./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/weaver/bench-exp2x4.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b80a82b9-29e9-483e-ad09-183ca8c060c6/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b80a82b9-29e9-483e-ad09-183ca8c060c6/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b80a82b9-29e9-483e-ad09-183ca8c060c6/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b80a82b9-29e9-483e-ad09-183ca8c060c6/bin/ukojak-verify-Qdu7aM0XO9/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/weaver/bench-exp2x4.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b80a82b9-29e9-483e-ad09-183ca8c060c6/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b80a82b9-29e9-483e-ad09-183ca8c060c6/bin/ukojak-verify-Qdu7aM0XO9 --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 f64e270e7d8e8fe7bf3b7cd641a237e1a4059fd56c14ffbabdcef7751fd05704 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 22:08:47,785 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 22:08:47,872 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b80a82b9-29e9-483e-ad09-183ca8c060c6/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-12-02 22:08:47,876 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 22:08:47,877 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-02 22:08:47,899 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 22:08:47,901 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 22:08:47,901 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 22:08:47,902 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 22:08:47,902 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 22:08:47,903 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 22:08:47,903 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 22:08:47,904 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 22:08:47,904 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-12-02 22:08:47,905 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-12-02 22:08:47,905 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-12-02 22:08:47,906 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 22:08:47,906 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-02 22:08:47,907 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 22:08:47,907 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 22:08:47,908 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 22:08:47,909 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 22:08:47,909 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 22:08:47,910 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 22:08:47,910 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 22:08:47,910 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 22:08:47,911 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 22:08:47,911 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-02 22:08:47,912 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 22:08:47,912 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_b80a82b9-29e9-483e-ad09-183ca8c060c6/bin/ukojak-verify-Qdu7aM0XO9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b80a82b9-29e9-483e-ad09-183ca8c060c6/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f64e270e7d8e8fe7bf3b7cd641a237e1a4059fd56c14ffbabdcef7751fd05704 [2023-12-02 22:08:48,141 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 22:08:48,164 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 22:08:48,167 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 22:08:48,168 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 22:08:48,169 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 22:08:48,170 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b80a82b9-29e9-483e-ad09-183ca8c060c6/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/weaver/bench-exp2x4.wvr.c [2023-12-02 22:08:50,981 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 22:08:51,169 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 22:08:51,169 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b80a82b9-29e9-483e-ad09-183ca8c060c6/sv-benchmarks/c/weaver/bench-exp2x4.wvr.c [2023-12-02 22:08:51,178 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b80a82b9-29e9-483e-ad09-183ca8c060c6/bin/ukojak-verify-Qdu7aM0XO9/data/5a154e2b1/93e2b21d99c64c0e931d86f646e94a5d/FLAGb39fc634f [2023-12-02 22:08:51,195 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b80a82b9-29e9-483e-ad09-183ca8c060c6/bin/ukojak-verify-Qdu7aM0XO9/data/5a154e2b1/93e2b21d99c64c0e931d86f646e94a5d [2023-12-02 22:08:51,198 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 22:08:51,200 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 22:08:51,201 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 22:08:51,202 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 22:08:51,207 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 22:08:51,207 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 10:08:51" (1/1) ... [2023-12-02 22:08:51,209 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2dab54fb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:08:51, skipping insertion in model container [2023-12-02 22:08:51,209 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 10:08:51" (1/1) ... [2023-12-02 22:08:51,235 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 22:08:51,416 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 22:08:51,427 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 22:08:51,452 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 22:08:51,468 INFO L206 MainTranslator]: Completed translation [2023-12-02 22:08:51,468 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:08:51 WrapperNode [2023-12-02 22:08:51,468 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 22:08:51,469 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 22:08:51,469 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 22:08:51,470 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 22:08:51,477 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:08:51" (1/1) ... [2023-12-02 22:08:51,485 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:08:51" (1/1) ... [2023-12-02 22:08:51,508 INFO L138 Inliner]: procedures = 20, calls = 33, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 97 [2023-12-02 22:08:51,508 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 22:08:51,509 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 22:08:51,509 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 22:08:51,509 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 22:08:51,518 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:08:51" (1/1) ... [2023-12-02 22:08:51,519 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:08:51" (1/1) ... [2023-12-02 22:08:51,522 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:08:51" (1/1) ... [2023-12-02 22:08:51,522 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:08:51" (1/1) ... [2023-12-02 22:08:51,528 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:08:51" (1/1) ... [2023-12-02 22:08:51,532 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:08:51" (1/1) ... [2023-12-02 22:08:51,537 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:08:51" (1/1) ... [2023-12-02 22:08:51,538 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:08:51" (1/1) ... [2023-12-02 22:08:51,542 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 22:08:51,543 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 22:08:51,543 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 22:08:51,543 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 22:08:51,544 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:08:51" (1/1) ... [2023-12-02 22:08:51,548 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 22:08:51,560 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b80a82b9-29e9-483e-ad09-183ca8c060c6/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 22:08:51,573 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b80a82b9-29e9-483e-ad09-183ca8c060c6/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 22:08:51,575 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b80a82b9-29e9-483e-ad09-183ca8c060c6/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 22:08:51,604 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 22:08:51,604 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-12-02 22:08:51,604 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-12-02 22:08:51,604 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-12-02 22:08:51,604 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-12-02 22:08:51,604 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-12-02 22:08:51,604 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-12-02 22:08:51,605 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2023-12-02 22:08:51,605 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2023-12-02 22:08:51,605 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-02 22:08:51,605 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-02 22:08:51,605 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-02 22:08:51,605 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 22:08:51,605 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 22:08:51,605 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-12-02 22:08:51,605 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-02 22:08:51,607 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-12-02 22:08:51,704 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 22:08:51,706 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 22:08:51,978 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 22:08:51,992 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 22:08:51,992 INFO L309 CfgBuilder]: Removed 4 assume(true) statements. [2023-12-02 22:08:51,994 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:08:51 BoogieIcfgContainer [2023-12-02 22:08:51,994 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 22:08:51,995 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-02 22:08:51,996 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-02 22:08:52,006 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-02 22:08:52,006 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:08:51" (1/1) ... [2023-12-02 22:08:52,007 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:359) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-12-02 22:08:52,013 INFO L158 Benchmark]: Toolchain (without parser) took 812.46ms. Allocated memory is still 134.2MB. Free memory was 103.1MB in the beginning and 69.1MB in the end (delta: 34.0MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. [2023-12-02 22:08:52,014 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 102.8MB. Free memory is still 62.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 22:08:52,014 INFO L158 Benchmark]: CACSL2BoogieTranslator took 267.28ms. Allocated memory is still 134.2MB. Free memory was 102.8MB in the beginning and 91.5MB in the end (delta: 11.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-12-02 22:08:52,015 INFO L158 Benchmark]: Boogie Procedure Inliner took 39.01ms. Allocated memory is still 134.2MB. Free memory was 91.5MB in the beginning and 89.5MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 22:08:52,016 INFO L158 Benchmark]: Boogie Preprocessor took 32.99ms. Allocated memory is still 134.2MB. Free memory was 89.5MB in the beginning and 88.2MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 22:08:52,016 INFO L158 Benchmark]: RCFGBuilder took 451.93ms. Allocated memory is still 134.2MB. Free memory was 88.2MB in the beginning and 70.2MB in the end (delta: 18.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-12-02 22:08:52,017 INFO L158 Benchmark]: CodeCheck took 16.13ms. Allocated memory is still 134.2MB. Free memory was 70.2MB in the beginning and 69.1MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 22:08:52,020 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Concurrent programs are currently unsupported: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 102.8MB. Free memory is still 62.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 267.28ms. Allocated memory is still 134.2MB. Free memory was 102.8MB in the beginning and 91.5MB in the end (delta: 11.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 39.01ms. Allocated memory is still 134.2MB. Free memory was 91.5MB in the beginning and 89.5MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 32.99ms. Allocated memory is still 134.2MB. Free memory was 89.5MB in the beginning and 88.2MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 451.93ms. Allocated memory is still 134.2MB. Free memory was 88.2MB in the beginning and 70.2MB in the end (delta: 18.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 16.13ms. Allocated memory is still 134.2MB. Free memory was 70.2MB in the beginning and 69.1MB 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. [2023-12-02 22:08:52,044 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b80a82b9-29e9-483e-ad09-183ca8c060c6/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b80a82b9-29e9-483e-ad09-183ca8c060c6/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b80a82b9-29e9-483e-ad09-183ca8c060c6/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b80a82b9-29e9-483e-ad09-183ca8c060c6/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b80a82b9-29e9-483e-ad09-183ca8c060c6/bin/ukojak-verify-Qdu7aM0XO9/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/weaver/bench-exp2x4.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b80a82b9-29e9-483e-ad09-183ca8c060c6/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b80a82b9-29e9-483e-ad09-183ca8c060c6/bin/ukojak-verify-Qdu7aM0XO9 --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 f64e270e7d8e8fe7bf3b7cd641a237e1a4059fd56c14ffbabdcef7751fd05704 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 22:08:54,135 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 22:08:54,205 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b80a82b9-29e9-483e-ad09-183ca8c060c6/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2023-12-02 22:08:54,236 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 22:08:54,237 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 22:08:54,238 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 22:08:54,238 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 22:08:54,239 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 22:08:54,240 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 22:08:54,240 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 22:08:54,241 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 22:08:54,242 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-12-02 22:08:54,242 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-12-02 22:08:54,243 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-12-02 22:08:54,243 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 22:08:54,244 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-02 22:08:54,245 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-02 22:08:54,245 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-02 22:08:54,246 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-02 22:08:54,246 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 22:08:54,247 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 22:08:54,248 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 22:08:54,248 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 22:08:54,249 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 22:08:54,249 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 22:08:54,249 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-02 22:08:54,250 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 22:08:54,250 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 22:08:54,251 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 22:08:54,251 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 22:08:54,252 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-02 22:08:54,252 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 22:08:54,253 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-02 22:08:54,253 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 22:08:54,253 INFO L153 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b80a82b9-29e9-483e-ad09-183ca8c060c6/bin/ukojak-verify-Qdu7aM0XO9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b80a82b9-29e9-483e-ad09-183ca8c060c6/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f64e270e7d8e8fe7bf3b7cd641a237e1a4059fd56c14ffbabdcef7751fd05704 [2023-12-02 22:08:54,559 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 22:08:54,582 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 22:08:54,585 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 22:08:54,586 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 22:08:54,587 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 22:08:54,588 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b80a82b9-29e9-483e-ad09-183ca8c060c6/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/weaver/bench-exp2x4.wvr.c [2023-12-02 22:08:57,483 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 22:08:57,655 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 22:08:57,656 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b80a82b9-29e9-483e-ad09-183ca8c060c6/sv-benchmarks/c/weaver/bench-exp2x4.wvr.c [2023-12-02 22:08:57,663 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b80a82b9-29e9-483e-ad09-183ca8c060c6/bin/ukojak-verify-Qdu7aM0XO9/data/ffd5ba39f/8f5b3f4974c0430b8f7f109eb28a01d1/FLAG777ac65bd [2023-12-02 22:08:57,676 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b80a82b9-29e9-483e-ad09-183ca8c060c6/bin/ukojak-verify-Qdu7aM0XO9/data/ffd5ba39f/8f5b3f4974c0430b8f7f109eb28a01d1 [2023-12-02 22:08:57,678 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 22:08:57,679 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 22:08:57,680 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 22:08:57,681 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 22:08:57,684 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 22:08:57,685 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 10:08:57" (1/1) ... [2023-12-02 22:08:57,686 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6a849e0a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:08:57, skipping insertion in model container [2023-12-02 22:08:57,686 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 10:08:57" (1/1) ... [2023-12-02 22:08:57,709 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 22:08:57,870 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 22:08:57,885 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 22:08:57,909 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 22:08:57,926 INFO L206 MainTranslator]: Completed translation [2023-12-02 22:08:57,926 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:08:57 WrapperNode [2023-12-02 22:08:57,926 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 22:08:57,927 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 22:08:57,927 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 22:08:57,927 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 22:08:57,933 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:08:57" (1/1) ... [2023-12-02 22:08:57,943 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:08:57" (1/1) ... [2023-12-02 22:08:57,965 INFO L138 Inliner]: procedures = 22, calls = 33, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 97 [2023-12-02 22:08:57,965 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 22:08:57,966 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 22:08:57,966 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 22:08:57,966 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 22:08:57,974 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:08:57" (1/1) ... [2023-12-02 22:08:57,974 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:08:57" (1/1) ... [2023-12-02 22:08:57,977 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:08:57" (1/1) ... [2023-12-02 22:08:57,977 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:08:57" (1/1) ... [2023-12-02 22:08:57,986 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:08:57" (1/1) ... [2023-12-02 22:08:57,990 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:08:57" (1/1) ... [2023-12-02 22:08:57,993 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:08:57" (1/1) ... [2023-12-02 22:08:57,995 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:08:57" (1/1) ... [2023-12-02 22:08:57,998 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 22:08:58,000 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 22:08:58,000 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 22:08:58,000 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 22:08:58,017 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:08:57" (1/1) ... [2023-12-02 22:08:58,023 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 22:08:58,032 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b80a82b9-29e9-483e-ad09-183ca8c060c6/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 22:08:58,043 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b80a82b9-29e9-483e-ad09-183ca8c060c6/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 22:08:58,057 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b80a82b9-29e9-483e-ad09-183ca8c060c6/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 22:08:58,086 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 22:08:58,086 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-12-02 22:08:58,087 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-12-02 22:08:58,087 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-12-02 22:08:58,087 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-12-02 22:08:58,087 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-12-02 22:08:58,087 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-12-02 22:08:58,088 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-02 22:08:58,088 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2023-12-02 22:08:58,088 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2023-12-02 22:08:58,088 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-02 22:08:58,089 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-12-02 22:08:58,089 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 22:08:58,089 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 22:08:58,089 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-02 22:08:58,089 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-12-02 22:08:58,090 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-12-02 22:08:58,202 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 22:08:58,205 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 22:08:58,560 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 22:08:58,573 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 22:08:58,573 INFO L309 CfgBuilder]: Removed 4 assume(true) statements. [2023-12-02 22:08:58,575 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:08:58 BoogieIcfgContainer [2023-12-02 22:08:58,575 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 22:08:58,576 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-02 22:08:58,576 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-02 22:08:58,584 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-02 22:08:58,584 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:08:58" (1/1) ... [2023-12-02 22:08:58,585 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:359) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-12-02 22:08:58,589 INFO L158 Benchmark]: Toolchain (without parser) took 909.09ms. Allocated memory was 75.5MB in the beginning and 111.1MB in the end (delta: 35.7MB). Free memory was 47.4MB in the beginning and 70.0MB in the end (delta: -22.6MB). Peak memory consumption was 12.2MB. Max. memory is 16.1GB. [2023-12-02 22:08:58,590 INFO L158 Benchmark]: CDTParser took 0.38ms. Allocated memory is still 75.5MB. Free memory is still 52.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 22:08:58,591 INFO L158 Benchmark]: CACSL2BoogieTranslator took 246.08ms. Allocated memory is still 75.5MB. Free memory was 47.2MB in the beginning and 35.4MB in the end (delta: 11.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-12-02 22:08:58,591 INFO L158 Benchmark]: Boogie Procedure Inliner took 38.35ms. Allocated memory is still 75.5MB. Free memory was 35.2MB in the beginning and 33.5MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 22:08:58,592 INFO L158 Benchmark]: Boogie Preprocessor took 32.78ms. Allocated memory is still 75.5MB. Free memory was 33.5MB in the beginning and 31.8MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 22:08:58,593 INFO L158 Benchmark]: RCFGBuilder took 575.40ms. Allocated memory was 75.5MB in the beginning and 111.1MB in the end (delta: 35.7MB). Free memory was 31.8MB in the beginning and 70.8MB in the end (delta: -39.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-12-02 22:08:58,594 INFO L158 Benchmark]: CodeCheck took 11.80ms. Allocated memory is still 111.1MB. Free memory was 70.8MB in the beginning and 70.0MB in the end (delta: 795.4kB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 22:08:58,597 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Concurrent programs are currently unsupported: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38ms. Allocated memory is still 75.5MB. Free memory is still 52.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 246.08ms. Allocated memory is still 75.5MB. Free memory was 47.2MB in the beginning and 35.4MB in the end (delta: 11.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 38.35ms. Allocated memory is still 75.5MB. Free memory was 35.2MB in the beginning and 33.5MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 32.78ms. Allocated memory is still 75.5MB. Free memory was 33.5MB in the beginning and 31.8MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 575.40ms. Allocated memory was 75.5MB in the beginning and 111.1MB in the end (delta: 35.7MB). Free memory was 31.8MB in the beginning and 70.8MB in the end (delta: -39.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * CodeCheck took 11.80ms. Allocated memory is still 111.1MB. Free memory was 70.8MB in the beginning and 70.0MB in the end (delta: 795.4kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-02 22:08:58,615 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b80a82b9-29e9-483e-ad09-183ca8c060c6/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported