./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-wmm/mix024_power.oepc_pso.oepc_rmo.oepc_tso.oepc_tso.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_33dcea37-c0cb-4796-a5ca-fa914828438d/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33dcea37-c0cb-4796-a5ca-fa914828438d/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_33dcea37-c0cb-4796-a5ca-fa914828438d/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33dcea37-c0cb-4796-a5ca-fa914828438d/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix024_power.oepc_pso.oepc_rmo.oepc_tso.oepc_tso.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33dcea37-c0cb-4796-a5ca-fa914828438d/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_33dcea37-c0cb-4796-a5ca-fa914828438d/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 87c512ff7772c648d2c2d28b30bf4d136366c31440eeddc6ab833b392d36d780 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 21:15:53,314 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 21:15:53,382 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33dcea37-c0cb-4796-a5ca-fa914828438d/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-12-02 21:15:53,386 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 21:15:53,387 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-02 21:15:53,417 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 21:15:53,418 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 21:15:53,418 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-02 21:15:53,419 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 21:15:53,420 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 21:15:53,420 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 21:15:53,421 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 21:15:53,421 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 21:15:53,422 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 21:15:53,423 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 21:15:53,423 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 21:15:53,424 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 21:15:53,424 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 21:15:53,425 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 21:15:53,425 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-02 21:15:53,426 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-02 21:15:53,431 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 21:15:53,432 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 21:15:53,432 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 21:15:53,433 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 21:15:53,433 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 21:15:53,434 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 21:15:53,434 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 21:15:53,435 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 21:15:53,435 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 21:15:53,435 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 21:15:53,436 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 21:15:53,436 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-02 21:15:53,436 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 21:15:53,437 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 21:15:53,437 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_33dcea37-c0cb-4796-a5ca-fa914828438d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33dcea37-c0cb-4796-a5ca-fa914828438d/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 87c512ff7772c648d2c2d28b30bf4d136366c31440eeddc6ab833b392d36d780 [2023-12-02 21:15:53,659 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 21:15:53,681 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 21:15:53,684 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 21:15:53,685 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 21:15:53,686 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 21:15:53,687 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33dcea37-c0cb-4796-a5ca-fa914828438d/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/pthread-wmm/mix024_power.oepc_pso.oepc_rmo.oepc_tso.oepc_tso.opt.i [2023-12-02 21:15:56,480 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 21:15:56,701 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 21:15:56,702 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33dcea37-c0cb-4796-a5ca-fa914828438d/sv-benchmarks/c/pthread-wmm/mix024_power.oepc_pso.oepc_rmo.oepc_tso.oepc_tso.opt.i [2023-12-02 21:15:56,720 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33dcea37-c0cb-4796-a5ca-fa914828438d/bin/ukojak-verify-Qdu7aM0XO9/data/c9620eda3/9c182e87376d4e0f8391acf8d738bc28/FLAG13f98c417 [2023-12-02 21:15:56,733 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33dcea37-c0cb-4796-a5ca-fa914828438d/bin/ukojak-verify-Qdu7aM0XO9/data/c9620eda3/9c182e87376d4e0f8391acf8d738bc28 [2023-12-02 21:15:56,735 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 21:15:56,736 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 21:15:56,737 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 21:15:56,738 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 21:15:56,742 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 21:15:56,742 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 09:15:56" (1/1) ... [2023-12-02 21:15:56,743 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@229059c6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:15:56, skipping insertion in model container [2023-12-02 21:15:56,744 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 09:15:56" (1/1) ... [2023-12-02 21:15:56,802 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 21:15:57,176 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 21:15:57,188 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 21:15:57,246 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 21:15:57,282 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 21:15:57,282 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 21:15:57,290 INFO L206 MainTranslator]: Completed translation [2023-12-02 21:15:57,291 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:15:57 WrapperNode [2023-12-02 21:15:57,291 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 21:15:57,292 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 21:15:57,292 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 21:15:57,293 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 21:15:57,301 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:15:57" (1/1) ... [2023-12-02 21:15:57,318 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:15:57" (1/1) ... [2023-12-02 21:15:57,344 INFO L138 Inliner]: procedures = 176, calls = 61, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 99 [2023-12-02 21:15:57,345 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 21:15:57,345 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 21:15:57,346 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 21:15:57,346 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 21:15:57,356 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:15:57" (1/1) ... [2023-12-02 21:15:57,356 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:15:57" (1/1) ... [2023-12-02 21:15:57,360 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:15:57" (1/1) ... [2023-12-02 21:15:57,361 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:15:57" (1/1) ... [2023-12-02 21:15:57,371 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:15:57" (1/1) ... [2023-12-02 21:15:57,373 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:15:57" (1/1) ... [2023-12-02 21:15:57,376 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:15:57" (1/1) ... [2023-12-02 21:15:57,378 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:15:57" (1/1) ... [2023-12-02 21:15:57,383 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 21:15:57,384 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 21:15:57,384 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 21:15:57,384 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 21:15:57,385 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:15:57" (1/1) ... [2023-12-02 21:15:57,391 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 21:15:57,407 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33dcea37-c0cb-4796-a5ca-fa914828438d/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 21:15:57,420 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33dcea37-c0cb-4796-a5ca-fa914828438d/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 21:15:57,423 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33dcea37-c0cb-4796-a5ca-fa914828438d/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 21:15:57,459 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-12-02 21:15:57,459 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-12-02 21:15:57,459 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-02 21:15:57,460 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-12-02 21:15:57,460 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 21:15:57,460 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-02 21:15:57,460 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-02 21:15:57,460 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-12-02 21:15:57,461 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-12-02 21:15:57,461 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-12-02 21:15:57,461 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-12-02 21:15:57,461 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-12-02 21:15:57,461 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-12-02 21:15:57,461 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-02 21:15:57,462 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-12-02 21:15:57,462 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 21:15:57,462 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 21:15:57,464 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 21:15:57,601 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 21:15:57,602 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 21:15:57,929 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 21:15:58,063 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: ~a$w_buff1~0 := ~a$w_buff0~0;~a$w_buff0~0 := 1;~a$w_buff1_used~0 := ~a$w_buff0_used~0;~a$w_buff0_used~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:356) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:325) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:296) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$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 21:15:58,068 INFO L158 Benchmark]: Toolchain (without parser) took 1330.53ms. Allocated memory was 134.2MB in the beginning and 163.6MB in the end (delta: 29.4MB). Free memory was 88.5MB in the beginning and 108.3MB in the end (delta: -19.7MB). Peak memory consumption was 51.6MB. Max. memory is 16.1GB. [2023-12-02 21:15:58,069 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 134.2MB. Free memory is still 102.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 21:15:58,070 INFO L158 Benchmark]: CACSL2BoogieTranslator took 554.06ms. Allocated memory is still 134.2MB. Free memory was 88.2MB in the beginning and 64.7MB in the end (delta: 23.5MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2023-12-02 21:15:58,070 INFO L158 Benchmark]: Boogie Procedure Inliner took 52.52ms. Allocated memory is still 134.2MB. Free memory was 64.3MB in the beginning and 62.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 21:15:58,071 INFO L158 Benchmark]: Boogie Preprocessor took 37.46ms. Allocated memory is still 134.2MB. Free memory was 62.2MB in the beginning and 60.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 21:15:58,072 INFO L158 Benchmark]: RCFGBuilder took 682.51ms. Allocated memory was 134.2MB in the beginning and 163.6MB in the end (delta: 29.4MB). Free memory was 60.1MB in the beginning and 108.3MB in the end (delta: -48.2MB). Peak memory consumption was 22.2MB. Max. memory is 16.1GB. [2023-12-02 21:15:58,076 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24ms. Allocated memory is still 134.2MB. Free memory is still 102.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 554.06ms. Allocated memory is still 134.2MB. Free memory was 88.2MB in the beginning and 64.7MB in the end (delta: 23.5MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 52.52ms. Allocated memory is still 134.2MB. Free memory was 64.3MB in the beginning and 62.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 37.46ms. Allocated memory is still 134.2MB. Free memory was 62.2MB in the beginning and 60.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 682.51ms. Allocated memory was 134.2MB in the beginning and 163.6MB in the end (delta: 29.4MB). Free memory was 60.1MB in the beginning and 108.3MB in the end (delta: -48.2MB). Peak memory consumption was 22.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~a$w_buff1~0 := ~a$w_buff0~0;~a$w_buff0~0 := 1;~a$w_buff1_used~0 := ~a$w_buff0_used~0;~a$w_buff0_used~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~a$w_buff1~0 := ~a$w_buff0~0;~a$w_buff0~0 := 1;~a$w_buff1_used~0 := ~a$w_buff0_used~0;~a$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 21:15:58,094 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33dcea37-c0cb-4796-a5ca-fa914828438d/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_33dcea37-c0cb-4796-a5ca-fa914828438d/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33dcea37-c0cb-4796-a5ca-fa914828438d/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_33dcea37-c0cb-4796-a5ca-fa914828438d/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33dcea37-c0cb-4796-a5ca-fa914828438d/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix024_power.oepc_pso.oepc_rmo.oepc_tso.oepc_tso.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33dcea37-c0cb-4796-a5ca-fa914828438d/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_33dcea37-c0cb-4796-a5ca-fa914828438d/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 87c512ff7772c648d2c2d28b30bf4d136366c31440eeddc6ab833b392d36d780 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 21:16:00,031 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 21:16:00,112 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33dcea37-c0cb-4796-a5ca-fa914828438d/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-12-02 21:16:00,145 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 21:16:00,145 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 21:16:00,146 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-02 21:16:00,147 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 21:16:00,147 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 21:16:00,148 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 21:16:00,149 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 21:16:00,150 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 21:16:00,151 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 21:16:00,151 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 21:16:00,152 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 21:16:00,152 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 21:16:00,153 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 21:16:00,153 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-02 21:16:00,154 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-02 21:16:00,155 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-02 21:16:00,155 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-02 21:16:00,156 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-02 21:16:00,156 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 21:16:00,157 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 21:16:00,158 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 21:16:00,158 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 21:16:00,159 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 21:16:00,160 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 21:16:00,160 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 21:16:00,161 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-02 21:16:00,161 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 21:16:00,162 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 21:16:00,162 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 21:16:00,163 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 21:16:00,163 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 21:16:00,163 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-02 21:16:00,164 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 21:16:00,164 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 21:16:00,164 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-02 21:16:00,164 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 21:16:00,164 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_33dcea37-c0cb-4796-a5ca-fa914828438d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33dcea37-c0cb-4796-a5ca-fa914828438d/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 87c512ff7772c648d2c2d28b30bf4d136366c31440eeddc6ab833b392d36d780 [2023-12-02 21:16:00,467 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 21:16:00,488 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 21:16:00,491 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 21:16:00,492 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 21:16:00,492 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 21:16:00,493 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33dcea37-c0cb-4796-a5ca-fa914828438d/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/pthread-wmm/mix024_power.oepc_pso.oepc_rmo.oepc_tso.oepc_tso.opt.i [2023-12-02 21:16:03,255 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 21:16:03,510 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 21:16:03,511 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33dcea37-c0cb-4796-a5ca-fa914828438d/sv-benchmarks/c/pthread-wmm/mix024_power.oepc_pso.oepc_rmo.oepc_tso.oepc_tso.opt.i [2023-12-02 21:16:03,528 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33dcea37-c0cb-4796-a5ca-fa914828438d/bin/ukojak-verify-Qdu7aM0XO9/data/ece5bcf52/ae9f88561feb4d0a825d943645429694/FLAGde95795ca [2023-12-02 21:16:03,544 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33dcea37-c0cb-4796-a5ca-fa914828438d/bin/ukojak-verify-Qdu7aM0XO9/data/ece5bcf52/ae9f88561feb4d0a825d943645429694 [2023-12-02 21:16:03,547 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 21:16:03,549 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 21:16:03,551 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 21:16:03,551 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 21:16:03,556 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 21:16:03,557 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 09:16:03" (1/1) ... [2023-12-02 21:16:03,558 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@24bd08fd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:16:03, skipping insertion in model container [2023-12-02 21:16:03,558 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 09:16:03" (1/1) ... [2023-12-02 21:16:03,609 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 21:16:03,996 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 21:16:04,013 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 21:16:04,072 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 21:16:04,127 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 21:16:04,128 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 21:16:04,135 INFO L206 MainTranslator]: Completed translation [2023-12-02 21:16:04,136 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:16:04 WrapperNode [2023-12-02 21:16:04,136 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 21:16:04,137 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 21:16:04,138 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 21:16:04,138 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 21:16:04,146 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:16:04" (1/1) ... [2023-12-02 21:16:04,208 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:16:04" (1/1) ... [2023-12-02 21:16:04,233 INFO L138 Inliner]: procedures = 179, calls = 61, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 100 [2023-12-02 21:16:04,233 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 21:16:04,234 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 21:16:04,234 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 21:16:04,234 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 21:16:04,244 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:16:04" (1/1) ... [2023-12-02 21:16:04,244 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:16:04" (1/1) ... [2023-12-02 21:16:04,248 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:16:04" (1/1) ... [2023-12-02 21:16:04,249 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:16:04" (1/1) ... [2023-12-02 21:16:04,261 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:16:04" (1/1) ... [2023-12-02 21:16:04,263 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:16:04" (1/1) ... [2023-12-02 21:16:04,267 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:16:04" (1/1) ... [2023-12-02 21:16:04,270 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:16:04" (1/1) ... [2023-12-02 21:16:04,275 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 21:16:04,276 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 21:16:04,276 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 21:16:04,276 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 21:16:04,277 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:16:04" (1/1) ... [2023-12-02 21:16:04,283 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 21:16:04,294 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33dcea37-c0cb-4796-a5ca-fa914828438d/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 21:16:04,309 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33dcea37-c0cb-4796-a5ca-fa914828438d/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 21:16:04,313 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33dcea37-c0cb-4796-a5ca-fa914828438d/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 21:16:04,349 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-12-02 21:16:04,350 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-12-02 21:16:04,350 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-12-02 21:16:04,350 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 21:16:04,350 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-02 21:16:04,350 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-02 21:16:04,351 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-12-02 21:16:04,351 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-02 21:16:04,351 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-12-02 21:16:04,351 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-12-02 21:16:04,351 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-12-02 21:16:04,351 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-12-02 21:16:04,351 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-12-02 21:16:04,352 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-12-02 21:16:04,352 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-12-02 21:16:04,352 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 21:16:04,352 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 21:16:04,354 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 21:16:04,509 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 21:16:04,512 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 21:16:04,836 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 21:16:05,011 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: ~a$w_buff1~0 := ~a$w_buff0~0;~a$w_buff0~0 := 1bv32;~a$w_buff1_used~0 := ~a$w_buff0_used~0;~a$w_buff0_used~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:356) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:325) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:296) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$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 21:16:05,016 INFO L158 Benchmark]: Toolchain (without parser) took 1465.87ms. Allocated memory is still 98.6MB. Free memory was 73.5MB in the beginning and 64.2MB in the end (delta: 9.2MB). Peak memory consumption was 45.1MB. Max. memory is 16.1GB. [2023-12-02 21:16:05,016 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 62.9MB. Free memory was 38.8MB in the beginning and 38.7MB in the end (delta: 81.6kB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 21:16:05,017 INFO L158 Benchmark]: CACSL2BoogieTranslator took 586.18ms. Allocated memory is still 98.6MB. Free memory was 73.2MB in the beginning and 74.1MB in the end (delta: -985.4kB). Peak memory consumption was 29.1MB. Max. memory is 16.1GB. [2023-12-02 21:16:05,018 INFO L158 Benchmark]: Boogie Procedure Inliner took 95.93ms. Allocated memory is still 98.6MB. Free memory was 73.7MB in the beginning and 71.6MB in the end (delta: 2.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-12-02 21:16:05,018 INFO L158 Benchmark]: Boogie Preprocessor took 41.05ms. Allocated memory is still 98.6MB. Free memory was 71.6MB in the beginning and 69.0MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 21:16:05,019 INFO L158 Benchmark]: RCFGBuilder took 738.22ms. Allocated memory is still 98.6MB. Free memory was 69.0MB in the beginning and 64.2MB in the end (delta: 4.7MB). Peak memory consumption was 39.1MB. Max. memory is 16.1GB. [2023-12-02 21:16:05,022 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 62.9MB. Free memory was 38.8MB in the beginning and 38.7MB in the end (delta: 81.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 586.18ms. Allocated memory is still 98.6MB. Free memory was 73.2MB in the beginning and 74.1MB in the end (delta: -985.4kB). Peak memory consumption was 29.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 95.93ms. Allocated memory is still 98.6MB. Free memory was 73.7MB in the beginning and 71.6MB in the end (delta: 2.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 41.05ms. Allocated memory is still 98.6MB. Free memory was 71.6MB in the beginning and 69.0MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 738.22ms. Allocated memory is still 98.6MB. Free memory was 69.0MB in the beginning and 64.2MB in the end (delta: 4.7MB). Peak memory consumption was 39.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~a$w_buff1~0 := ~a$w_buff0~0;~a$w_buff0~0 := 1bv32;~a$w_buff1_used~0 := ~a$w_buff0_used~0;~a$w_buff0_used~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~a$w_buff1~0 := ~a$w_buff0~0;~a$w_buff0~0 := 1bv32;~a$w_buff1_used~0 := ~a$w_buff0_used~0;~a$w_buff0_used~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:356) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-02 21:16:05,043 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33dcea37-c0cb-4796-a5ca-fa914828438d/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~a$w_buff1~0 := ~a$w_buff0~0;~a$w_buff0~0 := 1bv32;~a$w_buff1_used~0 := ~a$w_buff0_used~0;~a$w_buff0_used~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block?