./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-wmm/mix025_pso.opt_rmo.opt.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 0e0057cc 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_b8be59ca-dbb0-42bf-82ef-fd0b99dabc11/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8be59ca-dbb0-42bf-82ef-fd0b99dabc11/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8be59ca-dbb0-42bf-82ef-fd0b99dabc11/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8be59ca-dbb0-42bf-82ef-fd0b99dabc11/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix025_pso.opt_rmo.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8be59ca-dbb0-42bf-82ef-fd0b99dabc11/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8be59ca-dbb0-42bf-82ef-fd0b99dabc11/bin/ukojak-verify-Qdu7aM0XO9 --witnessprinter.witness.filename witness --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 3bbcbfea07b4de27a61735028fd08097276598be4815bd7ea5f14ba44ebf2380 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 22:01:06,636 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 22:01:06,697 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8be59ca-dbb0-42bf-82ef-fd0b99dabc11/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-12-02 22:01:06,701 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 22:01:06,702 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-02 22:01:06,722 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 22:01:06,723 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 22:01:06,724 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-02 22:01:06,725 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 22:01:06,725 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 22:01:06,726 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 22:01:06,726 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 22:01:06,727 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 22:01:06,727 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 22:01:06,727 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 22:01:06,728 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 22:01:06,728 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 22:01:06,729 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 22:01:06,729 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 22:01:06,740 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-02 22:01:06,741 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-02 22:01:06,741 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 22:01:06,741 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 22:01:06,742 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 22:01:06,742 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 22:01:06,743 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 22:01:06,743 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 22:01:06,743 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 22:01:06,744 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 22:01:06,744 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 22:01:06,744 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 22:01:06,745 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 22:01:06,745 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-02 22:01:06,745 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 22:01:06,745 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 22:01:06,746 INFO L153 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_b8be59ca-dbb0-42bf-82ef-fd0b99dabc11/bin/ukojak-verify-Qdu7aM0XO9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8be59ca-dbb0-42bf-82ef-fd0b99dabc11/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3bbcbfea07b4de27a61735028fd08097276598be4815bd7ea5f14ba44ebf2380 [2023-12-02 22:01:06,963 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 22:01:06,981 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 22:01:06,983 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 22:01:06,984 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 22:01:06,985 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 22:01:06,986 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8be59ca-dbb0-42bf-82ef-fd0b99dabc11/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/pthread-wmm/mix025_pso.opt_rmo.opt.i [2023-12-02 22:01:09,709 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 22:01:09,925 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 22:01:09,926 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8be59ca-dbb0-42bf-82ef-fd0b99dabc11/sv-benchmarks/c/pthread-wmm/mix025_pso.opt_rmo.opt.i [2023-12-02 22:01:09,941 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8be59ca-dbb0-42bf-82ef-fd0b99dabc11/bin/ukojak-verify-Qdu7aM0XO9/data/01280e951/e78e25c1ebe84ebab793e0a59bff0359/FLAGee3c4d061 [2023-12-02 22:01:09,954 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8be59ca-dbb0-42bf-82ef-fd0b99dabc11/bin/ukojak-verify-Qdu7aM0XO9/data/01280e951/e78e25c1ebe84ebab793e0a59bff0359 [2023-12-02 22:01:09,956 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 22:01:09,958 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 22:01:09,959 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 22:01:09,959 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 22:01:09,963 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 22:01:09,964 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 10:01:09" (1/1) ... [2023-12-02 22:01:09,965 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4c65835d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:01:09, skipping insertion in model container [2023-12-02 22:01:09,965 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 10:01:09" (1/1) ... [2023-12-02 22:01:10,021 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 22:01:10,346 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 22:01:10,357 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 22:01:10,410 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 22:01:10,439 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 22:01:10,439 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 22:01:10,445 INFO L206 MainTranslator]: Completed translation [2023-12-02 22:01:10,446 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:01:10 WrapperNode [2023-12-02 22:01:10,446 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 22:01:10,447 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 22:01:10,447 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 22:01:10,447 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 22:01:10,453 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:01:10" (1/1) ... [2023-12-02 22:01:10,469 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:01:10" (1/1) ... [2023-12-02 22:01:10,493 INFO L138 Inliner]: procedures = 176, calls = 57, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 97 [2023-12-02 22:01:10,493 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 22:01:10,494 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 22:01:10,494 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 22:01:10,494 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 22:01:10,501 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:01:10" (1/1) ... [2023-12-02 22:01:10,502 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:01:10" (1/1) ... [2023-12-02 22:01:10,506 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:01:10" (1/1) ... [2023-12-02 22:01:10,506 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:01:10" (1/1) ... [2023-12-02 22:01:10,515 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:01:10" (1/1) ... [2023-12-02 22:01:10,517 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:01:10" (1/1) ... [2023-12-02 22:01:10,520 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:01:10" (1/1) ... [2023-12-02 22:01:10,522 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:01:10" (1/1) ... [2023-12-02 22:01:10,526 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 22:01:10,527 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 22:01:10,527 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 22:01:10,527 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 22:01:10,528 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:01:10" (1/1) ... [2023-12-02 22:01:10,534 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 22:01:10,544 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8be59ca-dbb0-42bf-82ef-fd0b99dabc11/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 22:01:10,557 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8be59ca-dbb0-42bf-82ef-fd0b99dabc11/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 22:01:10,568 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8be59ca-dbb0-42bf-82ef-fd0b99dabc11/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 22:01:10,599 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-12-02 22:01:10,599 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-12-02 22:01:10,599 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-02 22:01:10,600 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-12-02 22:01:10,600 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 22:01:10,600 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-02 22:01:10,600 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-02 22:01:10,600 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-12-02 22:01:10,600 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-12-02 22:01:10,601 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-12-02 22:01:10,601 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-12-02 22:01:10,601 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-12-02 22:01:10,601 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-12-02 22:01:10,601 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-02 22:01:10,601 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-12-02 22:01:10,601 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 22:01:10,602 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 22:01:10,603 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-12-02 22:01:10,746 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 22:01:10,748 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 22:01:11,023 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 22:01:11,145 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~x$w_buff1~0 := ~x$w_buff0~0;~x$w_buff0~0 := 1;~x$w_buff1_used~0 := ~x$w_buff0_used~0;~x$w_buff0_used~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:356) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:325) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:296) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) 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) [2023-12-02 22:01:11,149 INFO L158 Benchmark]: Toolchain (without parser) took 1190.55ms. Allocated memory is still 142.6MB. Free memory was 99.5MB in the beginning and 93.9MB in the end (delta: 5.6MB). Peak memory consumption was 50.5MB. Max. memory is 16.1GB. [2023-12-02 22:01:11,150 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 142.6MB. Free memory is still 114.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 22:01:11,150 INFO L158 Benchmark]: CACSL2BoogieTranslator took 487.29ms. Allocated memory is still 142.6MB. Free memory was 99.5MB in the beginning and 76.5MB in the end (delta: 23.0MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2023-12-02 22:01:11,151 INFO L158 Benchmark]: Boogie Procedure Inliner took 46.84ms. Allocated memory is still 142.6MB. Free memory was 76.5MB in the beginning and 73.9MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 22:01:11,152 INFO L158 Benchmark]: Boogie Preprocessor took 32.16ms. Allocated memory is still 142.6MB. Free memory was 73.9MB in the beginning and 72.3MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 22:01:11,153 INFO L158 Benchmark]: RCFGBuilder took 620.45ms. Allocated memory is still 142.6MB. Free memory was 71.8MB in the beginning and 93.9MB in the end (delta: -22.1MB). Peak memory consumption was 23.2MB. Max. memory is 16.1GB. [2023-12-02 22:01:11,156 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 142.6MB. Free memory is still 114.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 487.29ms. Allocated memory is still 142.6MB. Free memory was 99.5MB in the beginning and 76.5MB in the end (delta: 23.0MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 46.84ms. Allocated memory is still 142.6MB. Free memory was 76.5MB in the beginning and 73.9MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 32.16ms. Allocated memory is still 142.6MB. Free memory was 73.9MB in the beginning and 72.3MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 620.45ms. Allocated memory is still 142.6MB. Free memory was 71.8MB in the beginning and 93.9MB in the end (delta: -22.1MB). Peak memory consumption was 23.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~x$w_buff1~0 := ~x$w_buff0~0;~x$w_buff0~0 := 1;~x$w_buff1_used~0 := ~x$w_buff0_used~0;~x$w_buff0_used~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~x$w_buff1~0 := ~x$w_buff0~0;~x$w_buff0~0 := 1;~x$w_buff1_used~0 := ~x$w_buff0_used~0;~x$w_buff0_used~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:356) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-02 22:01:11,174 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8be59ca-dbb0-42bf-82ef-fd0b99dabc11/bin/ukojak-verify-Qdu7aM0XO9/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_b8be59ca-dbb0-42bf-82ef-fd0b99dabc11/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8be59ca-dbb0-42bf-82ef-fd0b99dabc11/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8be59ca-dbb0-42bf-82ef-fd0b99dabc11/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8be59ca-dbb0-42bf-82ef-fd0b99dabc11/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix025_pso.opt_rmo.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8be59ca-dbb0-42bf-82ef-fd0b99dabc11/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8be59ca-dbb0-42bf-82ef-fd0b99dabc11/bin/ukojak-verify-Qdu7aM0XO9 --witnessprinter.witness.filename witness --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 3bbcbfea07b4de27a61735028fd08097276598be4815bd7ea5f14ba44ebf2380 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 22:01:13,039 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 22:01:13,116 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8be59ca-dbb0-42bf-82ef-fd0b99dabc11/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-12-02 22:01:13,148 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 22:01:13,149 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 22:01:13,150 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-02 22:01:13,150 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 22:01:13,151 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 22:01:13,152 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 22:01:13,152 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 22:01:13,153 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 22:01:13,153 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 22:01:13,154 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 22:01:13,154 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 22:01:13,155 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 22:01:13,155 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 22:01:13,156 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-02 22:01:13,156 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-02 22:01:13,157 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-02 22:01:13,157 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-02 22:01:13,158 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-02 22:01:13,160 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 22:01:13,160 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 22:01:13,161 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 22:01:13,161 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 22:01:13,162 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 22:01:13,162 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 22:01:13,163 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 22:01:13,163 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-02 22:01:13,164 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 22:01:13,164 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 22:01:13,164 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 22:01:13,165 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 22:01:13,165 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 22:01:13,165 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-02 22:01:13,165 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 22:01:13,166 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 22:01:13,166 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-02 22:01:13,166 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 22:01:13,166 INFO L153 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_b8be59ca-dbb0-42bf-82ef-fd0b99dabc11/bin/ukojak-verify-Qdu7aM0XO9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8be59ca-dbb0-42bf-82ef-fd0b99dabc11/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3bbcbfea07b4de27a61735028fd08097276598be4815bd7ea5f14ba44ebf2380 [2023-12-02 22:01:13,444 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 22:01:13,464 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 22:01:13,467 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 22:01:13,468 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 22:01:13,468 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 22:01:13,470 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8be59ca-dbb0-42bf-82ef-fd0b99dabc11/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/pthread-wmm/mix025_pso.opt_rmo.opt.i [2023-12-02 22:01:16,256 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 22:01:16,509 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 22:01:16,510 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8be59ca-dbb0-42bf-82ef-fd0b99dabc11/sv-benchmarks/c/pthread-wmm/mix025_pso.opt_rmo.opt.i [2023-12-02 22:01:16,530 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8be59ca-dbb0-42bf-82ef-fd0b99dabc11/bin/ukojak-verify-Qdu7aM0XO9/data/b094b8102/4069db80562c40e1998672da03a3acdb/FLAG698c49ce5 [2023-12-02 22:01:16,544 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8be59ca-dbb0-42bf-82ef-fd0b99dabc11/bin/ukojak-verify-Qdu7aM0XO9/data/b094b8102/4069db80562c40e1998672da03a3acdb [2023-12-02 22:01:16,546 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 22:01:16,547 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 22:01:16,548 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 22:01:16,549 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 22:01:16,552 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 22:01:16,553 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 10:01:16" (1/1) ... [2023-12-02 22:01:16,554 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3b9efd70 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:01:16, skipping insertion in model container [2023-12-02 22:01:16,554 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 10:01:16" (1/1) ... [2023-12-02 22:01:16,612 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 22:01:16,967 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 22:01:16,983 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 22:01:17,034 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 22:01:17,075 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 22:01:17,076 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 22:01:17,083 INFO L206 MainTranslator]: Completed translation [2023-12-02 22:01:17,084 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:01:17 WrapperNode [2023-12-02 22:01:17,084 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 22:01:17,085 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 22:01:17,085 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 22:01:17,086 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 22:01:17,093 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:01:17" (1/1) ... [2023-12-02 22:01:17,113 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:01:17" (1/1) ... [2023-12-02 22:01:17,138 INFO L138 Inliner]: procedures = 179, calls = 57, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 98 [2023-12-02 22:01:17,139 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 22:01:17,139 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 22:01:17,139 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 22:01:17,140 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 22:01:17,149 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:01:17" (1/1) ... [2023-12-02 22:01:17,149 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:01:17" (1/1) ... [2023-12-02 22:01:17,154 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:01:17" (1/1) ... [2023-12-02 22:01:17,154 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:01:17" (1/1) ... [2023-12-02 22:01:17,166 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:01:17" (1/1) ... [2023-12-02 22:01:17,169 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:01:17" (1/1) ... [2023-12-02 22:01:17,173 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:01:17" (1/1) ... [2023-12-02 22:01:17,175 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:01:17" (1/1) ... [2023-12-02 22:01:17,180 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 22:01:17,181 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 22:01:17,182 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 22:01:17,182 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 22:01:17,183 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:01:17" (1/1) ... [2023-12-02 22:01:17,188 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 22:01:17,230 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8be59ca-dbb0-42bf-82ef-fd0b99dabc11/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 22:01:17,255 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8be59ca-dbb0-42bf-82ef-fd0b99dabc11/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 22:01:17,268 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8be59ca-dbb0-42bf-82ef-fd0b99dabc11/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 22:01:17,301 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-12-02 22:01:17,302 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-12-02 22:01:17,302 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-12-02 22:01:17,302 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 22:01:17,302 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-02 22:01:17,302 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-02 22:01:17,302 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-12-02 22:01:17,303 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-02 22:01:17,303 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-12-02 22:01:17,303 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-12-02 22:01:17,303 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-12-02 22:01:17,303 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-12-02 22:01:17,303 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-12-02 22:01:17,303 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-12-02 22:01:17,304 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-12-02 22:01:17,304 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 22:01:17,304 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 22:01:17,305 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-12-02 22:01:17,456 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 22:01:17,458 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 22:01:17,747 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 22:01:17,852 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~x$w_buff1~0 := ~x$w_buff0~0;~x$w_buff0~0 := 1bv32;~x$w_buff1_used~0 := ~x$w_buff0_used~0;~x$w_buff0_used~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:356) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:325) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:296) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) 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) [2023-12-02 22:01:17,856 INFO L158 Benchmark]: Toolchain (without parser) took 1307.85ms. Allocated memory is still 109.1MB. Free memory was 84.2MB in the beginning and 45.3MB in the end (delta: 38.9MB). Peak memory consumption was 40.3MB. Max. memory is 16.1GB. [2023-12-02 22:01:17,857 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 60.8MB. Free memory was 37.3MB in the beginning and 37.2MB in the end (delta: 81.6kB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 22:01:17,857 INFO L158 Benchmark]: CACSL2BoogieTranslator took 536.07ms. Allocated memory is still 109.1MB. Free memory was 84.2MB in the beginning and 59.8MB in the end (delta: 24.3MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2023-12-02 22:01:17,858 INFO L158 Benchmark]: Boogie Procedure Inliner took 53.42ms. Allocated memory is still 109.1MB. Free memory was 59.8MB in the beginning and 57.7MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 22:01:17,859 INFO L158 Benchmark]: Boogie Preprocessor took 41.37ms. Allocated memory is still 109.1MB. Free memory was 57.7MB in the beginning and 55.3MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 22:01:17,859 INFO L158 Benchmark]: RCFGBuilder took 673.19ms. Allocated memory is still 109.1MB. Free memory was 55.0MB in the beginning and 45.3MB in the end (delta: 9.7MB). Peak memory consumption was 11.0MB. Max. memory is 16.1GB. [2023-12-02 22:01:17,863 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12ms. Allocated memory is still 60.8MB. Free memory was 37.3MB in the beginning and 37.2MB in the end (delta: 81.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 536.07ms. Allocated memory is still 109.1MB. Free memory was 84.2MB in the beginning and 59.8MB in the end (delta: 24.3MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 53.42ms. Allocated memory is still 109.1MB. Free memory was 59.8MB in the beginning and 57.7MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 41.37ms. Allocated memory is still 109.1MB. Free memory was 57.7MB in the beginning and 55.3MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 673.19ms. Allocated memory is still 109.1MB. Free memory was 55.0MB in the beginning and 45.3MB in the end (delta: 9.7MB). Peak memory consumption was 11.0MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~x$w_buff1~0 := ~x$w_buff0~0;~x$w_buff0~0 := 1bv32;~x$w_buff1_used~0 := ~x$w_buff0_used~0;~x$w_buff0_used~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~x$w_buff1~0 := ~x$w_buff0~0;~x$w_buff0~0 := 1bv32;~x$w_buff1_used~0 := ~x$w_buff0_used~0;~x$w_buff0_used~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:356) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-02 22:01:17,880 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8be59ca-dbb0-42bf-82ef-fd0b99dabc11/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~x$w_buff1~0 := ~x$w_buff0~0;~x$w_buff0~0 := 1bv32;~x$w_buff1_used~0 := ~x$w_buff0_used~0;~x$w_buff0_used~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block?