./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/weaver/popl20-nonblocking-cntr-alt.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c829964-f3a3-42e0-9de7-9974843be055/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c829964-f3a3-42e0-9de7-9974843be055/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_0c829964-f3a3-42e0-9de7-9974843be055/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c829964-f3a3-42e0-9de7-9974843be055/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/popl20-nonblocking-cntr-alt.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c829964-f3a3-42e0-9de7-9974843be055/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c829964-f3a3-42e0-9de7-9974843be055/bin/ukojak-verify-CZk0znPC7b --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 0ead2366baa94ec77674f75cd829f45857f5651e204e91d33a749a2af2868461 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 23:46:29,684 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 23:46:29,736 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c829964-f3a3-42e0-9de7-9974843be055/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-32bit-Kojak_Default.epf [2024-12-05 23:46:29,740 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-05 23:46:29,740 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-05 23:46:29,758 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 23:46:29,759 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 23:46:29,759 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 23:46:29,759 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 23:46:29,759 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 23:46:29,759 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 23:46:29,759 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 23:46:29,760 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-05 23:46:29,760 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-05 23:46:29,760 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-05 23:46:29,760 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 23:46:29,760 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 23:46:29,760 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 23:46:29,760 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 23:46:29,760 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-12-05 23:46:29,760 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-12-05 23:46:29,761 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-05 23:46:29,761 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 23:46:29,761 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 23:46:29,761 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 23:46:29,761 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 23:46:29,761 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 23:46:29,761 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 23:46:29,761 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 23:46:29,761 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 23:46:29,761 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 23:46:29,761 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 23:46:29,762 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 23:46:29,762 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-05 23:46:29,762 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-05 23:46:29,762 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_0c829964-f3a3-42e0-9de7-9974843be055/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 ! 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 -> 0ead2366baa94ec77674f75cd829f45857f5651e204e91d33a749a2af2868461 [2024-12-05 23:46:30,002 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 23:46:30,010 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 23:46:30,012 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 23:46:30,013 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 23:46:30,013 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 23:46:30,014 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c829964-f3a3-42e0-9de7-9974843be055/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/weaver/popl20-nonblocking-cntr-alt.wvr.c [2024-12-05 23:46:32,686 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c829964-f3a3-42e0-9de7-9974843be055/bin/ukojak-verify-CZk0znPC7b/data/a9e35b7a1/0df51be2720d4a33ae3f8e343f2f1646/FLAGe5851bdf6 [2024-12-05 23:46:32,879 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 23:46:32,880 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c829964-f3a3-42e0-9de7-9974843be055/sv-benchmarks/c/weaver/popl20-nonblocking-cntr-alt.wvr.c [2024-12-05 23:46:32,886 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c829964-f3a3-42e0-9de7-9974843be055/bin/ukojak-verify-CZk0znPC7b/data/a9e35b7a1/0df51be2720d4a33ae3f8e343f2f1646/FLAGe5851bdf6 [2024-12-05 23:46:33,255 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c829964-f3a3-42e0-9de7-9974843be055/bin/ukojak-verify-CZk0znPC7b/data/a9e35b7a1/0df51be2720d4a33ae3f8e343f2f1646 [2024-12-05 23:46:33,257 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 23:46:33,258 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 23:46:33,260 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 23:46:33,260 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 23:46:33,264 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 23:46:33,265 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 11:46:33" (1/1) ... [2024-12-05 23:46:33,266 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5d5d016f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:46:33, skipping insertion in model container [2024-12-05 23:46:33,266 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 11:46:33" (1/1) ... [2024-12-05 23:46:33,280 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 23:46:33,435 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 23:46:33,443 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 23:46:33,460 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 23:46:33,473 INFO L204 MainTranslator]: Completed translation [2024-12-05 23:46:33,474 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:46:33 WrapperNode [2024-12-05 23:46:33,474 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 23:46:33,475 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 23:46:33,475 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 23:46:33,475 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 23:46:33,481 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:46:33" (1/1) ... [2024-12-05 23:46:33,487 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:46:33" (1/1) ... [2024-12-05 23:46:33,501 INFO L138 Inliner]: procedures = 20, calls = 15, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 44 [2024-12-05 23:46:33,502 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 23:46:33,502 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 23:46:33,502 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 23:46:33,502 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 23:46:33,509 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:46:33" (1/1) ... [2024-12-05 23:46:33,509 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:46:33" (1/1) ... [2024-12-05 23:46:33,511 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:46:33" (1/1) ... [2024-12-05 23:46:33,511 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:46:33" (1/1) ... [2024-12-05 23:46:33,514 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:46:33" (1/1) ... [2024-12-05 23:46:33,515 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:46:33" (1/1) ... [2024-12-05 23:46:33,519 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:46:33" (1/1) ... [2024-12-05 23:46:33,520 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:46:33" (1/1) ... [2024-12-05 23:46:33,520 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:46:33" (1/1) ... [2024-12-05 23:46:33,522 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 23:46:33,523 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 23:46:33,523 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 23:46:33,523 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 23:46:33,524 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:46:33" (1/1) ... [2024-12-05 23:46:33,530 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 23:46:33,541 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c829964-f3a3-42e0-9de7-9974843be055/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 23:46:33,554 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c829964-f3a3-42e0-9de7-9974843be055/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 23:46:33,557 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c829964-f3a3-42e0-9de7-9974843be055/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 23:46:33,583 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 23:46:33,584 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-12-05 23:46:33,584 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-12-05 23:46:33,584 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-12-05 23:46:33,584 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-12-05 23:46:33,584 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-05 23:46:33,584 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-05 23:46:33,584 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-05 23:46:33,584 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-12-05 23:46:33,584 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-12-05 23:46:33,584 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 23:46:33,584 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 23:46:33,586 WARN L203 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-12-05 23:46:33,664 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 23:46:33,666 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 23:46:33,832 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-12-05 23:46:33,832 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 23:46:33,908 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-05 23:46:33,908 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-05 23:46:33,909 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 11:46:33 BoogieIcfgContainer [2024-12-05 23:46:33,909 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-05 23:46:33,910 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-05 23:46:33,910 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-05 23:46:33,918 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-05 23:46:33,918 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 11:46:33" (1/1) ... [2024-12-05 23:46:33,919 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-12-05 23:46:33,925 INFO L158 Benchmark]: Toolchain (without parser) took 666.09ms. Allocated memory is still 117.4MB. Free memory was 93.0MB in the beginning and 60.4MB in the end (delta: 32.6MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2024-12-05 23:46:33,925 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 117.4MB. Free memory is still 73.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 23:46:33,926 INFO L158 Benchmark]: CACSL2BoogieTranslator took 214.76ms. Allocated memory is still 117.4MB. Free memory was 92.7MB in the beginning and 81.8MB in the end (delta: 10.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-05 23:46:33,926 INFO L158 Benchmark]: Boogie Procedure Inliner took 26.77ms. Allocated memory is still 117.4MB. Free memory was 81.5MB in the beginning and 80.4MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 23:46:33,926 INFO L158 Benchmark]: Boogie Preprocessor took 20.01ms. Allocated memory is still 117.4MB. Free memory was 80.4MB in the beginning and 79.6MB in the end (delta: 813.8kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-05 23:46:33,927 INFO L158 Benchmark]: RCFGBuilder took 386.34ms. Allocated memory is still 117.4MB. Free memory was 79.6MB in the beginning and 61.7MB in the end (delta: 17.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-05 23:46:33,927 INFO L158 Benchmark]: CodeCheck took 13.62ms. Allocated memory is still 117.4MB. Free memory was 61.7MB in the beginning and 60.4MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 23:46:33,929 INFO L338 ainManager$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 0.31ms. Allocated memory is still 117.4MB. Free memory is still 73.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 214.76ms. Allocated memory is still 117.4MB. Free memory was 92.7MB in the beginning and 81.8MB in the end (delta: 10.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 26.77ms. Allocated memory is still 117.4MB. Free memory was 81.5MB in the beginning and 80.4MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 20.01ms. Allocated memory is still 117.4MB. Free memory was 80.4MB in the beginning and 79.6MB in the end (delta: 813.8kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 386.34ms. Allocated memory is still 117.4MB. Free memory was 79.6MB in the beginning and 61.7MB in the end (delta: 17.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 13.62ms. Allocated memory is still 117.4MB. Free memory was 61.7MB in the beginning and 60.4MB 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. [2024-12-05 23:46:33,941 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c829964-f3a3-42e0-9de7-9974843be055/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_0c829964-f3a3-42e0-9de7-9974843be055/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c829964-f3a3-42e0-9de7-9974843be055/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_0c829964-f3a3-42e0-9de7-9974843be055/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c829964-f3a3-42e0-9de7-9974843be055/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/popl20-nonblocking-cntr-alt.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c829964-f3a3-42e0-9de7-9974843be055/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c829964-f3a3-42e0-9de7-9974843be055/bin/ukojak-verify-CZk0znPC7b --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 0ead2366baa94ec77674f75cd829f45857f5651e204e91d33a749a2af2868461 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 23:46:35,895 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 23:46:35,972 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c829964-f3a3-42e0-9de7-9974843be055/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2024-12-05 23:46:35,997 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 23:46:35,998 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 23:46:35,998 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 23:46:35,998 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 23:46:35,998 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 23:46:35,999 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 23:46:35,999 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 23:46:35,999 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-05 23:46:35,999 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-05 23:46:35,999 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 23:46:35,999 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 23:46:35,999 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 23:46:35,999 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 23:46:35,999 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-05 23:46:36,000 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-05 23:46:36,000 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-12-05 23:46:36,000 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-05 23:46:36,000 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-12-05 23:46:36,000 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-05 23:46:36,000 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 23:46:36,000 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 23:46:36,000 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 23:46:36,000 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 23:46:36,000 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 23:46:36,000 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 23:46:36,001 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-05 23:46:36,001 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-05 23:46:36,001 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 23:46:36,001 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 23:46:36,001 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 23:46:36,001 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 23:46:36,001 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 23:46:36,001 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-05 23:46:36,001 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-05 23:46:36,001 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-05 23:46:36,002 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_0c829964-f3a3-42e0-9de7-9974843be055/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 ! 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 -> 0ead2366baa94ec77674f75cd829f45857f5651e204e91d33a749a2af2868461 [2024-12-05 23:46:36,237 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 23:46:36,246 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 23:46:36,248 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 23:46:36,250 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 23:46:36,250 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 23:46:36,251 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c829964-f3a3-42e0-9de7-9974843be055/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/weaver/popl20-nonblocking-cntr-alt.wvr.c [2024-12-05 23:46:38,962 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c829964-f3a3-42e0-9de7-9974843be055/bin/ukojak-verify-CZk0znPC7b/data/bfba93c0c/d1f72e42f50f486c9c4370badf35ec22/FLAG352306bc5 [2024-12-05 23:46:39,147 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 23:46:39,147 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c829964-f3a3-42e0-9de7-9974843be055/sv-benchmarks/c/weaver/popl20-nonblocking-cntr-alt.wvr.c [2024-12-05 23:46:39,155 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c829964-f3a3-42e0-9de7-9974843be055/bin/ukojak-verify-CZk0znPC7b/data/bfba93c0c/d1f72e42f50f486c9c4370badf35ec22/FLAG352306bc5 [2024-12-05 23:46:39,171 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c829964-f3a3-42e0-9de7-9974843be055/bin/ukojak-verify-CZk0znPC7b/data/bfba93c0c/d1f72e42f50f486c9c4370badf35ec22 [2024-12-05 23:46:39,173 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 23:46:39,175 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 23:46:39,176 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 23:46:39,176 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 23:46:39,180 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 23:46:39,181 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 11:46:39" (1/1) ... [2024-12-05 23:46:39,182 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4adeee88 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:46:39, skipping insertion in model container [2024-12-05 23:46:39,182 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 11:46:39" (1/1) ... [2024-12-05 23:46:39,197 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 23:46:39,353 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 23:46:39,364 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 23:46:39,382 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 23:46:39,396 INFO L204 MainTranslator]: Completed translation [2024-12-05 23:46:39,396 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:46:39 WrapperNode [2024-12-05 23:46:39,396 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 23:46:39,397 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 23:46:39,397 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 23:46:39,397 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 23:46:39,404 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:46:39" (1/1) ... [2024-12-05 23:46:39,411 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:46:39" (1/1) ... [2024-12-05 23:46:39,426 INFO L138 Inliner]: procedures = 20, calls = 15, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 42 [2024-12-05 23:46:39,427 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 23:46:39,427 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 23:46:39,427 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 23:46:39,427 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 23:46:39,433 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:46:39" (1/1) ... [2024-12-05 23:46:39,434 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:46:39" (1/1) ... [2024-12-05 23:46:39,436 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:46:39" (1/1) ... [2024-12-05 23:46:39,436 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:46:39" (1/1) ... [2024-12-05 23:46:39,441 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:46:39" (1/1) ... [2024-12-05 23:46:39,442 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:46:39" (1/1) ... [2024-12-05 23:46:39,445 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:46:39" (1/1) ... [2024-12-05 23:46:39,446 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:46:39" (1/1) ... [2024-12-05 23:46:39,447 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:46:39" (1/1) ... [2024-12-05 23:46:39,449 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 23:46:39,450 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 23:46:39,450 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 23:46:39,450 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 23:46:39,451 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:46:39" (1/1) ... [2024-12-05 23:46:39,457 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 23:46:39,469 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c829964-f3a3-42e0-9de7-9974843be055/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 23:46:39,480 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c829964-f3a3-42e0-9de7-9974843be055/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 23:46:39,486 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c829964-f3a3-42e0-9de7-9974843be055/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 23:46:39,511 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 23:46:39,511 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-12-05 23:46:39,511 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-12-05 23:46:39,511 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-12-05 23:46:39,511 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-12-05 23:46:39,511 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-05 23:46:39,511 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-05 23:46:39,511 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-05 23:46:39,511 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-12-05 23:46:39,512 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-12-05 23:46:39,512 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 23:46:39,512 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 23:46:39,513 WARN L203 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-12-05 23:46:39,586 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 23:46:39,588 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 23:46:39,771 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-12-05 23:46:39,771 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 23:46:39,850 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-05 23:46:39,851 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-05 23:46:39,851 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 11:46:39 BoogieIcfgContainer [2024-12-05 23:46:39,851 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-05 23:46:39,852 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-05 23:46:39,852 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-05 23:46:39,861 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-05 23:46:39,861 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 11:46:39" (1/1) ... [2024-12-05 23:46:39,862 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-12-05 23:46:39,867 INFO L158 Benchmark]: Toolchain (without parser) took 692.24ms. Allocated memory is still 92.3MB. Free memory was 69.0MB in the beginning and 64.1MB in the end (delta: 4.9MB). Peak memory consumption was 2.8MB. Max. memory is 16.1GB. [2024-12-05 23:46:39,871 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 83.9MB. Free memory is still 47.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 23:46:39,871 INFO L158 Benchmark]: CACSL2BoogieTranslator took 220.83ms. Allocated memory is still 92.3MB. Free memory was 68.8MB in the beginning and 57.2MB in the end (delta: 11.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-05 23:46:39,871 INFO L158 Benchmark]: Boogie Procedure Inliner took 29.43ms. Allocated memory is still 92.3MB. Free memory was 57.2MB in the beginning and 56.1MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 23:46:39,872 INFO L158 Benchmark]: Boogie Preprocessor took 22.24ms. Allocated memory is still 92.3MB. Free memory was 56.1MB in the beginning and 54.9MB in the end (delta: 1.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-05 23:46:39,872 INFO L158 Benchmark]: RCFGBuilder took 401.07ms. Allocated memory is still 92.3MB. Free memory was 54.9MB in the beginning and 65.2MB in the end (delta: -10.3MB). Peak memory consumption was 19.6MB. Max. memory is 16.1GB. [2024-12-05 23:46:39,873 INFO L158 Benchmark]: CodeCheck took 13.88ms. Allocated memory is still 92.3MB. Free memory was 65.2MB in the beginning and 64.1MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 23:46:39,875 INFO L338 ainManager$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 0.30ms. Allocated memory is still 83.9MB. Free memory is still 47.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 220.83ms. Allocated memory is still 92.3MB. Free memory was 68.8MB in the beginning and 57.2MB in the end (delta: 11.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 29.43ms. Allocated memory is still 92.3MB. Free memory was 57.2MB in the beginning and 56.1MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 22.24ms. Allocated memory is still 92.3MB. Free memory was 56.1MB in the beginning and 54.9MB in the end (delta: 1.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 401.07ms. Allocated memory is still 92.3MB. Free memory was 54.9MB in the beginning and 65.2MB in the end (delta: -10.3MB). Peak memory consumption was 19.6MB. Max. memory is 16.1GB. * CodeCheck took 13.88ms. Allocated memory is still 92.3MB. Free memory was 65.2MB in the beginning and 64.1MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-05 23:46:39,888 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c829964-f3a3-42e0-9de7-9974843be055/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