./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/lcm2_unwindbound100.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7e66e42-23c8-4f72-8d11-3c47e228ec9f/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7e66e42-23c8-4f72-8d11-3c47e228ec9f/bin/ukojak-rkRKPMF4O4/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7e66e42-23c8-4f72-8d11-3c47e228ec9f/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7e66e42-23c8-4f72-8d11-3c47e228ec9f/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/lcm2_unwindbound100.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7e66e42-23c8-4f72-8d11-3c47e228ec9f/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7e66e42-23c8-4f72-8d11-3c47e228ec9f/bin/ukojak-rkRKPMF4O4 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash c0d1f9cb4a655c19b11c3c45ae32d6ab056e5c06bd3297b1881af45946419011 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-14 22:31:05,698 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 22:31:05,699 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 22:31:05,712 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 22:31:05,712 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 22:31:05,713 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 22:31:05,714 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 22:31:05,715 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 22:31:05,716 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 22:31:05,717 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 22:31:05,718 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 22:31:05,718 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 22:31:05,719 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 22:31:05,719 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 22:31:05,720 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 22:31:05,721 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 22:31:05,721 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 22:31:05,727 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 22:31:05,729 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 22:31:05,730 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 22:31:05,731 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 22:31:05,731 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 22:31:05,732 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 22:31:05,733 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 22:31:05,735 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 22:31:05,735 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 22:31:05,735 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 22:31:05,736 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 22:31:05,736 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 22:31:05,737 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 22:31:05,737 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 22:31:05,738 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 22:31:05,744 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 22:31:05,745 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 22:31:05,745 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 22:31:05,745 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 22:31:05,746 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 22:31:05,746 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 22:31:05,746 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 22:31:05,747 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 22:31:05,747 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 22:31:05,748 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7e66e42-23c8-4f72-8d11-3c47e228ec9f/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-12-14 22:31:05,770 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 22:31:05,770 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 22:31:05,771 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 22:31:05,771 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-14 22:31:05,772 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 22:31:05,772 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 22:31:05,772 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 22:31:05,772 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 22:31:05,772 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 22:31:05,772 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 22:31:05,772 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 22:31:05,773 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 22:31:05,773 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 22:31:05,773 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 22:31:05,773 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 22:31:05,773 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 22:31:05,773 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 22:31:05,773 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 22:31:05,773 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 22:31:05,773 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 22:31:05,773 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 22:31:05,774 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 22:31:05,774 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 22:31:05,774 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 22:31:05,774 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 22:31:05,774 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-14 22:31:05,774 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 22:31:05,774 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 22:31:05,774 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_worker_vcloud-master_on_vcloud-master/run_dir_c7e66e42-23c8-4f72-8d11-3c47e228ec9f/bin/ukojak-rkRKPMF4O4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7e66e42-23c8-4f72-8d11-3c47e228ec9f/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c0d1f9cb4a655c19b11c3c45ae32d6ab056e5c06bd3297b1881af45946419011 [2022-12-14 22:31:05,943 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 22:31:05,963 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 22:31:05,965 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 22:31:05,966 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 22:31:05,967 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 22:31:05,968 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7e66e42-23c8-4f72-8d11-3c47e228ec9f/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/nla-digbench-scaling/lcm2_unwindbound100.c [2022-12-14 22:31:08,614 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 22:31:08,748 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 22:31:08,749 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7e66e42-23c8-4f72-8d11-3c47e228ec9f/sv-benchmarks/c/nla-digbench-scaling/lcm2_unwindbound100.c [2022-12-14 22:31:08,755 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7e66e42-23c8-4f72-8d11-3c47e228ec9f/bin/ukojak-rkRKPMF4O4/data/101e1da79/c2bd94b8b39f42598234384d9f44da1c/FLAGb019e879f [2022-12-14 22:31:08,769 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7e66e42-23c8-4f72-8d11-3c47e228ec9f/bin/ukojak-rkRKPMF4O4/data/101e1da79/c2bd94b8b39f42598234384d9f44da1c [2022-12-14 22:31:08,772 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 22:31:08,773 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 22:31:08,775 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 22:31:08,775 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 22:31:08,777 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 22:31:08,778 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 10:31:08" (1/1) ... [2022-12-14 22:31:08,779 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3901bd47 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:31:08, skipping insertion in model container [2022-12-14 22:31:08,779 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 10:31:08" (1/1) ... [2022-12-14 22:31:08,785 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 22:31:08,798 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 22:31:08,925 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7e66e42-23c8-4f72-8d11-3c47e228ec9f/sv-benchmarks/c/nla-digbench-scaling/lcm2_unwindbound100.c[537,550] [2022-12-14 22:31:08,940 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 22:31:08,947 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 22:31:08,957 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7e66e42-23c8-4f72-8d11-3c47e228ec9f/sv-benchmarks/c/nla-digbench-scaling/lcm2_unwindbound100.c[537,550] [2022-12-14 22:31:08,963 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 22:31:08,976 INFO L208 MainTranslator]: Completed translation [2022-12-14 22:31:08,976 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:31:08 WrapperNode [2022-12-14 22:31:08,976 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 22:31:08,977 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 22:31:08,977 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 22:31:08,977 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 22:31:08,983 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:31:08" (1/1) ... [2022-12-14 22:31:08,989 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:31:08" (1/1) ... [2022-12-14 22:31:09,001 INFO L138 Inliner]: procedures = 14, calls = 20, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 55 [2022-12-14 22:31:09,001 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 22:31:09,002 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 22:31:09,002 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 22:31:09,002 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 22:31:09,011 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:31:08" (1/1) ... [2022-12-14 22:31:09,012 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:31:08" (1/1) ... [2022-12-14 22:31:09,013 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:31:08" (1/1) ... [2022-12-14 22:31:09,013 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:31:08" (1/1) ... [2022-12-14 22:31:09,016 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:31:08" (1/1) ... [2022-12-14 22:31:09,019 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:31:08" (1/1) ... [2022-12-14 22:31:09,020 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:31:08" (1/1) ... [2022-12-14 22:31:09,021 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:31:08" (1/1) ... [2022-12-14 22:31:09,023 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 22:31:09,024 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 22:31:09,024 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 22:31:09,024 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 22:31:09,025 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:31:08" (1/1) ... [2022-12-14 22:31:09,031 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 22:31:09,041 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7e66e42-23c8-4f72-8d11-3c47e228ec9f/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 22:31:09,052 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7e66e42-23c8-4f72-8d11-3c47e228ec9f/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 22:31:09,054 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7e66e42-23c8-4f72-8d11-3c47e228ec9f/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 22:31:09,089 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 22:31:09,089 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-12-14 22:31:09,089 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-12-14 22:31:09,089 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-14 22:31:09,090 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 22:31:09,090 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 22:31:09,090 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-12-14 22:31:09,090 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-12-14 22:31:09,153 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 22:31:09,155 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 22:31:09,249 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 22:31:09,272 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 22:31:09,272 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-12-14 22:31:09,274 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 10:31:09 BoogieIcfgContainer [2022-12-14 22:31:09,274 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 22:31:09,274 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-14 22:31:09,274 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-14 22:31:09,282 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-14 22:31:09,282 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 10:31:09" (1/1) ... [2022-12-14 22:31:09,291 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 22:31:09,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:31:09,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 21 states and 28 transitions. [2022-12-14 22:31:09,349 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 28 transitions. [2022-12-14 22:31:09,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-12-14 22:31:09,354 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:31:09,354 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:31:09,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:31:09,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:31:09,489 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 1 conjunts are in the unsatisfiable core [2022-12-14 22:31:09,492 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 22:31:09,512 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-12-14 22:31:09,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:31:09,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 21 states and 26 transitions. [2022-12-14 22:31:09,534 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 26 transitions. [2022-12-14 22:31:09,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-12-14 22:31:09,535 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:31:09,535 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:31:09,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:31:09,599 INFO L263 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 19 conjunts are in the unsatisfiable core [2022-12-14 22:31:09,601 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 22:31:09,766 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-12-14 22:31:09,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:31:09,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 28 states and 40 transitions. [2022-12-14 22:31:09,896 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 40 transitions. [2022-12-14 22:31:09,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-12-14 22:31:09,897 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:31:09,898 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:31:09,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:31:09,949 INFO L263 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 3 conjunts are in the unsatisfiable core [2022-12-14 22:31:09,951 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 22:31:09,996 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-12-14 22:31:10,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:31:10,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 32 states and 46 transitions. [2022-12-14 22:31:10,318 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 46 transitions. [2022-12-14 22:31:10,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-12-14 22:31:10,319 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:31:10,319 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:31:10,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:31:10,358 INFO L263 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 27 conjunts are in the unsatisfiable core [2022-12-14 22:31:10,359 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 22:31:10,423 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-12-14 22:31:10,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:31:10,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 32 states and 46 transitions. [2022-12-14 22:31:10,450 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 46 transitions. [2022-12-14 22:31:10,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-12-14 22:31:10,451 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:31:10,451 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:31:10,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:31:10,483 INFO L263 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 19 conjunts are in the unsatisfiable core [2022-12-14 22:31:10,485 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 22:31:10,537 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-12-14 22:31:10,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:31:10,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 32 states and 46 transitions. [2022-12-14 22:31:10,549 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 46 transitions. [2022-12-14 22:31:10,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-12-14 22:31:10,549 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:31:10,549 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:31:10,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:31:10,617 INFO L263 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 27 conjunts are in the unsatisfiable core [2022-12-14 22:31:10,619 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 22:31:10,680 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-12-14 22:31:10,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:31:10,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 32 states and 46 transitions. [2022-12-14 22:31:10,692 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 46 transitions. [2022-12-14 22:31:10,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-12-14 22:31:10,693 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:31:10,693 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:31:10,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:31:10,742 INFO L263 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 27 conjunts are in the unsatisfiable core [2022-12-14 22:31:10,744 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 22:31:10,796 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-12-14 22:31:10,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:31:10,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 32 states and 46 transitions. [2022-12-14 22:31:10,803 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 46 transitions. [2022-12-14 22:31:10,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-12-14 22:31:10,803 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:31:10,803 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:31:10,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:31:10,854 INFO L263 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 19 conjunts are in the unsatisfiable core [2022-12-14 22:31:10,855 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 22:31:10,900 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-12-14 22:31:10,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:31:10,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 32 states and 46 transitions. [2022-12-14 22:31:10,907 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 46 transitions. [2022-12-14 22:31:10,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-12-14 22:31:10,908 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:31:10,908 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:31:10,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:31:10,934 INFO L263 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 19 conjunts are in the unsatisfiable core [2022-12-14 22:31:10,936 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 22:31:10,980 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-12-14 22:31:10,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:31:10,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 32 states and 46 transitions. [2022-12-14 22:31:10,989 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 46 transitions. [2022-12-14 22:31:10,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-12-14 22:31:10,990 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:31:10,990 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:31:11,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:31:11,015 INFO L263 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 19 conjunts are in the unsatisfiable core [2022-12-14 22:31:11,017 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 22:31:11,053 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-12-14 22:31:11,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:31:11,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 32 states and 46 transitions. [2022-12-14 22:31:11,060 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 46 transitions. [2022-12-14 22:31:11,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-12-14 22:31:11,060 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:31:11,060 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:31:11,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:31:11,082 INFO L263 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 19 conjunts are in the unsatisfiable core [2022-12-14 22:31:11,083 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 22:31:11,122 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-12-14 22:31:11,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:31:11,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 32 states and 46 transitions. [2022-12-14 22:31:11,128 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 46 transitions. [2022-12-14 22:31:11,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-12-14 22:31:11,128 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:31:11,128 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:31:11,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:31:11,152 INFO L263 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 19 conjunts are in the unsatisfiable core [2022-12-14 22:31:11,153 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 22:31:11,197 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-12-14 22:31:11,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:31:11,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 32 states and 46 transitions. [2022-12-14 22:31:11,207 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 46 transitions. [2022-12-14 22:31:11,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-12-14 22:31:11,208 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:31:11,208 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:31:11,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:31:11,246 INFO L263 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 19 conjunts are in the unsatisfiable core [2022-12-14 22:31:11,248 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 22:31:11,289 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-12-14 22:31:11,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:31:11,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 32 states and 46 transitions. [2022-12-14 22:31:11,297 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 46 transitions. [2022-12-14 22:31:11,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-12-14 22:31:11,297 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:31:11,297 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:31:11,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:31:11,323 INFO L263 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 19 conjunts are in the unsatisfiable core [2022-12-14 22:31:11,324 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 22:31:11,367 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-12-14 22:31:11,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:31:11,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 32 states and 46 transitions. [2022-12-14 22:31:11,376 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 46 transitions. [2022-12-14 22:31:11,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-12-14 22:31:11,377 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:31:11,377 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:31:11,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:31:11,401 INFO L263 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 19 conjunts are in the unsatisfiable core [2022-12-14 22:31:11,402 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 22:31:11,446 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-12-14 22:31:11,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:31:11,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 32 states and 46 transitions. [2022-12-14 22:31:11,454 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 46 transitions. [2022-12-14 22:31:11,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-12-14 22:31:11,454 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:31:11,454 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:31:11,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:31:11,477 INFO L263 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 19 conjunts are in the unsatisfiable core [2022-12-14 22:31:11,479 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 22:31:11,523 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-12-14 22:31:11,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:31:11,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 32 states and 46 transitions. [2022-12-14 22:31:11,532 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 46 transitions. [2022-12-14 22:31:11,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-12-14 22:31:11,533 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:31:11,533 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:31:11,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:31:11,559 INFO L263 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 19 conjunts are in the unsatisfiable core [2022-12-14 22:31:11,560 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 22:31:11,596 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-12-14 22:31:11,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:31:11,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 32 states and 46 transitions. [2022-12-14 22:31:11,602 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 46 transitions. [2022-12-14 22:31:11,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-12-14 22:31:11,603 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:31:11,603 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:31:11,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:31:11,623 INFO L263 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 19 conjunts are in the unsatisfiable core [2022-12-14 22:31:11,624 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 22:31:11,664 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-12-14 22:31:11,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:31:11,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 32 states and 46 transitions. [2022-12-14 22:31:11,672 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 46 transitions. [2022-12-14 22:31:11,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-12-14 22:31:11,672 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:31:11,673 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:31:11,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:31:11,697 INFO L263 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 19 conjunts are in the unsatisfiable core [2022-12-14 22:31:11,698 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 22:31:11,747 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-12-14 22:31:11,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:31:11,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 32 states and 46 transitions. [2022-12-14 22:31:11,757 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 46 transitions. [2022-12-14 22:31:11,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-12-14 22:31:11,757 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:31:11,757 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:31:11,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:31:11,780 INFO L263 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 19 conjunts are in the unsatisfiable core [2022-12-14 22:31:11,782 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 22:31:11,828 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-12-14 22:31:11,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:31:11,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 32 states and 46 transitions. [2022-12-14 22:31:11,838 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 46 transitions. [2022-12-14 22:31:11,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-12-14 22:31:11,838 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:31:11,839 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:31:11,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:31:11,866 INFO L263 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 19 conjunts are in the unsatisfiable core [2022-12-14 22:31:11,868 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 22:31:11,914 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-12-14 22:31:11,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:31:11,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 32 states and 46 transitions. [2022-12-14 22:31:11,923 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 46 transitions. [2022-12-14 22:31:11,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-12-14 22:31:11,923 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:31:11,924 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:31:11,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:31:11,949 INFO L263 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 19 conjunts are in the unsatisfiable core [2022-12-14 22:31:11,950 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 22:31:11,989 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-12-14 22:31:11,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:31:11,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 32 states and 46 transitions. [2022-12-14 22:31:11,997 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 46 transitions. [2022-12-14 22:31:11,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-12-14 22:31:11,997 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:31:11,997 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:31:12,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:31:12,022 INFO L263 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 19 conjunts are in the unsatisfiable core [2022-12-14 22:31:12,023 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 22:31:12,062 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-12-14 22:31:12,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:31:12,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 32 states and 46 transitions. [2022-12-14 22:31:12,069 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 46 transitions. [2022-12-14 22:31:12,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-12-14 22:31:12,070 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:31:12,070 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:31:12,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:31:12,096 INFO L263 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 19 conjunts are in the unsatisfiable core [2022-12-14 22:31:12,097 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 22:31:12,137 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-12-14 22:31:12,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:31:12,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 32 states and 46 transitions. [2022-12-14 22:31:12,144 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 46 transitions. [2022-12-14 22:31:12,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-12-14 22:31:12,145 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:31:12,145 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:31:12,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:31:12,170 INFO L263 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 19 conjunts are in the unsatisfiable core [2022-12-14 22:31:12,171 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 22:31:12,211 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-12-14 22:31:12,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:31:12,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 32 states and 46 transitions. [2022-12-14 22:31:12,219 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 46 transitions. [2022-12-14 22:31:12,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-12-14 22:31:12,219 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:31:12,219 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:31:12,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:31:12,243 INFO L263 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 19 conjunts are in the unsatisfiable core [2022-12-14 22:31:12,244 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 22:31:12,284 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-12-14 22:31:12,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:31:12,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 32 states and 46 transitions. [2022-12-14 22:31:12,291 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 46 transitions. [2022-12-14 22:31:12,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-12-14 22:31:12,291 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:31:12,291 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:31:12,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:31:12,313 INFO L263 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 19 conjunts are in the unsatisfiable core [2022-12-14 22:31:12,314 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 22:31:12,360 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-12-14 22:31:12,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:31:12,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 32 states and 46 transitions. [2022-12-14 22:31:12,367 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 46 transitions. [2022-12-14 22:31:12,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-12-14 22:31:12,367 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:31:12,368 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:31:12,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:31:12,391 INFO L263 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 19 conjunts are in the unsatisfiable core [2022-12-14 22:31:12,392 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 22:31:12,430 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-12-14 22:31:12,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:31:12,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 32 states and 46 transitions. [2022-12-14 22:31:12,437 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 46 transitions. [2022-12-14 22:31:12,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-12-14 22:31:12,437 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:31:12,438 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:31:12,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:31:12,458 INFO L263 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 19 conjunts are in the unsatisfiable core [2022-12-14 22:31:12,459 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 22:31:12,495 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-12-14 22:31:12,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:31:12,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 32 states and 46 transitions. [2022-12-14 22:31:12,502 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 46 transitions. [2022-12-14 22:31:12,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-12-14 22:31:12,502 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:31:12,502 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:31:12,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:31:12,525 INFO L263 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 19 conjunts are in the unsatisfiable core [2022-12-14 22:31:12,525 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 22:31:12,564 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-12-14 22:31:12,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:31:12,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 32 states and 46 transitions. [2022-12-14 22:31:12,571 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 46 transitions. [2022-12-14 22:31:12,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-12-14 22:31:12,571 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:31:12,572 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:31:12,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:31:12,593 INFO L263 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 19 conjunts are in the unsatisfiable core [2022-12-14 22:31:12,594 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 22:31:12,633 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-12-14 22:31:12,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:31:12,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 32 states and 46 transitions. [2022-12-14 22:31:12,640 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 46 transitions. [2022-12-14 22:31:12,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-12-14 22:31:12,640 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:31:12,641 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:31:12,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:31:12,663 INFO L263 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 19 conjunts are in the unsatisfiable core [2022-12-14 22:31:12,664 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 22:31:12,703 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-12-14 22:31:12,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:31:12,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 32 states and 46 transitions. [2022-12-14 22:31:12,709 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 46 transitions. [2022-12-14 22:31:12,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-12-14 22:31:12,709 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:31:12,709 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:31:12,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:31:12,730 INFO L263 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 19 conjunts are in the unsatisfiable core [2022-12-14 22:31:12,731 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 22:31:12,770 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-12-14 22:31:12,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:31:12,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 32 states and 46 transitions. [2022-12-14 22:31:12,776 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 46 transitions. [2022-12-14 22:31:12,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-12-14 22:31:12,776 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:31:12,777 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:31:12,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:31:12,797 INFO L263 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 19 conjunts are in the unsatisfiable core [2022-12-14 22:31:12,798 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 22:31:12,836 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-12-14 22:31:12,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:31:12,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 32 states and 46 transitions. [2022-12-14 22:31:12,843 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 46 transitions. [2022-12-14 22:31:12,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-12-14 22:31:12,843 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:31:12,843 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:31:12,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:31:12,865 INFO L263 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 19 conjunts are in the unsatisfiable core [2022-12-14 22:31:12,866 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 22:31:12,908 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-12-14 22:31:12,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:31:12,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 32 states and 46 transitions. [2022-12-14 22:31:12,915 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 46 transitions. [2022-12-14 22:31:12,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-12-14 22:31:12,915 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:31:12,915 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:31:12,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:31:12,937 INFO L263 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 19 conjunts are in the unsatisfiable core [2022-12-14 22:31:12,938 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 22:31:12,975 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-12-14 22:31:12,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:31:12,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 32 states and 46 transitions. [2022-12-14 22:31:12,982 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 46 transitions. [2022-12-14 22:31:12,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-12-14 22:31:12,982 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:31:12,982 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:31:13,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:31:13,004 INFO L263 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 19 conjunts are in the unsatisfiable core [2022-12-14 22:31:13,005 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 22:31:13,041 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-12-14 22:31:13,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:31:13,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 32 states and 46 transitions. [2022-12-14 22:31:13,048 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 46 transitions. [2022-12-14 22:31:13,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-12-14 22:31:13,048 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:31:13,048 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:31:13,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:31:13,071 INFO L263 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 19 conjunts are in the unsatisfiable core [2022-12-14 22:31:13,072 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 22:31:13,109 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-12-14 22:31:13,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:31:13,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 32 states and 46 transitions. [2022-12-14 22:31:13,116 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 46 transitions. [2022-12-14 22:31:13,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-12-14 22:31:13,116 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:31:13,116 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:31:13,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:31:13,137 INFO L263 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 19 conjunts are in the unsatisfiable core [2022-12-14 22:31:13,138 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 22:31:13,176 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-12-14 22:31:13,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:31:13,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 32 states and 46 transitions. [2022-12-14 22:31:13,182 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 46 transitions. [2022-12-14 22:31:13,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-12-14 22:31:13,183 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:31:13,183 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:31:13,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:31:13,204 INFO L263 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 19 conjunts are in the unsatisfiable core [2022-12-14 22:31:13,205 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 22:31:13,242 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-12-14 22:31:13,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:31:13,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 32 states and 46 transitions. [2022-12-14 22:31:13,249 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 46 transitions. [2022-12-14 22:31:13,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-12-14 22:31:13,249 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:31:13,249 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:31:13,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:31:13,271 INFO L263 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 19 conjunts are in the unsatisfiable core [2022-12-14 22:31:13,272 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 22:31:13,310 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-12-14 22:31:13,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:31:13,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 32 states and 46 transitions. [2022-12-14 22:31:13,316 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 46 transitions. [2022-12-14 22:31:13,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-12-14 22:31:13,317 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:31:13,317 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:31:13,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:31:13,338 INFO L263 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 19 conjunts are in the unsatisfiable core [2022-12-14 22:31:13,340 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 22:31:13,378 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-12-14 22:31:13,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:31:13,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 32 states and 46 transitions. [2022-12-14 22:31:13,384 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 46 transitions. [2022-12-14 22:31:13,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-12-14 22:31:13,385 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:31:13,385 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:31:13,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:31:13,405 INFO L263 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 19 conjunts are in the unsatisfiable core [2022-12-14 22:31:13,407 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 22:31:13,449 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-12-14 22:31:13,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:31:13,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 32 states and 46 transitions. [2022-12-14 22:31:13,453 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 46 transitions. [2022-12-14 22:31:13,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-12-14 22:31:13,454 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:31:13,454 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:31:13,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:31:13,469 INFO L263 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 19 conjunts are in the unsatisfiable core [2022-12-14 22:31:13,470 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 22:31:13,506 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-12-14 22:31:13,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:31:13,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 32 states and 46 transitions. [2022-12-14 22:31:13,512 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 46 transitions. [2022-12-14 22:31:13,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-12-14 22:31:13,513 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:31:13,513 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:31:13,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:31:13,535 INFO L263 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 19 conjunts are in the unsatisfiable core [2022-12-14 22:31:13,536 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 22:31:13,630 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-12-14 22:31:13,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:31:13,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 31 states and 45 transitions. [2022-12-14 22:31:13,942 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 45 transitions. [2022-12-14 22:31:13,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-12-14 22:31:13,943 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:31:13,943 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:31:13,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 22:31:13,964 INFO L263 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 11 conjunts are in the unsatisfiable core [2022-12-14 22:31:13,965 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 22:31:17,173 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-12-14 22:31:30,098 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2022-12-14 22:31:40,214 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2022-12-14 22:31:50,702 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2022-12-14 22:31:50,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:31:50,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 35 states and 55 transitions. [2022-12-14 22:31:50,967 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 55 transitions. [2022-12-14 22:31:50,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-12-14 22:31:50,967 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:31:50,967 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:32:00,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2022-12-14 22:32:00,988 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:487) 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) [2022-12-14 22:32:00,990 INFO L158 Benchmark]: Toolchain (without parser) took 52217.17ms. Allocated memory was 163.6MB in the beginning and 197.1MB in the end (delta: 33.6MB). Free memory was 111.5MB in the beginning and 159.8MB in the end (delta: -48.3MB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 22:32:00,991 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 98.6MB. Free memory is still 66.5MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 22:32:00,991 INFO L158 Benchmark]: CACSL2BoogieTranslator took 201.66ms. Allocated memory is still 163.6MB. Free memory was 111.5MB in the beginning and 101.0MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-12-14 22:32:00,991 INFO L158 Benchmark]: Boogie Procedure Inliner took 24.56ms. Allocated memory is still 163.6MB. Free memory was 101.0MB in the beginning and 99.4MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 22:32:00,992 INFO L158 Benchmark]: Boogie Preprocessor took 21.08ms. Allocated memory is still 163.6MB. Free memory was 99.4MB in the beginning and 98.1MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 22:32:00,992 INFO L158 Benchmark]: RCFGBuilder took 250.03ms. Allocated memory is still 163.6MB. Free memory was 98.1MB in the beginning and 84.8MB in the end (delta: 13.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-12-14 22:32:00,992 INFO L158 Benchmark]: CodeCheck took 51715.69ms. Allocated memory was 163.6MB in the beginning and 197.1MB in the end (delta: 33.6MB). Free memory was 84.8MB in the beginning and 159.8MB in the end (delta: -74.9MB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 22:32:00,994 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Solver said unknown: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:487) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12ms. Allocated memory is still 98.6MB. Free memory is still 66.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 201.66ms. Allocated memory is still 163.6MB. Free memory was 111.5MB in the beginning and 101.0MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 24.56ms. Allocated memory is still 163.6MB. Free memory was 101.0MB in the beginning and 99.4MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 21.08ms. Allocated memory is still 163.6MB. Free memory was 99.4MB in the beginning and 98.1MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 250.03ms. Allocated memory is still 163.6MB. Free memory was 98.1MB in the beginning and 84.8MB in the end (delta: 13.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * CodeCheck took 51715.69ms. Allocated memory was 163.6MB in the beginning and 197.1MB in the end (delta: 33.6MB). Free memory was 84.8MB in the beginning and 159.8MB in the end (delta: -74.9MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-12-14 22:32:01,015 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7e66e42-23c8-4f72-8d11-3c47e228ec9f/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7e66e42-23c8-4f72-8d11-3c47e228ec9f/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7e66e42-23c8-4f72-8d11-3c47e228ec9f/bin/ukojak-rkRKPMF4O4/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7e66e42-23c8-4f72-8d11-3c47e228ec9f/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7e66e42-23c8-4f72-8d11-3c47e228ec9f/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/lcm2_unwindbound100.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7e66e42-23c8-4f72-8d11-3c47e228ec9f/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7e66e42-23c8-4f72-8d11-3c47e228ec9f/bin/ukojak-rkRKPMF4O4 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash c0d1f9cb4a655c19b11c3c45ae32d6ab056e5c06bd3297b1881af45946419011 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-14 22:32:02,529 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 22:32:02,530 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 22:32:02,544 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 22:32:02,545 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 22:32:02,545 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 22:32:02,546 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 22:32:02,548 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 22:32:02,549 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 22:32:02,549 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 22:32:02,550 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 22:32:02,551 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 22:32:02,551 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 22:32:02,552 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 22:32:02,552 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 22:32:02,553 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 22:32:02,554 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 22:32:02,554 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 22:32:02,556 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 22:32:02,557 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 22:32:02,558 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 22:32:02,559 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 22:32:02,560 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 22:32:02,561 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 22:32:02,563 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 22:32:02,563 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 22:32:02,564 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 22:32:02,564 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 22:32:02,565 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 22:32:02,565 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 22:32:02,566 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 22:32:02,566 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 22:32:02,567 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 22:32:02,568 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 22:32:02,569 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 22:32:02,569 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 22:32:02,569 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 22:32:02,569 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 22:32:02,570 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 22:32:02,570 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 22:32:02,571 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 22:32:02,571 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7e66e42-23c8-4f72-8d11-3c47e228ec9f/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2022-12-14 22:32:02,587 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 22:32:02,588 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 22:32:02,588 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 22:32:02,588 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-14 22:32:02,589 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 22:32:02,589 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 22:32:02,589 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 22:32:02,589 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 22:32:02,589 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 22:32:02,589 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 22:32:02,590 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 22:32:02,590 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 22:32:02,590 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 22:32:02,590 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-12-14 22:32:02,590 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-12-14 22:32:02,590 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-12-14 22:32:02,590 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 22:32:02,590 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 22:32:02,590 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 22:32:02,591 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 22:32:02,591 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 22:32:02,591 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 22:32:02,591 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 22:32:02,591 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 22:32:02,591 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 22:32:02,591 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 22:32:02,591 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 22:32:02,592 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-12-14 22:32:02,592 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-12-14 22:32:02,592 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 22:32:02,592 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-12-14 22:32:02,597 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-14 22:32:02,597 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7e66e42-23c8-4f72-8d11-3c47e228ec9f/bin/ukojak-rkRKPMF4O4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7e66e42-23c8-4f72-8d11-3c47e228ec9f/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c0d1f9cb4a655c19b11c3c45ae32d6ab056e5c06bd3297b1881af45946419011 [2022-12-14 22:32:02,833 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 22:32:02,849 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 22:32:02,851 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 22:32:02,852 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 22:32:02,852 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 22:32:02,854 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7e66e42-23c8-4f72-8d11-3c47e228ec9f/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/nla-digbench-scaling/lcm2_unwindbound100.c [2022-12-14 22:32:05,491 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 22:32:05,652 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 22:32:05,653 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7e66e42-23c8-4f72-8d11-3c47e228ec9f/sv-benchmarks/c/nla-digbench-scaling/lcm2_unwindbound100.c [2022-12-14 22:32:05,658 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7e66e42-23c8-4f72-8d11-3c47e228ec9f/bin/ukojak-rkRKPMF4O4/data/14d98891e/ebeb6dae3aec4e1f9fcd0c355c4fbb59/FLAG16cdfdb36 [2022-12-14 22:32:05,669 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7e66e42-23c8-4f72-8d11-3c47e228ec9f/bin/ukojak-rkRKPMF4O4/data/14d98891e/ebeb6dae3aec4e1f9fcd0c355c4fbb59 [2022-12-14 22:32:05,671 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 22:32:05,672 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 22:32:05,673 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 22:32:05,673 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 22:32:05,675 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 22:32:05,676 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 10:32:05" (1/1) ... [2022-12-14 22:32:05,676 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6dbb0ec7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:32:05, skipping insertion in model container [2022-12-14 22:32:05,677 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 10:32:05" (1/1) ... [2022-12-14 22:32:05,682 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 22:32:05,692 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 22:32:05,795 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7e66e42-23c8-4f72-8d11-3c47e228ec9f/sv-benchmarks/c/nla-digbench-scaling/lcm2_unwindbound100.c[537,550] [2022-12-14 22:32:05,807 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 22:32:05,818 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 22:32:05,832 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7e66e42-23c8-4f72-8d11-3c47e228ec9f/sv-benchmarks/c/nla-digbench-scaling/lcm2_unwindbound100.c[537,550] [2022-12-14 22:32:05,837 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 22:32:05,850 INFO L208 MainTranslator]: Completed translation [2022-12-14 22:32:05,851 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:32:05 WrapperNode [2022-12-14 22:32:05,851 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 22:32:05,852 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 22:32:05,852 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 22:32:05,852 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 22:32:05,857 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:32:05" (1/1) ... [2022-12-14 22:32:05,864 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:32:05" (1/1) ... [2022-12-14 22:32:05,880 INFO L138 Inliner]: procedures = 14, calls = 20, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 55 [2022-12-14 22:32:05,881 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 22:32:05,881 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 22:32:05,882 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 22:32:05,882 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 22:32:05,889 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:32:05" (1/1) ... [2022-12-14 22:32:05,889 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:32:05" (1/1) ... [2022-12-14 22:32:05,890 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:32:05" (1/1) ... [2022-12-14 22:32:05,890 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:32:05" (1/1) ... [2022-12-14 22:32:05,893 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:32:05" (1/1) ... [2022-12-14 22:32:05,896 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:32:05" (1/1) ... [2022-12-14 22:32:05,897 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:32:05" (1/1) ... [2022-12-14 22:32:05,897 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:32:05" (1/1) ... [2022-12-14 22:32:05,899 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 22:32:05,899 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 22:32:05,899 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 22:32:05,899 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 22:32:05,900 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:32:05" (1/1) ... [2022-12-14 22:32:05,905 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 22:32:05,913 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7e66e42-23c8-4f72-8d11-3c47e228ec9f/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 22:32:05,922 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7e66e42-23c8-4f72-8d11-3c47e228ec9f/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 22:32:05,925 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7e66e42-23c8-4f72-8d11-3c47e228ec9f/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 22:32:05,955 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 22:32:05,955 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-12-14 22:32:05,955 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-12-14 22:32:05,960 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-12-14 22:32:05,960 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 22:32:05,961 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 22:32:05,961 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-12-14 22:32:05,961 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-12-14 22:32:06,021 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 22:32:06,022 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 22:32:06,132 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 22:32:06,172 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 22:32:06,172 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-12-14 22:32:06,174 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 10:32:06 BoogieIcfgContainer [2022-12-14 22:32:06,175 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 22:32:06,175 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-14 22:32:06,176 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-14 22:32:06,186 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-14 22:32:06,186 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 10:32:06" (1/1) ... [2022-12-14 22:32:06,195 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 22:32:06,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 22:32:06,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 21 states and 28 transitions. [2022-12-14 22:32:06,252 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 28 transitions. [2022-12-14 22:32:06,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-12-14 22:32:06,257 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 22:32:06,258 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 22:32:06,296 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:385) 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:156) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.CfgSmtToolkit.createFreshManagedScript(CfgSmtToolkit.java:106) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:439) 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) [2022-12-14 22:32:06,299 INFO L158 Benchmark]: Toolchain (without parser) took 626.84ms. Allocated memory is still 71.3MB. Free memory was 49.6MB in the beginning and 34.5MB in the end (delta: 15.2MB). Peak memory consumption was 16.5MB. Max. memory is 16.1GB. [2022-12-14 22:32:06,300 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 54.5MB. Free memory is still 33.1MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 22:32:06,300 INFO L158 Benchmark]: CACSL2BoogieTranslator took 178.19ms. Allocated memory is still 71.3MB. Free memory was 49.4MB in the beginning and 38.5MB in the end (delta: 10.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-12-14 22:32:06,300 INFO L158 Benchmark]: Boogie Procedure Inliner took 29.22ms. Allocated memory is still 71.3MB. Free memory was 38.5MB in the beginning and 37.1MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 22:32:06,301 INFO L158 Benchmark]: Boogie Preprocessor took 17.25ms. Allocated memory is still 71.3MB. Free memory was 37.1MB in the beginning and 35.8MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 22:32:06,301 INFO L158 Benchmark]: RCFGBuilder took 275.60ms. Allocated memory is still 71.3MB. Free memory was 35.6MB in the beginning and 40.8MB in the end (delta: -5.3MB). Peak memory consumption was 6.0MB. Max. memory is 16.1GB. [2022-12-14 22:32:06,302 INFO L158 Benchmark]: CodeCheck took 122.86ms. Allocated memory is still 71.3MB. Free memory was 40.8MB in the beginning and 34.5MB in the end (delta: 6.4MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-12-14 22:32:06,303 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:385) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 54.5MB. Free memory is still 33.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 178.19ms. Allocated memory is still 71.3MB. Free memory was 49.4MB in the beginning and 38.5MB in the end (delta: 10.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 29.22ms. Allocated memory is still 71.3MB. Free memory was 38.5MB in the beginning and 37.1MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 17.25ms. Allocated memory is still 71.3MB. Free memory was 37.1MB in the beginning and 35.8MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 275.60ms. Allocated memory is still 71.3MB. Free memory was 35.6MB in the beginning and 40.8MB in the end (delta: -5.3MB). Peak memory consumption was 6.0MB. Max. memory is 16.1GB. * CodeCheck took 122.86ms. Allocated memory is still 71.3MB. Free memory was 40.8MB in the beginning and 34.5MB in the end (delta: 6.4MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-12-14 22:32:06,317 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7e66e42-23c8-4f72-8d11-3c47e228ec9f/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: SMTLIBException: Sort BitVec not declared