./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/Problem05_label45+token_ring.02.cil-2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0bee116-2ab2-4679-bfed-0aecfc5f457a/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0bee116-2ab2-4679-bfed-0aecfc5f457a/bin/ukojak-92XMlrwhuB/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0bee116-2ab2-4679-bfed-0aecfc5f457a/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0bee116-2ab2-4679-bfed-0aecfc5f457a/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/Problem05_label45+token_ring.02.cil-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0bee116-2ab2-4679-bfed-0aecfc5f457a/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0bee116-2ab2-4679-bfed-0aecfc5f457a/bin/ukojak-92XMlrwhuB --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 5d56dff15b0de2a89db18b71695d59ff3710bc2ebb344dc571e9d71343d9d530 --- 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-dbf71c6-m [2022-10-17 17:03:17,773 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 17:03:17,776 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 17:03:17,828 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 17:03:17,829 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 17:03:17,835 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 17:03:17,838 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 17:03:17,842 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 17:03:17,848 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 17:03:17,856 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 17:03:17,857 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 17:03:17,858 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 17:03:17,859 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 17:03:17,860 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 17:03:17,861 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 17:03:17,863 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 17:03:17,864 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 17:03:17,865 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 17:03:17,873 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 17:03:17,884 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 17:03:17,886 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 17:03:17,889 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 17:03:17,894 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 17:03:17,896 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 17:03:17,902 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 17:03:17,902 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 17:03:17,903 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 17:03:17,905 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 17:03:17,906 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 17:03:17,908 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 17:03:17,909 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 17:03:17,910 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 17:03:17,912 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 17:03:17,914 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 17:03:17,915 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 17:03:17,916 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 17:03:17,916 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 17:03:17,917 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 17:03:17,917 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 17:03:17,918 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 17:03:17,919 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 17:03:17,920 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0bee116-2ab2-4679-bfed-0aecfc5f457a/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 17:03:17,963 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 17:03:17,963 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 17:03:17,965 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 17:03:17,965 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 17:03:17,966 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 17:03:17,966 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 17:03:17,966 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 17:03:17,966 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 17:03:17,967 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 17:03:17,967 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 17:03:17,968 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 17:03:17,968 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 17:03:17,968 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 17:03:17,969 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 17:03:17,969 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 17:03:17,969 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 17:03:17,969 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 17:03:17,970 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 17:03:17,970 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 17:03:17,970 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 17:03:17,970 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 17:03:17,970 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 17:03:17,971 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 17:03:17,971 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 17:03:17,971 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 17:03:17,971 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 17:03:17,973 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 17:03:17,973 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 17:03:17,973 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_f0bee116-2ab2-4679-bfed-0aecfc5f457a/bin/ukojak-92XMlrwhuB/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0bee116-2ab2-4679-bfed-0aecfc5f457a/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5d56dff15b0de2a89db18b71695d59ff3710bc2ebb344dc571e9d71343d9d530 [2022-10-17 17:03:18,241 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 17:03:18,265 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 17:03:18,268 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 17:03:18,269 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 17:03:18,271 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 17:03:18,272 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0bee116-2ab2-4679-bfed-0aecfc5f457a/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/combinations/Problem05_label45+token_ring.02.cil-2.c [2022-10-17 17:03:18,336 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0bee116-2ab2-4679-bfed-0aecfc5f457a/bin/ukojak-92XMlrwhuB/data/13ac865ce/dca4538abc994d20870c3cd999af5c93/FLAG73319be5d [2022-10-17 17:03:19,500 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 17:03:19,503 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0bee116-2ab2-4679-bfed-0aecfc5f457a/sv-benchmarks/c/combinations/Problem05_label45+token_ring.02.cil-2.c [2022-10-17 17:03:19,619 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0bee116-2ab2-4679-bfed-0aecfc5f457a/bin/ukojak-92XMlrwhuB/data/13ac865ce/dca4538abc994d20870c3cd999af5c93/FLAG73319be5d [2022-10-17 17:03:19,693 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0bee116-2ab2-4679-bfed-0aecfc5f457a/bin/ukojak-92XMlrwhuB/data/13ac865ce/dca4538abc994d20870c3cd999af5c93 [2022-10-17 17:03:19,696 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 17:03:19,698 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 17:03:19,700 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 17:03:19,701 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 17:03:19,704 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 17:03:19,706 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 05:03:19" (1/1) ... [2022-10-17 17:03:19,707 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1639dfd3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:03:19, skipping insertion in model container [2022-10-17 17:03:19,707 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 05:03:19" (1/1) ... [2022-10-17 17:03:19,716 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 17:03:19,976 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 17:03:22,507 WARN L230 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_f0bee116-2ab2-4679-bfed-0aecfc5f457a/sv-benchmarks/c/combinations/Problem05_label45+token_ring.02.cil-2.c[380323,380336] [2022-10-17 17:03:22,545 WARN L230 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_f0bee116-2ab2-4679-bfed-0aecfc5f457a/sv-benchmarks/c/combinations/Problem05_label45+token_ring.02.cil-2.c[383339,383352] [2022-10-17 17:03:22,821 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 17:03:22,832 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 17:03:24,129 WARN L230 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_f0bee116-2ab2-4679-bfed-0aecfc5f457a/sv-benchmarks/c/combinations/Problem05_label45+token_ring.02.cil-2.c[380323,380336] [2022-10-17 17:03:24,136 WARN L230 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_f0bee116-2ab2-4679-bfed-0aecfc5f457a/sv-benchmarks/c/combinations/Problem05_label45+token_ring.02.cil-2.c[383339,383352] [2022-10-17 17:03:24,162 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 17:03:24,246 INFO L208 MainTranslator]: Completed translation [2022-10-17 17:03:24,247 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:03:24 WrapperNode [2022-10-17 17:03:24,247 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 17:03:24,249 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 17:03:24,249 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 17:03:24,249 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 17:03:24,257 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:03:24" (1/1) ... [2022-10-17 17:03:24,400 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:03:24" (1/1) ... [2022-10-17 17:03:24,824 INFO L138 Inliner]: procedures = 48, calls = 48, calls flagged for inlining = 25, calls inlined = 25, statements flattened = 12624 [2022-10-17 17:03:24,824 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 17:03:24,825 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 17:03:24,825 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 17:03:24,826 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 17:03:24,833 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:03:24" (1/1) ... [2022-10-17 17:03:24,834 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:03:24" (1/1) ... [2022-10-17 17:03:24,887 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:03:24" (1/1) ... [2022-10-17 17:03:24,887 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:03:24" (1/1) ... [2022-10-17 17:03:25,305 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:03:24" (1/1) ... [2022-10-17 17:03:25,423 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:03:24" (1/1) ... [2022-10-17 17:03:25,584 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:03:24" (1/1) ... [2022-10-17 17:03:25,633 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:03:24" (1/1) ... [2022-10-17 17:03:25,827 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 17:03:25,839 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 17:03:25,839 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 17:03:25,839 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 17:03:25,840 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:03:24" (1/1) ... [2022-10-17 17:03:25,862 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 17:03:25,872 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0bee116-2ab2-4679-bfed-0aecfc5f457a/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 17:03:25,925 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0bee116-2ab2-4679-bfed-0aecfc5f457a/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 17:03:25,995 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0bee116-2ab2-4679-bfed-0aecfc5f457a/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 17:03:26,041 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 17:03:26,041 INFO L130 BoogieDeclarations]: Found specification of procedure error [2022-10-17 17:03:26,041 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2022-10-17 17:03:26,041 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2022-10-17 17:03:26,042 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2022-10-17 17:03:26,042 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2022-10-17 17:03:26,042 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2022-10-17 17:03:26,042 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2022-10-17 17:03:26,042 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2022-10-17 17:03:26,043 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2022-10-17 17:03:26,043 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2022-10-17 17:03:26,043 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2022-10-17 17:03:26,043 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2022-10-17 17:03:26,043 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 17:03:26,044 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2022-10-17 17:03:26,044 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2022-10-17 17:03:26,044 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 17:03:26,044 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 17:03:26,147 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 17:03:26,166 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 17:03:35,834 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 17:03:37,832 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 17:03:37,832 INFO L300 CfgBuilder]: Removed 6 assume(true) statements. [2022-10-17 17:03:37,838 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 05:03:37 BoogieIcfgContainer [2022-10-17 17:03:37,839 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 17:03:37,840 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 17:03:37,840 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 17:03:37,853 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 17:03:37,853 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 05:03:37" (1/1) ... [2022-10-17 17:03:37,867 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 17:03:37,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:37,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3395 states to 1727 states and 3395 transitions. [2022-10-17 17:03:37,994 INFO L276 IsEmpty]: Start isEmpty. Operand 1727 states and 3395 transitions. [2022-10-17 17:03:37,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-10-17 17:03:37,999 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:38,000 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:38,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:38,642 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:03:38,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:38,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3414 states to 1734 states and 3407 transitions. [2022-10-17 17:03:38,821 INFO L276 IsEmpty]: Start isEmpty. Operand 1734 states and 3407 transitions. [2022-10-17 17:03:38,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-10-17 17:03:38,823 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:38,824 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:38,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:38,924 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:03:38,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:38,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3414 states to 1735 states and 3407 transitions. [2022-10-17 17:03:38,997 INFO L276 IsEmpty]: Start isEmpty. Operand 1735 states and 3407 transitions. [2022-10-17 17:03:39,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-10-17 17:03:39,000 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:39,001 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:39,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:39,174 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:03:39,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:39,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3414 states to 1736 states and 3407 transitions. [2022-10-17 17:03:39,210 INFO L276 IsEmpty]: Start isEmpty. Operand 1736 states and 3407 transitions. [2022-10-17 17:03:39,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-10-17 17:03:39,212 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:39,213 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:39,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:39,357 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:03:39,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:39,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3426 states to 1739 states and 3412 transitions. [2022-10-17 17:03:39,530 INFO L276 IsEmpty]: Start isEmpty. Operand 1739 states and 3412 transitions. [2022-10-17 17:03:39,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-10-17 17:03:39,532 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:39,533 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:39,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:39,581 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:03:39,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:39,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3443 states to 1747 states and 3427 transitions. [2022-10-17 17:03:39,633 INFO L276 IsEmpty]: Start isEmpty. Operand 1747 states and 3427 transitions. [2022-10-17 17:03:39,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-10-17 17:03:39,635 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:39,636 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:39,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:39,952 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 17:03:40,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:40,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3480 states to 1760 states and 3454 transitions. [2022-10-17 17:03:40,659 INFO L276 IsEmpty]: Start isEmpty. Operand 1760 states and 3454 transitions. [2022-10-17 17:03:40,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-10-17 17:03:40,662 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:40,662 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:40,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:40,802 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-10-17 17:03:41,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:41,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3501 states to 1765 states and 3465 transitions. [2022-10-17 17:03:41,761 INFO L276 IsEmpty]: Start isEmpty. Operand 1765 states and 3465 transitions. [2022-10-17 17:03:41,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-10-17 17:03:41,771 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:41,772 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:41,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:41,899 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-10-17 17:03:41,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:42,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3502 states to 1766 states and 3466 transitions. [2022-10-17 17:03:42,006 INFO L276 IsEmpty]: Start isEmpty. Operand 1766 states and 3466 transitions. [2022-10-17 17:03:42,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-10-17 17:03:42,011 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:42,012 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:42,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:42,347 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 17:03:44,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:44,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3553 states to 1781 states and 3500 transitions. [2022-10-17 17:03:44,320 INFO L276 IsEmpty]: Start isEmpty. Operand 1781 states and 3500 transitions. [2022-10-17 17:03:44,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-10-17 17:03:44,321 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:44,322 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:44,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:44,391 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 17:03:45,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:45,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3567 states to 1786 states and 3512 transitions. [2022-10-17 17:03:45,302 INFO L276 IsEmpty]: Start isEmpty. Operand 1786 states and 3512 transitions. [2022-10-17 17:03:45,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-10-17 17:03:45,308 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:45,310 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:45,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:45,422 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-10-17 17:03:45,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:45,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3551 states to 1780 states and 3499 transitions. [2022-10-17 17:03:45,491 INFO L276 IsEmpty]: Start isEmpty. Operand 1780 states and 3499 transitions. [2022-10-17 17:03:45,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-10-17 17:03:45,493 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:45,494 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:45,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:45,565 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 17:03:45,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:45,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3552 states to 1781 states and 3500 transitions. [2022-10-17 17:03:45,708 INFO L276 IsEmpty]: Start isEmpty. Operand 1781 states and 3500 transitions. [2022-10-17 17:03:45,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-10-17 17:03:45,712 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:45,713 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:45,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:45,764 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 17:03:45,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:45,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3559 states to 1784 states and 3507 transitions. [2022-10-17 17:03:45,916 INFO L276 IsEmpty]: Start isEmpty. Operand 1784 states and 3507 transitions. [2022-10-17 17:03:45,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-10-17 17:03:45,918 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:45,920 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:45,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:46,016 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 17:03:46,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:46,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3543 states to 1778 states and 3493 transitions. [2022-10-17 17:03:46,065 INFO L276 IsEmpty]: Start isEmpty. Operand 1778 states and 3493 transitions. [2022-10-17 17:03:46,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-10-17 17:03:46,069 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:46,069 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:46,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:46,126 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 17:03:46,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:46,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3544 states to 1779 states and 3494 transitions. [2022-10-17 17:03:46,172 INFO L276 IsEmpty]: Start isEmpty. Operand 1779 states and 3494 transitions. [2022-10-17 17:03:46,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-10-17 17:03:46,177 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:46,177 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:46,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:46,214 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 17:03:46,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:46,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3543 states to 1779 states and 3493 transitions. [2022-10-17 17:03:46,266 INFO L276 IsEmpty]: Start isEmpty. Operand 1779 states and 3493 transitions. [2022-10-17 17:03:46,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-10-17 17:03:46,274 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:46,274 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:46,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat