./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/weaver/parallel-bakery-4.wvr.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_1c27401e-488b-4570-9fb7-168bd447181a/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c27401e-488b-4570-9fb7-168bd447181a/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_1c27401e-488b-4570-9fb7-168bd447181a/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c27401e-488b-4570-9fb7-168bd447181a/bin/ukojak-verify-afCqCEvfdi/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/weaver/parallel-bakery-4.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c27401e-488b-4570-9fb7-168bd447181a/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_1c27401e-488b-4570-9fb7-168bd447181a/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 a42fdc99fbc54512a7829bd297e0f02fe251a511098f304812399f6e9de1d8b6 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:12:23,221 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:12:23,333 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c27401e-488b-4570-9fb7-168bd447181a/bin/ukojak-verify-afCqCEvfdi/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-11-24 22:12:23,342 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 22:12:23,345 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 22:12:23,378 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:12:23,379 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:12:23,380 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:12:23,380 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:12:23,381 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 22:12:23,381 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 22:12:23,382 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 22:12:23,383 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:12:23,383 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-24 22:12:23,384 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-24 22:12:23,384 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-24 22:12:23,385 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:12:23,385 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 22:12:23,386 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 22:12:23,386 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:12:23,387 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:12:23,395 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:12:23,396 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:12:23,396 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:12:23,396 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:12:23,397 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:12:23,397 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:12:23,398 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 22:12:23,398 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 22:12:23,398 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_1c27401e-488b-4570-9fb7-168bd447181a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c27401e-488b-4570-9fb7-168bd447181a/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a42fdc99fbc54512a7829bd297e0f02fe251a511098f304812399f6e9de1d8b6 [2023-11-24 22:12:23,736 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:12:23,761 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:12:23,764 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:12:23,766 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:12:23,766 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:12:23,768 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c27401e-488b-4570-9fb7-168bd447181a/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/weaver/parallel-bakery-4.wvr.c [2023-11-24 22:12:26,932 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:12:27,240 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:12:27,255 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c27401e-488b-4570-9fb7-168bd447181a/sv-benchmarks/c/weaver/parallel-bakery-4.wvr.c [2023-11-24 22:12:27,273 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c27401e-488b-4570-9fb7-168bd447181a/bin/ukojak-verify-afCqCEvfdi/data/935702cd3/61f92c0b7e274b68aa46997d14b045a4/FLAG6cf66cf97 [2023-11-24 22:12:27,291 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c27401e-488b-4570-9fb7-168bd447181a/bin/ukojak-verify-afCqCEvfdi/data/935702cd3/61f92c0b7e274b68aa46997d14b045a4 [2023-11-24 22:12:27,299 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:12:27,303 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:12:27,306 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:12:27,306 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:12:27,311 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:12:27,312 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:12:27" (1/1) ... [2023-11-24 22:12:27,313 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@654367fa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:27, skipping insertion in model container [2023-11-24 22:12:27,313 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:12:27" (1/1) ... [2023-11-24 22:12:27,370 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:12:27,627 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:12:27,638 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:12:27,704 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:12:27,722 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:12:27,722 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:12:27,731 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:12:27,732 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:27 WrapperNode [2023-11-24 22:12:27,732 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:12:27,733 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:12:27,734 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:12:27,734 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:12:27,742 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:27" (1/1) ... [2023-11-24 22:12:27,767 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:27" (1/1) ... [2023-11-24 22:12:27,828 INFO L138 Inliner]: procedures = 23, calls = 177, calls flagged for inlining = 29, calls inlined = 29, statements flattened = 410 [2023-11-24 22:12:27,838 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:12:27,839 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:12:27,839 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:12:27,839 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:12:27,849 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:27" (1/1) ... [2023-11-24 22:12:27,850 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:27" (1/1) ... [2023-11-24 22:12:27,874 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:27" (1/1) ... [2023-11-24 22:12:27,878 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:27" (1/1) ... [2023-11-24 22:12:27,890 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:27" (1/1) ... [2023-11-24 22:12:27,906 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:27" (1/1) ... [2023-11-24 22:12:27,914 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:27" (1/1) ... [2023-11-24 22:12:27,917 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:27" (1/1) ... [2023-11-24 22:12:27,921 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:12:27,922 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:12:27,923 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:12:27,923 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:12:27,930 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:27" (1/1) ... [2023-11-24 22:12:27,937 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:12:27,948 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c27401e-488b-4570-9fb7-168bd447181a/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:12:27,966 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c27401e-488b-4570-9fb7-168bd447181a/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:12:27,987 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c27401e-488b-4570-9fb7-168bd447181a/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:12:28,009 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:12:28,010 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-24 22:12:28,010 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-24 22:12:28,011 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-24 22:12:28,011 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-24 22:12:28,011 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-24 22:12:28,012 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-24 22:12:28,012 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2023-11-24 22:12:28,012 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2023-11-24 22:12:28,013 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 22:12:28,013 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 22:12:28,013 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-24 22:12:28,013 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-24 22:12:28,014 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-24 22:12:28,014 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:12:28,014 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:12:28,014 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-24 22:12:28,016 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 22:12:28,017 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 22:12:28,179 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:12:28,181 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:12:28,821 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:12:29,126 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 22:12:29,126 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-24 22:12:29,128 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:12:29 BoogieIcfgContainer [2023-11-24 22:12:29,128 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 22:12:29,129 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 22:12:29,129 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 22:12:29,140 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 22:12:29,140 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:12:29" (1/1) ... [2023-11-24 22:12:29,141 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 22:12:29,146 INFO L158 Benchmark]: Toolchain (without parser) took 1841.45ms. Allocated memory was 163.6MB in the beginning and 241.2MB in the end (delta: 77.6MB). Free memory was 115.4MB in the beginning and 188.2MB in the end (delta: -72.8MB). Peak memory consumption was 6.4MB. Max. memory is 16.1GB. [2023-11-24 22:12:29,146 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 163.6MB. Free memory is still 135.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 22:12:29,147 INFO L158 Benchmark]: CACSL2BoogieTranslator took 426.90ms. Allocated memory is still 163.6MB. Free memory was 115.2MB in the beginning and 101.0MB in the end (delta: 14.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-24 22:12:29,148 INFO L158 Benchmark]: Boogie Procedure Inliner took 104.82ms. Allocated memory is still 163.6MB. Free memory was 101.0MB in the beginning and 97.9MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 22:12:29,148 INFO L158 Benchmark]: Boogie Preprocessor took 82.70ms. Allocated memory is still 163.6MB. Free memory was 97.9MB in the beginning and 95.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 22:12:29,149 INFO L158 Benchmark]: RCFGBuilder took 1205.75ms. Allocated memory was 163.6MB in the beginning and 241.2MB in the end (delta: 77.6MB). Free memory was 95.5MB in the beginning and 189.3MB in the end (delta: -93.8MB). Peak memory consumption was 42.1MB. Max. memory is 16.1GB. [2023-11-24 22:12:29,150 INFO L158 Benchmark]: CodeCheck took 14.86ms. Allocated memory is still 241.2MB. Free memory was 189.3MB in the beginning and 188.2MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 22:12:29,154 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 0.28ms. Allocated memory is still 163.6MB. Free memory is still 135.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 426.90ms. Allocated memory is still 163.6MB. Free memory was 115.2MB in the beginning and 101.0MB in the end (delta: 14.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 104.82ms. Allocated memory is still 163.6MB. Free memory was 101.0MB in the beginning and 97.9MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 82.70ms. Allocated memory is still 163.6MB. Free memory was 97.9MB in the beginning and 95.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1205.75ms. Allocated memory was 163.6MB in the beginning and 241.2MB in the end (delta: 77.6MB). Free memory was 95.5MB in the beginning and 189.3MB in the end (delta: -93.8MB). Peak memory consumption was 42.1MB. Max. memory is 16.1GB. * CodeCheck took 14.86ms. Allocated memory is still 241.2MB. Free memory was 189.3MB in the beginning and 188.2MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-24 22:12:29,186 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c27401e-488b-4570-9fb7-168bd447181a/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 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_1c27401e-488b-4570-9fb7-168bd447181a/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c27401e-488b-4570-9fb7-168bd447181a/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_1c27401e-488b-4570-9fb7-168bd447181a/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c27401e-488b-4570-9fb7-168bd447181a/bin/ukojak-verify-afCqCEvfdi/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/weaver/parallel-bakery-4.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c27401e-488b-4570-9fb7-168bd447181a/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_1c27401e-488b-4570-9fb7-168bd447181a/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 a42fdc99fbc54512a7829bd297e0f02fe251a511098f304812399f6e9de1d8b6 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:12:31,814 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:12:31,950 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c27401e-488b-4570-9fb7-168bd447181a/bin/ukojak-verify-afCqCEvfdi/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2023-11-24 22:12:32,009 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:12:32,011 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:12:32,012 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:12:32,012 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:12:32,013 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 22:12:32,014 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 22:12:32,018 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 22:12:32,019 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:12:32,019 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-24 22:12:32,020 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-24 22:12:32,022 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-24 22:12:32,022 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:12:32,022 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-24 22:12:32,023 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-24 22:12:32,023 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-24 22:12:32,024 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 22:12:32,025 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 22:12:32,025 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:12:32,026 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:12:32,026 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:12:32,027 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:12:32,027 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 22:12:32,028 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-24 22:12:32,028 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:12:32,029 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:12:32,029 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:12:32,030 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:12:32,031 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-24 22:12:32,031 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 22:12:32,032 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-24 22:12:32,032 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-24 22:12:32,032 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_1c27401e-488b-4570-9fb7-168bd447181a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c27401e-488b-4570-9fb7-168bd447181a/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a42fdc99fbc54512a7829bd297e0f02fe251a511098f304812399f6e9de1d8b6 [2023-11-24 22:12:32,404 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:12:32,438 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:12:32,447 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:12:32,449 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:12:32,449 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:12:32,451 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c27401e-488b-4570-9fb7-168bd447181a/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/weaver/parallel-bakery-4.wvr.c [2023-11-24 22:12:35,559 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:12:35,874 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:12:35,874 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c27401e-488b-4570-9fb7-168bd447181a/sv-benchmarks/c/weaver/parallel-bakery-4.wvr.c [2023-11-24 22:12:35,892 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c27401e-488b-4570-9fb7-168bd447181a/bin/ukojak-verify-afCqCEvfdi/data/93305346a/1a4a517c0a424992a758bc9f37f58f05/FLAG23f812489 [2023-11-24 22:12:35,913 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c27401e-488b-4570-9fb7-168bd447181a/bin/ukojak-verify-afCqCEvfdi/data/93305346a/1a4a517c0a424992a758bc9f37f58f05 [2023-11-24 22:12:35,918 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:12:35,920 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:12:35,923 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:12:35,924 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:12:35,928 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:12:35,930 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:12:35" (1/1) ... [2023-11-24 22:12:35,931 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@48319a64 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:35, skipping insertion in model container [2023-11-24 22:12:35,931 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:12:35" (1/1) ... [2023-11-24 22:12:35,980 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:12:36,278 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:12:36,293 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:12:36,367 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:12:36,383 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:12:36,383 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:12:36,393 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:12:36,393 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:36 WrapperNode [2023-11-24 22:12:36,393 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:12:36,395 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:12:36,395 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:12:36,395 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:12:36,404 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:36" (1/1) ... [2023-11-24 22:12:36,438 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:36" (1/1) ... [2023-11-24 22:12:36,483 INFO L138 Inliner]: procedures = 25, calls = 177, calls flagged for inlining = 29, calls inlined = 29, statements flattened = 401 [2023-11-24 22:12:36,484 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:12:36,485 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:12:36,485 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:12:36,485 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:12:36,495 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:36" (1/1) ... [2023-11-24 22:12:36,495 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:36" (1/1) ... [2023-11-24 22:12:36,502 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:36" (1/1) ... [2023-11-24 22:12:36,502 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:36" (1/1) ... [2023-11-24 22:12:36,518 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:36" (1/1) ... [2023-11-24 22:12:36,522 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:36" (1/1) ... [2023-11-24 22:12:36,526 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:36" (1/1) ... [2023-11-24 22:12:36,529 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:36" (1/1) ... [2023-11-24 22:12:36,535 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:12:36,536 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:12:36,536 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:12:36,536 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:12:36,537 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:36" (1/1) ... [2023-11-24 22:12:36,543 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:12:36,559 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c27401e-488b-4570-9fb7-168bd447181a/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:12:36,573 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c27401e-488b-4570-9fb7-168bd447181a/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:12:36,638 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c27401e-488b-4570-9fb7-168bd447181a/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:12:36,661 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:12:36,661 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-24 22:12:36,662 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-24 22:12:36,662 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-24 22:12:36,663 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-24 22:12:36,663 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-24 22:12:36,664 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-24 22:12:36,664 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-24 22:12:36,664 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2023-11-24 22:12:36,664 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2023-11-24 22:12:36,664 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 22:12:36,665 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-24 22:12:36,665 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-24 22:12:36,665 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-24 22:12:36,665 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:12:36,666 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:12:36,666 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 22:12:36,666 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-24 22:12:36,668 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 22:12:36,823 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:12:36,826 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:12:37,644 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:12:37,837 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 22:12:37,837 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-24 22:12:37,839 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:12:37 BoogieIcfgContainer [2023-11-24 22:12:37,839 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 22:12:37,840 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 22:12:37,840 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 22:12:37,851 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 22:12:37,852 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:12:37" (1/1) ... [2023-11-24 22:12:37,853 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 22:12:37,857 INFO L158 Benchmark]: Toolchain (without parser) took 1935.91ms. Allocated memory was 75.5MB in the beginning and 94.4MB in the end (delta: 18.9MB). Free memory was 51.2MB in the beginning and 57.3MB in the end (delta: -6.0MB). Peak memory consumption was 15.7MB. Max. memory is 16.1GB. [2023-11-24 22:12:37,857 INFO L158 Benchmark]: CDTParser took 0.66ms. Allocated memory is still 75.5MB. Free memory is still 51.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 22:12:37,858 INFO L158 Benchmark]: CACSL2BoogieTranslator took 470.50ms. Allocated memory is still 75.5MB. Free memory was 51.1MB in the beginning and 36.5MB in the end (delta: 14.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-24 22:12:37,859 INFO L158 Benchmark]: Boogie Procedure Inliner took 89.20ms. Allocated memory was 75.5MB in the beginning and 94.4MB in the end (delta: 18.9MB). Free memory was 36.5MB in the beginning and 72.2MB in the end (delta: -35.7MB). Peak memory consumption was 5.5MB. Max. memory is 16.1GB. [2023-11-24 22:12:37,860 INFO L158 Benchmark]: Boogie Preprocessor took 50.31ms. Allocated memory is still 94.4MB. Free memory was 72.2MB in the beginning and 69.7MB in the end (delta: 2.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-24 22:12:37,861 INFO L158 Benchmark]: RCFGBuilder took 1303.47ms. Allocated memory is still 94.4MB. Free memory was 69.7MB in the beginning and 58.5MB in the end (delta: 11.2MB). Peak memory consumption was 29.0MB. Max. memory is 16.1GB. [2023-11-24 22:12:37,862 INFO L158 Benchmark]: CodeCheck took 15.02ms. Allocated memory is still 94.4MB. Free memory was 58.5MB in the beginning and 57.3MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 22:12:37,865 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 0.66ms. Allocated memory is still 75.5MB. Free memory is still 51.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 470.50ms. Allocated memory is still 75.5MB. Free memory was 51.1MB in the beginning and 36.5MB in the end (delta: 14.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 89.20ms. Allocated memory was 75.5MB in the beginning and 94.4MB in the end (delta: 18.9MB). Free memory was 36.5MB in the beginning and 72.2MB in the end (delta: -35.7MB). Peak memory consumption was 5.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 50.31ms. Allocated memory is still 94.4MB. Free memory was 72.2MB in the beginning and 69.7MB in the end (delta: 2.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1303.47ms. Allocated memory is still 94.4MB. Free memory was 69.7MB in the beginning and 58.5MB in the end (delta: 11.2MB). Peak memory consumption was 29.0MB. Max. memory is 16.1GB. * CodeCheck took 15.02ms. Allocated memory is still 94.4MB. Free memory was 58.5MB in the beginning and 57.3MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-24 22:12:37,888 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c27401e-488b-4570-9fb7-168bd447181a/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 Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported