./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.ufo.UNBOUNDED.pals.c.p+lhb-reducer.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_17b2e8dc-9405-4813-8238-1d8cf4f1dc7e/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17b2e8dc-9405-4813-8238-1d8cf4f1dc7e/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_17b2e8dc-9405-4813-8238-1d8cf4f1dc7e/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17b2e8dc-9405-4813-8238-1d8cf4f1dc7e/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.ufo.UNBOUNDED.pals.c.p+lhb-reducer.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17b2e8dc-9405-4813-8238-1d8cf4f1dc7e/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_17b2e8dc-9405-4813-8238-1d8cf4f1dc7e/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 1cf988187e51661749a7431d3b54c72cef46dbc57db121ef5e55cfa0bf7b27cc --- 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 16:34:37,510 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:34:37,512 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:34:37,569 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:34:37,570 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:34:37,575 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:34:37,577 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:34:37,581 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:34:37,586 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:34:37,591 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:34:37,593 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:34:37,595 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:34:37,596 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:34:37,601 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:34:37,603 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:34:37,606 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:34:37,607 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:34:37,608 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:34:37,611 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:34:37,618 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:34:37,620 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:34:37,622 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:34:37,625 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:34:37,627 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:34:37,637 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:34:37,637 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:34:37,637 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:34:37,640 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:34:37,640 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:34:37,641 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:34:37,642 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:34:37,643 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:34:37,645 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:34:37,646 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:34:37,650 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:34:37,651 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:34:37,652 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:34:37,652 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:34:37,652 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:34:37,653 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:34:37,654 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:34:37,655 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17b2e8dc-9405-4813-8238-1d8cf4f1dc7e/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:34:37,697 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:34:37,697 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:34:37,699 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:34:37,699 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:34:37,700 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:34:37,700 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:34:37,700 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:34:37,701 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:34:37,701 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:34:37,701 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:34:37,702 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:34:37,702 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:34:37,703 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:34:37,703 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:34:37,703 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:34:37,703 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:34:37,703 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:34:37,704 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:34:37,704 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:34:37,704 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:34:37,704 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:34:37,705 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:34:37,705 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:34:37,705 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:34:37,705 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:34:37,705 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:34:37,707 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:34:37,707 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:34:37,708 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_17b2e8dc-9405-4813-8238-1d8cf4f1dc7e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17b2e8dc-9405-4813-8238-1d8cf4f1dc7e/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1cf988187e51661749a7431d3b54c72cef46dbc57db121ef5e55cfa0bf7b27cc [2022-10-17 16:34:38,004 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:34:38,026 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:34:38,029 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:34:38,030 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:34:38,031 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:34:38,033 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17b2e8dc-9405-4813-8238-1d8cf4f1dc7e/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.ufo.UNBOUNDED.pals.c.p+lhb-reducer.c [2022-10-17 16:34:38,109 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17b2e8dc-9405-4813-8238-1d8cf4f1dc7e/bin/ukojak-92XMlrwhuB/data/5e00cdec6/5e794d6dbb6341988072d268310a0326/FLAG4b79c2000 [2022-10-17 16:34:38,744 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:34:38,745 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17b2e8dc-9405-4813-8238-1d8cf4f1dc7e/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.ufo.UNBOUNDED.pals.c.p+lhb-reducer.c [2022-10-17 16:34:38,769 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17b2e8dc-9405-4813-8238-1d8cf4f1dc7e/bin/ukojak-92XMlrwhuB/data/5e00cdec6/5e794d6dbb6341988072d268310a0326/FLAG4b79c2000 [2022-10-17 16:34:39,046 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17b2e8dc-9405-4813-8238-1d8cf4f1dc7e/bin/ukojak-92XMlrwhuB/data/5e00cdec6/5e794d6dbb6341988072d268310a0326 [2022-10-17 16:34:39,051 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:34:39,053 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:34:39,057 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:34:39,057 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:34:39,060 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:34:39,061 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:34:39" (1/1) ... [2022-10-17 16:34:39,063 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2b57dfc0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:34:39, skipping insertion in model container [2022-10-17 16:34:39,064 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:34:39" (1/1) ... [2022-10-17 16:34:39,071 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:34:39,158 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:34:39,540 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_17b2e8dc-9405-4813-8238-1d8cf4f1dc7e/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.ufo.UNBOUNDED.pals.c.p+lhb-reducer.c[13915,13928] [2022-10-17 16:34:39,615 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:34:39,641 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:34:39,752 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_17b2e8dc-9405-4813-8238-1d8cf4f1dc7e/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.ufo.UNBOUNDED.pals.c.p+lhb-reducer.c[13915,13928] [2022-10-17 16:34:39,808 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:34:39,826 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:34:39,827 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:34:39 WrapperNode [2022-10-17 16:34:39,827 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:34:39,828 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:34:39,828 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:34:39,828 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:34:39,835 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:34:39" (1/1) ... [2022-10-17 16:34:39,852 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:34:39" (1/1) ... [2022-10-17 16:34:39,910 INFO L138 Inliner]: procedures = 26, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 1176 [2022-10-17 16:34:39,910 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:34:39,911 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:34:39,911 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:34:39,911 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:34:39,938 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:34:39" (1/1) ... [2022-10-17 16:34:39,938 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:34:39" (1/1) ... [2022-10-17 16:34:39,944 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:34:39" (1/1) ... [2022-10-17 16:34:39,945 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:34:39" (1/1) ... [2022-10-17 16:34:39,975 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:34:39" (1/1) ... [2022-10-17 16:34:39,999 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:34:39" (1/1) ... [2022-10-17 16:34:40,003 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:34:39" (1/1) ... [2022-10-17 16:34:40,024 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:34:39" (1/1) ... [2022-10-17 16:34:40,038 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:34:40,039 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:34:40,048 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:34:40,048 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:34:40,049 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:34:39" (1/1) ... [2022-10-17 16:34:40,056 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:34:40,068 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17b2e8dc-9405-4813-8238-1d8cf4f1dc7e/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:34:40,082 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17b2e8dc-9405-4813-8238-1d8cf4f1dc7e/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:34:40,101 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17b2e8dc-9405-4813-8238-1d8cf4f1dc7e/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:34:40,135 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:34:40,135 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:34:40,138 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:34:40,138 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:34:40,362 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:34:40,364 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:34:41,436 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:34:42,223 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:34:42,223 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-10-17 16:34:42,227 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:34:42 BoogieIcfgContainer [2022-10-17 16:34:42,228 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:34:42,229 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:34:42,229 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:34:42,241 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:34:42,241 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:34:42" (1/1) ... [2022-10-17 16:34:42,252 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:34:42,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:34:42,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 175 states and 263 transitions. [2022-10-17 16:34:42,351 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 263 transitions. [2022-10-17 16:34:42,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2022-10-17 16:34:42,359 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:34:42,359 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:34:42,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:34:43,843 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 16:34:44,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:34:44,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 175 states and 261 transitions. [2022-10-17 16:34:44,007 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 261 transitions. [2022-10-17 16:34:44,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2022-10-17 16:34:44,010 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:34:44,011 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:34:44,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:34:44,855 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 16:34:45,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:34:45,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 179 states and 266 transitions. [2022-10-17 16:34:45,171 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 266 transitions. [2022-10-17 16:34:45,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2022-10-17 16:34:45,176 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:34:45,176 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:34:45,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:34:45,904 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 16:34:45,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:34:45,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 175 states and 260 transitions. [2022-10-17 16:34:45,921 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 260 transitions. [2022-10-17 16:34:45,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2022-10-17 16:34:45,931 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:34:45,931 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:34:45,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:34:46,999 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 16:34:47,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:34:47,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 184 states and 273 transitions. [2022-10-17 16:34:47,531 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 273 transitions. [2022-10-17 16:34:47,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2022-10-17 16:34:47,533 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:34:47,533 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:34:47,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:34:48,353 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 16:34:48,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:34:48,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 185 states and 273 transitions. [2022-10-17 16:34:48,378 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 273 transitions. [2022-10-17 16:34:48,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2022-10-17 16:34:48,381 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:34:48,381 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:34:48,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:34:49,249 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 16:34:49,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:34:49,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 175 states and 259 transitions. [2022-10-17 16:34:49,268 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 259 transitions. [2022-10-17 16:34:49,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2022-10-17 16:34:49,269 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:34:49,270 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:34:49,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:34:50,294 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 16:34:51,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:34:51,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 189 states and 280 transitions. [2022-10-17 16:34:51,155 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 280 transitions. [2022-10-17 16:34:51,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2022-10-17 16:34:51,162 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:34:51,162 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:34:51,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:34:52,053 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 16:34:52,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:34:52,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 190 states and 280 transitions. [2022-10-17 16:34:52,074 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 280 transitions. [2022-10-17 16:34:52,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2022-10-17 16:34:52,075 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:34:52,076 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:34:52,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:34:52,966 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 16:34:52,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:34:52,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 191 states and 280 transitions. [2022-10-17 16:34:52,989 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 280 transitions. [2022-10-17 16:34:52,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2022-10-17 16:34:52,990 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:34:52,992 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:34:53,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:34:53,846 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 16:34:53,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:34:53,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 175 states and 258 transitions. [2022-10-17 16:34:53,870 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 258 transitions. [2022-10-17 16:34:53,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2022-10-17 16:34:53,871 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:34:53,871 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:34:53,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:34:54,878 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 16:34:56,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:34:56,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 287 states to 194 states and 287 transitions. [2022-10-17 16:34:56,126 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 287 transitions. [2022-10-17 16:34:56,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2022-10-17 16:34:56,127 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:34:56,128 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:34:56,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:34:57,039 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 16:34:57,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:34:57,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 287 states to 195 states and 287 transitions. [2022-10-17 16:34:57,067 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 287 transitions. [2022-10-17 16:34:57,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2022-10-17 16:34:57,068 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:34:57,069 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:34:57,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:34:57,928 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 16:34:57,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:34:57,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 287 states to 196 states and 287 transitions. [2022-10-17 16:34:57,954 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 287 transitions. [2022-10-17 16:34:57,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2022-10-17 16:34:57,955 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:34:57,956 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:34:57,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:34:58,796 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 16:34:58,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:34:58,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 287 states to 197 states and 287 transitions. [2022-10-17 16:34:58,827 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 287 transitions. [2022-10-17 16:34:58,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2022-10-17 16:34:58,828 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:34:58,829 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:34:58,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:34:59,695 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 16:34:59,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:34:59,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 175 states and 257 transitions. [2022-10-17 16:34:59,717 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 257 transitions. [2022-10-17 16:34:59,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2022-10-17 16:34:59,718 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:34:59,719 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:34:59,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:00,832 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 16:35:02,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:02,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 294 states to 199 states and 294 transitions. [2022-10-17 16:35:02,608 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 294 transitions. [2022-10-17 16:35:02,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2022-10-17 16:35:02,609 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:02,609 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:02,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:03,550 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 16:35:03,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:03,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 294 states to 200 states and 294 transitions. [2022-10-17 16:35:03,575 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 294 transitions. [2022-10-17 16:35:03,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2022-10-17 16:35:03,576 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:03,576 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:03,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:04,553 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 16:35:04,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:04,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 294 states to 201 states and 294 transitions. [2022-10-17 16:35:04,580 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 294 transitions. [2022-10-17 16:35:04,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2022-10-17 16:35:04,581 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:04,582 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:04,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat