./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/Problem05_label42+token_ring.04.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_b5bc6a49-bddc-4dc9-9ee9-7d8737fa9e6d/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5bc6a49-bddc-4dc9-9ee9-7d8737fa9e6d/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_b5bc6a49-bddc-4dc9-9ee9-7d8737fa9e6d/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5bc6a49-bddc-4dc9-9ee9-7d8737fa9e6d/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/Problem05_label42+token_ring.04.cil-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5bc6a49-bddc-4dc9-9ee9-7d8737fa9e6d/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_b5bc6a49-bddc-4dc9-9ee9-7d8737fa9e6d/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 3a629e5533750136bdc4ecf4cf9ae4f163f3dcd9918add7f5bb2c2e476f05d0e --- 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 16:59:48,697 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:59:48,700 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:59:48,752 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:59:48,753 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:59:48,759 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:59:48,762 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:59:48,767 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:59:48,769 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:59:48,777 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:59:48,778 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:59:48,781 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:59:48,782 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:59:48,785 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:59:48,787 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:59:48,790 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:59:48,792 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:59:48,793 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:59:48,795 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:59:48,806 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:59:48,810 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:59:48,812 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:59:48,816 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:59:48,817 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:59:48,823 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:59:48,823 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:59:48,824 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:59:48,826 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:59:48,826 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:59:48,828 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:59:48,829 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:59:48,830 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:59:48,832 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:59:48,833 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:59:48,835 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:59:48,835 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:59:48,836 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:59:48,836 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:59:48,836 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:59:48,837 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:59:48,838 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:59:48,840 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5bc6a49-bddc-4dc9-9ee9-7d8737fa9e6d/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:59:48,897 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:59:48,897 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:59:48,898 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:59:48,898 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:59:48,899 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:59:48,899 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:59:48,899 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:59:48,900 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:59:48,900 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:59:48,900 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:59:48,900 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:59:48,900 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:59:48,901 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:59:48,901 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:59:48,901 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:59:48,901 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:59:48,902 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:59:48,902 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:59:48,902 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:59:48,902 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:59:48,902 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:59:48,903 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:59:48,903 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:59:48,903 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:59:48,903 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:59:48,904 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:59:48,904 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:59:48,904 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:59:48,904 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_b5bc6a49-bddc-4dc9-9ee9-7d8737fa9e6d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5bc6a49-bddc-4dc9-9ee9-7d8737fa9e6d/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3a629e5533750136bdc4ecf4cf9ae4f163f3dcd9918add7f5bb2c2e476f05d0e [2022-10-17 16:59:49,197 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:59:49,232 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:59:49,235 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:59:49,236 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:59:49,238 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:59:49,240 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5bc6a49-bddc-4dc9-9ee9-7d8737fa9e6d/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/combinations/Problem05_label42+token_ring.04.cil-2.c [2022-10-17 16:59:49,323 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5bc6a49-bddc-4dc9-9ee9-7d8737fa9e6d/bin/ukojak-92XMlrwhuB/data/0bdf65ef3/a6b992d83e0b447baf978165bef6b2f2/FLAGc803fcdea [2022-10-17 16:59:50,508 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:59:50,511 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5bc6a49-bddc-4dc9-9ee9-7d8737fa9e6d/sv-benchmarks/c/combinations/Problem05_label42+token_ring.04.cil-2.c [2022-10-17 16:59:50,579 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5bc6a49-bddc-4dc9-9ee9-7d8737fa9e6d/bin/ukojak-92XMlrwhuB/data/0bdf65ef3/a6b992d83e0b447baf978165bef6b2f2/FLAGc803fcdea [2022-10-17 16:59:50,763 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5bc6a49-bddc-4dc9-9ee9-7d8737fa9e6d/bin/ukojak-92XMlrwhuB/data/0bdf65ef3/a6b992d83e0b447baf978165bef6b2f2 [2022-10-17 16:59:50,766 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:59:50,769 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:59:50,771 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:59:50,771 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:59:50,774 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:59:50,775 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:59:50" (1/1) ... [2022-10-17 16:59:50,777 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6460a910 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:59:50, skipping insertion in model container [2022-10-17 16:59:50,777 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:59:50" (1/1) ... [2022-10-17 16:59:50,790 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:59:51,025 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:59:53,396 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_b5bc6a49-bddc-4dc9-9ee9-7d8737fa9e6d/sv-benchmarks/c/combinations/Problem05_label42+token_ring.04.cil-2.c[378560,378573] [2022-10-17 16:59:53,437 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_b5bc6a49-bddc-4dc9-9ee9-7d8737fa9e6d/sv-benchmarks/c/combinations/Problem05_label42+token_ring.04.cil-2.c[383339,383352] [2022-10-17 16:59:53,723 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:59:53,732 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:59:54,972 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_b5bc6a49-bddc-4dc9-9ee9-7d8737fa9e6d/sv-benchmarks/c/combinations/Problem05_label42+token_ring.04.cil-2.c[378560,378573] [2022-10-17 16:59:54,981 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_b5bc6a49-bddc-4dc9-9ee9-7d8737fa9e6d/sv-benchmarks/c/combinations/Problem05_label42+token_ring.04.cil-2.c[383339,383352] [2022-10-17 16:59:55,009 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:59:55,085 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:59:55,085 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:59:55 WrapperNode [2022-10-17 16:59:55,085 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:59:55,086 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:59:55,087 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:59:55,087 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:59:55,095 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:59:55" (1/1) ... [2022-10-17 16:59:55,256 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:59:55" (1/1) ... [2022-10-17 16:59:55,745 INFO L138 Inliner]: procedures = 52, calls = 54, calls flagged for inlining = 29, calls inlined = 29, statements flattened = 12740 [2022-10-17 16:59:55,745 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:59:55,747 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:59:55,747 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:59:55,747 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:59:55,757 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:59:55" (1/1) ... [2022-10-17 16:59:55,758 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:59:55" (1/1) ... [2022-10-17 16:59:55,824 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:59:55" (1/1) ... [2022-10-17 16:59:55,825 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:59:55" (1/1) ... [2022-10-17 16:59:56,073 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:59:55" (1/1) ... [2022-10-17 16:59:56,126 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:59:55" (1/1) ... [2022-10-17 16:59:56,152 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:59:55" (1/1) ... [2022-10-17 16:59:56,171 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:59:55" (1/1) ... [2022-10-17 16:59:56,316 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:59:56,324 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:59:56,324 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:59:56,324 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:59:56,325 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:59:55" (1/1) ... [2022-10-17 16:59:56,336 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:59:56,347 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5bc6a49-bddc-4dc9-9ee9-7d8737fa9e6d/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:59:56,389 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5bc6a49-bddc-4dc9-9ee9-7d8737fa9e6d/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:59:56,467 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5bc6a49-bddc-4dc9-9ee9-7d8737fa9e6d/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:59:56,528 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:59:56,528 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2022-10-17 16:59:56,528 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2022-10-17 16:59:56,529 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2022-10-17 16:59:56,529 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2022-10-17 16:59:56,529 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2022-10-17 16:59:56,529 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2022-10-17 16:59:56,529 INFO L130 BoogieDeclarations]: Found specification of procedure error [2022-10-17 16:59:56,529 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2022-10-17 16:59:56,529 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2022-10-17 16:59:56,530 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2022-10-17 16:59:56,530 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2022-10-17 16:59:56,530 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2022-10-17 16:59:56,530 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2022-10-17 16:59:56,530 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2022-10-17 16:59:56,530 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:59:56,531 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:59:56,531 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:59:56,725 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:59:56,727 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 17:00:06,282 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 17:00:09,129 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 17:00:09,130 INFO L300 CfgBuilder]: Removed 8 assume(true) statements. [2022-10-17 17:00:09,136 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 05:00:09 BoogieIcfgContainer [2022-10-17 17:00:09,136 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 17:00:09,137 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 17:00:09,137 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 17:00:09,146 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 17:00:09,146 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 05:00:09" (1/1) ... [2022-10-17 17:00:09,153 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 17:00:09,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:00:09,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3431 states to 1749 states and 3431 transitions. [2022-10-17 17:00:09,264 INFO L276 IsEmpty]: Start isEmpty. Operand 1749 states and 3431 transitions. [2022-10-17 17:00:09,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-10-17 17:00:09,273 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:00:09,273 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:00:09,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:00:09,697 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 17:00:09,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:00:09,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3462 states to 1762 states and 3455 transitions. [2022-10-17 17:00:09,880 INFO L276 IsEmpty]: Start isEmpty. Operand 1762 states and 3455 transitions. [2022-10-17 17:00:09,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-10-17 17:00:09,883 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:00:09,883 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:00:09,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:00:10,020 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 17:00:10,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:00:10,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3462 states to 1763 states and 3455 transitions. [2022-10-17 17:00:10,072 INFO L276 IsEmpty]: Start isEmpty. Operand 1763 states and 3455 transitions. [2022-10-17 17:00:10,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-10-17 17:00:10,081 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:00:10,082 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:00:10,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:00:10,201 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 17:00:10,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:00:10,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3462 states to 1764 states and 3455 transitions. [2022-10-17 17:00:10,332 INFO L276 IsEmpty]: Start isEmpty. Operand 1764 states and 3455 transitions. [2022-10-17 17:00:10,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-10-17 17:00:10,333 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:00:10,334 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:00:10,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:00:10,461 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 17:00:10,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:00:10,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3462 states to 1765 states and 3455 transitions. [2022-10-17 17:00:10,489 INFO L276 IsEmpty]: Start isEmpty. Operand 1765 states and 3455 transitions. [2022-10-17 17:00:10,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-10-17 17:00:10,492 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:00:10,492 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:00:10,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:00:10,588 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 17:00:10,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:00:10,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3462 states to 1766 states and 3455 transitions. [2022-10-17 17:00:10,624 INFO L276 IsEmpty]: Start isEmpty. Operand 1766 states and 3455 transitions. [2022-10-17 17:00:10,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-10-17 17:00:10,626 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:00:10,627 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:00:10,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:00:10,779 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 17:00:10,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:00:10,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3486 states to 1775 states and 3472 transitions. [2022-10-17 17:00:10,985 INFO L276 IsEmpty]: Start isEmpty. Operand 1775 states and 3472 transitions. [2022-10-17 17:00:10,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-10-17 17:00:10,986 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:00:10,986 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:00:11,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:00:11,097 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 17:00:11,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:00:11,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3486 states to 1776 states and 3472 transitions. [2022-10-17 17:00:11,126 INFO L276 IsEmpty]: Start isEmpty. Operand 1776 states and 3472 transitions. [2022-10-17 17:00:11,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-10-17 17:00:11,126 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:00:11,127 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:00:11,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:00:11,231 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 17:00:11,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:00:11,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3486 states to 1777 states and 3472 transitions. [2022-10-17 17:00:11,262 INFO L276 IsEmpty]: Start isEmpty. Operand 1777 states and 3472 transitions. [2022-10-17 17:00:11,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-10-17 17:00:11,263 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:00:11,263 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:00:11,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:00:11,349 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 17:00:11,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:00:11,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3504 states to 1782 states and 3483 transitions. [2022-10-17 17:00:11,545 INFO L276 IsEmpty]: Start isEmpty. Operand 1782 states and 3483 transitions. [2022-10-17 17:00:11,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-10-17 17:00:11,547 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:00:11,547 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:00:11,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:00:11,611 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 17:00:11,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:00:11,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3504 states to 1783 states and 3483 transitions. [2022-10-17 17:00:11,638 INFO L276 IsEmpty]: Start isEmpty. Operand 1783 states and 3483 transitions. [2022-10-17 17:00:11,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-10-17 17:00:11,639 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:00:11,639 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:00:11,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:00:11,681 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 17:00:11,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:00:11,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3521 states to 1791 states and 3498 transitions. [2022-10-17 17:00:11,734 INFO L276 IsEmpty]: Start isEmpty. Operand 1791 states and 3498 transitions. [2022-10-17 17:00:11,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-10-17 17:00:11,735 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:00:11,736 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:00:11,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:00:11,967 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 17:00:12,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:00:12,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3571 states to 1810 states and 3537 transitions. [2022-10-17 17:00:12,871 INFO L276 IsEmpty]: Start isEmpty. Operand 1810 states and 3537 transitions. [2022-10-17 17:00:12,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-10-17 17:00:12,874 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:00:12,874 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:00:12,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:00:13,050 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 17:00:13,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:00:13,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3586 states to 1812 states and 3542 transitions. [2022-10-17 17:00:13,727 INFO L276 IsEmpty]: Start isEmpty. Operand 1812 states and 3542 transitions. [2022-10-17 17:00:13,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-10-17 17:00:13,728 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:00:13,729 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:00:13,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:00:13,873 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 17:00:15,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:00:15,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3619 states to 1823 states and 3565 transitions. [2022-10-17 17:00:15,204 INFO L276 IsEmpty]: Start isEmpty. Operand 1823 states and 3565 transitions. [2022-10-17 17:00:15,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-10-17 17:00:15,205 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:00:15,206 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:00:15,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:00:15,385 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 17:00:15,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:00:15,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3620 states to 1824 states and 3566 transitions. [2022-10-17 17:00:15,473 INFO L276 IsEmpty]: Start isEmpty. Operand 1824 states and 3566 transitions. [2022-10-17 17:00:15,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-10-17 17:00:15,475 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:00:15,476 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:00:15,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:00:15,556 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 17:00:15,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:00:15,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3621 states to 1825 states and 3567 transitions. [2022-10-17 17:00:15,652 INFO L276 IsEmpty]: Start isEmpty. Operand 1825 states and 3567 transitions. [2022-10-17 17:00:15,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-10-17 17:00:15,653 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:00:15,654 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:00:15,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:00:16,101 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked.