./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/weaver/popl20-bad-commit-2.wvr-bad.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7769df76-77ab-41cb-8eb9-4d50610134b8/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7769df76-77ab-41cb-8eb9-4d50610134b8/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7769df76-77ab-41cb-8eb9-4d50610134b8/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7769df76-77ab-41cb-8eb9-4d50610134b8/bin/ukojak-verify-afCqCEvfdi/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/weaver/popl20-bad-commit-2.wvr-bad.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7769df76-77ab-41cb-8eb9-4d50610134b8/bin/ukojak-verify-afCqCEvfdi/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7769df76-77ab-41cb-8eb9-4d50610134b8/bin/ukojak-verify-afCqCEvfdi --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 5bf746ef76f8c8352051d8eb5f02d7a475e14d238622e290fcb51135a3348206 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:10:52,966 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:10:53,040 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7769df76-77ab-41cb-8eb9-4d50610134b8/bin/ukojak-verify-afCqCEvfdi/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-11-24 22:10:53,046 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 22:10:53,046 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 22:10:53,072 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:10:53,073 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:10:53,074 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:10:53,075 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:10:53,075 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 22:10:53,076 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 22:10:53,076 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 22:10:53,077 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:10:53,078 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-24 22:10:53,078 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-24 22:10:53,079 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-24 22:10:53,079 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:10:53,080 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 22:10:53,080 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 22:10:53,081 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:10:53,082 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:10:53,086 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:10:53,087 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:10:53,087 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:10:53,088 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:10:53,089 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:10:53,089 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:10:53,090 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 22:10:53,090 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 22:10:53,091 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7769df76-77ab-41cb-8eb9-4d50610134b8/bin/ukojak-verify-afCqCEvfdi/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7769df76-77ab-41cb-8eb9-4d50610134b8/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5bf746ef76f8c8352051d8eb5f02d7a475e14d238622e290fcb51135a3348206 [2023-11-24 22:10:53,432 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:10:53,462 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:10:53,465 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:10:53,472 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:10:53,473 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:10:53,475 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7769df76-77ab-41cb-8eb9-4d50610134b8/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/weaver/popl20-bad-commit-2.wvr-bad.c [2023-11-24 22:10:56,559 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:10:56,808 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:10:56,816 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7769df76-77ab-41cb-8eb9-4d50610134b8/sv-benchmarks/c/weaver/popl20-bad-commit-2.wvr-bad.c [2023-11-24 22:10:56,830 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7769df76-77ab-41cb-8eb9-4d50610134b8/bin/ukojak-verify-afCqCEvfdi/data/76c3a59ec/537492b89bac40f39a9b07ea1cc7e0ab/FLAGbe57fa808 [2023-11-24 22:10:56,850 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7769df76-77ab-41cb-8eb9-4d50610134b8/bin/ukojak-verify-afCqCEvfdi/data/76c3a59ec/537492b89bac40f39a9b07ea1cc7e0ab [2023-11-24 22:10:56,855 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:10:56,857 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:10:56,861 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:10:56,861 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:10:56,866 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:10:56,868 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:10:56" (1/1) ... [2023-11-24 22:10:56,870 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6acde7b4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:10:56, skipping insertion in model container [2023-11-24 22:10:56,870 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:10:56" (1/1) ... [2023-11-24 22:10:56,915 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:10:57,192 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:10:57,204 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:10:57,248 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:10:57,258 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:10:57,258 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:10:57,266 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:10:57,267 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:10:57 WrapperNode [2023-11-24 22:10:57,267 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:10:57,268 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:10:57,268 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:10:57,269 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:10:57,276 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:10:57" (1/1) ... [2023-11-24 22:10:57,289 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:10:57" (1/1) ... [2023-11-24 22:10:57,356 INFO L138 Inliner]: procedures = 26, calls = 94, calls flagged for inlining = 28, calls inlined = 34, statements flattened = 483 [2023-11-24 22:10:57,357 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:10:57,358 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:10:57,358 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:10:57,358 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:10:57,373 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:10:57" (1/1) ... [2023-11-24 22:10:57,373 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:10:57" (1/1) ... [2023-11-24 22:10:57,379 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:10:57" (1/1) ... [2023-11-24 22:10:57,380 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:10:57" (1/1) ... [2023-11-24 22:10:57,404 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:10:57" (1/1) ... [2023-11-24 22:10:57,413 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:10:57" (1/1) ... [2023-11-24 22:10:57,417 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:10:57" (1/1) ... [2023-11-24 22:10:57,420 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:10:57" (1/1) ... [2023-11-24 22:10:57,437 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:10:57,438 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:10:57,438 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:10:57,439 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:10:57,442 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:10:57" (1/1) ... [2023-11-24 22:10:57,448 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:10:57,461 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7769df76-77ab-41cb-8eb9-4d50610134b8/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:10:57,480 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7769df76-77ab-41cb-8eb9-4d50610134b8/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:10:57,494 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7769df76-77ab-41cb-8eb9-4d50610134b8/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:10:57,518 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:10:57,518 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 22:10:57,519 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-24 22:10:57,519 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-24 22:10:57,520 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-24 22:10:57,520 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-24 22:10:57,520 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-24 22:10:57,520 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-24 22:10:57,521 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-24 22:10:57,521 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-24 22:10:57,522 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2023-11-24 22:10:57,522 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2023-11-24 22:10:57,522 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 22:10:57,522 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-24 22:10:57,523 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-24 22:10:57,523 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-24 22:10:57,523 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:10:57,524 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:10:57,525 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 22:10:57,527 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-24 22:10:57,719 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:10:57,721 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:10:58,662 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:10:59,080 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 22:10:59,080 INFO L309 CfgBuilder]: Removed 8 assume(true) statements. [2023-11-24 22:10:59,083 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:10:59 BoogieIcfgContainer [2023-11-24 22:10:59,084 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 22:10:59,087 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 22:10:59,087 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 22:10:59,097 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 22:10:59,097 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:10:59" (1/1) ... [2023-11-24 22:10:59,098 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:359) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-24 22:10:59,106 INFO L158 Benchmark]: Toolchain (without parser) took 2247.52ms. Allocated memory is still 184.5MB. Free memory was 138.1MB in the beginning and 115.9MB in the end (delta: 22.2MB). Peak memory consumption was 21.1MB. Max. memory is 16.1GB. [2023-11-24 22:10:59,107 INFO L158 Benchmark]: CDTParser took 0.39ms. Allocated memory is still 184.5MB. Free memory is still 158.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 22:10:59,108 INFO L158 Benchmark]: CACSL2BoogieTranslator took 406.77ms. Allocated memory is still 184.5MB. Free memory was 137.9MB in the beginning and 123.6MB in the end (delta: 14.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-24 22:10:59,108 INFO L158 Benchmark]: Boogie Procedure Inliner took 88.87ms. Allocated memory is still 184.5MB. Free memory was 123.4MB in the beginning and 120.1MB in the end (delta: 3.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-24 22:10:59,109 INFO L158 Benchmark]: Boogie Preprocessor took 79.66ms. Allocated memory is still 184.5MB. Free memory was 120.1MB in the beginning and 117.2MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 22:10:59,110 INFO L158 Benchmark]: RCFGBuilder took 1645.77ms. Allocated memory is still 184.5MB. Free memory was 117.2MB in the beginning and 116.7MB in the end (delta: 487.0kB). Peak memory consumption was 65.1MB. Max. memory is 16.1GB. [2023-11-24 22:10:59,112 INFO L158 Benchmark]: CodeCheck took 17.50ms. Allocated memory is still 184.5MB. Free memory was 116.7MB in the beginning and 115.9MB in the end (delta: 778.2kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 22:10:59,119 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Concurrent programs are currently unsupported: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39ms. Allocated memory is still 184.5MB. Free memory is still 158.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 406.77ms. Allocated memory is still 184.5MB. Free memory was 137.9MB in the beginning and 123.6MB in the end (delta: 14.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 88.87ms. Allocated memory is still 184.5MB. Free memory was 123.4MB in the beginning and 120.1MB in the end (delta: 3.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 79.66ms. Allocated memory is still 184.5MB. Free memory was 120.1MB in the beginning and 117.2MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1645.77ms. Allocated memory is still 184.5MB. Free memory was 117.2MB in the beginning and 116.7MB in the end (delta: 487.0kB). Peak memory consumption was 65.1MB. Max. memory is 16.1GB. * CodeCheck took 17.50ms. Allocated memory is still 184.5MB. Free memory was 116.7MB in the beginning and 115.9MB in the end (delta: 778.2kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-24 22:10:59,149 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7769df76-77ab-41cb-8eb9-4d50610134b8/bin/ukojak-verify-afCqCEvfdi/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/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7769df76-77ab-41cb-8eb9-4d50610134b8/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7769df76-77ab-41cb-8eb9-4d50610134b8/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7769df76-77ab-41cb-8eb9-4d50610134b8/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7769df76-77ab-41cb-8eb9-4d50610134b8/bin/ukojak-verify-afCqCEvfdi/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/weaver/popl20-bad-commit-2.wvr-bad.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7769df76-77ab-41cb-8eb9-4d50610134b8/bin/ukojak-verify-afCqCEvfdi/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7769df76-77ab-41cb-8eb9-4d50610134b8/bin/ukojak-verify-afCqCEvfdi --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 5bf746ef76f8c8352051d8eb5f02d7a475e14d238622e290fcb51135a3348206 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:11:01,833 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:11:01,977 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7769df76-77ab-41cb-8eb9-4d50610134b8/bin/ukojak-verify-afCqCEvfdi/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2023-11-24 22:11:02,042 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:11:02,044 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:11:02,045 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:11:02,046 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:11:02,047 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 22:11:02,047 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 22:11:02,053 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 22:11:02,053 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:11:02,054 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-24 22:11:02,054 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-24 22:11:02,056 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-24 22:11:02,057 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:11:02,057 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-24 22:11:02,057 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-24 22:11:02,058 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-24 22:11:02,058 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 22:11:02,059 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 22:11:02,060 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:11:02,061 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:11:02,061 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:11:02,061 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:11:02,062 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 22:11:02,062 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-24 22:11:02,063 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:11:02,064 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:11:02,064 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:11:02,065 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:11:02,066 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-24 22:11:02,066 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 22:11:02,067 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-24 22:11:02,067 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-24 22:11:02,067 INFO L153 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7769df76-77ab-41cb-8eb9-4d50610134b8/bin/ukojak-verify-afCqCEvfdi/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7769df76-77ab-41cb-8eb9-4d50610134b8/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5bf746ef76f8c8352051d8eb5f02d7a475e14d238622e290fcb51135a3348206 [2023-11-24 22:11:02,448 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:11:02,479 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:11:02,482 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:11:02,489 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:11:02,490 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:11:02,491 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7769df76-77ab-41cb-8eb9-4d50610134b8/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/weaver/popl20-bad-commit-2.wvr-bad.c [2023-11-24 22:11:05,756 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:11:06,090 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:11:06,091 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7769df76-77ab-41cb-8eb9-4d50610134b8/sv-benchmarks/c/weaver/popl20-bad-commit-2.wvr-bad.c [2023-11-24 22:11:06,101 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7769df76-77ab-41cb-8eb9-4d50610134b8/bin/ukojak-verify-afCqCEvfdi/data/c130e03e8/dc1566188c5f4ffca767df7235fc827c/FLAG7cde1bd71 [2023-11-24 22:11:06,115 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7769df76-77ab-41cb-8eb9-4d50610134b8/bin/ukojak-verify-afCqCEvfdi/data/c130e03e8/dc1566188c5f4ffca767df7235fc827c [2023-11-24 22:11:06,117 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:11:06,119 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:11:06,120 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:11:06,120 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:11:06,124 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:11:06,125 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:11:06" (1/1) ... [2023-11-24 22:11:06,126 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5e51ed6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:06, skipping insertion in model container [2023-11-24 22:11:06,126 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:11:06" (1/1) ... [2023-11-24 22:11:06,174 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:11:06,481 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:11:06,496 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-11-24 22:11:06,503 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:11:06,571 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:11:06,582 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:11:06,674 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:11:06,685 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:11:06,686 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:11:06,698 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:11:06,699 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:06 WrapperNode [2023-11-24 22:11:06,699 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:11:06,701 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:11:06,701 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:11:06,701 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:11:06,708 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:06" (1/1) ... [2023-11-24 22:11:06,739 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:06" (1/1) ... [2023-11-24 22:11:06,793 INFO L138 Inliner]: procedures = 28, calls = 94, calls flagged for inlining = 28, calls inlined = 34, statements flattened = 469 [2023-11-24 22:11:06,795 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:11:06,796 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:11:06,796 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:11:06,796 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:11:06,805 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:06" (1/1) ... [2023-11-24 22:11:06,805 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:06" (1/1) ... [2023-11-24 22:11:06,829 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:06" (1/1) ... [2023-11-24 22:11:06,839 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:06" (1/1) ... [2023-11-24 22:11:06,870 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:06" (1/1) ... [2023-11-24 22:11:06,876 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:06" (1/1) ... [2023-11-24 22:11:06,879 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:06" (1/1) ... [2023-11-24 22:11:06,895 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:06" (1/1) ... [2023-11-24 22:11:06,901 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:11:06,902 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:11:06,902 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:11:06,902 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:11:06,903 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:06" (1/1) ... [2023-11-24 22:11:06,911 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:11:06,922 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7769df76-77ab-41cb-8eb9-4d50610134b8/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:11:06,935 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7769df76-77ab-41cb-8eb9-4d50610134b8/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:11:06,948 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7769df76-77ab-41cb-8eb9-4d50610134b8/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:11:06,975 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:11:06,975 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-24 22:11:06,976 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 22:11:06,982 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-24 22:11:06,982 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-24 22:11:06,982 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-24 22:11:06,983 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-24 22:11:06,983 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-24 22:11:06,983 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-24 22:11:06,983 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-24 22:11:06,983 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2023-11-24 22:11:06,983 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2023-11-24 22:11:06,984 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-24 22:11:06,984 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-24 22:11:06,984 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-24 22:11:06,984 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:11:06,986 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:11:06,986 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 22:11:06,986 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-24 22:11:06,988 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-24 22:11:07,182 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:11:07,186 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:11:08,395 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:11:08,790 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 22:11:08,790 INFO L309 CfgBuilder]: Removed 8 assume(true) statements. [2023-11-24 22:11:08,793 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:11:08 BoogieIcfgContainer [2023-11-24 22:11:08,793 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 22:11:08,795 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 22:11:08,795 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 22:11:08,805 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 22:11:08,805 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:11:08" (1/1) ... [2023-11-24 22:11:08,806 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:359) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-24 22:11:08,813 INFO L158 Benchmark]: Toolchain (without parser) took 2693.20ms. Allocated memory was 69.2MB in the beginning and 83.9MB in the end (delta: 14.7MB). Free memory was 45.1MB in the beginning and 51.0MB in the end (delta: -6.0MB). Peak memory consumption was 9.8MB. Max. memory is 16.1GB. [2023-11-24 22:11:08,814 INFO L158 Benchmark]: CDTParser took 0.58ms. Allocated memory is still 52.4MB. Free memory was 28.3MB in the beginning and 28.2MB in the end (delta: 63.2kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 22:11:08,815 INFO L158 Benchmark]: CACSL2BoogieTranslator took 578.96ms. Allocated memory is still 69.2MB. Free memory was 44.7MB in the beginning and 45.2MB in the end (delta: -512.6kB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-24 22:11:08,815 INFO L158 Benchmark]: Boogie Procedure Inliner took 93.96ms. Allocated memory is still 69.2MB. Free memory was 45.0MB in the beginning and 41.7MB in the end (delta: 3.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-24 22:11:08,817 INFO L158 Benchmark]: Boogie Preprocessor took 105.77ms. Allocated memory is still 69.2MB. Free memory was 41.7MB in the beginning and 38.7MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 22:11:08,819 INFO L158 Benchmark]: RCFGBuilder took 1891.20ms. Allocated memory was 69.2MB in the beginning and 83.9MB in the end (delta: 14.7MB). Free memory was 38.4MB in the beginning and 51.8MB in the end (delta: -13.4MB). Peak memory consumption was 29.6MB. Max. memory is 16.1GB. [2023-11-24 22:11:08,820 INFO L158 Benchmark]: CodeCheck took 16.63ms. Allocated memory is still 83.9MB. Free memory was 51.8MB in the beginning and 51.0MB in the end (delta: 797.4kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 22:11:08,829 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Concurrent programs are currently unsupported: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.58ms. Allocated memory is still 52.4MB. Free memory was 28.3MB in the beginning and 28.2MB in the end (delta: 63.2kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 578.96ms. Allocated memory is still 69.2MB. Free memory was 44.7MB in the beginning and 45.2MB in the end (delta: -512.6kB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 93.96ms. Allocated memory is still 69.2MB. Free memory was 45.0MB in the beginning and 41.7MB in the end (delta: 3.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 105.77ms. Allocated memory is still 69.2MB. Free memory was 41.7MB in the beginning and 38.7MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1891.20ms. Allocated memory was 69.2MB in the beginning and 83.9MB in the end (delta: 14.7MB). Free memory was 38.4MB in the beginning and 51.8MB in the end (delta: -13.4MB). Peak memory consumption was 29.6MB. Max. memory is 16.1GB. * CodeCheck took 16.63ms. Allocated memory is still 83.9MB. Free memory was 51.8MB in the beginning and 51.0MB in the end (delta: 797.4kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-24 22:11:08,859 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7769df76-77ab-41cb-8eb9-4d50610134b8/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported