./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-wmm/mix017.oepc.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_9dda9ad4-c540-4a1f-851a-79bf25711abd/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dda9ad4-c540-4a1f-851a-79bf25711abd/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_9dda9ad4-c540-4a1f-851a-79bf25711abd/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dda9ad4-c540-4a1f-851a-79bf25711abd/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix017.oepc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dda9ad4-c540-4a1f-851a-79bf25711abd/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_9dda9ad4-c540-4a1f-851a-79bf25711abd/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 a97b4f259d777d70ea3df756a2f94b2605f52fea9df0872361c6911477a44448 --- 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 16:52:02,727 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:52:02,730 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:52:02,782 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:52:02,783 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:52:02,787 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:52:02,790 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:52:02,793 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:52:02,795 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:52:02,801 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:52:02,802 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:52:02,804 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:52:02,805 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:52:02,807 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:52:02,809 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:52:02,811 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:52:02,813 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:52:02,814 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:52:02,816 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:52:02,823 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:52:02,825 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:52:02,826 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:52:02,830 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:52:02,831 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:52:02,841 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:52:02,842 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:52:02,842 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:52:02,844 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:52:02,845 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:52:02,846 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:52:02,846 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:52:02,847 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:52:02,849 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:52:02,851 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:52:02,852 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:52:02,852 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:52:02,853 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:52:02,853 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:52:02,854 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:52:02,855 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:52:02,855 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:52:02,856 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dda9ad4-c540-4a1f-851a-79bf25711abd/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:52:02,895 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:52:02,896 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:52:02,897 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:52:02,897 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:52:02,898 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:52:02,898 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:52:02,898 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:52:02,899 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:52:02,899 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:52:02,899 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:52:02,900 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:52:02,900 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:52:02,901 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:52:02,901 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:52:02,901 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:52:02,901 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:52:02,901 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:52:02,902 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:52:02,902 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:52:02,902 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:52:02,902 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:52:02,903 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:52:02,903 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:52:02,903 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:52:02,903 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:52:02,903 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:52:02,905 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:52:02,905 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:52:02,905 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_9dda9ad4-c540-4a1f-851a-79bf25711abd/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dda9ad4-c540-4a1f-851a-79bf25711abd/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a97b4f259d777d70ea3df756a2f94b2605f52fea9df0872361c6911477a44448 [2022-10-17 16:52:03,187 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:52:03,210 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:52:03,212 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:52:03,214 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:52:03,215 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:52:03,216 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dda9ad4-c540-4a1f-851a-79bf25711abd/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/pthread-wmm/mix017.oepc.i [2022-10-17 16:52:03,282 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dda9ad4-c540-4a1f-851a-79bf25711abd/bin/ukojak-92XMlrwhuB/data/9749ff19f/3e8b98f936f44621b67638c21e5aca5f/FLAG0c9b15f3f [2022-10-17 16:52:03,868 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:52:03,868 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dda9ad4-c540-4a1f-851a-79bf25711abd/sv-benchmarks/c/pthread-wmm/mix017.oepc.i [2022-10-17 16:52:03,899 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dda9ad4-c540-4a1f-851a-79bf25711abd/bin/ukojak-92XMlrwhuB/data/9749ff19f/3e8b98f936f44621b67638c21e5aca5f/FLAG0c9b15f3f [2022-10-17 16:52:04,145 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dda9ad4-c540-4a1f-851a-79bf25711abd/bin/ukojak-92XMlrwhuB/data/9749ff19f/3e8b98f936f44621b67638c21e5aca5f [2022-10-17 16:52:04,147 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:52:04,149 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:52:04,152 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:52:04,153 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:52:04,156 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:52:04,157 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:52:04" (1/1) ... [2022-10-17 16:52:04,159 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@28934f5b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:52:04, skipping insertion in model container [2022-10-17 16:52:04,159 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:52:04" (1/1) ... [2022-10-17 16:52:04,166 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:52:04,218 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:52:04,445 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_9dda9ad4-c540-4a1f-851a-79bf25711abd/sv-benchmarks/c/pthread-wmm/mix017.oepc.i[945,958] [2022-10-17 16:52:04,758 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:52:04,773 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:52:04,787 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_9dda9ad4-c540-4a1f-851a-79bf25711abd/sv-benchmarks/c/pthread-wmm/mix017.oepc.i[945,958] [2022-10-17 16:52:04,869 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:52:04,918 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:52:04,918 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:52:04 WrapperNode [2022-10-17 16:52:04,918 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:52:04,920 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:52:04,920 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:52:04,921 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:52:04,930 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:52:04" (1/1) ... [2022-10-17 16:52:04,974 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:52:04" (1/1) ... [2022-10-17 16:52:05,017 INFO L138 Inliner]: procedures = 177, calls = 69, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 129 [2022-10-17 16:52:05,017 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:52:05,018 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:52:05,018 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:52:05,019 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:52:05,027 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:52:04" (1/1) ... [2022-10-17 16:52:05,028 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:52:04" (1/1) ... [2022-10-17 16:52:05,044 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:52:04" (1/1) ... [2022-10-17 16:52:05,044 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:52:04" (1/1) ... [2022-10-17 16:52:05,071 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:52:04" (1/1) ... [2022-10-17 16:52:05,075 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:52:04" (1/1) ... [2022-10-17 16:52:05,078 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:52:04" (1/1) ... [2022-10-17 16:52:05,081 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:52:04" (1/1) ... [2022-10-17 16:52:05,086 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:52:05,087 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:52:05,087 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:52:05,087 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:52:05,102 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:52:04" (1/1) ... [2022-10-17 16:52:05,109 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:52:05,125 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dda9ad4-c540-4a1f-851a-79bf25711abd/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:52:05,140 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dda9ad4-c540-4a1f-851a-79bf25711abd/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:52:05,154 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dda9ad4-c540-4a1f-851a-79bf25711abd/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:52:05,188 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-10-17 16:52:05,189 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-10-17 16:52:05,190 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-17 16:52:05,190 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-10-17 16:52:05,190 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:52:05,190 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 16:52:05,190 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 16:52:05,191 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2022-10-17 16:52:05,191 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2022-10-17 16:52:05,191 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2022-10-17 16:52:05,191 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2022-10-17 16:52:05,191 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2022-10-17 16:52:05,192 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2022-10-17 16:52:05,192 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2022-10-17 16:52:05,192 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2022-10-17 16:52:05,192 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:52:05,192 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-10-17 16:52:05,192 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:52:05,193 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:52:05,195 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 16:52:05,393 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:52:05,395 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:52:06,223 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:52:06,717 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:52:06,718 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-10-17 16:52:06,718 ERROR L334 CfgBuilder]: Unexpected successor node of atomic block begin: L758 is neither atomic block end nor a sink node. [2022-10-17 16:52:06,719 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:303) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) 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 16:52:06,724 INFO L158 Benchmark]: Toolchain (without parser) took 2573.88ms. Allocated memory is still 161.5MB. Free memory was 128.0MB in the beginning and 94.9MB in the end (delta: 33.1MB). Peak memory consumption was 58.9MB. Max. memory is 16.1GB. [2022-10-17 16:52:06,725 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 94.4MB. Free memory was 47.8MB in the beginning and 47.7MB in the end (delta: 92.4kB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:52:06,727 INFO L158 Benchmark]: CACSL2BoogieTranslator took 766.50ms. Allocated memory is still 161.5MB. Free memory was 127.6MB in the beginning and 121.4MB in the end (delta: 6.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-10-17 16:52:06,728 INFO L158 Benchmark]: Boogie Procedure Inliner took 97.65ms. Allocated memory is still 161.5MB. Free memory was 121.4MB in the beginning and 118.9MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 16:52:06,730 INFO L158 Benchmark]: Boogie Preprocessor took 68.10ms. Allocated memory is still 161.5MB. Free memory was 118.9MB in the beginning and 116.3MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 16:52:06,730 INFO L158 Benchmark]: RCFGBuilder took 1634.72ms. Allocated memory is still 161.5MB. Free memory was 116.3MB in the beginning and 94.9MB in the end (delta: 21.5MB). Peak memory consumption was 49.0MB. Max. memory is 16.1GB. [2022-10-17 16:52:06,739 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 94.4MB. Free memory was 47.8MB in the beginning and 47.7MB in the end (delta: 92.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 766.50ms. Allocated memory is still 161.5MB. Free memory was 127.6MB in the beginning and 121.4MB in the end (delta: 6.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 97.65ms. Allocated memory is still 161.5MB. Free memory was 121.4MB in the beginning and 118.9MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 68.10ms. Allocated memory is still 161.5MB. Free memory was 118.9MB in the beginning and 116.3MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1634.72ms. Allocated memory is still 161.5MB. Free memory was 116.3MB in the beginning and 94.9MB in the end (delta: 21.5MB). Peak memory consumption was 49.0MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:303) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-10-17 16:52:06,787 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dda9ad4-c540-4a1f-851a-79bf25711abd/bin/ukojak-92XMlrwhuB/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/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dda9ad4-c540-4a1f-851a-79bf25711abd/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dda9ad4-c540-4a1f-851a-79bf25711abd/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_9dda9ad4-c540-4a1f-851a-79bf25711abd/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dda9ad4-c540-4a1f-851a-79bf25711abd/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix017.oepc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dda9ad4-c540-4a1f-851a-79bf25711abd/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_9dda9ad4-c540-4a1f-851a-79bf25711abd/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 a97b4f259d777d70ea3df756a2f94b2605f52fea9df0872361c6911477a44448 --- 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 16:52:09,344 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:52:09,346 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:52:09,382 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:52:09,383 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:52:09,384 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:52:09,386 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:52:09,389 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:52:09,391 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:52:09,392 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:52:09,393 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:52:09,395 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:52:09,395 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:52:09,397 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:52:09,398 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:52:09,399 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:52:09,401 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:52:09,402 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:52:09,404 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:52:09,407 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:52:09,409 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:52:09,410 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:52:09,412 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:52:09,413 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:52:09,418 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:52:09,419 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:52:09,419 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:52:09,420 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:52:09,421 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:52:09,422 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:52:09,422 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:52:09,423 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:52:09,424 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:52:09,425 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:52:09,427 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:52:09,427 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:52:09,428 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:52:09,428 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:52:09,429 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:52:09,430 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:52:09,431 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:52:09,432 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dda9ad4-c540-4a1f-851a-79bf25711abd/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2022-10-17 16:52:09,481 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:52:09,481 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:52:09,484 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:52:09,484 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:52:09,485 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:52:09,486 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:52:09,486 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:52:09,486 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:52:09,486 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:52:09,486 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:52:09,487 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:52:09,488 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:52:09,488 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:52:09,488 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-10-17 16:52:09,488 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-10-17 16:52:09,489 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-10-17 16:52:09,489 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:52:09,489 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:52:09,489 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:52:09,489 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:52:09,490 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:52:09,490 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:52:09,490 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:52:09,490 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:52:09,490 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:52:09,491 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:52:09,491 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:52:09,491 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-10-17 16:52:09,491 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-10-17 16:52:09,491 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:52:09,492 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-10-17 16:52:09,492 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-10-17 16:52:09,492 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_9dda9ad4-c540-4a1f-851a-79bf25711abd/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dda9ad4-c540-4a1f-851a-79bf25711abd/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a97b4f259d777d70ea3df756a2f94b2605f52fea9df0872361c6911477a44448 [2022-10-17 16:52:09,905 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:52:09,927 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:52:09,930 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:52:09,931 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:52:09,932 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:52:09,934 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dda9ad4-c540-4a1f-851a-79bf25711abd/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/pthread-wmm/mix017.oepc.i [2022-10-17 16:52:10,009 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dda9ad4-c540-4a1f-851a-79bf25711abd/bin/ukojak-92XMlrwhuB/data/12c17c9f6/14dcdd8c68694fe0811cffb59a6019f7/FLAGabbe0eba2 [2022-10-17 16:52:10,705 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:52:10,706 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dda9ad4-c540-4a1f-851a-79bf25711abd/sv-benchmarks/c/pthread-wmm/mix017.oepc.i [2022-10-17 16:52:10,728 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dda9ad4-c540-4a1f-851a-79bf25711abd/bin/ukojak-92XMlrwhuB/data/12c17c9f6/14dcdd8c68694fe0811cffb59a6019f7/FLAGabbe0eba2 [2022-10-17 16:52:10,934 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dda9ad4-c540-4a1f-851a-79bf25711abd/bin/ukojak-92XMlrwhuB/data/12c17c9f6/14dcdd8c68694fe0811cffb59a6019f7 [2022-10-17 16:52:10,937 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:52:10,938 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:52:10,944 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:52:10,944 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:52:10,948 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:52:10,949 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:52:10" (1/1) ... [2022-10-17 16:52:10,950 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@106c29a7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:52:10, skipping insertion in model container [2022-10-17 16:52:10,951 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:52:10" (1/1) ... [2022-10-17 16:52:10,958 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:52:11,030 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:52:11,232 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_9dda9ad4-c540-4a1f-851a-79bf25711abd/sv-benchmarks/c/pthread-wmm/mix017.oepc.i[945,958] [2022-10-17 16:52:11,452 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:52:11,467 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:52:11,483 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_9dda9ad4-c540-4a1f-851a-79bf25711abd/sv-benchmarks/c/pthread-wmm/mix017.oepc.i[945,958] [2022-10-17 16:52:11,574 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:52:11,621 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:52:11,622 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:52:11 WrapperNode [2022-10-17 16:52:11,622 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:52:11,623 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:52:11,624 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:52:11,624 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:52:11,632 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:52:11" (1/1) ... [2022-10-17 16:52:11,662 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:52:11" (1/1) ... [2022-10-17 16:52:11,688 INFO L138 Inliner]: procedures = 180, calls = 69, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 130 [2022-10-17 16:52:11,689 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:52:11,690 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:52:11,690 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:52:11,690 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:52:11,713 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:52:11" (1/1) ... [2022-10-17 16:52:11,714 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:52:11" (1/1) ... [2022-10-17 16:52:11,723 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:52:11" (1/1) ... [2022-10-17 16:52:11,734 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:52:11" (1/1) ... [2022-10-17 16:52:11,774 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:52:11" (1/1) ... [2022-10-17 16:52:11,782 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:52:11" (1/1) ... [2022-10-17 16:52:11,790 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:52:11" (1/1) ... [2022-10-17 16:52:11,794 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:52:11" (1/1) ... [2022-10-17 16:52:11,800 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:52:11,801 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:52:11,802 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:52:11,802 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:52:11,803 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:52:11" (1/1) ... [2022-10-17 16:52:11,810 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:52:11,836 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dda9ad4-c540-4a1f-851a-79bf25711abd/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:52:11,848 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dda9ad4-c540-4a1f-851a-79bf25711abd/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:52:11,854 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dda9ad4-c540-4a1f-851a-79bf25711abd/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:52:11,903 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-10-17 16:52:11,903 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-10-17 16:52:11,903 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-10-17 16:52:11,903 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:52:11,904 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 16:52:11,904 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 16:52:11,904 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-10-17 16:52:11,904 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-10-17 16:52:11,904 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2022-10-17 16:52:11,905 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2022-10-17 16:52:11,905 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2022-10-17 16:52:11,905 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2022-10-17 16:52:11,906 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2022-10-17 16:52:11,906 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2022-10-17 16:52:11,906 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2022-10-17 16:52:11,906 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2022-10-17 16:52:11,907 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-10-17 16:52:11,907 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:52:11,907 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:52:11,909 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 16:52:12,164 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:52:12,166 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:52:13,137 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:52:13,747 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:52:13,748 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-10-17 16:52:13,749 ERROR L334 CfgBuilder]: Unexpected successor node of atomic block begin: L758 is neither atomic block end nor a sink node. [2022-10-17 16:52:13,749 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:303) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) 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 16:52:13,757 INFO L158 Benchmark]: Toolchain (without parser) took 2816.98ms. Allocated memory was 60.8MB in the beginning and 94.4MB in the end (delta: 33.6MB). Free memory was 36.7MB in the beginning and 70.1MB in the end (delta: -33.4MB). Peak memory consumption was 32.4MB. Max. memory is 16.1GB. [2022-10-17 16:52:13,758 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 60.8MB. Free memory was 41.7MB in the beginning and 41.7MB in the end (delta: 50.8kB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:52:13,760 INFO L158 Benchmark]: CACSL2BoogieTranslator took 678.86ms. Allocated memory is still 60.8MB. Free memory was 36.4MB in the beginning and 29.1MB in the end (delta: 7.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-10-17 16:52:13,761 INFO L158 Benchmark]: Boogie Procedure Inliner took 65.83ms. Allocated memory is still 60.8MB. Free memory was 28.9MB in the beginning and 26.5MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 16:52:13,762 INFO L158 Benchmark]: Boogie Preprocessor took 110.85ms. Allocated memory was 60.8MB in the beginning and 77.6MB in the end (delta: 16.8MB). Free memory was 26.5MB in the beginning and 57.7MB in the end (delta: -31.1MB). Peak memory consumption was 3.6MB. Max. memory is 16.1GB. [2022-10-17 16:52:13,763 INFO L158 Benchmark]: RCFGBuilder took 1952.74ms. Allocated memory was 77.6MB in the beginning and 94.4MB in the end (delta: 16.8MB). Free memory was 57.4MB in the beginning and 70.1MB in the end (delta: -12.8MB). Peak memory consumption was 37.8MB. Max. memory is 16.1GB. [2022-10-17 16:52:13,772 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 60.8MB. Free memory was 41.7MB in the beginning and 41.7MB in the end (delta: 50.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 678.86ms. Allocated memory is still 60.8MB. Free memory was 36.4MB in the beginning and 29.1MB in the end (delta: 7.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 65.83ms. Allocated memory is still 60.8MB. Free memory was 28.9MB in the beginning and 26.5MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 110.85ms. Allocated memory was 60.8MB in the beginning and 77.6MB in the end (delta: 16.8MB). Free memory was 26.5MB in the beginning and 57.7MB in the end (delta: -31.1MB). Peak memory consumption was 3.6MB. Max. memory is 16.1GB. * RCFGBuilder took 1952.74ms. Allocated memory was 77.6MB in the beginning and 94.4MB in the end (delta: 16.8MB). Free memory was 57.4MB in the beginning and 70.1MB in the end (delta: -12.8MB). Peak memory consumption was 37.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:303) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-10-17 16:52:13,830 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9dda9ad4-c540-4a1f-851a-79bf25711abd/bin/ukojak-92XMlrwhuB/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: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?