./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/weaver/popl20-mult-equiv.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c371925b-774c-4e22-b732-22140c189a5d/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c371925b-774c-4e22-b732-22140c189a5d/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c371925b-774c-4e22-b732-22140c189a5d/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c371925b-774c-4e22-b732-22140c189a5d/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/popl20-mult-equiv.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c371925b-774c-4e22-b732-22140c189a5d/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c371925b-774c-4e22-b732-22140c189a5d/bin/ukojak-verify-CZk0znPC7b --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 2aa715856437bb3403b6a2717a4123b124cdc9b291b63ee677b7c1993b3be7b6 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 01:06:48,992 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 01:06:49,046 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c371925b-774c-4e22-b732-22140c189a5d/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-06 01:06:49,051 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 01:06:49,051 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 01:06:49,070 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 01:06:49,071 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 01:06:49,071 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 01:06:49,071 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 01:06:49,071 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 01:06:49,072 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 01:06:49,072 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 01:06:49,072 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 01:06:49,072 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 01:06:49,072 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 01:06:49,072 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 01:06:49,072 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 01:06:49,072 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 01:06:49,073 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 01:06:49,073 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 01:06:49,073 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 01:06:49,073 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 01:06:49,073 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 01:06:49,073 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 01:06:49,073 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 01:06:49,073 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 01:06:49,073 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 01:06:49,073 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 01:06:49,074 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 01:06:49,074 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 01:06:49,074 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 01:06:49,074 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 01:06:49,074 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 01:06:49,074 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_c371925b-774c-4e22-b732-22140c189a5d/bin/ukojak-verify-CZk0znPC7b 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 ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2aa715856437bb3403b6a2717a4123b124cdc9b291b63ee677b7c1993b3be7b6 [2024-12-06 01:06:49,274 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 01:06:49,281 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 01:06:49,283 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 01:06:49,284 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 01:06:49,285 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 01:06:49,286 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c371925b-774c-4e22-b732-22140c189a5d/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/weaver/popl20-mult-equiv.wvr.c [2024-12-06 01:06:51,920 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c371925b-774c-4e22-b732-22140c189a5d/bin/ukojak-verify-CZk0znPC7b/data/25c4c106a/5a49216d29b546278726d4157d2cee11/FLAG2eff82ff9 [2024-12-06 01:06:52,125 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 01:06:52,125 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c371925b-774c-4e22-b732-22140c189a5d/sv-benchmarks/c/weaver/popl20-mult-equiv.wvr.c [2024-12-06 01:06:52,134 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c371925b-774c-4e22-b732-22140c189a5d/bin/ukojak-verify-CZk0znPC7b/data/25c4c106a/5a49216d29b546278726d4157d2cee11/FLAG2eff82ff9 [2024-12-06 01:06:52,148 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c371925b-774c-4e22-b732-22140c189a5d/bin/ukojak-verify-CZk0znPC7b/data/25c4c106a/5a49216d29b546278726d4157d2cee11 [2024-12-06 01:06:52,151 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 01:06:52,152 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 01:06:52,153 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 01:06:52,153 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 01:06:52,157 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 01:06:52,158 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 01:06:52" (1/1) ... [2024-12-06 01:06:52,159 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@79f54092 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:06:52, skipping insertion in model container [2024-12-06 01:06:52,159 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 01:06:52" (1/1) ... [2024-12-06 01:06:52,174 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 01:06:52,334 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c371925b-774c-4e22-b732-22140c189a5d/sv-benchmarks/c/weaver/popl20-mult-equiv.wvr.c[2630,2643] [2024-12-06 01:06:52,337 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 01:06:52,345 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 01:06:52,362 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c371925b-774c-4e22-b732-22140c189a5d/sv-benchmarks/c/weaver/popl20-mult-equiv.wvr.c[2630,2643] [2024-12-06 01:06:52,363 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 01:06:52,377 INFO L204 MainTranslator]: Completed translation [2024-12-06 01:06:52,377 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:06:52 WrapperNode [2024-12-06 01:06:52,377 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 01:06:52,378 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 01:06:52,378 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 01:06:52,379 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 01:06:52,384 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:06:52" (1/1) ... [2024-12-06 01:06:52,390 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:06:52" (1/1) ... [2024-12-06 01:06:52,404 INFO L138 Inliner]: procedures = 21, calls = 24, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 51 [2024-12-06 01:06:52,405 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 01:06:52,405 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 01:06:52,405 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 01:06:52,405 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 01:06:52,412 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:06:52" (1/1) ... [2024-12-06 01:06:52,413 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:06:52" (1/1) ... [2024-12-06 01:06:52,414 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:06:52" (1/1) ... [2024-12-06 01:06:52,414 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:06:52" (1/1) ... [2024-12-06 01:06:52,418 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:06:52" (1/1) ... [2024-12-06 01:06:52,419 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:06:52" (1/1) ... [2024-12-06 01:06:52,422 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:06:52" (1/1) ... [2024-12-06 01:06:52,423 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:06:52" (1/1) ... [2024-12-06 01:06:52,424 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:06:52" (1/1) ... [2024-12-06 01:06:52,425 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 01:06:52,426 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 01:06:52,426 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 01:06:52,426 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 01:06:52,427 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:06:52" (1/1) ... [2024-12-06 01:06:52,432 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 01:06:52,443 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c371925b-774c-4e22-b732-22140c189a5d/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 01:06:52,456 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c371925b-774c-4e22-b732-22140c189a5d/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 01:06:52,459 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c371925b-774c-4e22-b732-22140c189a5d/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 01:06:52,486 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 01:06:52,486 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-12-06 01:06:52,486 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-12-06 01:06:52,486 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-12-06 01:06:52,486 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-12-06 01:06:52,486 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-12-06 01:06:52,486 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-12-06 01:06:52,486 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 01:06:52,486 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-12-06 01:06:52,486 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-12-06 01:06:52,486 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 01:06:52,487 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 01:06:52,488 WARN L203 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-12-06 01:06:52,556 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 01:06:52,558 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 01:06:52,701 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-12-06 01:06:52,701 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 01:06:52,752 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 01:06:52,752 INFO L312 CfgBuilder]: Removed 3 assume(true) statements. [2024-12-06 01:06:52,752 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 01:06:52 BoogieIcfgContainer [2024-12-06 01:06:52,753 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 01:06:52,753 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 01:06:52,753 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 01:06:52,763 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 01:06:52,763 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 01:06:52" (1/1) ... [2024-12-06 01:06:52,764 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:172) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:356) 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-12-06 01:06:52,769 INFO L158 Benchmark]: Toolchain (without parser) took 616.33ms. Allocated memory is still 142.6MB. Free memory was 118.4MB in the beginning and 87.2MB in the end (delta: 31.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-12-06 01:06:52,769 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 142.6MB. Free memory is still 83.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 01:06:52,770 INFO L158 Benchmark]: CACSL2BoogieTranslator took 224.30ms. Allocated memory is still 142.6MB. Free memory was 118.2MB in the beginning and 106.5MB in the end (delta: 11.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 01:06:52,770 INFO L158 Benchmark]: Boogie Procedure Inliner took 26.47ms. Allocated memory is still 142.6MB. Free memory was 106.5MB in the beginning and 105.3MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 01:06:52,771 INFO L158 Benchmark]: Boogie Preprocessor took 20.48ms. Allocated memory is still 142.6MB. Free memory was 105.3MB in the beginning and 104.3MB in the end (delta: 997.2kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 01:06:52,771 INFO L158 Benchmark]: RCFGBuilder took 326.47ms. Allocated memory is still 142.6MB. Free memory was 104.3MB in the beginning and 88.6MB in the end (delta: 15.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 01:06:52,772 INFO L158 Benchmark]: CodeCheck took 14.12ms. Allocated memory is still 142.6MB. Free memory was 88.6MB in the beginning and 87.2MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 01:06:52,774 INFO L338 ainManager$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:172) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36ms. Allocated memory is still 142.6MB. Free memory is still 83.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 224.30ms. Allocated memory is still 142.6MB. Free memory was 118.2MB in the beginning and 106.5MB in the end (delta: 11.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 26.47ms. Allocated memory is still 142.6MB. Free memory was 106.5MB in the beginning and 105.3MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 20.48ms. Allocated memory is still 142.6MB. Free memory was 105.3MB in the beginning and 104.3MB in the end (delta: 997.2kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 326.47ms. Allocated memory is still 142.6MB. Free memory was 104.3MB in the beginning and 88.6MB in the end (delta: 15.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 14.12ms. Allocated memory is still 142.6MB. Free memory was 88.6MB in the beginning and 87.2MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-06 01:06:52,792 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c371925b-774c-4e22-b732-22140c189a5d/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c371925b-774c-4e22-b732-22140c189a5d/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c371925b-774c-4e22-b732-22140c189a5d/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c371925b-774c-4e22-b732-22140c189a5d/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c371925b-774c-4e22-b732-22140c189a5d/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/popl20-mult-equiv.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c371925b-774c-4e22-b732-22140c189a5d/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c371925b-774c-4e22-b732-22140c189a5d/bin/ukojak-verify-CZk0znPC7b --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 2aa715856437bb3403b6a2717a4123b124cdc9b291b63ee677b7c1993b3be7b6 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 01:06:54,689 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 01:06:54,764 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c371925b-774c-4e22-b732-22140c189a5d/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-12-06 01:06:54,791 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 01:06:54,791 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 01:06:54,791 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 01:06:54,792 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 01:06:54,792 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 01:06:54,792 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 01:06:54,792 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 01:06:54,792 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 01:06:54,792 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 01:06:54,793 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 01:06:54,793 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 01:06:54,793 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 01:06:54,793 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 01:06:54,793 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-06 01:06:54,793 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-06 01:06:54,793 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-06 01:06:54,793 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 01:06:54,793 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 01:06:54,793 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 01:06:54,794 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 01:06:54,794 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 01:06:54,794 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 01:06:54,794 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 01:06:54,794 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 01:06:54,794 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-06 01:06:54,794 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 01:06:54,794 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 01:06:54,794 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 01:06:54,795 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 01:06:54,795 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 01:06:54,795 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-06 01:06:54,795 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 01:06:54,795 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-06 01:06:54,795 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_c371925b-774c-4e22-b732-22140c189a5d/bin/ukojak-verify-CZk0znPC7b 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 ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2aa715856437bb3403b6a2717a4123b124cdc9b291b63ee677b7c1993b3be7b6 [2024-12-06 01:06:55,045 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 01:06:55,052 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 01:06:55,054 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 01:06:55,054 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 01:06:55,055 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 01:06:55,056 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c371925b-774c-4e22-b732-22140c189a5d/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/weaver/popl20-mult-equiv.wvr.c [2024-12-06 01:06:57,689 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c371925b-774c-4e22-b732-22140c189a5d/bin/ukojak-verify-CZk0znPC7b/data/bd879413f/7bd52b1a58804a25bae8c0789059a23b/FLAGff8dc7c30 [2024-12-06 01:06:57,864 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 01:06:57,864 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c371925b-774c-4e22-b732-22140c189a5d/sv-benchmarks/c/weaver/popl20-mult-equiv.wvr.c [2024-12-06 01:06:57,872 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c371925b-774c-4e22-b732-22140c189a5d/bin/ukojak-verify-CZk0znPC7b/data/bd879413f/7bd52b1a58804a25bae8c0789059a23b/FLAGff8dc7c30 [2024-12-06 01:06:57,887 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c371925b-774c-4e22-b732-22140c189a5d/bin/ukojak-verify-CZk0znPC7b/data/bd879413f/7bd52b1a58804a25bae8c0789059a23b [2024-12-06 01:06:57,890 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 01:06:57,891 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 01:06:57,893 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 01:06:57,893 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 01:06:57,897 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 01:06:57,898 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 01:06:57" (1/1) ... [2024-12-06 01:06:57,899 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2403983b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:06:57, skipping insertion in model container [2024-12-06 01:06:57,899 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 01:06:57" (1/1) ... [2024-12-06 01:06:57,913 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 01:06:58,069 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c371925b-774c-4e22-b732-22140c189a5d/sv-benchmarks/c/weaver/popl20-mult-equiv.wvr.c[2630,2643] [2024-12-06 01:06:58,073 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 01:06:58,084 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 01:06:58,104 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c371925b-774c-4e22-b732-22140c189a5d/sv-benchmarks/c/weaver/popl20-mult-equiv.wvr.c[2630,2643] [2024-12-06 01:06:58,105 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 01:06:58,117 INFO L204 MainTranslator]: Completed translation [2024-12-06 01:06:58,117 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:06:58 WrapperNode [2024-12-06 01:06:58,118 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 01:06:58,118 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 01:06:58,118 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 01:06:58,118 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 01:06:58,123 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:06:58" (1/1) ... [2024-12-06 01:06:58,129 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:06:58" (1/1) ... [2024-12-06 01:06:58,140 INFO L138 Inliner]: procedures = 21, calls = 24, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 51 [2024-12-06 01:06:58,141 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 01:06:58,141 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 01:06:58,141 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 01:06:58,141 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 01:06:58,146 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:06:58" (1/1) ... [2024-12-06 01:06:58,146 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:06:58" (1/1) ... [2024-12-06 01:06:58,148 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:06:58" (1/1) ... [2024-12-06 01:06:58,148 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:06:58" (1/1) ... [2024-12-06 01:06:58,153 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:06:58" (1/1) ... [2024-12-06 01:06:58,154 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:06:58" (1/1) ... [2024-12-06 01:06:58,157 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:06:58" (1/1) ... [2024-12-06 01:06:58,158 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:06:58" (1/1) ... [2024-12-06 01:06:58,159 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:06:58" (1/1) ... [2024-12-06 01:06:58,161 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 01:06:58,162 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 01:06:58,162 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 01:06:58,162 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 01:06:58,163 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:06:58" (1/1) ... [2024-12-06 01:06:58,168 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 01:06:58,180 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c371925b-774c-4e22-b732-22140c189a5d/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 01:06:58,191 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c371925b-774c-4e22-b732-22140c189a5d/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 01:06:58,194 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c371925b-774c-4e22-b732-22140c189a5d/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 01:06:58,212 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 01:06:58,212 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-12-06 01:06:58,212 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-12-06 01:06:58,213 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-12-06 01:06:58,213 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-12-06 01:06:58,213 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-12-06 01:06:58,213 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-12-06 01:06:58,213 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-06 01:06:58,213 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-12-06 01:06:58,213 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-12-06 01:06:58,213 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 01:06:58,213 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 01:06:58,214 WARN L203 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-12-06 01:06:58,293 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 01:06:58,295 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 01:06:58,462 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-12-06 01:06:58,462 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 01:06:58,519 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 01:06:58,519 INFO L312 CfgBuilder]: Removed 3 assume(true) statements. [2024-12-06 01:06:58,519 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 01:06:58 BoogieIcfgContainer [2024-12-06 01:06:58,520 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 01:06:58,520 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 01:06:58,520 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 01:06:58,529 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 01:06:58,529 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 01:06:58" (1/1) ... [2024-12-06 01:06:58,530 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:172) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:356) 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-12-06 01:06:58,535 INFO L158 Benchmark]: Toolchain (without parser) took 643.32ms. Allocated memory is still 92.3MB. Free memory was 69.8MB in the beginning and 66.4MB in the end (delta: 3.4MB). Peak memory consumption was 2.9MB. Max. memory is 16.1GB. [2024-12-06 01:06:58,535 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 83.9MB. Free memory is still 48.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 01:06:58,535 INFO L158 Benchmark]: CACSL2BoogieTranslator took 225.35ms. Allocated memory is still 92.3MB. Free memory was 69.6MB in the beginning and 57.6MB in the end (delta: 12.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 01:06:58,536 INFO L158 Benchmark]: Boogie Procedure Inliner took 22.44ms. Allocated memory is still 92.3MB. Free memory was 57.5MB in the beginning and 56.4MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 01:06:58,536 INFO L158 Benchmark]: Boogie Preprocessor took 19.99ms. Allocated memory is still 92.3MB. Free memory was 56.3MB in the beginning and 55.3MB in the end (delta: 1.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 01:06:58,536 INFO L158 Benchmark]: RCFGBuilder took 357.84ms. Allocated memory is still 92.3MB. Free memory was 55.3MB in the beginning and 67.7MB in the end (delta: -12.4MB). Peak memory consumption was 19.7MB. Max. memory is 16.1GB. [2024-12-06 01:06:58,537 INFO L158 Benchmark]: CodeCheck took 13.13ms. Allocated memory is still 92.3MB. Free memory was 67.7MB in the beginning and 66.4MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 01:06:58,539 INFO L338 ainManager$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:172) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 83.9MB. Free memory is still 48.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 225.35ms. Allocated memory is still 92.3MB. Free memory was 69.6MB in the beginning and 57.6MB in the end (delta: 12.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 22.44ms. Allocated memory is still 92.3MB. Free memory was 57.5MB in the beginning and 56.4MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 19.99ms. Allocated memory is still 92.3MB. Free memory was 56.3MB in the beginning and 55.3MB in the end (delta: 1.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 357.84ms. Allocated memory is still 92.3MB. Free memory was 55.3MB in the beginning and 67.7MB in the end (delta: -12.4MB). Peak memory consumption was 19.7MB. Max. memory is 16.1GB. * CodeCheck took 13.13ms. Allocated memory is still 92.3MB. Free memory was 67.7MB in the beginning and 66.4MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-06 01:06:58,550 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c371925b-774c-4e22-b732-22140c189a5d/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported