./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-wmm/mix040.opt.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version b5237d83 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efa0962d-96f0-45ab-92c4-dab17298de85/bin/ukojak-jW3SillKbg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efa0962d-96f0-45ab-92c4-dab17298de85/bin/ukojak-jW3SillKbg/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efa0962d-96f0-45ab-92c4-dab17298de85/bin/ukojak-jW3SillKbg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efa0962d-96f0-45ab-92c4-dab17298de85/bin/ukojak-jW3SillKbg/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix040.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efa0962d-96f0-45ab-92c4-dab17298de85/bin/ukojak-jW3SillKbg/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efa0962d-96f0-45ab-92c4-dab17298de85/bin/ukojak-jW3SillKbg --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 9adb0e975425d9a1b173bce1a766592f39d0541cd50cefd6e228e1140c2f9f3e --- 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-b5237d8 [2022-11-21 22:31:21,847 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 22:31:21,850 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 22:31:21,879 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 22:31:21,880 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 22:31:21,884 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 22:31:21,886 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 22:31:21,891 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 22:31:21,894 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 22:31:21,901 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 22:31:21,903 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 22:31:21,906 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 22:31:21,908 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 22:31:21,911 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 22:31:21,916 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 22:31:21,919 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 22:31:21,922 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 22:31:21,924 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 22:31:21,926 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 22:31:21,931 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 22:31:21,936 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 22:31:21,940 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 22:31:21,941 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 22:31:21,943 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 22:31:21,951 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 22:31:21,958 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 22:31:21,958 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 22:31:21,959 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 22:31:21,962 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 22:31:21,963 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 22:31:21,966 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 22:31:21,967 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 22:31:21,969 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 22:31:21,971 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 22:31:21,972 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 22:31:21,973 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 22:31:21,974 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 22:31:21,974 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 22:31:21,975 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 22:31:21,979 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 22:31:21,980 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 22:31:21,982 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efa0962d-96f0-45ab-92c4-dab17298de85/bin/ukojak-jW3SillKbg/config/svcomp-Overflow-32bit-Kojak_Default.epf [2022-11-21 22:31:22,026 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 22:31:22,026 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 22:31:22,027 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 22:31:22,028 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-21 22:31:22,028 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 22:31:22,029 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 22:31:22,029 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 22:31:22,029 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-21 22:31:22,030 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-21 22:31:22,030 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-21 22:31:22,030 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-21 22:31:22,031 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 22:31:22,031 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-21 22:31:22,031 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 22:31:22,032 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-21 22:31:22,032 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-21 22:31:22,032 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-21 22:31:22,032 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-21 22:31:22,033 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 22:31:22,033 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-21 22:31:22,033 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-21 22:31:22,034 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-21 22:31:22,034 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 22:31:22,034 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 22:31:22,035 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 22:31:22,035 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 22:31:22,035 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-21 22:31:22,035 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-21 22:31:22,036 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-21 22:31:22,036 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-21 22:31:22,036 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_efa0962d-96f0-45ab-92c4-dab17298de85/bin/ukojak-jW3SillKbg/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efa0962d-96f0-45ab-92c4-dab17298de85/bin/ukojak-jW3SillKbg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9adb0e975425d9a1b173bce1a766592f39d0541cd50cefd6e228e1140c2f9f3e [2022-11-21 22:31:22,391 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 22:31:22,431 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 22:31:22,435 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 22:31:22,438 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 22:31:22,439 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 22:31:22,441 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efa0962d-96f0-45ab-92c4-dab17298de85/bin/ukojak-jW3SillKbg/../../sv-benchmarks/c/pthread-wmm/mix040.opt.i [2022-11-21 22:31:25,968 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 22:31:26,285 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 22:31:26,285 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efa0962d-96f0-45ab-92c4-dab17298de85/sv-benchmarks/c/pthread-wmm/mix040.opt.i [2022-11-21 22:31:26,302 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efa0962d-96f0-45ab-92c4-dab17298de85/bin/ukojak-jW3SillKbg/data/2461b034e/30b9c27499ab42dcbebaaa1f89a324ce/FLAG6b0d08727 [2022-11-21 22:31:26,319 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efa0962d-96f0-45ab-92c4-dab17298de85/bin/ukojak-jW3SillKbg/data/2461b034e/30b9c27499ab42dcbebaaa1f89a324ce [2022-11-21 22:31:26,322 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 22:31:26,323 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 22:31:26,325 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 22:31:26,325 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 22:31:26,331 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 22:31:26,332 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:31:26" (1/1) ... [2022-11-21 22:31:26,333 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1b88eee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:31:26, skipping insertion in model container [2022-11-21 22:31:26,334 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:31:26" (1/1) ... [2022-11-21 22:31:26,354 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 22:31:26,421 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 22:31:26,602 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efa0962d-96f0-45ab-92c4-dab17298de85/sv-benchmarks/c/pthread-wmm/mix040.opt.i[944,957] [2022-11-21 22:31:26,834 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 22:31:26,848 INFO L203 MainTranslator]: Completed pre-run [2022-11-21 22:31:26,864 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efa0962d-96f0-45ab-92c4-dab17298de85/sv-benchmarks/c/pthread-wmm/mix040.opt.i[944,957] [2022-11-21 22:31:26,937 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 22:31:27,004 INFO L208 MainTranslator]: Completed translation [2022-11-21 22:31:27,005 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:31:27 WrapperNode [2022-11-21 22:31:27,007 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 22:31:27,009 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-21 22:31:27,010 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-21 22:31:27,010 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-21 22:31:27,019 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:31:27" (1/1) ... [2022-11-21 22:31:27,052 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:31:27" (1/1) ... [2022-11-21 22:31:27,103 INFO L138 Inliner]: procedures = 177, calls = 71, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 104 [2022-11-21 22:31:27,104 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-21 22:31:27,105 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-21 22:31:27,105 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-21 22:31:27,105 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-21 22:31:27,117 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:31:27" (1/1) ... [2022-11-21 22:31:27,117 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:31:27" (1/1) ... [2022-11-21 22:31:27,133 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:31:27" (1/1) ... [2022-11-21 22:31:27,134 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:31:27" (1/1) ... [2022-11-21 22:31:27,167 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:31:27" (1/1) ... [2022-11-21 22:31:27,169 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:31:27" (1/1) ... [2022-11-21 22:31:27,179 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:31:27" (1/1) ... [2022-11-21 22:31:27,188 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:31:27" (1/1) ... [2022-11-21 22:31:27,191 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-21 22:31:27,192 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-21 22:31:27,193 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-21 22:31:27,197 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-21 22:31:27,198 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:31:27" (1/1) ... [2022-11-21 22:31:27,204 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 22:31:27,220 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efa0962d-96f0-45ab-92c4-dab17298de85/bin/ukojak-jW3SillKbg/z3 [2022-11-21 22:31:27,241 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efa0962d-96f0-45ab-92c4-dab17298de85/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-21 22:31:27,251 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efa0962d-96f0-45ab-92c4-dab17298de85/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-21 22:31:27,280 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-11-21 22:31:27,280 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-11-21 22:31:27,280 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-21 22:31:27,280 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-11-21 22:31:27,281 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-21 22:31:27,281 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-21 22:31:27,281 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-21 22:31:27,281 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2022-11-21 22:31:27,281 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2022-11-21 22:31:27,281 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2022-11-21 22:31:27,281 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2022-11-21 22:31:27,281 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2022-11-21 22:31:27,282 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2022-11-21 22:31:27,282 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2022-11-21 22:31:27,282 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2022-11-21 22:31:27,282 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-21 22:31:27,282 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-11-21 22:31:27,282 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-21 22:31:27,282 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-21 22:31:27,284 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-21 22:31:27,442 INFO L235 CfgBuilder]: Building ICFG [2022-11-21 22:31:27,444 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-21 22:31:27,917 INFO L276 CfgBuilder]: Performing block encoding [2022-11-21 22:31:28,185 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-21 22:31:28,185 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-21 22:31:28,187 ERROR L334 CfgBuilder]: Unexpected successor node of atomic block begin: L814 is neither atomic block end nor a sink node. [2022-11-21 22:31:28,188 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) [2022-11-21 22:31:28,193 INFO L158 Benchmark]: Toolchain (without parser) took 1868.46ms. Allocated memory is still 165.7MB. Free memory was 118.4MB in the beginning and 101.2MB in the end (delta: 17.2MB). Peak memory consumption was 19.7MB. Max. memory is 16.1GB. [2022-11-21 22:31:28,193 INFO L158 Benchmark]: CDTParser took 0.38ms. Allocated memory is still 117.4MB. Free memory was 84.6MB in the beginning and 84.5MB in the end (delta: 26.7kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 22:31:28,194 INFO L158 Benchmark]: CACSL2BoogieTranslator took 682.81ms. Allocated memory is still 165.7MB. Free memory was 118.4MB in the beginning and 95.6MB in the end (delta: 22.8MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2022-11-21 22:31:28,195 INFO L158 Benchmark]: Boogie Procedure Inliner took 95.05ms. Allocated memory is still 165.7MB. Free memory was 95.6MB in the beginning and 93.2MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 22:31:28,196 INFO L158 Benchmark]: Boogie Preprocessor took 86.69ms. Allocated memory is still 165.7MB. Free memory was 93.2MB in the beginning and 134.2MB in the end (delta: -41.0MB). Peak memory consumption was 7.1MB. Max. memory is 16.1GB. [2022-11-21 22:31:28,197 INFO L158 Benchmark]: RCFGBuilder took 998.86ms. Allocated memory is still 165.7MB. Free memory was 134.2MB in the beginning and 101.2MB in the end (delta: 33.0MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2022-11-21 22:31:28,200 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38ms. Allocated memory is still 117.4MB. Free memory was 84.6MB in the beginning and 84.5MB in the end (delta: 26.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 682.81ms. Allocated memory is still 165.7MB. Free memory was 118.4MB in the beginning and 95.6MB in the end (delta: 22.8MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 95.05ms. Allocated memory is still 165.7MB. Free memory was 95.6MB in the beginning and 93.2MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 86.69ms. Allocated memory is still 165.7MB. Free memory was 93.2MB in the beginning and 134.2MB in the end (delta: -41.0MB). Peak memory consumption was 7.1MB. Max. memory is 16.1GB. * RCFGBuilder took 998.86ms. Allocated memory is still 165.7MB. Free memory was 134.2MB in the beginning and 101.2MB in the end (delta: 33.0MB). Peak memory consumption was 33.6MB. 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. [2022-11-21 22:31:28,232 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efa0962d-96f0-45ab-92c4-dab17298de85/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efa0962d-96f0-45ab-92c4-dab17298de85/bin/ukojak-jW3SillKbg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efa0962d-96f0-45ab-92c4-dab17298de85/bin/ukojak-jW3SillKbg/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efa0962d-96f0-45ab-92c4-dab17298de85/bin/ukojak-jW3SillKbg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efa0962d-96f0-45ab-92c4-dab17298de85/bin/ukojak-jW3SillKbg/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix040.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efa0962d-96f0-45ab-92c4-dab17298de85/bin/ukojak-jW3SillKbg/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efa0962d-96f0-45ab-92c4-dab17298de85/bin/ukojak-jW3SillKbg --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 9adb0e975425d9a1b173bce1a766592f39d0541cd50cefd6e228e1140c2f9f3e --- 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-b5237d8 [2022-11-21 22:31:31,336 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 22:31:31,339 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 22:31:31,381 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 22:31:31,382 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 22:31:31,386 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 22:31:31,389 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 22:31:31,392 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 22:31:31,395 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 22:31:31,400 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 22:31:31,402 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 22:31:31,404 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 22:31:31,405 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 22:31:31,408 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 22:31:31,409 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 22:31:31,416 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 22:31:31,417 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 22:31:31,418 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 22:31:31,420 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 22:31:31,425 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 22:31:31,427 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 22:31:31,430 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 22:31:31,432 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 22:31:31,433 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 22:31:31,443 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 22:31:31,444 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 22:31:31,444 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 22:31:31,447 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 22:31:31,449 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 22:31:31,451 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 22:31:31,452 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 22:31:31,453 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 22:31:31,455 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 22:31:31,468 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 22:31:31,469 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 22:31:31,469 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 22:31:31,470 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 22:31:31,471 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 22:31:31,471 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 22:31:31,472 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 22:31:31,473 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 22:31:31,478 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efa0962d-96f0-45ab-92c4-dab17298de85/bin/ukojak-jW3SillKbg/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2022-11-21 22:31:31,524 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 22:31:31,525 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 22:31:31,527 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 22:31:31,527 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-21 22:31:31,528 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 22:31:31,528 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 22:31:31,529 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 22:31:31,529 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-21 22:31:31,529 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-21 22:31:31,529 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-21 22:31:31,531 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 22:31:31,531 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-21 22:31:31,531 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 22:31:31,531 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-21 22:31:31,532 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-21 22:31:31,532 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-21 22:31:31,532 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-21 22:31:31,532 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-21 22:31:31,532 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-21 22:31:31,533 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-21 22:31:31,533 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 22:31:31,533 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-21 22:31:31,533 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-21 22:31:31,533 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-21 22:31:31,534 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 22:31:31,534 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 22:31:31,534 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 22:31:31,535 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 22:31:31,535 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-21 22:31:31,535 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-21 22:31:31,535 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-21 22:31:31,535 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-21 22:31:31,536 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-11-21 22:31:31,536 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-21 22:31:31,536 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_efa0962d-96f0-45ab-92c4-dab17298de85/bin/ukojak-jW3SillKbg/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efa0962d-96f0-45ab-92c4-dab17298de85/bin/ukojak-jW3SillKbg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9adb0e975425d9a1b173bce1a766592f39d0541cd50cefd6e228e1140c2f9f3e [2022-11-21 22:31:32,002 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 22:31:32,027 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 22:31:32,031 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 22:31:32,032 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 22:31:32,033 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 22:31:32,035 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efa0962d-96f0-45ab-92c4-dab17298de85/bin/ukojak-jW3SillKbg/../../sv-benchmarks/c/pthread-wmm/mix040.opt.i [2022-11-21 22:31:35,253 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 22:31:35,662 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 22:31:35,667 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efa0962d-96f0-45ab-92c4-dab17298de85/sv-benchmarks/c/pthread-wmm/mix040.opt.i [2022-11-21 22:31:35,695 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efa0962d-96f0-45ab-92c4-dab17298de85/bin/ukojak-jW3SillKbg/data/7682f57be/0e84ea7a83d343eea50e5f9f45324543/FLAG840c18ba5 [2022-11-21 22:31:35,715 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efa0962d-96f0-45ab-92c4-dab17298de85/bin/ukojak-jW3SillKbg/data/7682f57be/0e84ea7a83d343eea50e5f9f45324543 [2022-11-21 22:31:35,719 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 22:31:35,720 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 22:31:35,724 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 22:31:35,724 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 22:31:35,728 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 22:31:35,729 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:31:35" (1/1) ... [2022-11-21 22:31:35,731 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4784724 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:31:35, skipping insertion in model container [2022-11-21 22:31:35,731 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:31:35" (1/1) ... [2022-11-21 22:31:35,740 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 22:31:35,809 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 22:31:36,054 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efa0962d-96f0-45ab-92c4-dab17298de85/sv-benchmarks/c/pthread-wmm/mix040.opt.i[944,957] [2022-11-21 22:31:36,375 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 22:31:36,390 INFO L203 MainTranslator]: Completed pre-run [2022-11-21 22:31:36,406 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efa0962d-96f0-45ab-92c4-dab17298de85/sv-benchmarks/c/pthread-wmm/mix040.opt.i[944,957] [2022-11-21 22:31:36,482 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 22:31:36,552 INFO L208 MainTranslator]: Completed translation [2022-11-21 22:31:36,552 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:31:36 WrapperNode [2022-11-21 22:31:36,553 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 22:31:36,554 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-21 22:31:36,554 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-21 22:31:36,554 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-21 22:31:36,562 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:31:36" (1/1) ... [2022-11-21 22:31:36,591 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:31:36" (1/1) ... [2022-11-21 22:31:36,611 INFO L138 Inliner]: procedures = 180, calls = 71, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 105 [2022-11-21 22:31:36,612 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-21 22:31:36,612 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-21 22:31:36,613 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-21 22:31:36,613 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-21 22:31:36,620 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:31:36" (1/1) ... [2022-11-21 22:31:36,621 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:31:36" (1/1) ... [2022-11-21 22:31:36,625 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:31:36" (1/1) ... [2022-11-21 22:31:36,625 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:31:36" (1/1) ... [2022-11-21 22:31:36,656 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:31:36" (1/1) ... [2022-11-21 22:31:36,658 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:31:36" (1/1) ... [2022-11-21 22:31:36,661 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:31:36" (1/1) ... [2022-11-21 22:31:36,668 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:31:36" (1/1) ... [2022-11-21 22:31:36,678 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-21 22:31:36,679 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-21 22:31:36,679 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-21 22:31:36,679 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-21 22:31:36,680 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:31:36" (1/1) ... [2022-11-21 22:31:36,686 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 22:31:36,715 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efa0962d-96f0-45ab-92c4-dab17298de85/bin/ukojak-jW3SillKbg/z3 [2022-11-21 22:31:36,733 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efa0962d-96f0-45ab-92c4-dab17298de85/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-21 22:31:36,771 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efa0962d-96f0-45ab-92c4-dab17298de85/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-21 22:31:36,794 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-11-21 22:31:36,794 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-11-21 22:31:36,794 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-11-21 22:31:36,794 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-21 22:31:36,794 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-21 22:31:36,795 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-21 22:31:36,796 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-11-21 22:31:36,796 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-11-21 22:31:36,797 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2022-11-21 22:31:36,797 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2022-11-21 22:31:36,797 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2022-11-21 22:31:36,797 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2022-11-21 22:31:36,797 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2022-11-21 22:31:36,797 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2022-11-21 22:31:36,797 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2022-11-21 22:31:36,798 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2022-11-21 22:31:36,798 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-11-21 22:31:36,798 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-21 22:31:36,798 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-21 22:31:36,800 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-21 22:31:36,977 INFO L235 CfgBuilder]: Building ICFG [2022-11-21 22:31:36,993 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-21 22:31:37,482 INFO L276 CfgBuilder]: Performing block encoding [2022-11-21 22:31:37,679 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-21 22:31:37,679 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-21 22:31:37,681 ERROR L334 CfgBuilder]: Unexpected successor node of atomic block begin: L814 is neither atomic block end nor a sink node. [2022-11-21 22:31:37,682 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) [2022-11-21 22:31:37,689 INFO L158 Benchmark]: Toolchain (without parser) took 1967.49ms. Allocated memory is still 77.6MB. Free memory was 54.3MB in the beginning and 31.2MB in the end (delta: 23.1MB). Peak memory consumption was 27.0MB. Max. memory is 16.1GB. [2022-11-21 22:31:37,690 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 60.8MB. Free memory is still 39.0MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 22:31:37,690 INFO L158 Benchmark]: CACSL2BoogieTranslator took 829.10ms. Allocated memory is still 77.6MB. Free memory was 54.3MB in the beginning and 50.5MB in the end (delta: 3.9MB). Peak memory consumption was 21.9MB. Max. memory is 16.1GB. [2022-11-21 22:31:37,691 INFO L158 Benchmark]: Boogie Procedure Inliner took 57.99ms. Allocated memory is still 77.6MB. Free memory was 50.5MB in the beginning and 47.9MB in the end (delta: 2.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-21 22:31:37,692 INFO L158 Benchmark]: Boogie Preprocessor took 65.82ms. Allocated memory is still 77.6MB. Free memory was 47.9MB in the beginning and 45.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 22:31:37,693 INFO L158 Benchmark]: RCFGBuilder took 1007.97ms. Allocated memory is still 77.6MB. Free memory was 45.5MB in the beginning and 31.2MB in the end (delta: 14.3MB). Peak memory consumption was 17.6MB. Max. memory is 16.1GB. [2022-11-21 22:31:37,698 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36ms. Allocated memory is still 60.8MB. Free memory is still 39.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 829.10ms. Allocated memory is still 77.6MB. Free memory was 54.3MB in the beginning and 50.5MB in the end (delta: 3.9MB). Peak memory consumption was 21.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 57.99ms. Allocated memory is still 77.6MB. Free memory was 50.5MB in the beginning and 47.9MB in the end (delta: 2.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 65.82ms. Allocated memory is still 77.6MB. Free memory was 47.9MB in the beginning and 45.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1007.97ms. Allocated memory is still 77.6MB. Free memory was 45.5MB in the beginning and 31.2MB in the end (delta: 14.3MB). Peak memory consumption was 17.6MB. 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. [2022-11-21 22:31:37,753 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efa0962d-96f0-45ab-92c4-dab17298de85/bin/ukojak-jW3SillKbg/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?