./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 a0165632 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47fbdae9-e167-4a5f-9f32-682fa2b7e223/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47fbdae9-e167-4a5f-9f32-682fa2b7e223/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47fbdae9-e167-4a5f-9f32-682fa2b7e223/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47fbdae9-e167-4a5f-9f32-682fa2b7e223/bin/ukojak-verify-ImItNfHLgk/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_47fbdae9-e167-4a5f-9f32-682fa2b7e223/bin/ukojak-verify-ImItNfHLgk/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47fbdae9-e167-4a5f-9f32-682fa2b7e223/bin/ukojak-verify-ImItNfHLgk --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 0.2.5-dev-a016563 [2024-11-08 23:19:06,989 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 23:19:07,060 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47fbdae9-e167-4a5f-9f32-682fa2b7e223/bin/ukojak-verify-ImItNfHLgk/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2024-11-08 23:19:07,064 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 23:19:07,065 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 23:19:07,088 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 23:19:07,089 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 23:19:07,090 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 23:19:07,090 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 23:19:07,091 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 23:19:07,091 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 23:19:07,092 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 23:19:07,093 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 23:19:07,093 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2024-11-08 23:19:07,094 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2024-11-08 23:19:07,094 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2024-11-08 23:19:07,095 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 23:19:07,095 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 23:19:07,096 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 23:19:07,096 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 23:19:07,097 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 23:19:07,097 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 23:19:07,098 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 23:19:07,098 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 23:19:07,099 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 23:19:07,099 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:19:07,100 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 23:19:07,100 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 23:19:07,101 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 23:19:07,101 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 23:19:07,102 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47fbdae9-e167-4a5f-9f32-682fa2b7e223/bin/ukojak-verify-ImItNfHLgk/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47fbdae9-e167-4a5f-9f32-682fa2b7e223/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d2a575889db2e07e0d6a3fd2f8635ba39d2afc2713d706bcd4d4aaa862bed792 [2024-11-08 23:19:07,380 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 23:19:07,417 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 23:19:07,420 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 23:19:07,422 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 23:19:07,423 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 23:19:07,424 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47fbdae9-e167-4a5f-9f32-682fa2b7e223/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/weaver/popl20-send-receive-alt.wvr.c Unable to find full path for "g++" [2024-11-08 23:19:09,562 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 23:19:09,746 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 23:19:09,747 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47fbdae9-e167-4a5f-9f32-682fa2b7e223/sv-benchmarks/c/weaver/popl20-send-receive-alt.wvr.c [2024-11-08 23:19:09,756 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47fbdae9-e167-4a5f-9f32-682fa2b7e223/bin/ukojak-verify-ImItNfHLgk/data/b04c5281e/ee5e4f20d4f049ef8b59d882b3bb4733/FLAG15f9abda6 [2024-11-08 23:19:09,772 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47fbdae9-e167-4a5f-9f32-682fa2b7e223/bin/ukojak-verify-ImItNfHLgk/data/b04c5281e/ee5e4f20d4f049ef8b59d882b3bb4733 [2024-11-08 23:19:09,775 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 23:19:09,776 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 23:19:09,778 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 23:19:09,778 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 23:19:09,784 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 23:19:09,785 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:19:09" (1/1) ... [2024-11-08 23:19:09,786 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@349b7792 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:19:09, skipping insertion in model container [2024-11-08 23:19:09,786 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:19:09" (1/1) ... [2024-11-08 23:19:09,822 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:19:10,033 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:19:10,043 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 23:19:10,068 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:19:10,086 INFO L204 MainTranslator]: Completed translation [2024-11-08 23:19:10,086 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:19:10 WrapperNode [2024-11-08 23:19:10,087 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 23:19:10,088 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 23:19:10,088 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 23:19:10,088 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 23:19:10,096 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:19:10" (1/1) ... [2024-11-08 23:19:10,105 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:19:10" (1/1) ... [2024-11-08 23:19:10,130 INFO L138 Inliner]: procedures = 23, calls = 28, calls flagged for inlining = 11, calls inlined = 11, statements flattened = 138 [2024-11-08 23:19:10,131 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 23:19:10,132 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 23:19:10,132 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 23:19:10,132 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 23:19:10,142 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:19:10" (1/1) ... [2024-11-08 23:19:10,143 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:19:10" (1/1) ... [2024-11-08 23:19:10,146 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:19:10" (1/1) ... [2024-11-08 23:19:10,146 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:19:10" (1/1) ... [2024-11-08 23:19:10,153 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:19:10" (1/1) ... [2024-11-08 23:19:10,157 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:19:10" (1/1) ... [2024-11-08 23:19:10,159 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:19:10" (1/1) ... [2024-11-08 23:19:10,160 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:19:10" (1/1) ... [2024-11-08 23:19:10,163 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 23:19:10,164 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 23:19:10,165 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 23:19:10,165 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 23:19:10,166 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:19:10" (1/1) ... [2024-11-08 23:19:10,172 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:19:10,185 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47fbdae9-e167-4a5f-9f32-682fa2b7e223/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 23:19:10,209 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47fbdae9-e167-4a5f-9f32-682fa2b7e223/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 23:19:10,216 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47fbdae9-e167-4a5f-9f32-682fa2b7e223/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 23:19:10,243 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 23:19:10,243 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-11-08 23:19:10,244 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-11-08 23:19:10,244 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-11-08 23:19:10,244 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-11-08 23:19:10,244 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 23:19:10,244 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-08 23:19:10,245 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-08 23:19:10,245 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-08 23:19:10,246 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-08 23:19:10,246 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 23:19:10,246 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 23:19:10,246 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-08 23:19:10,248 WARN L207 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-08 23:19:10,353 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 23:19:10,355 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 23:19:10,716 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-08 23:19:10,716 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 23:19:10,866 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 23:19:10,867 INFO L316 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-08 23:19:10,867 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:19:10 BoogieIcfgContainer [2024-11-08 23:19:10,868 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 23:19:10,868 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 23:19:10,869 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 23:19:10,884 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 23:19:10,884 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:19:10" (1/1) ... [2024-11-08 23:19:10,885 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) [2024-11-08 23:19:10,892 INFO L158 Benchmark]: Toolchain (without parser) took 1115.01ms. Allocated memory is still 157.3MB. Free memory was 118.5MB in the beginning and 116.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:19:10,893 INFO L158 Benchmark]: CDTParser took 0.83ms. Allocated memory is still 125.8MB. Free memory is still 66.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:19:10,894 INFO L158 Benchmark]: CACSL2BoogieTranslator took 309.13ms. Allocated memory is still 157.3MB. Free memory was 118.5MB in the beginning and 104.9MB in the end (delta: 13.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-08 23:19:10,895 INFO L158 Benchmark]: Boogie Procedure Inliner took 43.46ms. Allocated memory is still 157.3MB. Free memory was 104.9MB in the beginning and 102.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:19:10,895 INFO L158 Benchmark]: Boogie Preprocessor took 31.88ms. Allocated memory is still 157.3MB. Free memory was 102.8MB in the beginning and 101.7MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:19:10,896 INFO L158 Benchmark]: RCFGBuilder took 703.49ms. Allocated memory is still 157.3MB. Free memory was 101.2MB in the beginning and 117.5MB in the end (delta: -16.3MB). Peak memory consumption was 25.1MB. Max. memory is 16.1GB. [2024-11-08 23:19:10,898 INFO L158 Benchmark]: CodeCheck took 21.79ms. Allocated memory is still 157.3MB. Free memory was 117.5MB in the beginning and 116.3MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:19:10,902 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 0.83ms. Allocated memory is still 125.8MB. Free memory is still 66.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 309.13ms. Allocated memory is still 157.3MB. Free memory was 118.5MB in the beginning and 104.9MB in the end (delta: 13.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 43.46ms. Allocated memory is still 157.3MB. Free memory was 104.9MB in the beginning and 102.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 31.88ms. Allocated memory is still 157.3MB. Free memory was 102.8MB in the beginning and 101.7MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 703.49ms. Allocated memory is still 157.3MB. Free memory was 101.2MB in the beginning and 117.5MB in the end (delta: -16.3MB). Peak memory consumption was 25.1MB. Max. memory is 16.1GB. * CodeCheck took 21.79ms. Allocated memory is still 157.3MB. Free memory was 117.5MB in the beginning and 116.3MB 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. [2024-11-08 23:19:10,931 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47fbdae9-e167-4a5f-9f32-682fa2b7e223/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47fbdae9-e167-4a5f-9f32-682fa2b7e223/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47fbdae9-e167-4a5f-9f32-682fa2b7e223/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47fbdae9-e167-4a5f-9f32-682fa2b7e223/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47fbdae9-e167-4a5f-9f32-682fa2b7e223/bin/ukojak-verify-ImItNfHLgk/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_47fbdae9-e167-4a5f-9f32-682fa2b7e223/bin/ukojak-verify-ImItNfHLgk/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47fbdae9-e167-4a5f-9f32-682fa2b7e223/bin/ukojak-verify-ImItNfHLgk --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 0.2.5-dev-a016563 [2024-11-08 23:19:13,372 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 23:19:13,479 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47fbdae9-e167-4a5f-9f32-682fa2b7e223/bin/ukojak-verify-ImItNfHLgk/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2024-11-08 23:19:13,526 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 23:19:13,527 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 23:19:13,527 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 23:19:13,528 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 23:19:13,528 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 23:19:13,529 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 23:19:13,530 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 23:19:13,531 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 23:19:13,531 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2024-11-08 23:19:13,531 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2024-11-08 23:19:13,532 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2024-11-08 23:19:13,532 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 23:19:13,534 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 23:19:13,535 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 23:19:13,535 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 23:19:13,535 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 23:19:13,536 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 23:19:13,536 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 23:19:13,541 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 23:19:13,541 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 23:19:13,541 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 23:19:13,541 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 23:19:13,542 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 23:19:13,542 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-08 23:19:13,542 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 23:19:13,542 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:19:13,543 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 23:19:13,543 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 23:19:13,543 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-08 23:19:13,544 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 23:19:13,544 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-08 23:19:13,544 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47fbdae9-e167-4a5f-9f32-682fa2b7e223/bin/ukojak-verify-ImItNfHLgk/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47fbdae9-e167-4a5f-9f32-682fa2b7e223/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d2a575889db2e07e0d6a3fd2f8635ba39d2afc2713d706bcd4d4aaa862bed792 [2024-11-08 23:19:13,955 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 23:19:13,988 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 23:19:13,994 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 23:19:13,995 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 23:19:13,999 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 23:19:14,001 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47fbdae9-e167-4a5f-9f32-682fa2b7e223/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/weaver/popl20-send-receive-alt.wvr.c Unable to find full path for "g++" [2024-11-08 23:19:16,235 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 23:19:16,429 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 23:19:16,430 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47fbdae9-e167-4a5f-9f32-682fa2b7e223/sv-benchmarks/c/weaver/popl20-send-receive-alt.wvr.c [2024-11-08 23:19:16,437 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47fbdae9-e167-4a5f-9f32-682fa2b7e223/bin/ukojak-verify-ImItNfHLgk/data/ac928fc07/3ea3ae7f910940c9afb9ccff8a0116c9/FLAG00a02f7a0 [2024-11-08 23:19:16,808 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47fbdae9-e167-4a5f-9f32-682fa2b7e223/bin/ukojak-verify-ImItNfHLgk/data/ac928fc07/3ea3ae7f910940c9afb9ccff8a0116c9 [2024-11-08 23:19:16,810 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 23:19:16,812 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 23:19:16,816 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 23:19:16,816 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 23:19:16,821 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 23:19:16,822 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:19:16" (1/1) ... [2024-11-08 23:19:16,823 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@490461ce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:19:16, skipping insertion in model container [2024-11-08 23:19:16,824 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:19:16" (1/1) ... [2024-11-08 23:19:16,850 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:19:17,117 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-08 23:19:17,120 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:19:17,134 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 23:19:17,160 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:19:17,181 INFO L204 MainTranslator]: Completed translation [2024-11-08 23:19:17,181 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:19:17 WrapperNode [2024-11-08 23:19:17,181 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 23:19:17,183 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 23:19:17,183 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 23:19:17,183 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 23:19:17,190 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:19:17" (1/1) ... [2024-11-08 23:19:17,207 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:19:17" (1/1) ... [2024-11-08 23:19:17,246 INFO L138 Inliner]: procedures = 25, calls = 28, calls flagged for inlining = 11, calls inlined = 11, statements flattened = 135 [2024-11-08 23:19:17,247 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 23:19:17,248 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 23:19:17,250 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 23:19:17,250 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 23:19:17,259 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:19:17" (1/1) ... [2024-11-08 23:19:17,259 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:19:17" (1/1) ... [2024-11-08 23:19:17,262 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:19:17" (1/1) ... [2024-11-08 23:19:17,265 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:19:17" (1/1) ... [2024-11-08 23:19:17,276 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:19:17" (1/1) ... [2024-11-08 23:19:17,284 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:19:17" (1/1) ... [2024-11-08 23:19:17,289 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:19:17" (1/1) ... [2024-11-08 23:19:17,290 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:19:17" (1/1) ... [2024-11-08 23:19:17,297 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 23:19:17,298 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 23:19:17,298 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 23:19:17,298 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 23:19:17,302 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:19:17" (1/1) ... [2024-11-08 23:19:17,308 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:19:17,321 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47fbdae9-e167-4a5f-9f32-682fa2b7e223/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 23:19:17,334 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47fbdae9-e167-4a5f-9f32-682fa2b7e223/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 23:19:17,341 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47fbdae9-e167-4a5f-9f32-682fa2b7e223/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 23:19:17,372 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 23:19:17,372 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-11-08 23:19:17,372 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-11-08 23:19:17,373 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-11-08 23:19:17,373 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-11-08 23:19:17,374 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-08 23:19:17,374 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-08 23:19:17,375 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-08 23:19:17,375 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-08 23:19:17,375 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-11-08 23:19:17,375 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 23:19:17,375 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 23:19:17,376 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-11-08 23:19:17,377 WARN L207 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-08 23:19:17,535 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 23:19:17,537 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 23:19:17,947 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-08 23:19:17,947 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 23:19:18,149 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 23:19:18,152 INFO L316 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-08 23:19:18,152 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:19:18 BoogieIcfgContainer [2024-11-08 23:19:18,152 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 23:19:18,153 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 23:19:18,155 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 23:19:18,166 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 23:19:18,167 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:19:18" (1/1) ... [2024-11-08 23:19:18,167 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) [2024-11-08 23:19:18,172 INFO L158 Benchmark]: Toolchain (without parser) took 1358.60ms. Allocated memory was 88.1MB in the beginning and 123.7MB in the end (delta: 35.7MB). Free memory was 48.4MB in the beginning and 82.3MB in the end (delta: -33.9MB). Peak memory consumption was 4.0MB. Max. memory is 16.1GB. [2024-11-08 23:19:18,172 INFO L158 Benchmark]: CDTParser took 0.60ms. Allocated memory is still 88.1MB. Free memory is still 64.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:19:18,173 INFO L158 Benchmark]: CACSL2BoogieTranslator took 366.06ms. Allocated memory is still 88.1MB. Free memory was 48.2MB in the beginning and 58.8MB in the end (delta: -10.6MB). Peak memory consumption was 10.7MB. Max. memory is 16.1GB. [2024-11-08 23:19:18,174 INFO L158 Benchmark]: Boogie Procedure Inliner took 64.50ms. Allocated memory is still 88.1MB. Free memory was 58.8MB in the beginning and 56.8MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:19:18,174 INFO L158 Benchmark]: Boogie Preprocessor took 49.41ms. Allocated memory is still 88.1MB. Free memory was 56.8MB in the beginning and 55.1MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:19:18,175 INFO L158 Benchmark]: RCFGBuilder took 855.01ms. Allocated memory was 88.1MB in the beginning and 123.7MB in the end (delta: 35.7MB). Free memory was 55.1MB in the beginning and 83.5MB in the end (delta: -28.5MB). Peak memory consumption was 18.5MB. Max. memory is 16.1GB. [2024-11-08 23:19:18,176 INFO L158 Benchmark]: CodeCheck took 16.38ms. Allocated memory is still 123.7MB. Free memory was 83.3MB in the beginning and 82.3MB in the end (delta: 993.6kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:19:18,180 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 0.60ms. Allocated memory is still 88.1MB. Free memory is still 64.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 366.06ms. Allocated memory is still 88.1MB. Free memory was 48.2MB in the beginning and 58.8MB in the end (delta: -10.6MB). Peak memory consumption was 10.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 64.50ms. Allocated memory is still 88.1MB. Free memory was 58.8MB in the beginning and 56.8MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 49.41ms. Allocated memory is still 88.1MB. Free memory was 56.8MB in the beginning and 55.1MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 855.01ms. Allocated memory was 88.1MB in the beginning and 123.7MB in the end (delta: 35.7MB). Free memory was 55.1MB in the beginning and 83.5MB in the end (delta: -28.5MB). Peak memory consumption was 18.5MB. Max. memory is 16.1GB. * CodeCheck took 16.38ms. Allocated memory is still 123.7MB. Free memory was 83.3MB in the beginning and 82.3MB in the end (delta: 993.6kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-08 23:19:18,223 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47fbdae9-e167-4a5f-9f32-682fa2b7e223/bin/ukojak-verify-ImItNfHLgk/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