./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/Problem05_label48+token_ring.02.cil-1.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_4c60dfc6-fb96-4061-bd55-90ed43b3e797/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c60dfc6-fb96-4061-bd55-90ed43b3e797/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_4c60dfc6-fb96-4061-bd55-90ed43b3e797/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c60dfc6-fb96-4061-bd55-90ed43b3e797/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/Problem05_label48+token_ring.02.cil-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c60dfc6-fb96-4061-bd55-90ed43b3e797/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_4c60dfc6-fb96-4061-bd55-90ed43b3e797/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 abf153d7504404447837d5448d411c139d9bf5ab64e9e6700e63ddfa19d4209f --- 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 16:38:50,779 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:38:50,782 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:38:50,833 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:38:50,834 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:38:50,838 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:38:50,841 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:38:50,850 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:38:50,853 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:38:50,864 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:38:50,866 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:38:50,869 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:38:50,869 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:38:50,873 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:38:50,875 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:38:50,877 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:38:50,879 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:38:50,880 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:38:50,882 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:38:50,891 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:38:50,893 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:38:50,894 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:38:50,898 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:38:50,900 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:38:50,907 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:38:50,908 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:38:50,908 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:38:50,910 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:38:50,911 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:38:50,912 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:38:50,913 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:38:50,914 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:38:50,916 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:38:50,917 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:38:50,918 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:38:50,919 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:38:50,920 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:38:50,920 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:38:50,920 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:38:50,921 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:38:50,922 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:38:50,923 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c60dfc6-fb96-4061-bd55-90ed43b3e797/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:38:50,973 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:38:50,974 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:38:50,974 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:38:50,975 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:38:50,975 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:38:50,976 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:38:50,976 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:38:50,976 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:38:50,976 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:38:50,976 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:38:50,977 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:38:50,977 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:38:50,977 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:38:50,977 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:38:50,977 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:38:50,978 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:38:50,978 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:38:50,978 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:38:50,978 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:38:50,978 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:38:50,979 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:38:50,979 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:38:50,979 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:38:50,979 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:38:50,979 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:38:50,980 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:38:50,980 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:38:50,980 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:38:50,980 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_4c60dfc6-fb96-4061-bd55-90ed43b3e797/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c60dfc6-fb96-4061-bd55-90ed43b3e797/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> abf153d7504404447837d5448d411c139d9bf5ab64e9e6700e63ddfa19d4209f [2022-10-17 16:38:51,219 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:38:51,254 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:38:51,256 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:38:51,258 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:38:51,260 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:38:51,262 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c60dfc6-fb96-4061-bd55-90ed43b3e797/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/combinations/Problem05_label48+token_ring.02.cil-1.c [2022-10-17 16:38:51,349 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c60dfc6-fb96-4061-bd55-90ed43b3e797/bin/ukojak-92XMlrwhuB/data/3b121f11d/d6dc91da71c1487c976f546d0bab7cce/FLAG5e65d37bd [2022-10-17 16:38:52,432 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:38:52,434 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c60dfc6-fb96-4061-bd55-90ed43b3e797/sv-benchmarks/c/combinations/Problem05_label48+token_ring.02.cil-1.c [2022-10-17 16:38:52,484 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c60dfc6-fb96-4061-bd55-90ed43b3e797/bin/ukojak-92XMlrwhuB/data/3b121f11d/d6dc91da71c1487c976f546d0bab7cce/FLAG5e65d37bd [2022-10-17 16:38:52,699 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c60dfc6-fb96-4061-bd55-90ed43b3e797/bin/ukojak-92XMlrwhuB/data/3b121f11d/d6dc91da71c1487c976f546d0bab7cce [2022-10-17 16:38:52,702 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:38:52,704 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:38:52,709 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:38:52,709 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:38:52,713 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:38:52,714 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:38:52" (1/1) ... [2022-10-17 16:38:52,716 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@71c1ac56 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:38:52, skipping insertion in model container [2022-10-17 16:38:52,716 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:38:52" (1/1) ... [2022-10-17 16:38:52,724 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:38:53,008 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:38:55,134 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_4c60dfc6-fb96-4061-bd55-90ed43b3e797/sv-benchmarks/c/combinations/Problem05_label48+token_ring.02.cil-1.c[375709,375722] [2022-10-17 16:38:55,167 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_4c60dfc6-fb96-4061-bd55-90ed43b3e797/sv-benchmarks/c/combinations/Problem05_label48+token_ring.02.cil-1.c[383339,383352] [2022-10-17 16:38:55,331 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:38:55,340 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:38:56,689 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_4c60dfc6-fb96-4061-bd55-90ed43b3e797/sv-benchmarks/c/combinations/Problem05_label48+token_ring.02.cil-1.c[375709,375722] [2022-10-17 16:38:56,708 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_4c60dfc6-fb96-4061-bd55-90ed43b3e797/sv-benchmarks/c/combinations/Problem05_label48+token_ring.02.cil-1.c[383339,383352] [2022-10-17 16:38:56,734 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:38:56,819 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:38:56,819 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:38:56 WrapperNode [2022-10-17 16:38:56,819 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:38:56,821 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:38:56,821 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:38:56,821 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:38:56,828 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:38:56" (1/1) ... [2022-10-17 16:38:56,934 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:38:56" (1/1) ... [2022-10-17 16:38:57,443 INFO L138 Inliner]: procedures = 48, calls = 47, calls flagged for inlining = 26, calls inlined = 26, statements flattened = 12619 [2022-10-17 16:38:57,444 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:38:57,445 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:38:57,445 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:38:57,446 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:38:57,455 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:38:56" (1/1) ... [2022-10-17 16:38:57,456 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:38:56" (1/1) ... [2022-10-17 16:38:57,543 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:38:56" (1/1) ... [2022-10-17 16:38:57,543 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:38:56" (1/1) ... [2022-10-17 16:38:57,869 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:38:56" (1/1) ... [2022-10-17 16:38:57,951 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:38:56" (1/1) ... [2022-10-17 16:38:57,972 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:38:56" (1/1) ... [2022-10-17 16:38:58,023 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:38:56" (1/1) ... [2022-10-17 16:38:58,127 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:38:58,129 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:38:58,130 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:38:58,130 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:38:58,141 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:38:56" (1/1) ... [2022-10-17 16:38:58,161 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:38:58,172 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c60dfc6-fb96-4061-bd55-90ed43b3e797/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:38:58,207 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c60dfc6-fb96-4061-bd55-90ed43b3e797/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:38:58,234 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c60dfc6-fb96-4061-bd55-90ed43b3e797/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:38:58,265 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:38:58,265 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2022-10-17 16:38:58,265 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2022-10-17 16:38:58,266 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2022-10-17 16:38:58,266 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2022-10-17 16:38:58,266 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2022-10-17 16:38:58,266 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2022-10-17 16:38:58,266 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2022-10-17 16:38:58,267 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2022-10-17 16:38:58,267 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2022-10-17 16:38:58,267 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2022-10-17 16:38:58,267 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:38:58,267 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2022-10-17 16:38:58,267 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2022-10-17 16:38:58,268 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:38:58,268 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:38:58,432 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:38:58,435 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:39:07,152 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:39:09,436 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:39:09,437 INFO L300 CfgBuilder]: Removed 6 assume(true) statements. [2022-10-17 16:39:09,443 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:39:09 BoogieIcfgContainer [2022-10-17 16:39:09,443 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:39:09,444 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:39:09,444 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:39:09,456 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:39:09,456 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:39:09" (1/1) ... [2022-10-17 16:39:09,466 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:39:09,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:09,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3385 states to 1721 states and 3385 transitions. [2022-10-17 16:39:09,568 INFO L276 IsEmpty]: Start isEmpty. Operand 1721 states and 3385 transitions. [2022-10-17 16:39:09,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-10-17 16:39:09,575 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:09,575 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:09,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:09,968 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 16:39:10,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:10,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3406 states to 1729 states and 3399 transitions. [2022-10-17 16:39:10,135 INFO L276 IsEmpty]: Start isEmpty. Operand 1729 states and 3399 transitions. [2022-10-17 16:39:10,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-10-17 16:39:10,137 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:10,138 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:10,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:10,350 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 16:39:10,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:10,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3406 states to 1730 states and 3399 transitions. [2022-10-17 16:39:10,409 INFO L276 IsEmpty]: Start isEmpty. Operand 1730 states and 3399 transitions. [2022-10-17 16:39:10,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-10-17 16:39:10,419 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:10,419 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:10,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:10,576 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 16:39:10,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:10,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3406 states to 1731 states and 3399 transitions. [2022-10-17 16:39:10,642 INFO L276 IsEmpty]: Start isEmpty. Operand 1731 states and 3399 transitions. [2022-10-17 16:39:10,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-10-17 16:39:10,643 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:10,644 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:10,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:10,794 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 16:39:10,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:10,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3418 states to 1734 states and 3404 transitions. [2022-10-17 16:39:10,964 INFO L276 IsEmpty]: Start isEmpty. Operand 1734 states and 3404 transitions. [2022-10-17 16:39:10,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-10-17 16:39:10,965 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:10,966 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:10,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:11,015 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 16:39:11,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:11,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3435 states to 1742 states and 3419 transitions. [2022-10-17 16:39:11,068 INFO L276 IsEmpty]: Start isEmpty. Operand 1742 states and 3419 transitions. [2022-10-17 16:39:11,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-10-17 16:39:11,070 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:11,070 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:11,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:11,285 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 16:39:11,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:11,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3472 states to 1755 states and 3446 transitions. [2022-10-17 16:39:11,921 INFO L276 IsEmpty]: Start isEmpty. Operand 1755 states and 3446 transitions. [2022-10-17 16:39:11,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-10-17 16:39:11,923 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:11,923 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:11,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:12,137 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 16:39:12,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:12,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3493 states to 1760 states and 3457 transitions. [2022-10-17 16:39:12,886 INFO L276 IsEmpty]: Start isEmpty. Operand 1760 states and 3457 transitions. [2022-10-17 16:39:12,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-10-17 16:39:12,887 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:12,888 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:12,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:12,949 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 16:39:13,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:13,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3494 states to 1761 states and 3458 transitions. [2022-10-17 16:39:13,036 INFO L276 IsEmpty]: Start isEmpty. Operand 1761 states and 3458 transitions. [2022-10-17 16:39:13,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-10-17 16:39:13,037 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:13,038 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:13,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:13,315 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 16:39:15,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:15,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3545 states to 1776 states and 3492 transitions. [2022-10-17 16:39:15,053 INFO L276 IsEmpty]: Start isEmpty. Operand 1776 states and 3492 transitions. [2022-10-17 16:39:15,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-10-17 16:39:15,054 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:15,055 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:15,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:15,126 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 16:39:15,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:15,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3559 states to 1781 states and 3504 transitions. [2022-10-17 16:39:15,734 INFO L276 IsEmpty]: Start isEmpty. Operand 1781 states and 3504 transitions. [2022-10-17 16:39:15,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-10-17 16:39:15,736 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:15,738 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:15,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:15,793 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 16:39:15,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:15,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3543 states to 1775 states and 3491 transitions. [2022-10-17 16:39:15,840 INFO L276 IsEmpty]: Start isEmpty. Operand 1775 states and 3491 transitions. [2022-10-17 16:39:15,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-10-17 16:39:15,845 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:15,845 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:15,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:15,901 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 16:39:16,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:16,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3544 states to 1776 states and 3492 transitions. [2022-10-17 16:39:16,008 INFO L276 IsEmpty]: Start isEmpty. Operand 1776 states and 3492 transitions. [2022-10-17 16:39:16,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-10-17 16:39:16,010 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:16,010 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:16,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:16,347 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 16:39:19,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:19,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3603 states to 1793 states and 3531 transitions. [2022-10-17 16:39:19,269 INFO L276 IsEmpty]: Start isEmpty. Operand 1793 states and 3531 transitions. [2022-10-17 16:39:19,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-10-17 16:39:19,271 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:19,271 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:19,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:19,321 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked.