./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-wmm/safe001_power.oepc.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abd900c8-f5b1-46bd-98d6-086a5ba9435e/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abd900c8-f5b1-46bd-98d6-086a5ba9435e/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_abd900c8-f5b1-46bd-98d6-086a5ba9435e/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abd900c8-f5b1-46bd-98d6-086a5ba9435e/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe001_power.oepc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abd900c8-f5b1-46bd-98d6-086a5ba9435e/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_abd900c8-f5b1-46bd-98d6-086a5ba9435e/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 67d3e2c6779f32015be5c9fe966e6a739e1c762dcde7f287ad383839eb490e84 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 01:34:16,672 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 01:34:16,732 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abd900c8-f5b1-46bd-98d6-086a5ba9435e/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-12-03 01:34:16,736 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 01:34:16,736 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 01:34:16,756 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 01:34:16,757 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 01:34:16,758 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 01:34:16,758 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 01:34:16,759 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 01:34:16,759 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 01:34:16,760 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 01:34:16,760 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 01:34:16,761 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 01:34:16,761 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 01:34:16,762 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 01:34:16,762 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 01:34:16,763 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 01:34:16,763 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 01:34:16,764 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-03 01:34:16,764 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-03 01:34:16,767 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 01:34:16,767 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 01:34:16,768 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 01:34:16,768 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 01:34:16,768 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 01:34:16,769 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 01:34:16,769 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 01:34:16,769 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 01:34:16,770 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 01:34:16,770 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 01:34:16,770 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 01:34:16,771 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 01:34:16,771 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 01:34:16,771 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 01:34:16,771 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_abd900c8-f5b1-46bd-98d6-086a5ba9435e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abd900c8-f5b1-46bd-98d6-086a5ba9435e/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 67d3e2c6779f32015be5c9fe966e6a739e1c762dcde7f287ad383839eb490e84 [2023-12-03 01:34:16,971 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 01:34:16,990 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 01:34:16,992 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 01:34:16,993 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 01:34:16,994 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 01:34:16,995 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abd900c8-f5b1-46bd-98d6-086a5ba9435e/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/pthread-wmm/safe001_power.oepc.i [2023-12-03 01:34:19,765 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 01:34:19,985 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 01:34:19,986 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abd900c8-f5b1-46bd-98d6-086a5ba9435e/sv-benchmarks/c/pthread-wmm/safe001_power.oepc.i [2023-12-03 01:34:20,004 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abd900c8-f5b1-46bd-98d6-086a5ba9435e/bin/ukojak-verify-Qdu7aM0XO9/data/1740394c0/9221649ee65b4b8e8f5ea9b17c0d296f/FLAG946cad896 [2023-12-03 01:34:20,018 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abd900c8-f5b1-46bd-98d6-086a5ba9435e/bin/ukojak-verify-Qdu7aM0XO9/data/1740394c0/9221649ee65b4b8e8f5ea9b17c0d296f [2023-12-03 01:34:20,021 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 01:34:20,022 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 01:34:20,023 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 01:34:20,024 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 01:34:20,028 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 01:34:20,029 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 01:34:20" (1/1) ... [2023-12-03 01:34:20,030 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5eb10063 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:34:20, skipping insertion in model container [2023-12-03 01:34:20,030 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 01:34:20" (1/1) ... [2023-12-03 01:34:20,082 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 01:34:20,459 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 01:34:20,471 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 01:34:20,534 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 01:34:20,569 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 01:34:20,569 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 01:34:20,576 INFO L206 MainTranslator]: Completed translation [2023-12-03 01:34:20,577 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:34:20 WrapperNode [2023-12-03 01:34:20,577 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 01:34:20,578 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 01:34:20,578 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 01:34:20,579 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 01:34:20,586 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:34:20" (1/1) ... [2023-12-03 01:34:20,605 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:34:20" (1/1) ... [2023-12-03 01:34:20,632 INFO L138 Inliner]: procedures = 176, calls = 85, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 175 [2023-12-03 01:34:20,633 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 01:34:20,634 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 01:34:20,634 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 01:34:20,634 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 01:34:20,643 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:34:20" (1/1) ... [2023-12-03 01:34:20,643 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:34:20" (1/1) ... [2023-12-03 01:34:20,648 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:34:20" (1/1) ... [2023-12-03 01:34:20,649 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:34:20" (1/1) ... [2023-12-03 01:34:20,662 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:34:20" (1/1) ... [2023-12-03 01:34:20,665 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:34:20" (1/1) ... [2023-12-03 01:34:20,669 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:34:20" (1/1) ... [2023-12-03 01:34:20,672 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:34:20" (1/1) ... [2023-12-03 01:34:20,677 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 01:34:20,678 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 01:34:20,678 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 01:34:20,678 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 01:34:20,679 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:34:20" (1/1) ... [2023-12-03 01:34:20,684 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 01:34:20,696 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abd900c8-f5b1-46bd-98d6-086a5ba9435e/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 01:34:20,708 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abd900c8-f5b1-46bd-98d6-086a5ba9435e/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 01:34:20,714 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abd900c8-f5b1-46bd-98d6-086a5ba9435e/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 01:34:20,744 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-12-03 01:34:20,744 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-03 01:34:20,744 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-12-03 01:34:20,744 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 01:34:20,745 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 01:34:20,745 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 01:34:20,745 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-12-03 01:34:20,745 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-12-03 01:34:20,746 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-12-03 01:34:20,746 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-12-03 01:34:20,746 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-12-03 01:34:20,746 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-12-03 01:34:20,746 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-03 01:34:20,746 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-12-03 01:34:20,747 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 01:34:20,747 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 01:34:20,748 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-12-03 01:34:20,893 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 01:34:20,895 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 01:34:21,379 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 01:34:21,727 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 01:34:21,727 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-12-03 01:34:21,729 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 01:34:21 BoogieIcfgContainer [2023-12-03 01:34:21,729 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 01:34:21,730 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 01:34:21,730 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 01:34:21,739 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 01:34:21,739 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 01:34:21" (1/1) ... [2023-12-03 01:34:21,740 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:359) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) 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) [2023-12-03 01:34:21,744 INFO L158 Benchmark]: Toolchain (without parser) took 1721.17ms. Allocated memory was 161.5MB in the beginning and 195.0MB in the end (delta: 33.6MB). Free memory was 119.2MB in the beginning and 144.1MB in the end (delta: -24.8MB). Peak memory consumption was 11.5MB. Max. memory is 16.1GB. [2023-12-03 01:34:21,745 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 98.6MB. Free memory is still 48.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 01:34:21,746 INFO L158 Benchmark]: CACSL2BoogieTranslator took 553.99ms. Allocated memory is still 161.5MB. Free memory was 119.2MB in the beginning and 92.6MB in the end (delta: 26.7MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2023-12-03 01:34:21,746 INFO L158 Benchmark]: Boogie Procedure Inliner took 54.78ms. Allocated memory is still 161.5MB. Free memory was 92.6MB in the beginning and 89.6MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 01:34:21,747 INFO L158 Benchmark]: Boogie Preprocessor took 43.82ms. Allocated memory is still 161.5MB. Free memory was 89.6MB in the beginning and 86.9MB in the end (delta: 2.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-12-03 01:34:21,748 INFO L158 Benchmark]: RCFGBuilder took 1050.97ms. Allocated memory was 161.5MB in the beginning and 195.0MB in the end (delta: 33.6MB). Free memory was 86.9MB in the beginning and 145.1MB in the end (delta: -58.2MB). Peak memory consumption was 36.7MB. Max. memory is 16.1GB. [2023-12-03 01:34:21,748 INFO L158 Benchmark]: CodeCheck took 12.87ms. Allocated memory is still 195.0MB. Free memory was 145.1MB in the beginning and 144.1MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 01:34:21,752 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Concurrent programs are currently unsupported: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 98.6MB. Free memory is still 48.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 553.99ms. Allocated memory is still 161.5MB. Free memory was 119.2MB in the beginning and 92.6MB in the end (delta: 26.7MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 54.78ms. Allocated memory is still 161.5MB. Free memory was 92.6MB in the beginning and 89.6MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 43.82ms. Allocated memory is still 161.5MB. Free memory was 89.6MB in the beginning and 86.9MB in the end (delta: 2.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1050.97ms. Allocated memory was 161.5MB in the beginning and 195.0MB in the end (delta: 33.6MB). Free memory was 86.9MB in the beginning and 145.1MB in the end (delta: -58.2MB). Peak memory consumption was 36.7MB. Max. memory is 16.1GB. * CodeCheck took 12.87ms. Allocated memory is still 195.0MB. Free memory was 145.1MB in the beginning and 144.1MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-03 01:34:21,771 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abd900c8-f5b1-46bd-98d6-086a5ba9435e/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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abd900c8-f5b1-46bd-98d6-086a5ba9435e/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abd900c8-f5b1-46bd-98d6-086a5ba9435e/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_abd900c8-f5b1-46bd-98d6-086a5ba9435e/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abd900c8-f5b1-46bd-98d6-086a5ba9435e/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe001_power.oepc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abd900c8-f5b1-46bd-98d6-086a5ba9435e/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_abd900c8-f5b1-46bd-98d6-086a5ba9435e/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 67d3e2c6779f32015be5c9fe966e6a739e1c762dcde7f287ad383839eb490e84 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 01:34:23,706 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 01:34:23,787 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abd900c8-f5b1-46bd-98d6-086a5ba9435e/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-12-03 01:34:23,818 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 01:34:23,819 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 01:34:23,820 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 01:34:23,820 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 01:34:23,821 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 01:34:23,821 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 01:34:23,822 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 01:34:23,823 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 01:34:23,823 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 01:34:23,824 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 01:34:23,824 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 01:34:23,825 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 01:34:23,825 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 01:34:23,826 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-03 01:34:23,826 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-03 01:34:23,827 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-03 01:34:23,827 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-03 01:34:23,828 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-03 01:34:23,828 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 01:34:23,829 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 01:34:23,829 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 01:34:23,830 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 01:34:23,830 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 01:34:23,831 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 01:34:23,831 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 01:34:23,832 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-03 01:34:23,832 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 01:34:23,833 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 01:34:23,833 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 01:34:23,833 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 01:34:23,833 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 01:34:23,834 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-03 01:34:23,834 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 01:34:23,834 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 01:34:23,834 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-03 01:34:23,834 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-03 01:34:23,835 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_abd900c8-f5b1-46bd-98d6-086a5ba9435e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abd900c8-f5b1-46bd-98d6-086a5ba9435e/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 67d3e2c6779f32015be5c9fe966e6a739e1c762dcde7f287ad383839eb490e84 [2023-12-03 01:34:24,127 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 01:34:24,146 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 01:34:24,149 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 01:34:24,150 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 01:34:24,150 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 01:34:24,152 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abd900c8-f5b1-46bd-98d6-086a5ba9435e/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/pthread-wmm/safe001_power.oepc.i [2023-12-03 01:34:26,944 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 01:34:27,205 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 01:34:27,205 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abd900c8-f5b1-46bd-98d6-086a5ba9435e/sv-benchmarks/c/pthread-wmm/safe001_power.oepc.i [2023-12-03 01:34:27,226 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abd900c8-f5b1-46bd-98d6-086a5ba9435e/bin/ukojak-verify-Qdu7aM0XO9/data/671a1da9e/a5c0bc5a66574ddba4843603a6ea716c/FLAG9e50f2a6e [2023-12-03 01:34:27,241 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abd900c8-f5b1-46bd-98d6-086a5ba9435e/bin/ukojak-verify-Qdu7aM0XO9/data/671a1da9e/a5c0bc5a66574ddba4843603a6ea716c [2023-12-03 01:34:27,243 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 01:34:27,245 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 01:34:27,246 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 01:34:27,246 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 01:34:27,251 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 01:34:27,252 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 01:34:27" (1/1) ... [2023-12-03 01:34:27,253 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@58be6501 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:34:27, skipping insertion in model container [2023-12-03 01:34:27,253 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 01:34:27" (1/1) ... [2023-12-03 01:34:27,312 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 01:34:27,693 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 01:34:27,708 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 01:34:27,806 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 01:34:27,846 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 01:34:27,846 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 01:34:27,853 INFO L206 MainTranslator]: Completed translation [2023-12-03 01:34:27,854 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:34:27 WrapperNode [2023-12-03 01:34:27,854 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 01:34:27,855 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 01:34:27,855 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 01:34:27,855 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 01:34:27,862 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:34:27" (1/1) ... [2023-12-03 01:34:27,884 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:34:27" (1/1) ... [2023-12-03 01:34:27,914 INFO L138 Inliner]: procedures = 180, calls = 85, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 176 [2023-12-03 01:34:27,914 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 01:34:27,915 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 01:34:27,915 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 01:34:27,915 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 01:34:27,925 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:34:27" (1/1) ... [2023-12-03 01:34:27,925 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:34:27" (1/1) ... [2023-12-03 01:34:27,930 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:34:27" (1/1) ... [2023-12-03 01:34:27,931 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:34:27" (1/1) ... [2023-12-03 01:34:27,946 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:34:27" (1/1) ... [2023-12-03 01:34:27,949 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:34:27" (1/1) ... [2023-12-03 01:34:27,954 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:34:27" (1/1) ... [2023-12-03 01:34:27,957 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:34:27" (1/1) ... [2023-12-03 01:34:27,963 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 01:34:27,964 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 01:34:27,964 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 01:34:27,964 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 01:34:27,965 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:34:27" (1/1) ... [2023-12-03 01:34:27,970 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 01:34:27,981 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abd900c8-f5b1-46bd-98d6-086a5ba9435e/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 01:34:27,994 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abd900c8-f5b1-46bd-98d6-086a5ba9435e/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 01:34:27,996 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abd900c8-f5b1-46bd-98d6-086a5ba9435e/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 01:34:28,032 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-12-03 01:34:28,033 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-12-03 01:34:28,033 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 01:34:28,033 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 01:34:28,033 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 01:34:28,033 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-12-03 01:34:28,034 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-03 01:34:28,034 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-12-03 01:34:28,034 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-12-03 01:34:28,034 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-12-03 01:34:28,034 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-12-03 01:34:28,034 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-12-03 01:34:28,034 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-12-03 01:34:28,035 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-12-03 01:34:28,035 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-12-03 01:34:28,035 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 01:34:28,035 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 01:34:28,037 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-12-03 01:34:28,204 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 01:34:28,206 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 01:34:28,694 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 01:34:29,106 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 01:34:29,106 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-12-03 01:34:29,108 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 01:34:29 BoogieIcfgContainer [2023-12-03 01:34:29,108 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 01:34:29,109 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 01:34:29,109 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 01:34:29,119 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 01:34:29,119 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 01:34:29" (1/1) ... [2023-12-03 01:34:29,120 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:359) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) 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) [2023-12-03 01:34:29,124 INFO L158 Benchmark]: Toolchain (without parser) took 1878.67ms. Allocated memory was 88.1MB in the beginning and 107.0MB in the end (delta: 18.9MB). Free memory was 63.2MB in the beginning and 70.5MB in the end (delta: -7.3MB). Peak memory consumption was 14.9MB. Max. memory is 16.1GB. [2023-12-03 01:34:29,125 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 58.7MB. Free memory is still 34.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 01:34:29,126 INFO L158 Benchmark]: CACSL2BoogieTranslator took 607.83ms. Allocated memory is still 88.1MB. Free memory was 63.0MB in the beginning and 57.5MB in the end (delta: 5.5MB). Peak memory consumption was 22.5MB. Max. memory is 16.1GB. [2023-12-03 01:34:29,126 INFO L158 Benchmark]: Boogie Procedure Inliner took 59.51ms. Allocated memory is still 88.1MB. Free memory was 57.5MB in the beginning and 54.2MB in the end (delta: 3.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-12-03 01:34:29,127 INFO L158 Benchmark]: Boogie Preprocessor took 48.19ms. Allocated memory is still 88.1MB. Free memory was 54.2MB in the beginning and 51.3MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 01:34:29,128 INFO L158 Benchmark]: RCFGBuilder took 1144.67ms. Allocated memory was 88.1MB in the beginning and 107.0MB in the end (delta: 18.9MB). Free memory was 51.3MB in the beginning and 71.8MB in the end (delta: -20.4MB). Peak memory consumption was 32.2MB. Max. memory is 16.1GB. [2023-12-03 01:34:29,128 INFO L158 Benchmark]: CodeCheck took 13.62ms. Allocated memory is still 107.0MB. Free memory was 71.4MB in the beginning and 70.5MB in the end (delta: 861.5kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 01:34:29,132 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Concurrent programs are currently unsupported: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 58.7MB. Free memory is still 34.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 607.83ms. Allocated memory is still 88.1MB. Free memory was 63.0MB in the beginning and 57.5MB in the end (delta: 5.5MB). Peak memory consumption was 22.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 59.51ms. Allocated memory is still 88.1MB. Free memory was 57.5MB in the beginning and 54.2MB in the end (delta: 3.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 48.19ms. Allocated memory is still 88.1MB. Free memory was 54.2MB in the beginning and 51.3MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1144.67ms. Allocated memory was 88.1MB in the beginning and 107.0MB in the end (delta: 18.9MB). Free memory was 51.3MB in the beginning and 71.8MB in the end (delta: -20.4MB). Peak memory consumption was 32.2MB. Max. memory is 16.1GB. * CodeCheck took 13.62ms. Allocated memory is still 107.0MB. Free memory was 71.4MB in the beginning and 70.5MB in the end (delta: 861.5kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-03 01:34:29,151 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abd900c8-f5b1-46bd-98d6-086a5ba9435e/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: Concurrent programs are currently unsupported