./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/Problem05_label40+token_ring.03.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_13e28f0b-1667-4be5-b1d9-298264427fb7/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13e28f0b-1667-4be5-b1d9-298264427fb7/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_13e28f0b-1667-4be5-b1d9-298264427fb7/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13e28f0b-1667-4be5-b1d9-298264427fb7/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/Problem05_label40+token_ring.03.cil-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13e28f0b-1667-4be5-b1d9-298264427fb7/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_13e28f0b-1667-4be5-b1d9-298264427fb7/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 2f6e67caa8159a722902bebe9d23adade07462f3fac0eb20b485945b97ba6592 --- 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 16:49:23,189 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:49:23,192 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:49:23,251 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:49:23,252 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:49:23,257 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:49:23,259 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:49:23,263 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:49:23,268 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:49:23,274 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:49:23,276 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:49:23,278 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:49:23,279 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:49:23,285 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:49:23,287 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:49:23,290 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:49:23,292 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:49:23,293 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:49:23,295 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:49:23,303 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:49:23,305 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:49:23,306 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:49:23,310 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:49:23,312 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:49:23,322 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:49:23,323 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:49:23,323 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:49:23,325 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:49:23,326 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:49:23,327 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:49:23,328 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:49:23,329 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:49:23,331 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:49:23,333 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:49:23,335 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:49:23,336 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:49:23,336 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:49:23,337 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:49:23,337 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:49:23,338 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:49:23,339 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:49:23,340 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13e28f0b-1667-4be5-b1d9-298264427fb7/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:49:23,386 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:49:23,386 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:49:23,388 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:49:23,388 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:49:23,389 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:49:23,389 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:49:23,389 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:49:23,389 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:49:23,390 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:49:23,390 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:49:23,391 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:49:23,391 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:49:23,391 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:49:23,392 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:49:23,392 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:49:23,392 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:49:23,392 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:49:23,392 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:49:23,393 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:49:23,393 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:49:23,393 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:49:23,393 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:49:23,394 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:49:23,394 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:49:23,394 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:49:23,394 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:49:23,394 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:49:23,395 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:49:23,395 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_13e28f0b-1667-4be5-b1d9-298264427fb7/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13e28f0b-1667-4be5-b1d9-298264427fb7/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2f6e67caa8159a722902bebe9d23adade07462f3fac0eb20b485945b97ba6592 [2022-10-17 16:49:23,793 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:49:23,814 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:49:23,817 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:49:23,818 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:49:23,820 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:49:23,821 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13e28f0b-1667-4be5-b1d9-298264427fb7/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/combinations/Problem05_label40+token_ring.03.cil-2.c [2022-10-17 16:49:23,911 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13e28f0b-1667-4be5-b1d9-298264427fb7/bin/ukojak-92XMlrwhuB/data/1c8d92ed1/ba79747c57f14396a908a04e6ea406b4/FLAG0cd3ae73c [2022-10-17 16:49:24,817 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:49:24,817 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13e28f0b-1667-4be5-b1d9-298264427fb7/sv-benchmarks/c/combinations/Problem05_label40+token_ring.03.cil-2.c [2022-10-17 16:49:24,865 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13e28f0b-1667-4be5-b1d9-298264427fb7/bin/ukojak-92XMlrwhuB/data/1c8d92ed1/ba79747c57f14396a908a04e6ea406b4/FLAG0cd3ae73c [2022-10-17 16:49:25,248 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13e28f0b-1667-4be5-b1d9-298264427fb7/bin/ukojak-92XMlrwhuB/data/1c8d92ed1/ba79747c57f14396a908a04e6ea406b4 [2022-10-17 16:49:25,250 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:49:25,251 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:49:25,253 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:49:25,253 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:49:25,256 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:49:25,257 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:49:25" (1/1) ... [2022-10-17 16:49:25,258 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2167177c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:49:25, skipping insertion in model container [2022-10-17 16:49:25,258 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:49:25" (1/1) ... [2022-10-17 16:49:25,265 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:49:25,512 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:49:27,852 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_13e28f0b-1667-4be5-b1d9-298264427fb7/sv-benchmarks/c/combinations/Problem05_label40+token_ring.03.cil-2.c[377069,377082] [2022-10-17 16:49:27,892 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_13e28f0b-1667-4be5-b1d9-298264427fb7/sv-benchmarks/c/combinations/Problem05_label40+token_ring.03.cil-2.c[383339,383352] [2022-10-17 16:49:28,120 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:49:28,131 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:49:29,404 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_13e28f0b-1667-4be5-b1d9-298264427fb7/sv-benchmarks/c/combinations/Problem05_label40+token_ring.03.cil-2.c[377069,377082] [2022-10-17 16:49:29,414 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_13e28f0b-1667-4be5-b1d9-298264427fb7/sv-benchmarks/c/combinations/Problem05_label40+token_ring.03.cil-2.c[383339,383352] [2022-10-17 16:49:29,440 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:49:29,521 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:49:29,521 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:49:29 WrapperNode [2022-10-17 16:49:29,521 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:49:29,523 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:49:29,524 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:49:29,524 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:49:29,531 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:49:29" (1/1) ... [2022-10-17 16:49:29,623 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:49:29" (1/1) ... [2022-10-17 16:49:30,136 INFO L138 Inliner]: procedures = 50, calls = 50, calls flagged for inlining = 28, calls inlined = 28, statements flattened = 12677 [2022-10-17 16:49:30,138 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:49:30,139 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:49:30,139 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:49:30,139 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:49:30,147 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:49:29" (1/1) ... [2022-10-17 16:49:30,147 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:49:29" (1/1) ... [2022-10-17 16:49:30,216 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:49:29" (1/1) ... [2022-10-17 16:49:30,217 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:49:29" (1/1) ... [2022-10-17 16:49:30,519 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:49:29" (1/1) ... [2022-10-17 16:49:30,618 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:49:29" (1/1) ... [2022-10-17 16:49:30,688 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:49:29" (1/1) ... [2022-10-17 16:49:30,724 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:49:29" (1/1) ... [2022-10-17 16:49:30,862 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:49:30,876 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:49:30,877 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:49:30,877 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:49:30,878 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:49:29" (1/1) ... [2022-10-17 16:49:30,891 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:49:30,912 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13e28f0b-1667-4be5-b1d9-298264427fb7/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:49:30,961 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13e28f0b-1667-4be5-b1d9-298264427fb7/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:49:31,013 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13e28f0b-1667-4be5-b1d9-298264427fb7/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:49:31,066 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:49:31,066 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2022-10-17 16:49:31,067 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2022-10-17 16:49:31,067 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2022-10-17 16:49:31,067 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2022-10-17 16:49:31,067 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2022-10-17 16:49:31,067 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2022-10-17 16:49:31,067 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2022-10-17 16:49:31,068 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2022-10-17 16:49:31,068 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2022-10-17 16:49:31,068 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2022-10-17 16:49:31,068 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2022-10-17 16:49:31,068 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2022-10-17 16:49:31,069 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:49:31,069 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:49:31,069 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:49:31,238 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:49:31,240 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:49:40,030 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:49:42,338 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:49:42,339 INFO L300 CfgBuilder]: Removed 7 assume(true) statements. [2022-10-17 16:49:42,345 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:49:42 BoogieIcfgContainer [2022-10-17 16:49:42,345 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:49:42,346 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:49:42,346 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:49:42,356 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:49:42,357 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:49:42" (1/1) ... [2022-10-17 16:49:42,366 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:49:42,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:42,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3403 states to 1732 states and 3403 transitions. [2022-10-17 16:49:42,462 INFO L276 IsEmpty]: Start isEmpty. Operand 1732 states and 3403 transitions. [2022-10-17 16:49:42,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-10-17 16:49:42,469 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:42,470 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:42,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:42,885 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 16:49:43,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:43,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3430 states to 1743 states and 3423 transitions. [2022-10-17 16:49:43,080 INFO L276 IsEmpty]: Start isEmpty. Operand 1743 states and 3423 transitions. [2022-10-17 16:49:43,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-10-17 16:49:43,085 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:43,086 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:43,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:43,268 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 16:49:43,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:43,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3430 states to 1744 states and 3423 transitions. [2022-10-17 16:49:43,328 INFO L276 IsEmpty]: Start isEmpty. Operand 1744 states and 3423 transitions. [2022-10-17 16:49:43,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-10-17 16:49:43,338 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:43,338 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:43,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:43,453 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 16:49:43,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:43,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3430 states to 1745 states and 3423 transitions. [2022-10-17 16:49:43,505 INFO L276 IsEmpty]: Start isEmpty. Operand 1745 states and 3423 transitions. [2022-10-17 16:49:43,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-10-17 16:49:43,507 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:43,507 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:43,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:43,588 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 16:49:43,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:43,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3430 states to 1746 states and 3423 transitions. [2022-10-17 16:49:43,619 INFO L276 IsEmpty]: Start isEmpty. Operand 1746 states and 3423 transitions. [2022-10-17 16:49:43,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-10-17 16:49:43,620 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:43,620 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:43,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:43,743 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 16:49:43,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:43,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3448 states to 1752 states and 3434 transitions. [2022-10-17 16:49:43,950 INFO L276 IsEmpty]: Start isEmpty. Operand 1752 states and 3434 transitions. [2022-10-17 16:49:43,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-10-17 16:49:43,951 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:43,951 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:43,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:44,018 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 16:49:44,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:44,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3448 states to 1753 states and 3434 transitions. [2022-10-17 16:49:44,044 INFO L276 IsEmpty]: Start isEmpty. Operand 1753 states and 3434 transitions. [2022-10-17 16:49:44,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-10-17 16:49:44,045 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:44,045 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:44,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:44,122 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 16:49:44,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:44,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3460 states to 1755 states and 3439 transitions. [2022-10-17 16:49:44,315 INFO L276 IsEmpty]: Start isEmpty. Operand 1755 states and 3439 transitions. [2022-10-17 16:49:44,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-10-17 16:49:44,316 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:44,316 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:44,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:44,415 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 16:49:44,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:44,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3477 states to 1763 states and 3454 transitions. [2022-10-17 16:49:44,485 INFO L276 IsEmpty]: Start isEmpty. Operand 1763 states and 3454 transitions. [2022-10-17 16:49:44,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-10-17 16:49:44,488 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:44,488 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:44,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:44,873 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 16:49:45,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:45,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3521 states to 1779 states and 3487 transitions. [2022-10-17 16:49:45,700 INFO L276 IsEmpty]: Start isEmpty. Operand 1779 states and 3487 transitions. [2022-10-17 16:49:45,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-10-17 16:49:45,703 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:45,703 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:45,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:45,861 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 16:49:46,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:46,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3548 states to 1787 states and 3504 transitions. [2022-10-17 16:49:46,797 INFO L276 IsEmpty]: Start isEmpty. Operand 1787 states and 3504 transitions. [2022-10-17 16:49:46,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-10-17 16:49:46,798 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:46,799 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:46,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:46,864 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 16:49:46,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:46,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3549 states to 1788 states and 3505 transitions. [2022-10-17 16:49:46,963 INFO L276 IsEmpty]: Start isEmpty. Operand 1788 states and 3505 transitions. [2022-10-17 16:49:46,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-10-17 16:49:46,967 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:46,968 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:46,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:47,054 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 16:49:47,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:47,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3550 states to 1789 states and 3506 transitions. [2022-10-17 16:49:47,154 INFO L276 IsEmpty]: Start isEmpty. Operand 1789 states and 3506 transitions. [2022-10-17 16:49:47,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-10-17 16:49:47,164 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:47,164 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:47,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:47,475 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 16:49:49,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:49,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3608 states to 1807 states and 3546 transitions. [2022-10-17 16:49:49,740 INFO L276 IsEmpty]: Start isEmpty. Operand 1807 states and 3546 transitions. [2022-10-17 16:49:49,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-10-17 16:49:49,741 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:49,743 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:49,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:49,850 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 16:49:50,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:50,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3628 states to 1815 states and 3564 transitions. [2022-10-17 16:49:50,711 INFO L276 IsEmpty]: Start isEmpty. Operand 1815 states and 3564 transitions. [2022-10-17 16:49:50,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-10-17 16:49:50,713 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:50,713 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:50,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:50,771 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 16:49:50,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:50,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3607 states to 1806 states and 3546 transitions. [2022-10-17 16:49:50,800 INFO L276 IsEmpty]: Start isEmpty. Operand 1806 states and 3546 transitions. [2022-10-17 16:49:50,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-10-17 16:49:50,802 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:50,802 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:50,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:50,921 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 16:49:51,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:51,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3608 states to 1807 states and 3547 transitions. [2022-10-17 16:49:51,064 INFO L276 IsEmpty]: Start isEmpty. Operand 1807 states and 3547 transitions. [2022-10-17 16:49:51,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-10-17 16:49:51,066 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:51,066 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:51,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:51,125 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 16:49:51,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:51,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3609 states to 1808 states and 3548 transitions. [2022-10-17 16:49:51,252 INFO L276 IsEmpty]: Start isEmpty. Operand 1808 states and 3548 transitions. [2022-10-17 16:49:51,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-10-17 16:49:51,254 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:51,254 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:51,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:51,722 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked.