./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/Problem05_label47+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_472937a6-29e3-474d-a67e-1c1c7754129f/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_472937a6-29e3-474d-a67e-1c1c7754129f/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_472937a6-29e3-474d-a67e-1c1c7754129f/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_472937a6-29e3-474d-a67e-1c1c7754129f/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/Problem05_label47+token_ring.02.cil-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_472937a6-29e3-474d-a67e-1c1c7754129f/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_472937a6-29e3-474d-a67e-1c1c7754129f/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 e29588631802f33e276df8c8a4376435a271a426c8b5d54fd1eb814b142c7499 --- 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 16:48:57,750 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:48:57,753 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:48:57,786 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:48:57,786 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:48:57,788 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:48:57,789 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:48:57,792 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:48:57,794 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:48:57,795 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:48:57,796 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:48:57,798 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:48:57,798 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:48:57,800 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:48:57,801 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:48:57,803 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:48:57,804 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:48:57,805 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:48:57,808 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:48:57,810 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:48:57,813 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:48:57,814 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:48:57,816 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:48:57,817 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:48:57,823 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:48:57,823 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:48:57,824 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:48:57,825 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:48:57,826 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:48:57,827 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:48:57,827 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:48:57,828 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:48:57,829 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:48:57,830 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:48:57,832 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:48:57,832 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:48:57,833 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:48:57,833 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:48:57,834 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:48:57,835 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:48:57,836 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:48:57,837 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_472937a6-29e3-474d-a67e-1c1c7754129f/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:48:57,863 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:48:57,864 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:48:57,865 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:48:57,865 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:48:57,866 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:48:57,866 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:48:57,866 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:48:57,866 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:48:57,867 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:48:57,867 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:48:57,868 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:48:57,868 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:48:57,868 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:48:57,868 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:48:57,869 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:48:57,869 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:48:57,869 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:48:57,869 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:48:57,869 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:48:57,870 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:48:57,870 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:48:57,870 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:48:57,870 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:48:57,870 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:48:57,871 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:48:57,871 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:48:57,871 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:48:57,871 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:48:57,871 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_472937a6-29e3-474d-a67e-1c1c7754129f/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_472937a6-29e3-474d-a67e-1c1c7754129f/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e29588631802f33e276df8c8a4376435a271a426c8b5d54fd1eb814b142c7499 [2022-10-17 16:48:58,186 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:48:58,207 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:48:58,209 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:48:58,211 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:48:58,212 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:48:58,213 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_472937a6-29e3-474d-a67e-1c1c7754129f/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/combinations/Problem05_label47+token_ring.02.cil-1.c [2022-10-17 16:48:58,277 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_472937a6-29e3-474d-a67e-1c1c7754129f/bin/ukojak-92XMlrwhuB/data/f6d37b194/20f7f5bf512845318b52c2b32a60e7e1/FLAG559909265 [2022-10-17 16:48:59,310 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:48:59,311 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_472937a6-29e3-474d-a67e-1c1c7754129f/sv-benchmarks/c/combinations/Problem05_label47+token_ring.02.cil-1.c [2022-10-17 16:48:59,373 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_472937a6-29e3-474d-a67e-1c1c7754129f/bin/ukojak-92XMlrwhuB/data/f6d37b194/20f7f5bf512845318b52c2b32a60e7e1/FLAG559909265 [2022-10-17 16:48:59,611 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_472937a6-29e3-474d-a67e-1c1c7754129f/bin/ukojak-92XMlrwhuB/data/f6d37b194/20f7f5bf512845318b52c2b32a60e7e1 [2022-10-17 16:48:59,614 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:48:59,617 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:48:59,620 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:48:59,620 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:48:59,623 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:48:59,624 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:48:59" (1/1) ... [2022-10-17 16:48:59,626 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3385882a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:48:59, skipping insertion in model container [2022-10-17 16:48:59,626 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:48:59" (1/1) ... [2022-10-17 16:48:59,634 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:48:59,925 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:49:02,331 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_472937a6-29e3-474d-a67e-1c1c7754129f/sv-benchmarks/c/combinations/Problem05_label47+token_ring.02.cil-1.c[377612,377625] [2022-10-17 16:49:02,368 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_472937a6-29e3-474d-a67e-1c1c7754129f/sv-benchmarks/c/combinations/Problem05_label47+token_ring.02.cil-1.c[383339,383352] [2022-10-17 16:49:02,543 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:49:02,553 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:49:03,817 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_472937a6-29e3-474d-a67e-1c1c7754129f/sv-benchmarks/c/combinations/Problem05_label47+token_ring.02.cil-1.c[377612,377625] [2022-10-17 16:49:03,826 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_472937a6-29e3-474d-a67e-1c1c7754129f/sv-benchmarks/c/combinations/Problem05_label47+token_ring.02.cil-1.c[383339,383352] [2022-10-17 16:49:03,855 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:49:03,939 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:49:03,939 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:49:03 WrapperNode [2022-10-17 16:49:03,940 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:49:03,941 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:49:03,942 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:49:03,942 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:49:03,951 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:49:03" (1/1) ... [2022-10-17 16:49:04,077 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:49:03" (1/1) ... [2022-10-17 16:49:04,604 INFO L138 Inliner]: procedures = 48, calls = 47, calls flagged for inlining = 26, calls inlined = 26, statements flattened = 12619 [2022-10-17 16:49:04,604 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:49:04,605 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:49:04,606 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:49:04,606 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:49:04,619 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:49:03" (1/1) ... [2022-10-17 16:49:04,635 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:49:03" (1/1) ... [2022-10-17 16:49:04,725 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:49:03" (1/1) ... [2022-10-17 16:49:04,726 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:49:03" (1/1) ... [2022-10-17 16:49:05,137 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:49:03" (1/1) ... [2022-10-17 16:49:05,197 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:49:03" (1/1) ... [2022-10-17 16:49:05,228 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:49:03" (1/1) ... [2022-10-17 16:49:05,254 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:49:03" (1/1) ... [2022-10-17 16:49:05,321 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:49:05,322 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:49:05,322 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:49:05,323 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:49:05,324 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:49:03" (1/1) ... [2022-10-17 16:49:05,330 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:49:05,347 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_472937a6-29e3-474d-a67e-1c1c7754129f/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:49:05,360 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_472937a6-29e3-474d-a67e-1c1c7754129f/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:49:05,379 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_472937a6-29e3-474d-a67e-1c1c7754129f/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:49:05,411 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:49:05,411 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2022-10-17 16:49:05,411 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2022-10-17 16:49:05,411 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2022-10-17 16:49:05,412 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2022-10-17 16:49:05,412 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2022-10-17 16:49:05,412 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2022-10-17 16:49:05,412 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2022-10-17 16:49:05,412 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2022-10-17 16:49:05,412 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2022-10-17 16:49:05,412 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2022-10-17 16:49:05,413 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:49:05,413 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2022-10-17 16:49:05,413 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2022-10-17 16:49:05,413 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:49:05,413 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:49:05,512 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:49:05,515 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:49:14,093 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:49:16,151 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:49:16,151 INFO L300 CfgBuilder]: Removed 6 assume(true) statements. [2022-10-17 16:49:16,156 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:49:16 BoogieIcfgContainer [2022-10-17 16:49:16,156 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:49:16,157 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:49:16,158 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:49:16,168 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:49:16,168 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:49:16" (1/1) ... [2022-10-17 16:49:16,177 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:49:16,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:16,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3385 states to 1721 states and 3385 transitions. [2022-10-17 16:49:16,279 INFO L276 IsEmpty]: Start isEmpty. Operand 1721 states and 3385 transitions. [2022-10-17 16:49:16,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-10-17 16:49:16,286 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:16,286 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:16,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:16,585 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 16:49:16,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:16,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3406 states to 1729 states and 3399 transitions. [2022-10-17 16:49:16,766 INFO L276 IsEmpty]: Start isEmpty. Operand 1729 states and 3399 transitions. [2022-10-17 16:49:16,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-10-17 16:49:16,769 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:16,769 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:16,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:17,046 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 16:49:17,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:17,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3406 states to 1730 states and 3399 transitions. [2022-10-17 16:49:17,091 INFO L276 IsEmpty]: Start isEmpty. Operand 1730 states and 3399 transitions. [2022-10-17 16:49:17,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-10-17 16:49:17,100 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:17,100 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:17,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:17,226 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 16:49:17,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:17,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3406 states to 1731 states and 3399 transitions. [2022-10-17 16:49:17,261 INFO L276 IsEmpty]: Start isEmpty. Operand 1731 states and 3399 transitions. [2022-10-17 16:49:17,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-10-17 16:49:17,262 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:17,262 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:17,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:17,352 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 16:49:17,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:17,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3418 states to 1734 states and 3404 transitions. [2022-10-17 16:49:17,514 INFO L276 IsEmpty]: Start isEmpty. Operand 1734 states and 3404 transitions. [2022-10-17 16:49:17,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-10-17 16:49:17,516 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:17,516 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:17,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:17,564 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 16:49:17,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:17,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3435 states to 1742 states and 3419 transitions. [2022-10-17 16:49:17,626 INFO L276 IsEmpty]: Start isEmpty. Operand 1742 states and 3419 transitions. [2022-10-17 16:49:17,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-10-17 16:49:17,627 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:17,628 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:17,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:17,841 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 16:49:18,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:18,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3472 states to 1755 states and 3446 transitions. [2022-10-17 16:49:18,469 INFO L276 IsEmpty]: Start isEmpty. Operand 1755 states and 3446 transitions. [2022-10-17 16:49:18,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-10-17 16:49:18,470 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:18,471 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:18,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:18,584 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 16:49:19,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:19,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3493 states to 1760 states and 3457 transitions. [2022-10-17 16:49:19,269 INFO L276 IsEmpty]: Start isEmpty. Operand 1760 states and 3457 transitions. [2022-10-17 16:49:19,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-10-17 16:49:19,271 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:19,271 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:19,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:19,329 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 16:49:19,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:19,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3494 states to 1761 states and 3458 transitions. [2022-10-17 16:49:19,413 INFO L276 IsEmpty]: Start isEmpty. Operand 1761 states and 3458 transitions. [2022-10-17 16:49:19,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-10-17 16:49:19,414 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:19,415 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:19,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:19,726 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 16:49:21,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:21,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3545 states to 1776 states and 3492 transitions. [2022-10-17 16:49:21,395 INFO L276 IsEmpty]: Start isEmpty. Operand 1776 states and 3492 transitions. [2022-10-17 16:49:21,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-10-17 16:49:21,397 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:21,398 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:21,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:21,495 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 16:49:22,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:22,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3559 states to 1781 states and 3504 transitions. [2022-10-17 16:49:22,086 INFO L276 IsEmpty]: Start isEmpty. Operand 1781 states and 3504 transitions. [2022-10-17 16:49:22,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-10-17 16:49:22,089 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:22,091 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:22,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:22,147 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 16:49:22,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:22,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3543 states to 1775 states and 3491 transitions. [2022-10-17 16:49:22,192 INFO L276 IsEmpty]: Start isEmpty. Operand 1775 states and 3491 transitions. [2022-10-17 16:49:22,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-10-17 16:49:22,198 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:22,198 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:22,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:22,251 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 16:49:22,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:22,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3544 states to 1776 states and 3492 transitions. [2022-10-17 16:49:22,358 INFO L276 IsEmpty]: Start isEmpty. Operand 1776 states and 3492 transitions. [2022-10-17 16:49:22,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-10-17 16:49:22,369 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:22,370 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:22,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:22,701 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 16:49:25,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:25,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3603 states to 1793 states and 3531 transitions. [2022-10-17 16:49:25,803 INFO L276 IsEmpty]: Start isEmpty. Operand 1793 states and 3531 transitions. [2022-10-17 16:49:25,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-10-17 16:49:25,804 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:25,805 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:25,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:25,855 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 16:49:26,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:26,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3616 states to 1797 states and 3542 transitions. [2022-10-17 16:49:26,721 INFO L276 IsEmpty]: Start isEmpty. Operand 1797 states and 3542 transitions. [2022-10-17 16:49:26,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-10-17 16:49:26,722 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:26,723 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:26,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:26,769 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 16:49:26,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:26,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3597 states to 1791 states and 3527 transitions. [2022-10-17 16:49:26,808 INFO L276 IsEmpty]: Start isEmpty. Operand 1791 states and 3527 transitions. [2022-10-17 16:49:26,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-10-17 16:49:26,810 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:26,810 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:26,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:26,860 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 16:49:27,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available