./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-wmm/safe020_rmo.i --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_9a4d1a47-c4fe-4009-a724-e14ffbfc2018/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a4d1a47-c4fe-4009-a724-e14ffbfc2018/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_9a4d1a47-c4fe-4009-a724-e14ffbfc2018/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a4d1a47-c4fe-4009-a724-e14ffbfc2018/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe020_rmo.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a4d1a47-c4fe-4009-a724-e14ffbfc2018/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_9a4d1a47-c4fe-4009-a724-e14ffbfc2018/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 d52a8576f41904f21a1a217cd81ed2d36ac8928d5a02d745a0c93a101e2535cf --- 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 16:36:13,741 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:36:13,744 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:36:13,795 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:36:13,795 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:36:13,801 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:36:13,804 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:36:13,810 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:36:13,813 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:36:13,819 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:36:13,821 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:36:13,824 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:36:13,824 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:36:13,828 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:36:13,830 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:36:13,832 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:36:13,835 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:36:13,836 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:36:13,838 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:36:13,847 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:36:13,849 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:36:13,851 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:36:13,855 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:36:13,856 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:36:13,867 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:36:13,868 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:36:13,868 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:36:13,871 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:36:13,872 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:36:13,873 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:36:13,874 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:36:13,876 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:36:13,878 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:36:13,880 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:36:13,882 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:36:13,883 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:36:13,884 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:36:13,884 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:36:13,884 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:36:13,886 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:36:13,886 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:36:13,888 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a4d1a47-c4fe-4009-a724-e14ffbfc2018/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:36:13,963 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:36:13,963 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:36:13,965 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:36:13,965 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:36:13,966 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:36:13,967 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:36:13,967 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:36:13,967 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:36:13,968 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:36:13,968 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:36:13,969 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:36:13,970 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:36:13,970 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:36:13,970 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:36:13,971 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:36:13,971 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:36:13,971 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:36:13,972 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:36:13,972 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:36:13,972 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:36:13,972 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:36:13,973 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:36:13,973 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:36:13,973 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:36:13,974 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:36:13,983 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:36:13,983 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:36:13,984 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:36:13,984 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_9a4d1a47-c4fe-4009-a724-e14ffbfc2018/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a4d1a47-c4fe-4009-a724-e14ffbfc2018/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d52a8576f41904f21a1a217cd81ed2d36ac8928d5a02d745a0c93a101e2535cf [2022-10-17 16:36:14,275 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:36:14,309 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:36:14,312 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:36:14,313 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:36:14,315 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:36:14,317 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a4d1a47-c4fe-4009-a724-e14ffbfc2018/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/pthread-wmm/safe020_rmo.i [2022-10-17 16:36:14,386 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a4d1a47-c4fe-4009-a724-e14ffbfc2018/bin/ukojak-92XMlrwhuB/data/9d7f0c328/fae9217a69d94c2b84735542079c7b38/FLAG960277844 [2022-10-17 16:36:14,948 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:36:14,949 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a4d1a47-c4fe-4009-a724-e14ffbfc2018/sv-benchmarks/c/pthread-wmm/safe020_rmo.i [2022-10-17 16:36:14,976 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a4d1a47-c4fe-4009-a724-e14ffbfc2018/bin/ukojak-92XMlrwhuB/data/9d7f0c328/fae9217a69d94c2b84735542079c7b38/FLAG960277844 [2022-10-17 16:36:15,209 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a4d1a47-c4fe-4009-a724-e14ffbfc2018/bin/ukojak-92XMlrwhuB/data/9d7f0c328/fae9217a69d94c2b84735542079c7b38 [2022-10-17 16:36:15,213 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:36:15,216 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:36:15,221 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:36:15,221 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:36:15,225 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:36:15,226 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:36:15" (1/1) ... [2022-10-17 16:36:15,228 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@60a482a5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:36:15, skipping insertion in model container [2022-10-17 16:36:15,229 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:36:15" (1/1) ... [2022-10-17 16:36:15,237 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:36:15,313 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:36:15,548 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_9a4d1a47-c4fe-4009-a724-e14ffbfc2018/sv-benchmarks/c/pthread-wmm/safe020_rmo.i[988,1001] [2022-10-17 16:36:15,908 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:36:15,921 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:36:15,939 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_9a4d1a47-c4fe-4009-a724-e14ffbfc2018/sv-benchmarks/c/pthread-wmm/safe020_rmo.i[988,1001] [2022-10-17 16:36:16,030 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:36:16,071 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:36:16,072 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:36:16 WrapperNode [2022-10-17 16:36:16,072 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:36:16,073 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:36:16,073 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:36:16,074 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:36:16,082 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:36:16" (1/1) ... [2022-10-17 16:36:16,102 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:36:16" (1/1) ... [2022-10-17 16:36:16,128 INFO L138 Inliner]: procedures = 176, calls = 75, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 151 [2022-10-17 16:36:16,129 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:36:16,129 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:36:16,129 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:36:16,130 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:36:16,139 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:36:16" (1/1) ... [2022-10-17 16:36:16,139 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:36:16" (1/1) ... [2022-10-17 16:36:16,144 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:36:16" (1/1) ... [2022-10-17 16:36:16,144 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:36:16" (1/1) ... [2022-10-17 16:36:16,181 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:36:16" (1/1) ... [2022-10-17 16:36:16,186 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:36:16" (1/1) ... [2022-10-17 16:36:16,189 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:36:16" (1/1) ... [2022-10-17 16:36:16,192 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:36:16" (1/1) ... [2022-10-17 16:36:16,215 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:36:16,216 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:36:16,216 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:36:16,216 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:36:16,220 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:36:16" (1/1) ... [2022-10-17 16:36:16,226 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:36:16,241 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a4d1a47-c4fe-4009-a724-e14ffbfc2018/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:36:16,257 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a4d1a47-c4fe-4009-a724-e14ffbfc2018/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:36:16,280 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a4d1a47-c4fe-4009-a724-e14ffbfc2018/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:36:16,305 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-17 16:36:16,305 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-17 16:36:16,306 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-10-17 16:36:16,306 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:36:16,307 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 16:36:16,307 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 16:36:16,307 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2022-10-17 16:36:16,307 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2022-10-17 16:36:16,307 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2022-10-17 16:36:16,307 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2022-10-17 16:36:16,307 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2022-10-17 16:36:16,308 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2022-10-17 16:36:16,308 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:36:16,308 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-10-17 16:36:16,308 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:36:16,308 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:36:16,310 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-10-17 16:36:16,517 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:36:16,520 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:36:17,494 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:36:18,316 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:36:18,316 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-10-17 16:36:18,319 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:36:18 BoogieIcfgContainer [2022-10-17 16:36:18,319 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:36:18,321 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:36:18,321 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:36:18,332 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:36:18,333 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:36:18" (1/1) ... [2022-10-17 16:36:18,334 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) [2022-10-17 16:36:18,345 INFO L158 Benchmark]: Toolchain (without parser) took 3126.86ms. Allocated memory was 96.5MB in the beginning and 127.9MB in the end (delta: 31.5MB). Free memory was 74.4MB in the beginning and 58.5MB in the end (delta: 15.9MB). Peak memory consumption was 46.7MB. Max. memory is 16.1GB. [2022-10-17 16:36:18,345 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 96.5MB. Free memory is still 69.9MB. There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:36:18,347 INFO L158 Benchmark]: CACSL2BoogieTranslator took 851.78ms. Allocated memory is still 96.5MB. Free memory was 74.1MB in the beginning and 56.9MB in the end (delta: 17.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-10-17 16:36:18,348 INFO L158 Benchmark]: Boogie Procedure Inliner took 55.58ms. Allocated memory is still 96.5MB. Free memory was 56.9MB in the beginning and 54.3MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 16:36:18,350 INFO L158 Benchmark]: Boogie Preprocessor took 85.77ms. Allocated memory is still 96.5MB. Free memory was 54.3MB in the beginning and 51.6MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 16:36:18,351 INFO L158 Benchmark]: RCFGBuilder took 2103.90ms. Allocated memory was 96.5MB in the beginning and 127.9MB in the end (delta: 31.5MB). Free memory was 51.6MB in the beginning and 59.6MB in the end (delta: -8.0MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2022-10-17 16:36:18,352 INFO L158 Benchmark]: CodeCheck took 20.69ms. Allocated memory is still 127.9MB. Free memory was 59.6MB in the beginning and 58.5MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 16:36:18,363 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 0.35ms. Allocated memory is still 96.5MB. Free memory is still 69.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 851.78ms. Allocated memory is still 96.5MB. Free memory was 74.1MB in the beginning and 56.9MB in the end (delta: 17.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 55.58ms. Allocated memory is still 96.5MB. Free memory was 56.9MB in the beginning and 54.3MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 85.77ms. Allocated memory is still 96.5MB. Free memory was 54.3MB in the beginning and 51.6MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 2103.90ms. Allocated memory was 96.5MB in the beginning and 127.9MB in the end (delta: 31.5MB). Free memory was 51.6MB in the beginning and 59.6MB in the end (delta: -8.0MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. * CodeCheck took 20.69ms. Allocated memory is still 127.9MB. Free memory was 59.6MB in the beginning and 58.5MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-10-17 16:36:18,419 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a4d1a47-c4fe-4009-a724-e14ffbfc2018/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with 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/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a4d1a47-c4fe-4009-a724-e14ffbfc2018/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a4d1a47-c4fe-4009-a724-e14ffbfc2018/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_9a4d1a47-c4fe-4009-a724-e14ffbfc2018/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a4d1a47-c4fe-4009-a724-e14ffbfc2018/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe020_rmo.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a4d1a47-c4fe-4009-a724-e14ffbfc2018/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a4d1a47-c4fe-4009-a724-e14ffbfc2018/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 d52a8576f41904f21a1a217cd81ed2d36ac8928d5a02d745a0c93a101e2535cf --- 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 16:36:20,849 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:36:20,851 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:36:20,882 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:36:20,882 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:36:20,884 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:36:20,886 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:36:20,889 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:36:20,891 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:36:20,892 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:36:20,894 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:36:20,896 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:36:20,896 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:36:20,898 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:36:20,899 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:36:20,901 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:36:20,902 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:36:20,904 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:36:20,906 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:36:20,909 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:36:20,911 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:36:20,912 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:36:20,914 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:36:20,915 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:36:20,921 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:36:20,921 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:36:20,922 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:36:20,923 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:36:20,924 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:36:20,925 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:36:20,926 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:36:20,927 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:36:20,928 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:36:20,929 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:36:20,930 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:36:20,931 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:36:20,932 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:36:20,932 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:36:20,933 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:36:20,934 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:36:20,935 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:36:20,936 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a4d1a47-c4fe-4009-a724-e14ffbfc2018/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2022-10-17 16:36:20,963 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:36:20,964 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:36:20,964 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:36:20,965 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:36:20,965 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:36:20,966 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:36:20,966 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:36:20,966 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:36:20,966 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:36:20,966 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:36:20,967 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:36:20,967 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:36:20,967 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:36:20,967 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-10-17 16:36:20,968 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-10-17 16:36:20,968 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-10-17 16:36:20,968 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:36:20,968 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:36:20,968 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:36:20,968 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:36:20,969 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:36:20,969 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:36:20,969 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:36:20,969 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:36:20,969 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:36:20,970 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:36:20,970 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:36:20,970 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-10-17 16:36:20,970 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-10-17 16:36:20,970 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:36:20,970 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-10-17 16:36:20,970 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-10-17 16:36:20,971 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_9a4d1a47-c4fe-4009-a724-e14ffbfc2018/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a4d1a47-c4fe-4009-a724-e14ffbfc2018/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d52a8576f41904f21a1a217cd81ed2d36ac8928d5a02d745a0c93a101e2535cf [2022-10-17 16:36:21,438 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:36:21,473 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:36:21,476 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:36:21,477 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:36:21,478 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:36:21,480 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a4d1a47-c4fe-4009-a724-e14ffbfc2018/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/pthread-wmm/safe020_rmo.i [2022-10-17 16:36:21,549 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a4d1a47-c4fe-4009-a724-e14ffbfc2018/bin/ukojak-92XMlrwhuB/data/254d693e6/237d5f9d885046e5b91c987a1f620039/FLAG5162c9a70 [2022-10-17 16:36:22,171 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:36:22,173 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a4d1a47-c4fe-4009-a724-e14ffbfc2018/sv-benchmarks/c/pthread-wmm/safe020_rmo.i [2022-10-17 16:36:22,199 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a4d1a47-c4fe-4009-a724-e14ffbfc2018/bin/ukojak-92XMlrwhuB/data/254d693e6/237d5f9d885046e5b91c987a1f620039/FLAG5162c9a70 [2022-10-17 16:36:22,423 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a4d1a47-c4fe-4009-a724-e14ffbfc2018/bin/ukojak-92XMlrwhuB/data/254d693e6/237d5f9d885046e5b91c987a1f620039 [2022-10-17 16:36:22,426 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:36:22,427 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:36:22,429 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:36:22,429 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:36:22,433 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:36:22,434 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:36:22" (1/1) ... [2022-10-17 16:36:22,436 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@c7d856e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:36:22, skipping insertion in model container [2022-10-17 16:36:22,436 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:36:22" (1/1) ... [2022-10-17 16:36:22,445 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:36:22,489 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:36:22,705 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_9a4d1a47-c4fe-4009-a724-e14ffbfc2018/sv-benchmarks/c/pthread-wmm/safe020_rmo.i[988,1001] [2022-10-17 16:36:22,971 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:36:22,985 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:36:22,998 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_9a4d1a47-c4fe-4009-a724-e14ffbfc2018/sv-benchmarks/c/pthread-wmm/safe020_rmo.i[988,1001] [2022-10-17 16:36:23,052 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:36:23,098 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:36:23,099 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:36:23 WrapperNode [2022-10-17 16:36:23,099 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:36:23,100 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:36:23,100 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:36:23,101 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:36:23,108 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:36:23" (1/1) ... [2022-10-17 16:36:23,132 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:36:23" (1/1) ... [2022-10-17 16:36:23,160 INFO L138 Inliner]: procedures = 180, calls = 75, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 152 [2022-10-17 16:36:23,161 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:36:23,162 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:36:23,162 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:36:23,162 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:36:23,172 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:36:23" (1/1) ... [2022-10-17 16:36:23,172 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:36:23" (1/1) ... [2022-10-17 16:36:23,178 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:36:23" (1/1) ... [2022-10-17 16:36:23,179 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:36:23" (1/1) ... [2022-10-17 16:36:23,204 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:36:23" (1/1) ... [2022-10-17 16:36:23,210 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:36:23" (1/1) ... [2022-10-17 16:36:23,228 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:36:23" (1/1) ... [2022-10-17 16:36:23,232 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:36:23" (1/1) ... [2022-10-17 16:36:23,238 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:36:23,246 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:36:23,247 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:36:23,247 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:36:23,248 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:36:23" (1/1) ... [2022-10-17 16:36:23,254 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:36:23,266 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a4d1a47-c4fe-4009-a724-e14ffbfc2018/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:36:23,285 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a4d1a47-c4fe-4009-a724-e14ffbfc2018/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:36:23,308 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a4d1a47-c4fe-4009-a724-e14ffbfc2018/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:36:23,341 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-10-17 16:36:23,341 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-10-17 16:36:23,342 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:36:23,342 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 16:36:23,342 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 16:36:23,342 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-10-17 16:36:23,342 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-10-17 16:36:23,343 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-10-17 16:36:23,343 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2022-10-17 16:36:23,343 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2022-10-17 16:36:23,343 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2022-10-17 16:36:23,343 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2022-10-17 16:36:23,344 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2022-10-17 16:36:23,344 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2022-10-17 16:36:23,344 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-10-17 16:36:23,344 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:36:23,344 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:36:23,347 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-10-17 16:36:23,663 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:36:23,666 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:36:24,510 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:36:25,157 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:36:25,157 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-10-17 16:36:25,160 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:36:25 BoogieIcfgContainer [2022-10-17 16:36:25,160 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:36:25,161 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:36:25,161 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:36:25,172 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:36:25,172 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:36:25" (1/1) ... [2022-10-17 16:36:25,173 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) [2022-10-17 16:36:25,177 INFO L158 Benchmark]: Toolchain (without parser) took 2749.15ms. Allocated memory was 79.7MB in the beginning and 115.3MB in the end (delta: 35.7MB). Free memory was 64.2MB in the beginning and 58.0MB in the end (delta: 6.2MB). Peak memory consumption was 40.6MB. Max. memory is 16.1GB. [2022-10-17 16:36:25,178 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 79.7MB. Free memory is still 61.6MB. There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:36:25,179 INFO L158 Benchmark]: CACSL2BoogieTranslator took 670.37ms. Allocated memory is still 79.7MB. Free memory was 64.0MB in the beginning and 47.8MB in the end (delta: 16.2MB). Peak memory consumption was 15.1MB. Max. memory is 16.1GB. [2022-10-17 16:36:25,180 INFO L158 Benchmark]: Boogie Procedure Inliner took 61.10ms. Allocated memory is still 79.7MB. Free memory was 47.8MB in the beginning and 45.3MB in the end (delta: 2.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-10-17 16:36:25,180 INFO L158 Benchmark]: Boogie Preprocessor took 83.81ms. Allocated memory is still 79.7MB. Free memory was 45.3MB in the beginning and 42.1MB in the end (delta: 3.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 16:36:25,181 INFO L158 Benchmark]: RCFGBuilder took 1913.90ms. Allocated memory was 79.7MB in the beginning and 115.3MB in the end (delta: 35.7MB). Free memory was 42.1MB in the beginning and 59.1MB in the end (delta: -17.1MB). Peak memory consumption was 38.2MB. Max. memory is 16.1GB. [2022-10-17 16:36:25,182 INFO L158 Benchmark]: CodeCheck took 14.46ms. Allocated memory is still 115.3MB. Free memory was 58.2MB in the beginning and 58.0MB in the end (delta: 254.9kB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:36:25,185 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 0.33ms. Allocated memory is still 79.7MB. Free memory is still 61.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 670.37ms. Allocated memory is still 79.7MB. Free memory was 64.0MB in the beginning and 47.8MB in the end (delta: 16.2MB). Peak memory consumption was 15.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 61.10ms. Allocated memory is still 79.7MB. Free memory was 47.8MB in the beginning and 45.3MB in the end (delta: 2.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 83.81ms. Allocated memory is still 79.7MB. Free memory was 45.3MB in the beginning and 42.1MB in the end (delta: 3.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1913.90ms. Allocated memory was 79.7MB in the beginning and 115.3MB in the end (delta: 35.7MB). Free memory was 42.1MB in the beginning and 59.1MB in the end (delta: -17.1MB). Peak memory consumption was 38.2MB. Max. memory is 16.1GB. * CodeCheck took 14.46ms. Allocated memory is still 115.3MB. Free memory was 58.2MB in the beginning and 58.0MB in the end (delta: 254.9kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-10-17 16:36:25,232 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a4d1a47-c4fe-4009-a724-e14ffbfc2018/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with 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