./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/weaver/popl20-queue-add-2.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdf3a996-675d-4479-b837-53530d48e88b/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdf3a996-675d-4479-b837-53530d48e88b/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdf3a996-675d-4479-b837-53530d48e88b/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdf3a996-675d-4479-b837-53530d48e88b/bin/ukojak-verify-CZk0znPC7b/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/weaver/popl20-queue-add-2.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdf3a996-675d-4479-b837-53530d48e88b/bin/ukojak-verify-CZk0znPC7b/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdf3a996-675d-4479-b837-53530d48e88b/bin/ukojak-verify-CZk0znPC7b --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 8c3fe688d0e9a9929009fc24c8ef56c8fc1bfa15613131b287e178eb7d2f1f1e --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 23:24:40,602 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 23:24:40,655 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdf3a996-675d-4479-b837-53530d48e88b/bin/ukojak-verify-CZk0znPC7b/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2024-12-05 23:24:40,659 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-05 23:24:40,659 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-05 23:24:40,676 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 23:24:40,676 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 23:24:40,677 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 23:24:40,677 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 23:24:40,677 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-05 23:24:40,677 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-05 23:24:40,677 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-05 23:24:40,677 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 23:24:40,677 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2024-12-05 23:24:40,677 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2024-12-05 23:24:40,678 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2024-12-05 23:24:40,678 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 23:24:40,678 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-12-05 23:24:40,678 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-05 23:24:40,678 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 23:24:40,678 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 23:24:40,678 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 23:24:40,678 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 23:24:40,678 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 23:24:40,678 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 23:24:40,679 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 23:24:40,679 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 23:24:40,679 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 23:24:40,679 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-05 23:24:40,679 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-05 23:24:40,679 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdf3a996-675d-4479-b837-53530d48e88b/bin/ukojak-verify-CZk0znPC7b Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G 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 -> 8c3fe688d0e9a9929009fc24c8ef56c8fc1bfa15613131b287e178eb7d2f1f1e [2024-12-05 23:24:40,870 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 23:24:40,878 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 23:24:40,880 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 23:24:40,881 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 23:24:40,882 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 23:24:40,883 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdf3a996-675d-4479-b837-53530d48e88b/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/weaver/popl20-queue-add-2.wvr.c [2024-12-05 23:24:43,531 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdf3a996-675d-4479-b837-53530d48e88b/bin/ukojak-verify-CZk0znPC7b/data/b47ed1127/b8a37271b72940c98edfc4a0742fa0e8/FLAG81db0d42a [2024-12-05 23:24:43,753 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 23:24:43,753 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdf3a996-675d-4479-b837-53530d48e88b/sv-benchmarks/c/weaver/popl20-queue-add-2.wvr.c [2024-12-05 23:24:43,761 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdf3a996-675d-4479-b837-53530d48e88b/bin/ukojak-verify-CZk0znPC7b/data/b47ed1127/b8a37271b72940c98edfc4a0742fa0e8/FLAG81db0d42a [2024-12-05 23:24:43,775 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdf3a996-675d-4479-b837-53530d48e88b/bin/ukojak-verify-CZk0znPC7b/data/b47ed1127/b8a37271b72940c98edfc4a0742fa0e8 [2024-12-05 23:24:43,777 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 23:24:43,778 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 23:24:43,779 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 23:24:43,780 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 23:24:43,784 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 23:24:43,785 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 11:24:43" (1/1) ... [2024-12-05 23:24:43,785 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4361646 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:24:43, skipping insertion in model container [2024-12-05 23:24:43,786 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 11:24:43" (1/1) ... [2024-12-05 23:24:43,801 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 23:24:43,968 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 23:24:43,978 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 23:24:43,998 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 23:24:44,013 INFO L204 MainTranslator]: Completed translation [2024-12-05 23:24:44,014 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:24:44 WrapperNode [2024-12-05 23:24:44,014 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 23:24:44,015 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 23:24:44,015 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 23:24:44,015 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 23:24:44,021 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:24:44" (1/1) ... [2024-12-05 23:24:44,028 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:24:44" (1/1) ... [2024-12-05 23:24:44,049 INFO L138 Inliner]: procedures = 23, calls = 30, calls flagged for inlining = 13, calls inlined = 13, statements flattened = 148 [2024-12-05 23:24:44,050 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 23:24:44,050 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 23:24:44,050 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 23:24:44,050 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 23:24:44,057 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:24:44" (1/1) ... [2024-12-05 23:24:44,057 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:24:44" (1/1) ... [2024-12-05 23:24:44,060 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:24:44" (1/1) ... [2024-12-05 23:24:44,060 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:24:44" (1/1) ... [2024-12-05 23:24:44,066 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:24:44" (1/1) ... [2024-12-05 23:24:44,067 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:24:44" (1/1) ... [2024-12-05 23:24:44,070 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:24:44" (1/1) ... [2024-12-05 23:24:44,071 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:24:44" (1/1) ... [2024-12-05 23:24:44,072 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:24:44" (1/1) ... [2024-12-05 23:24:44,074 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 23:24:44,075 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 23:24:44,075 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 23:24:44,075 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 23:24:44,076 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:24:44" (1/1) ... [2024-12-05 23:24:44,082 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 23:24:44,094 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdf3a996-675d-4479-b837-53530d48e88b/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 23:24:44,105 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdf3a996-675d-4479-b837-53530d48e88b/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 23:24:44,111 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdf3a996-675d-4479-b837-53530d48e88b/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 23:24:44,135 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 23:24:44,135 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-12-05 23:24:44,135 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-12-05 23:24:44,136 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-12-05 23:24:44,136 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-12-05 23:24:44,136 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-05 23:24:44,136 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-12-05 23:24:44,136 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-12-05 23:24:44,136 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-12-05 23:24:44,136 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-12-05 23:24:44,136 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 23:24:44,136 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 23:24:44,136 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-12-05 23:24:44,138 WARN L203 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-12-05 23:24:44,229 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 23:24:44,230 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 23:24:44,496 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-12-05 23:24:44,496 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 23:24:44,585 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-05 23:24:44,585 INFO L312 CfgBuilder]: Removed 4 assume(true) statements. [2024-12-05 23:24:44,586 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 11:24:44 BoogieIcfgContainer [2024-12-05 23:24:44,586 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-05 23:24:44,586 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-05 23:24:44,587 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-05 23:24:44,594 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-05 23:24:44,594 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 11:24:44" (1/1) ... [2024-12-05 23:24:44,595 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:172) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:356) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-12-05 23:24:44,599 INFO L158 Benchmark]: Toolchain (without parser) took 820.66ms. Allocated memory is still 117.4MB. Free memory was 92.9MB in the beginning and 49.2MB in the end (delta: 43.7MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2024-12-05 23:24:44,600 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 117.4MB. Free memory was 73.0MB in the beginning and 72.9MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 23:24:44,600 INFO L158 Benchmark]: CACSL2BoogieTranslator took 235.14ms. Allocated memory is still 117.4MB. Free memory was 92.7MB in the beginning and 80.9MB in the end (delta: 11.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-05 23:24:44,601 INFO L158 Benchmark]: Boogie Procedure Inliner took 34.53ms. Allocated memory is still 117.4MB. Free memory was 80.9MB in the beginning and 79.3MB in the end (delta: 1.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-05 23:24:44,601 INFO L158 Benchmark]: Boogie Preprocessor took 24.63ms. Allocated memory is still 117.4MB. Free memory was 79.3MB in the beginning and 78.1MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 23:24:44,602 INFO L158 Benchmark]: RCFGBuilder took 510.60ms. Allocated memory is still 117.4MB. Free memory was 78.1MB in the beginning and 50.6MB in the end (delta: 27.5MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-12-05 23:24:44,602 INFO L158 Benchmark]: CodeCheck took 11.43ms. Allocated memory is still 117.4MB. Free memory was 50.4MB in the beginning and 49.2MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 23:24:44,604 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Concurrent programs are currently unsupported: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:172) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 117.4MB. Free memory was 73.0MB in the beginning and 72.9MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 235.14ms. Allocated memory is still 117.4MB. Free memory was 92.7MB in the beginning and 80.9MB in the end (delta: 11.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 34.53ms. Allocated memory is still 117.4MB. Free memory was 80.9MB in the beginning and 79.3MB in the end (delta: 1.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 24.63ms. Allocated memory is still 117.4MB. Free memory was 79.3MB in the beginning and 78.1MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 510.60ms. Allocated memory is still 117.4MB. Free memory was 78.1MB in the beginning and 50.6MB in the end (delta: 27.5MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * CodeCheck took 11.43ms. Allocated memory is still 117.4MB. Free memory was 50.4MB in the beginning and 49.2MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-05 23:24:44,618 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdf3a996-675d-4479-b837-53530d48e88b/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdf3a996-675d-4479-b837-53530d48e88b/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdf3a996-675d-4479-b837-53530d48e88b/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdf3a996-675d-4479-b837-53530d48e88b/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdf3a996-675d-4479-b837-53530d48e88b/bin/ukojak-verify-CZk0znPC7b/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/weaver/popl20-queue-add-2.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdf3a996-675d-4479-b837-53530d48e88b/bin/ukojak-verify-CZk0znPC7b/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdf3a996-675d-4479-b837-53530d48e88b/bin/ukojak-verify-CZk0znPC7b --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 8c3fe688d0e9a9929009fc24c8ef56c8fc1bfa15613131b287e178eb7d2f1f1e --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 23:24:46,574 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 23:24:46,656 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdf3a996-675d-4479-b837-53530d48e88b/bin/ukojak-verify-CZk0znPC7b/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2024-12-05 23:24:46,681 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 23:24:46,682 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 23:24:46,682 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 23:24:46,683 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 23:24:46,683 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-05 23:24:46,683 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-05 23:24:46,683 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-05 23:24:46,683 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 23:24:46,683 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2024-12-05 23:24:46,683 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2024-12-05 23:24:46,683 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2024-12-05 23:24:46,683 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 23:24:46,683 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-05 23:24:46,684 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-05 23:24:46,684 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-05 23:24:46,684 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-12-05 23:24:46,684 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-05 23:24:46,684 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 23:24:46,684 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 23:24:46,684 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 23:24:46,684 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 23:24:46,684 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 23:24:46,684 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-05 23:24:46,684 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-05 23:24:46,685 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 23:24:46,685 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 23:24:46,685 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 23:24:46,685 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 23:24:46,685 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-05 23:24:46,685 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-05 23:24:46,685 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-05 23:24:46,685 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdf3a996-675d-4479-b837-53530d48e88b/bin/ukojak-verify-CZk0znPC7b Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G 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 -> 8c3fe688d0e9a9929009fc24c8ef56c8fc1bfa15613131b287e178eb7d2f1f1e [2024-12-05 23:24:46,932 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 23:24:46,940 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 23:24:46,942 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 23:24:46,943 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 23:24:46,944 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 23:24:46,945 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdf3a996-675d-4479-b837-53530d48e88b/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/weaver/popl20-queue-add-2.wvr.c [2024-12-05 23:24:49,652 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdf3a996-675d-4479-b837-53530d48e88b/bin/ukojak-verify-CZk0znPC7b/data/f5f14497c/a21c9040d81c473a9d6c672fea24c738/FLAG5492c72ad [2024-12-05 23:24:49,837 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 23:24:49,838 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdf3a996-675d-4479-b837-53530d48e88b/sv-benchmarks/c/weaver/popl20-queue-add-2.wvr.c [2024-12-05 23:24:49,846 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdf3a996-675d-4479-b837-53530d48e88b/bin/ukojak-verify-CZk0znPC7b/data/f5f14497c/a21c9040d81c473a9d6c672fea24c738/FLAG5492c72ad [2024-12-05 23:24:49,862 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdf3a996-675d-4479-b837-53530d48e88b/bin/ukojak-verify-CZk0znPC7b/data/f5f14497c/a21c9040d81c473a9d6c672fea24c738 [2024-12-05 23:24:49,864 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 23:24:49,866 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 23:24:49,867 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 23:24:49,867 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 23:24:49,872 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 23:24:49,872 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 11:24:49" (1/1) ... [2024-12-05 23:24:49,873 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1b3a616f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:24:49, skipping insertion in model container [2024-12-05 23:24:49,874 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 11:24:49" (1/1) ... [2024-12-05 23:24:49,890 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 23:24:50,054 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-05 23:24:50,056 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 23:24:50,068 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 23:24:50,090 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 23:24:50,106 INFO L204 MainTranslator]: Completed translation [2024-12-05 23:24:50,107 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:24:50 WrapperNode [2024-12-05 23:24:50,107 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 23:24:50,108 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 23:24:50,108 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 23:24:50,108 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 23:24:50,114 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:24:50" (1/1) ... [2024-12-05 23:24:50,123 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:24:50" (1/1) ... [2024-12-05 23:24:50,143 INFO L138 Inliner]: procedures = 25, calls = 30, calls flagged for inlining = 13, calls inlined = 13, statements flattened = 144 [2024-12-05 23:24:50,143 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 23:24:50,144 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 23:24:50,144 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 23:24:50,144 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 23:24:50,151 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:24:50" (1/1) ... [2024-12-05 23:24:50,151 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:24:50" (1/1) ... [2024-12-05 23:24:50,154 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:24:50" (1/1) ... [2024-12-05 23:24:50,154 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:24:50" (1/1) ... [2024-12-05 23:24:50,162 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:24:50" (1/1) ... [2024-12-05 23:24:50,163 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:24:50" (1/1) ... [2024-12-05 23:24:50,166 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:24:50" (1/1) ... [2024-12-05 23:24:50,168 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:24:50" (1/1) ... [2024-12-05 23:24:50,169 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:24:50" (1/1) ... [2024-12-05 23:24:50,171 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 23:24:50,172 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 23:24:50,172 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 23:24:50,172 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 23:24:50,173 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:24:50" (1/1) ... [2024-12-05 23:24:50,179 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 23:24:50,191 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdf3a996-675d-4479-b837-53530d48e88b/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 23:24:50,203 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdf3a996-675d-4479-b837-53530d48e88b/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 23:24:50,207 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdf3a996-675d-4479-b837-53530d48e88b/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 23:24:50,234 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 23:24:50,234 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-12-05 23:24:50,234 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-12-05 23:24:50,234 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-12-05 23:24:50,234 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-12-05 23:24:50,234 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-05 23:24:50,234 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-12-05 23:24:50,234 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-12-05 23:24:50,235 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-12-05 23:24:50,235 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-12-05 23:24:50,235 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 23:24:50,235 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 23:24:50,235 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-12-05 23:24:50,236 WARN L203 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-12-05 23:24:50,321 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 23:24:50,322 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 23:24:50,635 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-12-05 23:24:50,635 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 23:24:50,755 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-05 23:24:50,756 INFO L312 CfgBuilder]: Removed 4 assume(true) statements. [2024-12-05 23:24:50,756 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 11:24:50 BoogieIcfgContainer [2024-12-05 23:24:50,756 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-05 23:24:50,757 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-05 23:24:50,757 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-05 23:24:50,767 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-05 23:24:50,767 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 11:24:50" (1/1) ... [2024-12-05 23:24:50,768 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:172) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:356) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-12-05 23:24:50,773 INFO L158 Benchmark]: Toolchain (without parser) took 906.68ms. Allocated memory is still 92.3MB. Free memory was 69.7MB in the beginning and 48.9MB in the end (delta: 20.8MB). Peak memory consumption was 20.4MB. Max. memory is 16.1GB. [2024-12-05 23:24:50,773 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 83.9MB. Free memory is still 48.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 23:24:50,774 INFO L158 Benchmark]: CACSL2BoogieTranslator took 240.43ms. Allocated memory is still 92.3MB. Free memory was 69.5MB in the beginning and 57.2MB in the end (delta: 12.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-05 23:24:50,774 INFO L158 Benchmark]: Boogie Procedure Inliner took 35.52ms. Allocated memory is still 92.3MB. Free memory was 57.2MB in the beginning and 55.5MB in the end (delta: 1.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-05 23:24:50,774 INFO L158 Benchmark]: Boogie Preprocessor took 27.58ms. Allocated memory is still 92.3MB. Free memory was 55.5MB in the beginning and 54.1MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 23:24:50,775 INFO L158 Benchmark]: RCFGBuilder took 584.08ms. Allocated memory is still 92.3MB. Free memory was 54.1MB in the beginning and 50.3MB in the end (delta: 3.8MB). Peak memory consumption was 12.0MB. Max. memory is 16.1GB. [2024-12-05 23:24:50,775 INFO L158 Benchmark]: CodeCheck took 14.33ms. Allocated memory is still 92.3MB. Free memory was 50.0MB in the beginning and 48.9MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 23:24:50,777 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Concurrent programs are currently unsupported: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:172) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 83.9MB. Free memory is still 48.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 240.43ms. Allocated memory is still 92.3MB. Free memory was 69.5MB in the beginning and 57.2MB in the end (delta: 12.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 35.52ms. Allocated memory is still 92.3MB. Free memory was 57.2MB in the beginning and 55.5MB in the end (delta: 1.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 27.58ms. Allocated memory is still 92.3MB. Free memory was 55.5MB in the beginning and 54.1MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 584.08ms. Allocated memory is still 92.3MB. Free memory was 54.1MB in the beginning and 50.3MB in the end (delta: 3.8MB). Peak memory consumption was 12.0MB. Max. memory is 16.1GB. * CodeCheck took 14.33ms. Allocated memory is still 92.3MB. Free memory was 50.0MB in the beginning and 48.9MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-05 23:24:50,795 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdf3a996-675d-4479-b837-53530d48e88b/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported