33:45,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:33:45,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 82 states and 180 transitions. [2020-12-01 17:33:45,520 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 180 transitions. [2020-12-01 17:33:45,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2020-12-01 17:33:45,521 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:33:45,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:33:45,639 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:33:46,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:33:46,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 83 states and 180 transitions. [2020-12-01 17:33:46,159 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 180 transitions. [2020-12-01 17:33:46,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-12-01 17:33:46,160 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:33:46,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:33:46,402 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 0 proven. 81 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:33:48,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:33:48,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 85 states and 189 transitions. [2020-12-01 17:33:48,110 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 189 transitions. [2020-12-01 17:33:48,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-12-01 17:33:48,111 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:33:48,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:33:48,145 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 0 proven. 81 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:33:48,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:33:48,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 86 states and 190 transitions. [2020-12-01 17:33:48,843 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 190 transitions. [2020-12-01 17:33:48,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-12-01 17:33:48,844 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:33:48,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:33:50,734 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 90 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:33:54,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:33:54,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 88 states and 203 transitions. [2020-12-01 17:33:54,143 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 203 transitions. [2020-12-01 17:33:54,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-12-01 17:33:54,144 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:33:54,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:33:54,179 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 0 proven. 81 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:33:54,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:33:54,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 89 states and 203 transitions. [2020-12-01 17:33:54,867 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 203 transitions. [2020-12-01 17:33:54,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-12-01 17:33:54,868 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:33:54,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:33:54,906 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 0 proven. 81 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:33:55,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:33:55,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 90 states and 203 transitions. [2020-12-01 17:33:55,855 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 203 transitions. [2020-12-01 17:33:55,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-12-01 17:33:55,856 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:33:55,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:33:55,890 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 0 proven. 81 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:33:56,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:33:56,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 91 states and 203 transitions. [2020-12-01 17:33:56,883 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 203 transitions. [2020-12-01 17:33:56,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2020-12-01 17:33:56,883 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:33:56,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:33:56,917 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 0 proven. 81 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:33:57,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:33:57,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 92 states and 203 transitions. [2020-12-01 17:33:57,708 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 203 transitions. [2020-12-01 17:33:57,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2020-12-01 17:33:57,709 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:33:57,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-01 17:33:59,159 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 91 proven. 19 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-01 17:34:03,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:34:03,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 94 states and 205 transitions. [2020-12-01 17:34:03,063 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 205 transitions. [2020-12-01 17:34:03,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2020-12-01 17:34:03,063 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:34:03,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-12-01 17:34:03,127 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-12-01 17:34:03,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-12-01 17:34:03,214 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-12-01 17:34:03,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-12-01 17:34:03,902 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-12-01 17:34:04,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-12-01 17:34:04,574 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-12-01 17:34:06,239 WARN L483 CodeCheckObserver]: This program is UNSAFE, Check terminated with 62 iterations. [2020-12-01 17:34:06,277 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 01.12 05:34:06 ImpRootNode [2020-12-01 17:34:06,277 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2020-12-01 17:34:06,278 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-12-01 17:34:06,278 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-12-01 17:34:06,278 INFO L275 PluginConnector]: Witness Printer initialized [2020-12-01 17:34:06,279 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 05:32:54" (3/4) ... [2020-12-01 17:34:06,282 INFO L140 WitnessPrinter]: No result that supports witness generation found [2020-12-01 17:34:06,282 