./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/weaver/popl20-send-receive-alt.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_343506a0-ada3-477c-ae6f-3fc1b113daf7/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_343506a0-ada3-477c-ae6f-3fc1b113daf7/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_343506a0-ada3-477c-ae6f-3fc1b113daf7/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_343506a0-ada3-477c-ae6f-3fc1b113daf7/bin/ukojak-verify-ENZ3QT5qd3/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/weaver/popl20-send-receive-alt.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_343506a0-ada3-477c-ae6f-3fc1b113daf7/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_343506a0-ada3-477c-ae6f-3fc1b113daf7/bin/ukojak-verify-ENZ3QT5qd3 --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 d2a575889db2e07e0d6a3fd2f8635ba39d2afc2713d706bcd4d4aaa862bed792 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 01:57:54,035 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 01:57:54,150 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_343506a0-ada3-477c-ae6f-3fc1b113daf7/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2024-11-25 01:57:54,158 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-25 01:57:54,161 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-25 01:57:54,199 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 01:57:54,201 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 01:57:54,201 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 01:57:54,202 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 01:57:54,202 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-25 01:57:54,203 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-25 01:57:54,204 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-25 01:57:54,204 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 01:57:54,204 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2024-11-25 01:57:54,205 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2024-11-25 01:57:54,205 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2024-11-25 01:57:54,205 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 01:57:54,205 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-25 01:57:54,205 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-25 01:57:54,205 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 01:57:54,205 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 01:57:54,205 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 01:57:54,205 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 01:57:54,205 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 01:57:54,206 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 01:57:54,206 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 01:57:54,206 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 01:57:54,206 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 01:57:54,206 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-25 01:57:54,206 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-25 01:57:54,206 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_343506a0-ada3-477c-ae6f-3fc1b113daf7/bin/ukojak-verify-ENZ3QT5qd3 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 -> d2a575889db2e07e0d6a3fd2f8635ba39d2afc2713d706bcd4d4aaa862bed792 [2024-11-25 01:57:54,597 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 01:57:54,612 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 01:57:54,618 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 01:57:54,619 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 01:57:54,620 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 01:57:54,622 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_343506a0-ada3-477c-ae6f-3fc1b113daf7/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/weaver/popl20-send-receive-alt.wvr.c [2024-11-25 01:57:57,894 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_343506a0-ada3-477c-ae6f-3fc1b113daf7/bin/ukojak-verify-ENZ3QT5qd3/data/7bc42ad5e/c5d5419081014819950f2f05c350f0ab/FLAG6eb137801 [2024-11-25 01:57:58,171 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 01:57:58,174 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_343506a0-ada3-477c-ae6f-3fc1b113daf7/sv-benchmarks/c/weaver/popl20-send-receive-alt.wvr.c [2024-11-25 01:57:58,182 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_343506a0-ada3-477c-ae6f-3fc1b113daf7/bin/ukojak-verify-ENZ3QT5qd3/data/7bc42ad5e/c5d5419081014819950f2f05c350f0ab/FLAG6eb137801 [2024-11-25 01:57:58,494 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_343506a0-ada3-477c-ae6f-3fc1b113daf7/bin/ukojak-verify-ENZ3QT5qd3/data/7bc42ad5e/c5d5419081014819950f2f05c350f0ab [2024-11-25 01:57:58,497 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 01:57:58,501 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 01:57:58,504 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 01:57:58,504 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 01:57:58,513 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 01:57:58,517 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 01:57:58" (1/1) ... [2024-11-25 01:57:58,520 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5a44f1bd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 01:57:58, skipping insertion in model container [2024-11-25 01:57:58,520 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 01:57:58" (1/1) ... [2024-11-25 01:57:58,558 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 01:57:58,823 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 01:57:58,833 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 01:57:58,866 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 01:57:58,886 INFO L204 MainTranslator]: Completed translation [2024-11-25 01:57:58,886 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 01:57:58 WrapperNode [2024-11-25 01:57:58,886 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 01:57:58,887 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 01:57:58,888 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 01:57:58,888 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 01:57:58,895 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 01:57:58" (1/1) ... [2024-11-25 01:57:58,907 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 01:57:58" (1/1) ... [2024-11-25 01:57:58,945 INFO L138 Inliner]: procedures = 23, calls = 28, calls flagged for inlining = 11, calls inlined = 11, statements flattened = 138 [2024-11-25 01:57:58,947 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 01:57:58,947 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 01:57:58,947 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 01:57:58,948 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 01:57:58,955 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 01:57:58" (1/1) ... [2024-11-25 01:57:58,955 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 01:57:58" (1/1) ... [2024-11-25 01:57:58,958 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 01:57:58" (1/1) ... [2024-11-25 01:57:58,958 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 01:57:58" (1/1) ... [2024-11-25 01:57:58,971 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 01:57:58" (1/1) ... [2024-11-25 01:57:58,972 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 01:57:58" (1/1) ... [2024-11-25 01:57:58,983 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 01:57:58" (1/1) ... [2024-11-25 01:57:58,985 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 01:57:58" (1/1) ... [2024-11-25 01:57:58,986 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 01:57:58" (1/1) ... [2024-11-25 01:57:58,994 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 01:57:58,994 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 01:57:58,995 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 01:57:58,995 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 01:57:58,996 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 01:57:58" (1/1) ... [2024-11-25 01:57:59,007 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 01:57:59,026 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_343506a0-ada3-477c-ae6f-3fc1b113daf7/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 01:57:59,042 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_343506a0-ada3-477c-ae6f-3fc1b113daf7/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 01:57:59,046 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_343506a0-ada3-477c-ae6f-3fc1b113daf7/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 01:57:59,077 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 01:57:59,078 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-11-25 01:57:59,078 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-11-25 01:57:59,078 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-11-25 01:57:59,078 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-11-25 01:57:59,078 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-25 01:57:59,078 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-25 01:57:59,078 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-25 01:57:59,078 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-25 01:57:59,078 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-25 01:57:59,078 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 01:57:59,078 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 01:57:59,078 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-25 01:57:59,081 WARN L203 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-25 01:57:59,180 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 01:57:59,182 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 01:57:59,582 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-25 01:57:59,582 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 01:57:59,741 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 01:57:59,744 INFO L312 CfgBuilder]: Removed 3 assume(true) statements. [2024-11-25 01:57:59,744 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 01:57:59 BoogieIcfgContainer [2024-11-25 01:57:59,744 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 01:57:59,745 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 01:57:59,745 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 01:57:59,757 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 01:57:59,758 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 01:57:59" (1/1) ... [2024-11-25 01:57:59,759 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-25 01:57:59,766 INFO L158 Benchmark]: Toolchain (without parser) took 1263.68ms. Allocated memory is still 117.4MB. Free memory was 91.9MB in the beginning and 49.9MB in the end (delta: 42.0MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2024-11-25 01:57:59,766 INFO L158 Benchmark]: CDTParser took 1.65ms. Allocated memory is still 117.4MB. Free memory is still 72.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 01:57:59,767 INFO L158 Benchmark]: CACSL2BoogieTranslator took 383.01ms. Allocated memory is still 117.4MB. Free memory was 91.7MB in the beginning and 79.7MB in the end (delta: 12.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-25 01:57:59,767 INFO L158 Benchmark]: Boogie Procedure Inliner took 59.30ms. Allocated memory is still 117.4MB. Free memory was 79.7MB in the beginning and 78.1MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 01:57:59,767 INFO L158 Benchmark]: Boogie Preprocessor took 46.39ms. Allocated memory is still 117.4MB. Free memory was 78.1MB in the beginning and 76.8MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 01:57:59,768 INFO L158 Benchmark]: RCFGBuilder took 750.02ms. Allocated memory is still 117.4MB. Free memory was 76.8MB in the beginning and 51.2MB in the end (delta: 25.5MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-25 01:57:59,768 INFO L158 Benchmark]: CodeCheck took 18.65ms. Allocated memory is still 117.4MB. Free memory was 51.0MB in the beginning and 49.9MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 01:57:59,771 INFO L338 ainManager$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 1.65ms. Allocated memory is still 117.4MB. Free memory is still 72.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 383.01ms. Allocated memory is still 117.4MB. Free memory was 91.7MB in the beginning and 79.7MB in the end (delta: 12.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 59.30ms. Allocated memory is still 117.4MB. Free memory was 79.7MB in the beginning and 78.1MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 46.39ms. Allocated memory is still 117.4MB. Free memory was 78.1MB in the beginning and 76.8MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 750.02ms. Allocated memory is still 117.4MB. Free memory was 76.8MB in the beginning and 51.2MB in the end (delta: 25.5MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * CodeCheck took 18.65ms. Allocated memory is still 117.4MB. Free memory was 51.0MB in the beginning and 49.9MB 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. [2024-11-25 01:57:59,793 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_343506a0-ada3-477c-ae6f-3fc1b113daf7/bin/ukojak-verify-ENZ3QT5qd3/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/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_343506a0-ada3-477c-ae6f-3fc1b113daf7/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_343506a0-ada3-477c-ae6f-3fc1b113daf7/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_343506a0-ada3-477c-ae6f-3fc1b113daf7/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_343506a0-ada3-477c-ae6f-3fc1b113daf7/bin/ukojak-verify-ENZ3QT5qd3/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/weaver/popl20-send-receive-alt.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_343506a0-ada3-477c-ae6f-3fc1b113daf7/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_343506a0-ada3-477c-ae6f-3fc1b113daf7/bin/ukojak-verify-ENZ3QT5qd3 --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 d2a575889db2e07e0d6a3fd2f8635ba39d2afc2713d706bcd4d4aaa862bed792 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 01:58:02,618 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 01:58:02,759 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_343506a0-ada3-477c-ae6f-3fc1b113daf7/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2024-11-25 01:58:02,792 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 01:58:02,794 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 01:58:02,794 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 01:58:02,794 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 01:58:02,794 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-25 01:58:02,794 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-25 01:58:02,795 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-25 01:58:02,795 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 01:58:02,795 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2024-11-25 01:58:02,795 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2024-11-25 01:58:02,795 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2024-11-25 01:58:02,795 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 01:58:02,795 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-25 01:58:02,796 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-25 01:58:02,796 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-25 01:58:02,796 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-25 01:58:02,796 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-25 01:58:02,796 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 01:58:02,796 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 01:58:02,796 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 01:58:02,796 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 01:58:02,797 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 01:58:02,797 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 01:58:02,797 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-25 01:58:02,797 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 01:58:02,797 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 01:58:02,797 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 01:58:02,797 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 01:58:02,797 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-25 01:58:02,797 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 01:58:02,798 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-25 01:58:02,798 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_343506a0-ada3-477c-ae6f-3fc1b113daf7/bin/ukojak-verify-ENZ3QT5qd3 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 -> d2a575889db2e07e0d6a3fd2f8635ba39d2afc2713d706bcd4d4aaa862bed792 [2024-11-25 01:58:03,210 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 01:58:03,221 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 01:58:03,223 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 01:58:03,225 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 01:58:03,226 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 01:58:03,227 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_343506a0-ada3-477c-ae6f-3fc1b113daf7/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/weaver/popl20-send-receive-alt.wvr.c [2024-11-25 01:58:06,381 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_343506a0-ada3-477c-ae6f-3fc1b113daf7/bin/ukojak-verify-ENZ3QT5qd3/data/bcc37fa10/6ac0aa4bca4e4628855f2463ae8f7d69/FLAG95d3e60d1 [2024-11-25 01:58:06,743 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 01:58:06,744 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_343506a0-ada3-477c-ae6f-3fc1b113daf7/sv-benchmarks/c/weaver/popl20-send-receive-alt.wvr.c [2024-11-25 01:58:06,758 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_343506a0-ada3-477c-ae6f-3fc1b113daf7/bin/ukojak-verify-ENZ3QT5qd3/data/bcc37fa10/6ac0aa4bca4e4628855f2463ae8f7d69/FLAG95d3e60d1 [2024-11-25 01:58:06,789 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_343506a0-ada3-477c-ae6f-3fc1b113daf7/bin/ukojak-verify-ENZ3QT5qd3/data/bcc37fa10/6ac0aa4bca4e4628855f2463ae8f7d69 [2024-11-25 01:58:06,792 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 01:58:06,796 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 01:58:06,798 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 01:58:06,798 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 01:58:06,805 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 01:58:06,806 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 01:58:06" (1/1) ... [2024-11-25 01:58:06,807 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@530761dd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 01:58:06, skipping insertion in model container [2024-11-25 01:58:06,808 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 01:58:06" (1/1) ... [2024-11-25 01:58:06,836 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 01:58:07,123 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-25 01:58:07,130 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 01:58:07,158 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 01:58:07,203 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 01:58:07,229 INFO L204 MainTranslator]: Completed translation [2024-11-25 01:58:07,230 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 01:58:07 WrapperNode [2024-11-25 01:58:07,231 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 01:58:07,232 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 01:58:07,232 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 01:58:07,233 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 01:58:07,244 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 01:58:07" (1/1) ... [2024-11-25 01:58:07,255 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 01:58:07" (1/1) ... [2024-11-25 01:58:07,292 INFO L138 Inliner]: procedures = 25, calls = 28, calls flagged for inlining = 11, calls inlined = 11, statements flattened = 135 [2024-11-25 01:58:07,293 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 01:58:07,293 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 01:58:07,294 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 01:58:07,294 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 01:58:07,303 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 01:58:07" (1/1) ... [2024-11-25 01:58:07,303 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 01:58:07" (1/1) ... [2024-11-25 01:58:07,310 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 01:58:07" (1/1) ... [2024-11-25 01:58:07,313 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 01:58:07" (1/1) ... [2024-11-25 01:58:07,322 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 01:58:07" (1/1) ... [2024-11-25 01:58:07,324 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 01:58:07" (1/1) ... [2024-11-25 01:58:07,328 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 01:58:07" (1/1) ... [2024-11-25 01:58:07,330 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 01:58:07" (1/1) ... [2024-11-25 01:58:07,331 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 01:58:07" (1/1) ... [2024-11-25 01:58:07,334 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 01:58:07,335 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 01:58:07,335 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 01:58:07,335 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 01:58:07,336 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 01:58:07" (1/1) ... [2024-11-25 01:58:07,343 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 01:58:07,362 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_343506a0-ada3-477c-ae6f-3fc1b113daf7/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 01:58:07,379 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_343506a0-ada3-477c-ae6f-3fc1b113daf7/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 01:58:07,385 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_343506a0-ada3-477c-ae6f-3fc1b113daf7/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 01:58:07,422 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 01:58:07,422 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-11-25 01:58:07,422 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-11-25 01:58:07,423 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-11-25 01:58:07,424 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-11-25 01:58:07,424 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-25 01:58:07,424 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-25 01:58:07,426 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-25 01:58:07,426 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-25 01:58:07,426 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-11-25 01:58:07,427 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 01:58:07,427 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 01:58:07,427 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-11-25 01:58:07,429 WARN L203 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-25 01:58:07,573 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 01:58:07,575 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 01:58:08,087 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-25 01:58:08,087 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 01:58:08,328 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 01:58:08,329 INFO L312 CfgBuilder]: Removed 3 assume(true) statements. [2024-11-25 01:58:08,329 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 01:58:08 BoogieIcfgContainer [2024-11-25 01:58:08,329 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 01:58:08,330 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 01:58:08,330 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 01:58:08,342 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 01:58:08,342 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 01:58:08" (1/1) ... [2024-11-25 01:58:08,344 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-25 01:58:08,349 INFO L158 Benchmark]: Toolchain (without parser) took 1553.82ms. Allocated memory is still 117.4MB. Free memory was 92.9MB in the beginning and 89.5MB in the end (delta: 3.4MB). Peak memory consumption was 3.7MB. Max. memory is 16.1GB. [2024-11-25 01:58:08,350 INFO L158 Benchmark]: CDTParser took 0.58ms. Allocated memory is still 83.9MB. Free memory is still 64.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 01:58:08,350 INFO L158 Benchmark]: CACSL2BoogieTranslator took 433.94ms. Allocated memory is still 117.4MB. Free memory was 92.9MB in the beginning and 80.5MB in the end (delta: 12.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 01:58:08,351 INFO L158 Benchmark]: Boogie Procedure Inliner took 60.67ms. Allocated memory is still 117.4MB. Free memory was 80.5MB in the beginning and 78.8MB in the end (delta: 1.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 01:58:08,351 INFO L158 Benchmark]: Boogie Preprocessor took 40.44ms. Allocated memory is still 117.4MB. Free memory was 78.8MB in the beginning and 77.3MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 01:58:08,351 INFO L158 Benchmark]: RCFGBuilder took 994.56ms. Allocated memory is still 117.4MB. Free memory was 77.3MB in the beginning and 90.4MB in the end (delta: -13.1MB). Peak memory consumption was 37.2MB. Max. memory is 16.1GB. [2024-11-25 01:58:08,352 INFO L158 Benchmark]: CodeCheck took 17.56ms. Allocated memory is still 117.4MB. Free memory was 90.4MB in the beginning and 89.5MB in the end (delta: 909.6kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 01:58:08,359 INFO L338 ainManager$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 0.58ms. Allocated memory is still 83.9MB. Free memory is still 64.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 433.94ms. Allocated memory is still 117.4MB. Free memory was 92.9MB in the beginning and 80.5MB in the end (delta: 12.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 60.67ms. Allocated memory is still 117.4MB. Free memory was 80.5MB in the beginning and 78.8MB in the end (delta: 1.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 40.44ms. Allocated memory is still 117.4MB. Free memory was 78.8MB in the beginning and 77.3MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 994.56ms. Allocated memory is still 117.4MB. Free memory was 77.3MB in the beginning and 90.4MB in the end (delta: -13.1MB). Peak memory consumption was 37.2MB. Max. memory is 16.1GB. * CodeCheck took 17.56ms. Allocated memory is still 117.4MB. Free memory was 90.4MB in the beginning and 89.5MB in the end (delta: 909.6kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-25 01:58:08,384 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_343506a0-ada3-477c-ae6f-3fc1b113daf7/bin/ukojak-verify-ENZ3QT5qd3/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