./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-wmm/mix037.opt.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_a41c95e5-19a8-4cb4-afd6-3710b1da7ed1/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a41c95e5-19a8-4cb4-afd6-3710b1da7ed1/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_a41c95e5-19a8-4cb4-afd6-3710b1da7ed1/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a41c95e5-19a8-4cb4-afd6-3710b1da7ed1/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix037.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a41c95e5-19a8-4cb4-afd6-3710b1da7ed1/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_a41c95e5-19a8-4cb4-afd6-3710b1da7ed1/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 be02b321ccd6bac38d207cd4c595c173c1a2ce3b705272ff0087ad749834a1ef --- 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 16:44:24,377 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:44:24,380 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:44:24,413 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:44:24,414 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:44:24,415 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:44:24,417 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:44:24,420 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:44:24,422 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:44:24,423 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:44:24,424 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:44:24,426 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:44:24,426 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:44:24,428 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:44:24,429 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:44:24,438 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:44:24,439 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:44:24,440 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:44:24,443 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:44:24,445 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:44:24,448 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:44:24,461 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:44:24,463 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:44:24,464 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:44:24,469 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:44:24,470 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:44:24,473 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:44:24,475 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:44:24,476 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:44:24,477 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:44:24,478 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:44:24,479 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:44:24,481 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:44:24,482 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:44:24,484 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:44:24,484 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:44:24,485 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:44:24,485 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:44:24,485 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:44:24,487 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:44:24,487 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:44:24,489 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a41c95e5-19a8-4cb4-afd6-3710b1da7ed1/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:44:24,534 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:44:24,539 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:44:24,540 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:44:24,541 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:44:24,542 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:44:24,542 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:44:24,543 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:44:24,543 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:44:24,543 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:44:24,544 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:44:24,545 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:44:24,545 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:44:24,545 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:44:24,545 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:44:24,546 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:44:24,546 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:44:24,546 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:44:24,546 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:44:24,546 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:44:24,547 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:44:24,547 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:44:24,547 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:44:24,547 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:44:24,548 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:44:24,548 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:44:24,548 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:44:24,550 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:44:24,550 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:44:24,550 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_a41c95e5-19a8-4cb4-afd6-3710b1da7ed1/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a41c95e5-19a8-4cb4-afd6-3710b1da7ed1/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> be02b321ccd6bac38d207cd4c595c173c1a2ce3b705272ff0087ad749834a1ef [2022-10-17 16:44:24,898 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:44:24,919 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:44:24,922 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:44:24,923 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:44:24,924 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:44:24,926 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a41c95e5-19a8-4cb4-afd6-3710b1da7ed1/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/pthread-wmm/mix037.opt.i [2022-10-17 16:44:25,003 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a41c95e5-19a8-4cb4-afd6-3710b1da7ed1/bin/ukojak-92XMlrwhuB/data/91835e7a4/369242151d034b959c4c16c39f73bae5/FLAG63ec78c6c [2022-10-17 16:44:25,634 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:44:25,640 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a41c95e5-19a8-4cb4-afd6-3710b1da7ed1/sv-benchmarks/c/pthread-wmm/mix037.opt.i [2022-10-17 16:44:25,662 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a41c95e5-19a8-4cb4-afd6-3710b1da7ed1/bin/ukojak-92XMlrwhuB/data/91835e7a4/369242151d034b959c4c16c39f73bae5/FLAG63ec78c6c [2022-10-17 16:44:25,848 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a41c95e5-19a8-4cb4-afd6-3710b1da7ed1/bin/ukojak-92XMlrwhuB/data/91835e7a4/369242151d034b959c4c16c39f73bae5 [2022-10-17 16:44:25,851 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:44:25,852 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:44:25,871 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:44:25,871 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:44:25,874 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:44:25,875 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:44:25" (1/1) ... [2022-10-17 16:44:25,876 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@736145d1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:44:25, skipping insertion in model container [2022-10-17 16:44:25,876 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:44:25" (1/1) ... [2022-10-17 16:44:25,885 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:44:25,955 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:44:26,180 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_a41c95e5-19a8-4cb4-afd6-3710b1da7ed1/sv-benchmarks/c/pthread-wmm/mix037.opt.i[944,957] [2022-10-17 16:44:26,456 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:44:26,478 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:44:26,495 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_a41c95e5-19a8-4cb4-afd6-3710b1da7ed1/sv-benchmarks/c/pthread-wmm/mix037.opt.i[944,957] [2022-10-17 16:44:26,586 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:44:26,622 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:44:26,623 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:44:26 WrapperNode [2022-10-17 16:44:26,623 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:44:26,624 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:44:26,625 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:44:26,625 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:44:26,635 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:44:26" (1/1) ... [2022-10-17 16:44:26,678 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:44:26" (1/1) ... [2022-10-17 16:44:26,711 INFO L138 Inliner]: procedures = 177, calls = 71, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 129 [2022-10-17 16:44:26,711 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:44:26,712 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:44:26,712 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:44:26,712 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:44:26,726 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:44:26" (1/1) ... [2022-10-17 16:44:26,726 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:44:26" (1/1) ... [2022-10-17 16:44:26,746 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:44:26" (1/1) ... [2022-10-17 16:44:26,753 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:44:26" (1/1) ... [2022-10-17 16:44:26,766 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:44:26" (1/1) ... [2022-10-17 16:44:26,770 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:44:26" (1/1) ... [2022-10-17 16:44:26,775 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:44:26" (1/1) ... [2022-10-17 16:44:26,779 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:44:26" (1/1) ... [2022-10-17 16:44:26,784 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:44:26,786 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:44:26,786 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:44:26,786 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:44:26,787 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:44:26" (1/1) ... [2022-10-17 16:44:26,795 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:44:26,806 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a41c95e5-19a8-4cb4-afd6-3710b1da7ed1/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:44:26,821 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a41c95e5-19a8-4cb4-afd6-3710b1da7ed1/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:44:26,837 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a41c95e5-19a8-4cb4-afd6-3710b1da7ed1/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:44:26,869 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-10-17 16:44:26,869 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-10-17 16:44:26,869 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-17 16:44:26,870 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-10-17 16:44:26,870 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:44:26,870 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 16:44:26,870 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 16:44:26,870 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2022-10-17 16:44:26,870 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2022-10-17 16:44:26,870 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2022-10-17 16:44:26,870 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2022-10-17 16:44:26,871 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2022-10-17 16:44:26,871 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2022-10-17 16:44:26,871 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2022-10-17 16:44:26,871 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2022-10-17 16:44:26,871 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:44:26,871 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-10-17 16:44:26,871 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:44:26,872 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:44:26,874 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 16:44:27,090 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:44:27,093 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:44:27,790 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:44:28,277 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:44:28,277 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-10-17 16:44:28,279 ERROR L334 CfgBuilder]: Unexpected successor node of atomic block begin: L816 is neither atomic block end nor a sink node. [2022-10-17 16:44:28,280 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 16:44:28,291 INFO L158 Benchmark]: Toolchain (without parser) took 2437.18ms. Allocated memory is still 127.9MB. Free memory was 88.4MB in the beginning and 49.2MB in the end (delta: 39.2MB). Peak memory consumption was 44.0MB. Max. memory is 16.1GB. [2022-10-17 16:44:28,292 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 127.9MB. Free memory is still 106.4MB. There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:44:28,294 INFO L158 Benchmark]: CACSL2BoogieTranslator took 752.92ms. Allocated memory is still 127.9MB. Free memory was 88.2MB in the beginning and 90.0MB in the end (delta: -1.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-10-17 16:44:28,295 INFO L158 Benchmark]: Boogie Procedure Inliner took 86.98ms. Allocated memory is still 127.9MB. Free memory was 89.4MB in the beginning and 87.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 16:44:28,297 INFO L158 Benchmark]: Boogie Preprocessor took 72.23ms. Allocated memory is still 127.9MB. Free memory was 87.3MB in the beginning and 85.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 16:44:28,298 INFO L158 Benchmark]: RCFGBuilder took 1502.51ms. Allocated memory is still 127.9MB. Free memory was 85.2MB in the beginning and 49.2MB in the end (delta: 36.0MB). Peak memory consumption was 44.0MB. Max. memory is 16.1GB. [2022-10-17 16:44:28,303 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 127.9MB. Free memory is still 106.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 752.92ms. Allocated memory is still 127.9MB. Free memory was 88.2MB in the beginning and 90.0MB in the end (delta: -1.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 86.98ms. Allocated memory is still 127.9MB. Free memory was 89.4MB in the beginning and 87.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 72.23ms. Allocated memory is still 127.9MB. Free memory was 87.3MB in the beginning and 85.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1502.51ms. Allocated memory is still 127.9MB. Free memory was 85.2MB in the beginning and 49.2MB in the end (delta: 36.0MB). Peak memory consumption was 44.0MB. 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 16:44:28,361 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a41c95e5-19a8-4cb4-afd6-3710b1da7ed1/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_a41c95e5-19a8-4cb4-afd6-3710b1da7ed1/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a41c95e5-19a8-4cb4-afd6-3710b1da7ed1/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_a41c95e5-19a8-4cb4-afd6-3710b1da7ed1/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a41c95e5-19a8-4cb4-afd6-3710b1da7ed1/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix037.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a41c95e5-19a8-4cb4-afd6-3710b1da7ed1/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_a41c95e5-19a8-4cb4-afd6-3710b1da7ed1/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 be02b321ccd6bac38d207cd4c595c173c1a2ce3b705272ff0087ad749834a1ef --- 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 16:44:31,051 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:44:31,053 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:44:31,094 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:44:31,094 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:44:31,096 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:44:31,098 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:44:31,101 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:44:31,103 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:44:31,105 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:44:31,106 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:44:31,108 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:44:31,109 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:44:31,110 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:44:31,112 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:44:31,113 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:44:31,115 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:44:31,116 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:44:31,118 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:44:31,121 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:44:31,123 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:44:31,129 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:44:31,131 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:44:31,133 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:44:31,139 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:44:31,147 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:44:31,148 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:44:31,149 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:44:31,151 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:44:31,152 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:44:31,154 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:44:31,155 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:44:31,157 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:44:31,159 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:44:31,162 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:44:31,163 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:44:31,164 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:44:31,165 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:44:31,165 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:44:31,167 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:44:31,168 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:44:31,169 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a41c95e5-19a8-4cb4-afd6-3710b1da7ed1/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2022-10-17 16:44:31,217 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:44:31,218 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:44:31,220 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:44:31,220 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:44:31,222 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:44:31,222 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:44:31,223 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:44:31,223 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:44:31,223 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:44:31,223 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:44:31,224 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:44:31,225 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:44:31,225 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:44:31,225 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-10-17 16:44:31,226 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-10-17 16:44:31,226 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-10-17 16:44:31,226 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:44:31,226 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:44:31,227 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:44:31,227 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:44:31,227 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:44:31,227 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:44:31,228 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:44:31,228 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:44:31,228 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:44:31,229 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:44:31,229 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:44:31,229 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-10-17 16:44:31,229 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-10-17 16:44:31,230 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:44:31,230 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-10-17 16:44:31,230 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-10-17 16:44:31,231 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_a41c95e5-19a8-4cb4-afd6-3710b1da7ed1/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a41c95e5-19a8-4cb4-afd6-3710b1da7ed1/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> be02b321ccd6bac38d207cd4c595c173c1a2ce3b705272ff0087ad749834a1ef [2022-10-17 16:44:31,625 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:44:31,647 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:44:31,650 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:44:31,651 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:44:31,652 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:44:31,654 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a41c95e5-19a8-4cb4-afd6-3710b1da7ed1/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/pthread-wmm/mix037.opt.i [2022-10-17 16:44:31,732 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a41c95e5-19a8-4cb4-afd6-3710b1da7ed1/bin/ukojak-92XMlrwhuB/data/d5b186455/d35d9e4a98f24b21805ee66af6b6dcde/FLAG1fde44321 [2022-10-17 16:44:32,482 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:44:32,483 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a41c95e5-19a8-4cb4-afd6-3710b1da7ed1/sv-benchmarks/c/pthread-wmm/mix037.opt.i [2022-10-17 16:44:32,504 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a41c95e5-19a8-4cb4-afd6-3710b1da7ed1/bin/ukojak-92XMlrwhuB/data/d5b186455/d35d9e4a98f24b21805ee66af6b6dcde/FLAG1fde44321 [2022-10-17 16:44:32,732 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a41c95e5-19a8-4cb4-afd6-3710b1da7ed1/bin/ukojak-92XMlrwhuB/data/d5b186455/d35d9e4a98f24b21805ee66af6b6dcde [2022-10-17 16:44:32,734 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:44:32,738 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:44:32,740 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:44:32,740 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:44:32,744 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:44:32,745 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:44:32" (1/1) ... [2022-10-17 16:44:32,746 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@59d8cb21 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:44:32, skipping insertion in model container [2022-10-17 16:44:32,747 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:44:32" (1/1) ... [2022-10-17 16:44:32,754 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:44:32,826 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:44:33,057 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_a41c95e5-19a8-4cb4-afd6-3710b1da7ed1/sv-benchmarks/c/pthread-wmm/mix037.opt.i[944,957] [2022-10-17 16:44:33,253 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:44:33,267 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:44:33,281 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_a41c95e5-19a8-4cb4-afd6-3710b1da7ed1/sv-benchmarks/c/pthread-wmm/mix037.opt.i[944,957] [2022-10-17 16:44:33,359 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:44:33,405 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:44:33,406 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:44:33 WrapperNode [2022-10-17 16:44:33,406 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:44:33,407 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:44:33,407 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:44:33,408 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:44:33,415 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:44:33" (1/1) ... [2022-10-17 16:44:33,437 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:44:33" (1/1) ... [2022-10-17 16:44:33,464 INFO L138 Inliner]: procedures = 180, calls = 71, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 130 [2022-10-17 16:44:33,465 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:44:33,466 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:44:33,466 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:44:33,466 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:44:33,476 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:44:33" (1/1) ... [2022-10-17 16:44:33,476 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:44:33" (1/1) ... [2022-10-17 16:44:33,482 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:44:33" (1/1) ... [2022-10-17 16:44:33,482 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:44:33" (1/1) ... [2022-10-17 16:44:33,500 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:44:33" (1/1) ... [2022-10-17 16:44:33,520 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:44:33" (1/1) ... [2022-10-17 16:44:33,525 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:44:33" (1/1) ... [2022-10-17 16:44:33,534 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:44:33" (1/1) ... [2022-10-17 16:44:33,547 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:44:33,548 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:44:33,548 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:44:33,549 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:44:33,550 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:44:33" (1/1) ... [2022-10-17 16:44:33,559 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:44:33,604 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a41c95e5-19a8-4cb4-afd6-3710b1da7ed1/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:44:33,642 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a41c95e5-19a8-4cb4-afd6-3710b1da7ed1/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:44:33,658 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a41c95e5-19a8-4cb4-afd6-3710b1da7ed1/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:44:33,703 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-10-17 16:44:33,703 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-10-17 16:44:33,703 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-10-17 16:44:33,704 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:44:33,704 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 16:44:33,704 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 16:44:33,704 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-10-17 16:44:33,705 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-10-17 16:44:33,705 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2022-10-17 16:44:33,705 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2022-10-17 16:44:33,706 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2022-10-17 16:44:33,706 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2022-10-17 16:44:33,706 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2022-10-17 16:44:33,706 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2022-10-17 16:44:33,707 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2022-10-17 16:44:33,707 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2022-10-17 16:44:33,707 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-10-17 16:44:33,707 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:44:33,708 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:44:33,710 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 16:44:33,968 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:44:33,971 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:44:34,648 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:44:35,136 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:44:35,137 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-10-17 16:44:35,144 ERROR L334 CfgBuilder]: Unexpected successor node of atomic block begin: L816 is neither atomic block end nor a sink node. [2022-10-17 16:44:35,145 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 16:44:35,152 INFO L158 Benchmark]: Toolchain (without parser) took 2413.89ms. Allocated memory was 62.9MB in the beginning and 102.8MB in the end (delta: 39.8MB). Free memory was 40.3MB in the beginning and 76.1MB in the end (delta: -35.8MB). Peak memory consumption was 29.6MB. Max. memory is 16.1GB. [2022-10-17 16:44:35,153 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 62.9MB. Free memory was 43.4MB in the beginning and 43.3MB in the end (delta: 84.0kB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:44:35,154 INFO L158 Benchmark]: CACSL2BoogieTranslator took 666.36ms. Allocated memory is still 62.9MB. Free memory was 40.2MB in the beginning and 31.4MB in the end (delta: 8.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-10-17 16:44:35,155 INFO L158 Benchmark]: Boogie Procedure Inliner took 57.74ms. Allocated memory is still 62.9MB. Free memory was 31.4MB in the beginning and 28.8MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 16:44:35,156 INFO L158 Benchmark]: Boogie Preprocessor took 81.60ms. Allocated memory is still 62.9MB. Free memory was 28.8MB in the beginning and 26.2MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 16:44:35,157 INFO L158 Benchmark]: RCFGBuilder took 1600.94ms. Allocated memory was 62.9MB in the beginning and 102.8MB in the end (delta: 39.8MB). Free memory was 26.2MB in the beginning and 76.1MB in the end (delta: -49.9MB). Peak memory consumption was 17.8MB. Max. memory is 16.1GB. [2022-10-17 16:44:35,167 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25ms. Allocated memory is still 62.9MB. Free memory was 43.4MB in the beginning and 43.3MB in the end (delta: 84.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 666.36ms. Allocated memory is still 62.9MB. Free memory was 40.2MB in the beginning and 31.4MB in the end (delta: 8.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 57.74ms. Allocated memory is still 62.9MB. Free memory was 31.4MB in the beginning and 28.8MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 81.60ms. Allocated memory is still 62.9MB. Free memory was 28.8MB in the beginning and 26.2MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1600.94ms. Allocated memory was 62.9MB in the beginning and 102.8MB in the end (delta: 39.8MB). Free memory was 26.2MB in the beginning and 76.1MB in the end (delta: -49.9MB). Peak memory consumption was 17.8MB. 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 16:44:35,222 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a41c95e5-19a8-4cb4-afd6-3710b1da7ed1/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?