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-12-01 17:34:06,284 INFO L168 Benchmark]: Toolchain (without parser) took 73258.08 ms. Allocated memory was 86.0 MB in the beginning and 824.2 MB in the end (delta: 738.2 MB). Free memory was 55.8 MB in the beginning and 320.0 MB in the end (delta: -264.2 MB). Peak memory consumption was 472.3 MB. Max. memory is 16.1 GB. [2020-12-01 17:34:06,284 INFO L168 Benchmark]: CDTParser took 0.74 ms. Allocated memory is still 86.0 MB. Free memory was 43.9 MB in the beginning and 43.9 MB in the end (delta: 33.6 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 17:34:06,285 INFO L168 Benchmark]: CACSL2BoogieTranslator took 640.68 ms. Allocated memory was 86.0 MB in the beginning and 107.0 MB in the end (delta: 21.0 MB). Free memory was 55.5 MB in the beginning and 61.7 MB in the end (delta: -6.2 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2020-12-01 17:34:06,286 INFO L168 Benchmark]: Boogie Procedure Inliner took 79.50 ms. Allocated memory is still 107.0 MB. Free memory was 61.7 MB in the beginning and 59.6 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-12-01 17:34:06,286 INFO L168 Benchmark]: Boogie Preprocessor took 60.12 ms. Allocated memory is still 107.0 MB. Free memory was 59.6 MB in the beginning and 58.6 MB in the end (delta: 957.3 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 17:34:06,287 INFO L168 Benchmark]: RCFGBuilder took 713.51 ms. Allocated memory is still 107.0 MB. Free memory was 58.6 MB in the beginning and 81.0 MB in the end (delta: -22.4 MB). Peak memory consumption was 25.1 MB. Max. memory is 16.1 GB. [2020-12-01 17:34:06,288 INFO L168 Benchmark]: CodeCheck took 71749.54 ms. Allocated memory was 107.0 MB in the beginning and 824.2 MB in the end (delta: 717.2 MB). Free memory was 80.2 MB in the beginning and 320.0 MB in the end (delta: -239.7 MB). Peak memory consumption was 479.0 MB. Max. memory is 16.1 GB. [2020-12-01 17:34:06,288 INFO L168 Benchmark]: Witness Printer took 4.00 ms. Allocated memory is still 824.2 MB. Free memory is still 320.0 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 17:34:06,292 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, 9 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 71.6s, OverallIterations: 62, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 SDtfs, 4 SDslu, 0 SDs, 0 SdLazy, -45939690 SolverSat, 648200162 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 62.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 11376 GetRequests, 10148 SyntacticMatches, 758 SemanticMatches, 470 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 121194 ImplicationChecksByTransitivity, 60.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.1s SsaConstructionTime, 2.4s SatisfiabilityAnalysisTime, 11.9s InterpolantComputationTime, 961 NumberOfCodeBlocks, 961 NumberOfCodeBlocksAsserted, 62 NumberOfCheckSat, 876 ConstructedInterpolants, 0 QuantifiedInterpolants, 156621 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 61 InterpolantComputations, 7 PerfectInterpolantSequences, 113/2507 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: 772]: Unable to prove that all allocated memory was freed Unable to prove that all allocated memory was freed Reason: overapproximation of memtrack at line 772. Possible FailurePath: [L569] struct ldv_list_head ldv_global_msg_list = { &(ldv_global_msg_list), &(ldv_global_msg_list) }; [L761] int len = 10; [L526] COND TRUE __VERIFIER_nondet_int() [L527] return malloc(size); [L762] struct A18 **array = (struct A18 **)ldv_malloc(sizeof(struct A18*)*len); [L763] struct A18 *p; [L764] int i=0; VAL [ldv_global_msg_list={26047:0}] [L765] COND FALSE !(!array) VAL [ldv_global_msg_list={26047:0}] [L766] COND TRUE i main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_af53e252-3ee3-4224-aa28-14b4357af8a6/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 -> 95f114a9b30107b01a4872fae9e8e5c20e3a4272 [2020-12-01 17:34:09,388 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-01 17:34:09,430 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-01 17:34:09,434 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-01 17:34:09,435 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-01 17:34:09,436 INFO L275 PluginConnector]: CDTParser initialized [2020-12-01 17:34:09,437 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_af53e252-3ee3-4224-aa28-14b4357af8a6/bin/ukojak/../../sv-benchmarks/c/ldv-memsafety/memleaks_test18_3.i [2020-12-01 17:34:09,520 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_af53e252-3ee3-4224-aa28-14b4357af8a6/bin/ukojak/data/91eafc25e/ea5365aedd694a5d95a1c572ba0ee15b/FLAGcdb7a097b [2020-12-01 17:34:10,169 INFO L306 CDTParser]: Found 1 translation units. [2020-12-01 17:34:10,170 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_af53e252-3ee3-4224-aa28-14b4357af8a6/sv-benchmarks/c/ldv-memsafety/memleaks_test18_3.i [2020-12-01 17:34:10,194 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_af53e252-3ee3-4224-aa28-14b4357af8a6/bin/ukojak/data/91eafc25e/ea5365aedd694a5d95a1c572ba0ee15b/FLAGcdb7a097b [2020-12-01 17:34:10,411 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_af53e252-3ee3-4224-aa28-14b4357af8a6/bin/ukojak/data/91eafc25e/ea5365aedd694a5d95a1c572ba0ee15b [2020-12-01 17:34:10,414 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-01 17:34:10,416 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-01 17:34:10,419 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-01 17:34:10,419 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-01 17:34:10,423 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-01 17:34:10,424 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 05:34:10" (1/1) ... [2020-12-01 17:34:10,427 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@39384fa7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:34:10, skipping insertion in model container [2020-12-01 17:34:10,427 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 05:34:10" (1/1) ... [2020-12-01 17:34:10,439 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-01 17:34:10,508 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-01 17:34:10,928 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 17:34:10,957 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2020-12-01 17:34:10,973 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-01 17:34:11,062 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 17:34:11,075 INFO L203 MainTranslator]: Completed pre-run [2020-12-01 17:34:11,156 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 17:34:11,277 INFO L208 MainTranslator]: Completed translation [2020-12-01 17:34:11,277 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:34:11 WrapperNode [2020-12-01 17:34:11,277 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-01 17:34:11,278 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-01 17:34:11,279 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-01 17:34:11,279 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-01 17:34:11,287 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:34:11" (1/1) ... [2020-12-01 17:34:11,332 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:34:11" (1/1) ... [2020-12-01 17:34:11,351 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-01 17:34:11,352 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-01 17:34:11,352 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-01 17:34:11,352 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-01 17:34:11,358 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:34:11" (1/1) ... [2020-12-01 17:34:11,358 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:34:11" (1/1) ... [2020-12-01 17:34:11,361 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:34:11" (1/1) ... [2020-12-01 17:34:11,361 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:34:11" (1/1) ... [2020-12-01 17:34:11,368 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:34:11" (1/1) ... [2020-12-01 17:34:11,372 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:34:11" (1/1) ... [2020-12-01 17:34:11,374 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:34:11" (1/1) ... [2020-12-01 17:34:11,377 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-01 17:34:11,378 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-01 17:34:11,378 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-01 17:34:11,378 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-01 17:34:11,379 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:34:11" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_af53e252-3ee3-4224-aa28-14b4357af8a6/bin/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-12-01 17:34:11,450 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-12-01 17:34:11,450 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-12-01 17:34:11,451 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-01 17:34:11,451 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2020-12-01 17:34:11,451 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-01 17:34:11,452 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-01 17:34:12,081 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-01 17:34:12,082 INFO L298 CfgBuilder]: Removed 11 assume(true) statements. [2020-12-01 17:34:12,084 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 05:34:12 BoogieIcfgContainer [2020-12-01 17:34:12,084 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-01 17:34:12,085 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2020-12-01 17:34:12,085 INFO L271 PluginConnector]: Initializing CodeCheck... [2020-12-01 17:34:12,097 INFO L275 PluginConnector]: CodeCheck initialized [2020-12-01 17:34:12,097 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 05:34:12" (1/1) ... [2020-12-01 17:34:12,108 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-01 17:34:12,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 17:34:12,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 9 states and 10 transitions. [2020-12-01 17:34:12,156 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 10 transitions. [2020-12-01 17:34:12,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2020-12-01 17:34:12,158 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 17:34:12,201 FATAL L? ?]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: Sort BitVec not declared at de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:419) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.NonDeclaringTermTransferrer.transferSort(NonDeclaringTermTransferrer.java:111) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.DeclarableSortSymbol.defineOrDeclare(DeclarableSortSymbol.java:79) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:171) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:196) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.SmtFunctionsAndAxioms.transferAllSymbols(SmtFunctionsAndAxioms.java:141) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:448) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2020-12-01 17:34:12,206 INFO L168 Benchmark]: Toolchain (without parser) took 1788.41 ms. Allocated memory was 65.0 MB in the beginning and 79.7 MB in the end (delta: 14.7 MB). Free memory was 46.8 MB in the beginning and 39.7 MB in the end (delta: 7.1 MB). Peak memory consumption was 19.9 MB. Max. memory is 16.1 GB. [2020-12-01 17:34:12,206 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 65.0 MB. Free memory is still 47.8 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 17:34:12,207 INFO L168 Benchmark]: CACSL2BoogieTranslator took 858.74 ms. Allocated memory is still 65.0 MB. Free memory was 46.6 MB in the beginning and 38.3 MB in the end (delta: 8.3 MB). Peak memory consumption was 22.7 MB. Max. memory is 16.1 GB. [2020-12-01 17:34:12,208 INFO L168 Benchmark]: Boogie Procedure Inliner took 72.89 ms. Allocated memory is still 65.0 MB. Free memory was 38.3 MB in the beginning and 36.2 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-12-01 17:34:12,208 INFO L168 Benchmark]: Boogie Preprocessor took 25.07 ms. Allocated memory is still 65.0 MB. Free memory was 35.9 MB in the beginning and 34.7 MB in the end (delta: 1.2 MB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 17:34:12,209 INFO L168 Benchmark]: RCFGBuilder took 706.44 ms. Allocated memory was 65.0 MB in the beginning and 79.7 MB in the end (delta: 14.7 MB). Free memory was 34.7 MB in the beginning and 44.5 MB in the end (delta: -9.8 MB). Peak memory consumption was 11.8 MB. Max. memory is 16.1 GB. [2020-12-01 17:34:12,210 INFO L168 Benchmark]: CodeCheck took 118.59 ms. Allocated memory is still 79.7 MB. Free memory was 44.5 MB in the beginning and 39.7 MB in the end (delta: 4.8 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-12-01 17:34:12,213 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 47.8 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 858.74 ms. Allocated memory is still 65.0 MB. Free memory was 46.6 MB in the beginning and 38.3 MB in the end (delta: 8.3 MB). Peak memory consumption was 22.7 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 72.89 ms. Allocated memory is still 65.0 MB. Free memory was 38.3 MB in the beginning and 36.2 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 25.07 ms. Allocated memory is still 65.0 MB. Free memory was 35.9 MB in the beginning and 34.7 MB in the end (delta: 1.2 MB). There was no memory consumed. Max. memory is 16.1 GB. * RCFGBuilder took 706.44 ms. Allocated memory was 65.0 MB in the beginning and 79.7 MB in the end (delta: 14.7 MB). Free memory was 34.7 MB in the beginning and 44.5 MB in the end (delta: -9.8 MB). Peak memory consumption was 11.8 MB. Max. memory is 16.1 GB. * CodeCheck took 118.59 ms. Allocated memory is still 79.7 MB. Free memory was 44.5 MB in the beginning and 39.7 MB in the end (delta: 4.8 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...