./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/weaver/chl-sre-symm.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b8dda08-70bf-4e73-8abc-17344c063596/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b8dda08-70bf-4e73-8abc-17344c063596/bin/ukojak-rkRKPMF4O4/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b8dda08-70bf-4e73-8abc-17344c063596/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b8dda08-70bf-4e73-8abc-17344c063596/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/chl-sre-symm.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b8dda08-70bf-4e73-8abc-17344c063596/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b8dda08-70bf-4e73-8abc-17344c063596/bin/ukojak-rkRKPMF4O4 --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 c361ebc03d879240d418527d643e8a7b3c7ac084ceb3e66857b21a687a1c7f90 --- 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-2329fc7 [2022-12-14 19:51:54,412 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 19:51:54,414 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 19:51:54,431 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 19:51:54,432 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 19:51:54,433 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 19:51:54,434 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 19:51:54,435 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 19:51:54,437 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 19:51:54,438 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 19:51:54,438 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 19:51:54,439 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 19:51:54,440 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 19:51:54,441 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 19:51:54,442 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 19:51:54,443 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 19:51:54,443 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 19:51:54,444 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 19:51:54,446 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 19:51:54,447 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 19:51:54,449 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 19:51:54,450 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 19:51:54,451 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 19:51:54,452 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 19:51:54,455 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 19:51:54,455 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 19:51:54,455 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 19:51:54,456 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 19:51:54,457 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 19:51:54,458 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 19:51:54,458 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 19:51:54,458 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 19:51:54,459 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 19:51:54,460 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 19:51:54,461 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 19:51:54,461 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 19:51:54,461 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 19:51:54,461 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 19:51:54,462 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 19:51:54,462 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 19:51:54,463 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 19:51:54,464 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b8dda08-70bf-4e73-8abc-17344c063596/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-12-14 19:51:54,483 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 19:51:54,483 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 19:51:54,484 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 19:51:54,484 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-14 19:51:54,484 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 19:51:54,485 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 19:51:54,485 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 19:51:54,485 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 19:51:54,485 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 19:51:54,485 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 19:51:54,485 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 19:51:54,486 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 19:51:54,486 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 19:51:54,486 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 19:51:54,486 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 19:51:54,486 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 19:51:54,486 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 19:51:54,487 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 19:51:54,487 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 19:51:54,487 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 19:51:54,487 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 19:51:54,487 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 19:51:54,487 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 19:51:54,488 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 19:51:54,488 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 19:51:54,488 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-14 19:51:54,488 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 19:51:54,488 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 19:51:54,488 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_3b8dda08-70bf-4e73-8abc-17344c063596/bin/ukojak-rkRKPMF4O4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b8dda08-70bf-4e73-8abc-17344c063596/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c361ebc03d879240d418527d643e8a7b3c7ac084ceb3e66857b21a687a1c7f90 [2022-12-14 19:51:54,674 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 19:51:54,692 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 19:51:54,694 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 19:51:54,695 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 19:51:54,695 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 19:51:54,696 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b8dda08-70bf-4e73-8abc-17344c063596/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/weaver/chl-sre-symm.wvr.c [2022-12-14 19:51:57,270 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 19:51:57,438 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 19:51:57,438 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b8dda08-70bf-4e73-8abc-17344c063596/sv-benchmarks/c/weaver/chl-sre-symm.wvr.c [2022-12-14 19:51:57,444 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b8dda08-70bf-4e73-8abc-17344c063596/bin/ukojak-rkRKPMF4O4/data/03b01c5b7/c70b9def12944a97bb0cdf63b392cdd1/FLAGf58395bb1 [2022-12-14 19:51:57,853 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b8dda08-70bf-4e73-8abc-17344c063596/bin/ukojak-rkRKPMF4O4/data/03b01c5b7/c70b9def12944a97bb0cdf63b392cdd1 [2022-12-14 19:51:57,855 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 19:51:57,856 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 19:51:57,858 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 19:51:57,858 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 19:51:57,861 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 19:51:57,861 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 07:51:57" (1/1) ... [2022-12-14 19:51:57,862 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6f71c8d0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:51:57, skipping insertion in model container [2022-12-14 19:51:57,862 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 07:51:57" (1/1) ... [2022-12-14 19:51:57,868 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 19:51:57,882 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 19:51:58,004 WARN L237 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_3b8dda08-70bf-4e73-8abc-17344c063596/sv-benchmarks/c/weaver/chl-sre-symm.wvr.c[2133,2146] [2022-12-14 19:51:58,009 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 19:51:58,017 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 19:51:58,035 WARN L237 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_3b8dda08-70bf-4e73-8abc-17344c063596/sv-benchmarks/c/weaver/chl-sre-symm.wvr.c[2133,2146] [2022-12-14 19:51:58,036 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 19:51:58,048 INFO L208 MainTranslator]: Completed translation [2022-12-14 19:51:58,049 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:51:58 WrapperNode [2022-12-14 19:51:58,049 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 19:51:58,050 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 19:51:58,050 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 19:51:58,050 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 19:51:58,057 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:51:58" (1/1) ... [2022-12-14 19:51:58,063 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:51:58" (1/1) ... [2022-12-14 19:51:58,080 INFO L138 Inliner]: procedures = 21, calls = 21, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 51 [2022-12-14 19:51:58,080 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 19:51:58,081 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 19:51:58,081 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 19:51:58,081 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 19:51:58,089 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:51:58" (1/1) ... [2022-12-14 19:51:58,089 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:51:58" (1/1) ... [2022-12-14 19:51:58,091 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:51:58" (1/1) ... [2022-12-14 19:51:58,091 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:51:58" (1/1) ... [2022-12-14 19:51:58,096 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:51:58" (1/1) ... [2022-12-14 19:51:58,097 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:51:58" (1/1) ... [2022-12-14 19:51:58,098 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:51:58" (1/1) ... [2022-12-14 19:51:58,099 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:51:58" (1/1) ... [2022-12-14 19:51:58,101 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 19:51:58,102 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 19:51:58,102 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 19:51:58,102 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 19:51:58,103 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:51:58" (1/1) ... [2022-12-14 19:51:58,108 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 19:51:58,117 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b8dda08-70bf-4e73-8abc-17344c063596/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 19:51:58,128 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b8dda08-70bf-4e73-8abc-17344c063596/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 19:51:58,130 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b8dda08-70bf-4e73-8abc-17344c063596/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 19:51:58,164 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 19:51:58,164 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-12-14 19:51:58,164 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-12-14 19:51:58,164 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-12-14 19:51:58,164 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-12-14 19:51:58,164 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-12-14 19:51:58,165 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-12-14 19:51:58,165 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-14 19:51:58,165 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-14 19:51:58,165 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-14 19:51:58,165 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 19:51:58,165 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 19:51:58,165 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-14 19:51:58,165 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-14 19:51:58,166 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-12-14 19:51:58,240 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 19:51:58,241 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 19:51:58,334 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 19:51:58,339 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 19:51:58,339 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-12-14 19:51:58,340 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 07:51:58 BoogieIcfgContainer [2022-12-14 19:51:58,340 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 19:51:58,341 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-14 19:51:58,341 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-14 19:51:58,348 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-14 19:51:58,348 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 07:51:58" (1/1) ... [2022-12-14 19:51:58,349 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:173) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:358) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-12-14 19:51:58,353 INFO L158 Benchmark]: Toolchain (without parser) took 495.64ms. Allocated memory is still 127.9MB. Free memory was 93.9MB in the beginning and 67.5MB in the end (delta: 26.3MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2022-12-14 19:51:58,353 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 127.9MB. Free memory is still 99.9MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 19:51:58,354 INFO L158 Benchmark]: CACSL2BoogieTranslator took 191.73ms. Allocated memory is still 127.9MB. Free memory was 93.5MB in the beginning and 83.0MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-12-14 19:51:58,355 INFO L158 Benchmark]: Boogie Procedure Inliner took 30.33ms. Allocated memory is still 127.9MB. Free memory was 83.0MB in the beginning and 81.2MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 19:51:58,355 INFO L158 Benchmark]: Boogie Preprocessor took 20.20ms. Allocated memory is still 127.9MB. Free memory was 81.2MB in the beginning and 80.0MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 19:51:58,356 INFO L158 Benchmark]: RCFGBuilder took 238.46ms. Allocated memory is still 127.9MB. Free memory was 80.0MB in the beginning and 68.7MB in the end (delta: 11.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-12-14 19:51:58,357 INFO L158 Benchmark]: CodeCheck took 10.29ms. Allocated memory is still 127.9MB. Free memory was 68.3MB in the beginning and 67.5MB in the end (delta: 808.4kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 19:51:58,360 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Concurrent programs are currently unsupported: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:173) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13ms. Allocated memory is still 127.9MB. Free memory is still 99.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 191.73ms. Allocated memory is still 127.9MB. Free memory was 93.5MB in the beginning and 83.0MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 30.33ms. Allocated memory is still 127.9MB. Free memory was 83.0MB in the beginning and 81.2MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 20.20ms. Allocated memory is still 127.9MB. Free memory was 81.2MB in the beginning and 80.0MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 238.46ms. Allocated memory is still 127.9MB. Free memory was 80.0MB in the beginning and 68.7MB in the end (delta: 11.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * CodeCheck took 10.29ms. Allocated memory is still 127.9MB. Free memory was 68.3MB in the beginning and 67.5MB in the end (delta: 808.4kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-12-14 19:51:58,379 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b8dda08-70bf-4e73-8abc-17344c063596/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b8dda08-70bf-4e73-8abc-17344c063596/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b8dda08-70bf-4e73-8abc-17344c063596/bin/ukojak-rkRKPMF4O4/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b8dda08-70bf-4e73-8abc-17344c063596/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b8dda08-70bf-4e73-8abc-17344c063596/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/chl-sre-symm.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b8dda08-70bf-4e73-8abc-17344c063596/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b8dda08-70bf-4e73-8abc-17344c063596/bin/ukojak-rkRKPMF4O4 --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 c361ebc03d879240d418527d643e8a7b3c7ac084ceb3e66857b21a687a1c7f90 --- 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-2329fc7 [2022-12-14 19:51:59,929 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 19:51:59,931 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 19:51:59,950 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 19:51:59,951 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 19:51:59,952 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 19:51:59,953 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 19:51:59,955 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 19:51:59,956 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 19:51:59,957 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 19:51:59,958 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 19:51:59,959 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 19:51:59,959 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 19:51:59,960 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 19:51:59,961 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 19:51:59,962 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 19:51:59,963 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 19:51:59,964 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 19:51:59,965 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 19:51:59,967 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 19:51:59,968 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 19:51:59,970 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 19:51:59,971 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 19:51:59,971 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 19:51:59,975 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 19:51:59,975 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 19:51:59,975 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 19:51:59,977 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 19:51:59,977 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 19:51:59,978 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 19:51:59,978 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 19:51:59,979 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 19:51:59,980 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 19:51:59,981 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 19:51:59,982 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 19:51:59,982 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 19:51:59,989 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 19:51:59,989 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 19:51:59,989 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 19:51:59,990 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 19:51:59,991 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 19:51:59,992 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b8dda08-70bf-4e73-8abc-17344c063596/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2022-12-14 19:52:00,015 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 19:52:00,015 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 19:52:00,016 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 19:52:00,016 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-14 19:52:00,017 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 19:52:00,017 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 19:52:00,017 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 19:52:00,018 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 19:52:00,018 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 19:52:00,018 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 19:52:00,018 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 19:52:00,018 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 19:52:00,018 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 19:52:00,019 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-12-14 19:52:00,019 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-12-14 19:52:00,019 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-12-14 19:52:00,019 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 19:52:00,019 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 19:52:00,020 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 19:52:00,020 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 19:52:00,020 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 19:52:00,020 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 19:52:00,020 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 19:52:00,021 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 19:52:00,021 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 19:52:00,021 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 19:52:00,021 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 19:52:00,021 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-12-14 19:52:00,022 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-12-14 19:52:00,022 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 19:52:00,022 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-12-14 19:52:00,022 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-14 19:52:00,022 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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_3b8dda08-70bf-4e73-8abc-17344c063596/bin/ukojak-rkRKPMF4O4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b8dda08-70bf-4e73-8abc-17344c063596/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c361ebc03d879240d418527d643e8a7b3c7ac084ceb3e66857b21a687a1c7f90 [2022-12-14 19:52:00,267 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 19:52:00,285 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 19:52:00,287 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 19:52:00,288 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 19:52:00,288 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 19:52:00,289 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b8dda08-70bf-4e73-8abc-17344c063596/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/weaver/chl-sre-symm.wvr.c [2022-12-14 19:52:02,900 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 19:52:03,047 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 19:52:03,047 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b8dda08-70bf-4e73-8abc-17344c063596/sv-benchmarks/c/weaver/chl-sre-symm.wvr.c [2022-12-14 19:52:03,052 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b8dda08-70bf-4e73-8abc-17344c063596/bin/ukojak-rkRKPMF4O4/data/f9606a26e/e48b07a669fc4de0865d2ee6f079ab5b/FLAG16044c8b9 [2022-12-14 19:52:03,064 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b8dda08-70bf-4e73-8abc-17344c063596/bin/ukojak-rkRKPMF4O4/data/f9606a26e/e48b07a669fc4de0865d2ee6f079ab5b [2022-12-14 19:52:03,066 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 19:52:03,067 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 19:52:03,067 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 19:52:03,067 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 19:52:03,070 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 19:52:03,070 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 07:52:03" (1/1) ... [2022-12-14 19:52:03,071 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@59270262 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:52:03, skipping insertion in model container [2022-12-14 19:52:03,071 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 07:52:03" (1/1) ... [2022-12-14 19:52:03,076 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 19:52:03,088 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 19:52:03,221 WARN L237 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_3b8dda08-70bf-4e73-8abc-17344c063596/sv-benchmarks/c/weaver/chl-sre-symm.wvr.c[2133,2146] [2022-12-14 19:52:03,226 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 19:52:03,239 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 19:52:03,258 WARN L237 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_3b8dda08-70bf-4e73-8abc-17344c063596/sv-benchmarks/c/weaver/chl-sre-symm.wvr.c[2133,2146] [2022-12-14 19:52:03,259 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 19:52:03,273 INFO L208 MainTranslator]: Completed translation [2022-12-14 19:52:03,274 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:52:03 WrapperNode [2022-12-14 19:52:03,274 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 19:52:03,275 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 19:52:03,275 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 19:52:03,275 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 19:52:03,283 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:52:03" (1/1) ... [2022-12-14 19:52:03,292 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:52:03" (1/1) ... [2022-12-14 19:52:03,308 INFO L138 Inliner]: procedures = 23, calls = 21, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 51 [2022-12-14 19:52:03,309 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 19:52:03,309 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 19:52:03,310 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 19:52:03,310 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 19:52:03,319 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:52:03" (1/1) ... [2022-12-14 19:52:03,319 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:52:03" (1/1) ... [2022-12-14 19:52:03,321 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:52:03" (1/1) ... [2022-12-14 19:52:03,322 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:52:03" (1/1) ... [2022-12-14 19:52:03,327 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:52:03" (1/1) ... [2022-12-14 19:52:03,329 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:52:03" (1/1) ... [2022-12-14 19:52:03,330 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:52:03" (1/1) ... [2022-12-14 19:52:03,331 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:52:03" (1/1) ... [2022-12-14 19:52:03,333 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 19:52:03,334 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 19:52:03,334 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 19:52:03,335 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 19:52:03,335 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:52:03" (1/1) ... [2022-12-14 19:52:03,342 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 19:52:03,352 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b8dda08-70bf-4e73-8abc-17344c063596/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 19:52:03,363 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b8dda08-70bf-4e73-8abc-17344c063596/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 19:52:03,366 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b8dda08-70bf-4e73-8abc-17344c063596/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 19:52:03,401 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 19:52:03,401 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-12-14 19:52:03,402 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-12-14 19:52:03,402 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-12-14 19:52:03,402 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-12-14 19:52:03,402 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-12-14 19:52:03,402 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-12-14 19:52:03,402 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-12-14 19:52:03,402 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-14 19:52:03,403 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-12-14 19:52:03,403 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 19:52:03,403 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 19:52:03,403 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-14 19:52:03,403 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-12-14 19:52:03,405 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-12-14 19:52:03,493 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 19:52:03,495 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 19:52:03,617 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 19:52:03,622 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 19:52:03,622 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-12-14 19:52:03,624 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 07:52:03 BoogieIcfgContainer [2022-12-14 19:52:03,624 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 19:52:03,625 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-14 19:52:03,625 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-14 19:52:03,632 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-14 19:52:03,632 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 07:52:03" (1/1) ... [2022-12-14 19:52:03,633 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:173) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:358) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-12-14 19:52:03,636 INFO L158 Benchmark]: Toolchain (without parser) took 568.88ms. Allocated memory was 62.9MB in the beginning and 81.8MB in the end (delta: 18.9MB). Free memory was 34.5MB in the beginning and 43.7MB in the end (delta: -9.2MB). Peak memory consumption was 9.4MB. Max. memory is 16.1GB. [2022-12-14 19:52:03,637 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 62.9MB. Free memory is still 41.5MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 19:52:03,637 INFO L158 Benchmark]: CACSL2BoogieTranslator took 207.05ms. Allocated memory was 62.9MB in the beginning and 81.8MB in the end (delta: 18.9MB). Free memory was 34.2MB in the beginning and 59.6MB in the end (delta: -25.5MB). Peak memory consumption was 9.4MB. Max. memory is 16.1GB. [2022-12-14 19:52:03,638 INFO L158 Benchmark]: Boogie Procedure Inliner took 33.74ms. Allocated memory is still 81.8MB. Free memory was 59.6MB in the beginning and 58.1MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 19:52:03,638 INFO L158 Benchmark]: Boogie Preprocessor took 24.09ms. Allocated memory is still 81.8MB. Free memory was 58.1MB in the beginning and 56.9MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 19:52:03,639 INFO L158 Benchmark]: RCFGBuilder took 289.85ms. Allocated memory is still 81.8MB. Free memory was 56.9MB in the beginning and 44.6MB in the end (delta: 12.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-12-14 19:52:03,639 INFO L158 Benchmark]: CodeCheck took 10.21ms. Allocated memory is still 81.8MB. Free memory was 44.6MB in the beginning and 43.7MB in the end (delta: 865.2kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 19:52:03,642 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Concurrent programs are currently unsupported: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:173) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11ms. Allocated memory is still 62.9MB. Free memory is still 41.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 207.05ms. Allocated memory was 62.9MB in the beginning and 81.8MB in the end (delta: 18.9MB). Free memory was 34.2MB in the beginning and 59.6MB in the end (delta: -25.5MB). Peak memory consumption was 9.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 33.74ms. Allocated memory is still 81.8MB. Free memory was 59.6MB in the beginning and 58.1MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 24.09ms. Allocated memory is still 81.8MB. Free memory was 58.1MB in the beginning and 56.9MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 289.85ms. Allocated memory is still 81.8MB. Free memory was 56.9MB in the beginning and 44.6MB in the end (delta: 12.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * CodeCheck took 10.21ms. Allocated memory is still 81.8MB. Free memory was 44.6MB in the beginning and 43.7MB in the end (delta: 865.2kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-12-14 19:52:03,659 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b8dda08-70bf-4e73-8abc-17344c063596/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported