./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/goblint-regression/28-race_reach_87-lists_racefree.i --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_abf0aa3a-ec6e-4caa-a410-b6be6ccd8ce6/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abf0aa3a-ec6e-4caa-a410-b6be6ccd8ce6/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_abf0aa3a-ec6e-4caa-a410-b6be6ccd8ce6/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abf0aa3a-ec6e-4caa-a410-b6be6ccd8ce6/bin/ukojak-verify-Qdu7aM0XO9/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/goblint-regression/28-race_reach_87-lists_racefree.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abf0aa3a-ec6e-4caa-a410-b6be6ccd8ce6/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_abf0aa3a-ec6e-4caa-a410-b6be6ccd8ce6/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 7be9b237ca4111a24c77c67cce26f31a788af03984af96dee7353f79c789c2c1 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 23:36:08,848 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 23:36:08,915 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abf0aa3a-ec6e-4caa-a410-b6be6ccd8ce6/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-12-02 23:36:08,919 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 23:36:08,920 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-02 23:36:08,942 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 23:36:08,943 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 23:36:08,944 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 23:36:08,944 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 23:36:08,945 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 23:36:08,945 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 23:36:08,946 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 23:36:08,946 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 23:36:08,947 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-12-02 23:36:08,947 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-12-02 23:36:08,948 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-12-02 23:36:08,948 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 23:36:08,949 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-02 23:36:08,949 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 23:36:08,950 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 23:36:08,950 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 23:36:08,952 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 23:36:08,952 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 23:36:08,953 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 23:36:08,953 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 23:36:08,953 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 23:36:08,954 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 23:36:08,954 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-02 23:36:08,955 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 23:36:08,955 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_abf0aa3a-ec6e-4caa-a410-b6be6ccd8ce6/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abf0aa3a-ec6e-4caa-a410-b6be6ccd8ce6/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7be9b237ca4111a24c77c67cce26f31a788af03984af96dee7353f79c789c2c1 [2023-12-02 23:36:09,181 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 23:36:09,201 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 23:36:09,204 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 23:36:09,205 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 23:36:09,205 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 23:36:09,207 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abf0aa3a-ec6e-4caa-a410-b6be6ccd8ce6/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/goblint-regression/28-race_reach_87-lists_racefree.i [2023-12-02 23:36:11,936 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 23:36:12,228 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 23:36:12,229 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abf0aa3a-ec6e-4caa-a410-b6be6ccd8ce6/sv-benchmarks/c/goblint-regression/28-race_reach_87-lists_racefree.i [2023-12-02 23:36:12,245 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abf0aa3a-ec6e-4caa-a410-b6be6ccd8ce6/bin/ukojak-verify-Qdu7aM0XO9/data/f202c4673/65a516c399354753bb1adb33ddd7afd9/FLAG4d30a7c81 [2023-12-02 23:36:12,261 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abf0aa3a-ec6e-4caa-a410-b6be6ccd8ce6/bin/ukojak-verify-Qdu7aM0XO9/data/f202c4673/65a516c399354753bb1adb33ddd7afd9 [2023-12-02 23:36:12,263 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 23:36:12,265 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 23:36:12,266 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 23:36:12,266 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 23:36:12,271 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 23:36:12,272 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 11:36:12" (1/1) ... [2023-12-02 23:36:12,273 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@e55423b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:36:12, skipping insertion in model container [2023-12-02 23:36:12,273 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 11:36:12" (1/1) ... [2023-12-02 23:36:12,339 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 23:36:12,760 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 23:36:12,823 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 23:36:12,871 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 23:36:12,924 INFO L206 MainTranslator]: Completed translation [2023-12-02 23:36:12,924 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:36:12 WrapperNode [2023-12-02 23:36:12,924 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 23:36:12,925 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 23:36:12,925 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 23:36:12,925 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 23:36:12,931 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:36:12" (1/1) ... [2023-12-02 23:36:12,948 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:36:12" (1/1) ... [2023-12-02 23:36:12,974 INFO L138 Inliner]: procedures = 279, calls = 69, calls flagged for inlining = 10, calls inlined = 10, statements flattened = 261 [2023-12-02 23:36:12,975 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 23:36:12,975 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 23:36:12,975 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 23:36:12,976 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 23:36:12,984 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:36:12" (1/1) ... [2023-12-02 23:36:12,984 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:36:12" (1/1) ... [2023-12-02 23:36:12,991 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:36:12" (1/1) ... [2023-12-02 23:36:12,991 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:36:12" (1/1) ... [2023-12-02 23:36:13,001 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:36:12" (1/1) ... [2023-12-02 23:36:13,005 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:36:12" (1/1) ... [2023-12-02 23:36:13,008 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:36:12" (1/1) ... [2023-12-02 23:36:13,009 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:36:12" (1/1) ... [2023-12-02 23:36:13,013 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 23:36:13,014 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 23:36:13,014 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 23:36:13,014 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 23:36:13,014 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:36:12" (1/1) ... [2023-12-02 23:36:13,018 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 23:36:13,031 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abf0aa3a-ec6e-4caa-a410-b6be6ccd8ce6/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 23:36:13,044 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abf0aa3a-ec6e-4caa-a410-b6be6ccd8ce6/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 23:36:13,050 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abf0aa3a-ec6e-4caa-a410-b6be6ccd8ce6/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 23:36:13,081 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-02 23:36:13,082 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-12-02 23:36:13,082 INFO L130 BoogieDeclarations]: Found specification of procedure t1_fun [2023-12-02 23:36:13,082 INFO L138 BoogieDeclarations]: Found implementation of procedure t1_fun [2023-12-02 23:36:13,082 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-02 23:36:13,082 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2023-12-02 23:36:13,083 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-12-02 23:36:13,083 INFO L130 BoogieDeclarations]: Found specification of procedure t2_fun [2023-12-02 23:36:13,083 INFO L138 BoogieDeclarations]: Found implementation of procedure t2_fun [2023-12-02 23:36:13,083 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-02 23:36:13,083 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-12-02 23:36:13,083 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-12-02 23:36:13,084 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 23:36:13,084 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-12-02 23:36:13,084 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-02 23:36:13,084 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 23:36:13,084 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 23:36:13,086 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 23:36:13,233 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 23:36:13,235 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 23:36:13,634 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 23:36:13,670 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 23:36:13,670 INFO L309 CfgBuilder]: Removed 16 assume(true) statements. [2023-12-02 23:36:13,672 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:36:13 BoogieIcfgContainer [2023-12-02 23:36:13,672 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 23:36:13,673 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-02 23:36:13,673 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-02 23:36:13,683 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-02 23:36:13,683 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:36:13" (1/1) ... [2023-12-02 23:36:13,684 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-12-02 23:36:13,688 INFO L158 Benchmark]: Toolchain (without parser) took 1422.03ms. Allocated memory is still 178.3MB. Free memory was 142.0MB in the beginning and 63.8MB in the end (delta: 78.2MB). Peak memory consumption was 77.6MB. Max. memory is 16.1GB. [2023-12-02 23:36:13,688 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 115.3MB. Free memory is still 62.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 23:36:13,689 INFO L158 Benchmark]: CACSL2BoogieTranslator took 658.08ms. Allocated memory is still 178.3MB. Free memory was 141.2MB in the beginning and 105.8MB in the end (delta: 35.4MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. [2023-12-02 23:36:13,689 INFO L158 Benchmark]: Boogie Procedure Inliner took 49.83ms. Allocated memory is still 178.3MB. Free memory was 105.8MB in the beginning and 102.4MB in the end (delta: 3.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-12-02 23:36:13,690 INFO L158 Benchmark]: Boogie Preprocessor took 37.78ms. Allocated memory is still 178.3MB. Free memory was 102.4MB in the beginning and 99.5MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 23:36:13,690 INFO L158 Benchmark]: RCFGBuilder took 658.49ms. Allocated memory is still 178.3MB. Free memory was 99.5MB in the beginning and 64.7MB in the end (delta: 34.8MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. [2023-12-02 23:36:13,691 INFO L158 Benchmark]: CodeCheck took 13.18ms. Allocated memory is still 178.3MB. Free memory was 64.7MB in the beginning and 63.8MB in the end (delta: 847.5kB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 23:36:13,694 INFO L338 ainManager$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 0.21ms. Allocated memory is still 115.3MB. Free memory is still 62.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 658.08ms. Allocated memory is still 178.3MB. Free memory was 141.2MB in the beginning and 105.8MB in the end (delta: 35.4MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 49.83ms. Allocated memory is still 178.3MB. Free memory was 105.8MB in the beginning and 102.4MB in the end (delta: 3.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 37.78ms. Allocated memory is still 178.3MB. Free memory was 102.4MB in the beginning and 99.5MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 658.49ms. Allocated memory is still 178.3MB. Free memory was 99.5MB in the beginning and 64.7MB in the end (delta: 34.8MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. * CodeCheck took 13.18ms. Allocated memory is still 178.3MB. Free memory was 64.7MB in the beginning and 63.8MB in the end (delta: 847.5kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-02 23:36:13,710 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abf0aa3a-ec6e-4caa-a410-b6be6ccd8ce6/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_abf0aa3a-ec6e-4caa-a410-b6be6ccd8ce6/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abf0aa3a-ec6e-4caa-a410-b6be6ccd8ce6/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_abf0aa3a-ec6e-4caa-a410-b6be6ccd8ce6/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abf0aa3a-ec6e-4caa-a410-b6be6ccd8ce6/bin/ukojak-verify-Qdu7aM0XO9/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/goblint-regression/28-race_reach_87-lists_racefree.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abf0aa3a-ec6e-4caa-a410-b6be6ccd8ce6/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_abf0aa3a-ec6e-4caa-a410-b6be6ccd8ce6/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 7be9b237ca4111a24c77c67cce26f31a788af03984af96dee7353f79c789c2c1 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 23:36:15,606 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 23:36:15,682 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abf0aa3a-ec6e-4caa-a410-b6be6ccd8ce6/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2023-12-02 23:36:15,713 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 23:36:15,714 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 23:36:15,715 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 23:36:15,715 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 23:36:15,716 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 23:36:15,716 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 23:36:15,717 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 23:36:15,717 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 23:36:15,718 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-12-02 23:36:15,718 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-12-02 23:36:15,719 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-12-02 23:36:15,719 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 23:36:15,720 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-02 23:36:15,721 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-02 23:36:15,721 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-02 23:36:15,722 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-02 23:36:15,722 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 23:36:15,723 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 23:36:15,723 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 23:36:15,724 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 23:36:15,724 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 23:36:15,725 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 23:36:15,725 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-02 23:36:15,726 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 23:36:15,726 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 23:36:15,727 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 23:36:15,727 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 23:36:15,727 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-02 23:36:15,728 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 23:36:15,728 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-02 23:36:15,728 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 23:36:15,729 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_abf0aa3a-ec6e-4caa-a410-b6be6ccd8ce6/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abf0aa3a-ec6e-4caa-a410-b6be6ccd8ce6/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7be9b237ca4111a24c77c67cce26f31a788af03984af96dee7353f79c789c2c1 [2023-12-02 23:36:16,006 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 23:36:16,024 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 23:36:16,027 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 23:36:16,028 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 23:36:16,029 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 23:36:16,030 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abf0aa3a-ec6e-4caa-a410-b6be6ccd8ce6/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/goblint-regression/28-race_reach_87-lists_racefree.i [2023-12-02 23:36:18,783 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 23:36:19,068 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 23:36:19,069 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abf0aa3a-ec6e-4caa-a410-b6be6ccd8ce6/sv-benchmarks/c/goblint-regression/28-race_reach_87-lists_racefree.i [2023-12-02 23:36:19,089 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abf0aa3a-ec6e-4caa-a410-b6be6ccd8ce6/bin/ukojak-verify-Qdu7aM0XO9/data/0f739b752/abdbbf5d5a5d401084d8d0a29c485149/FLAG30f55d89a [2023-12-02 23:36:19,103 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abf0aa3a-ec6e-4caa-a410-b6be6ccd8ce6/bin/ukojak-verify-Qdu7aM0XO9/data/0f739b752/abdbbf5d5a5d401084d8d0a29c485149 [2023-12-02 23:36:19,106 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 23:36:19,108 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 23:36:19,109 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 23:36:19,109 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 23:36:19,114 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 23:36:19,115 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 11:36:19" (1/1) ... [2023-12-02 23:36:19,116 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@694a5d2b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:36:19, skipping insertion in model container [2023-12-02 23:36:19,116 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 11:36:19" (1/1) ... [2023-12-02 23:36:19,176 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 23:36:19,674 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 23:36:19,742 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 23:36:19,792 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 23:36:19,889 INFO L206 MainTranslator]: Completed translation [2023-12-02 23:36:19,889 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:36:19 WrapperNode [2023-12-02 23:36:19,890 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 23:36:19,891 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 23:36:19,891 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 23:36:19,891 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 23:36:19,898 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:36:19" (1/1) ... [2023-12-02 23:36:19,921 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:36:19" (1/1) ... [2023-12-02 23:36:19,951 INFO L138 Inliner]: procedures = 283, calls = 69, calls flagged for inlining = 10, calls inlined = 10, statements flattened = 258 [2023-12-02 23:36:19,952 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 23:36:19,952 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 23:36:19,953 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 23:36:19,953 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 23:36:19,961 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:36:19" (1/1) ... [2023-12-02 23:36:19,962 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:36:19" (1/1) ... [2023-12-02 23:36:19,967 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:36:19" (1/1) ... [2023-12-02 23:36:19,967 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:36:19" (1/1) ... [2023-12-02 23:36:19,981 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:36:19" (1/1) ... [2023-12-02 23:36:19,986 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:36:19" (1/1) ... [2023-12-02 23:36:19,990 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:36:19" (1/1) ... [2023-12-02 23:36:19,992 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:36:19" (1/1) ... [2023-12-02 23:36:19,998 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 23:36:19,999 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 23:36:19,999 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 23:36:19,999 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 23:36:20,000 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:36:19" (1/1) ... [2023-12-02 23:36:20,006 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 23:36:20,017 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abf0aa3a-ec6e-4caa-a410-b6be6ccd8ce6/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 23:36:20,032 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abf0aa3a-ec6e-4caa-a410-b6be6ccd8ce6/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 23:36:20,046 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abf0aa3a-ec6e-4caa-a410-b6be6ccd8ce6/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 23:36:20,069 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-12-02 23:36:20,069 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-02 23:36:20,069 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-12-02 23:36:20,069 INFO L130 BoogieDeclarations]: Found specification of procedure t1_fun [2023-12-02 23:36:20,069 INFO L138 BoogieDeclarations]: Found implementation of procedure t1_fun [2023-12-02 23:36:20,069 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-02 23:36:20,070 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-12-02 23:36:20,070 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-02 23:36:20,070 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-12-02 23:36:20,070 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2023-12-02 23:36:20,070 INFO L130 BoogieDeclarations]: Found specification of procedure t2_fun [2023-12-02 23:36:20,071 INFO L138 BoogieDeclarations]: Found implementation of procedure t2_fun [2023-12-02 23:36:20,071 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-12-02 23:36:20,071 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-12-02 23:36:20,071 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 23:36:20,071 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-12-02 23:36:20,071 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 23:36:20,072 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 23:36:20,073 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 23:36:20,247 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 23:36:20,249 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 23:36:20,917 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 23:36:20,952 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 23:36:20,952 INFO L309 CfgBuilder]: Removed 16 assume(true) statements. [2023-12-02 23:36:20,954 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:36:20 BoogieIcfgContainer [2023-12-02 23:36:20,954 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 23:36:20,954 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-02 23:36:20,955 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-02 23:36:20,961 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-02 23:36:20,962 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:36:20" (1/1) ... [2023-12-02 23:36:20,962 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-12-02 23:36:20,965 INFO L158 Benchmark]: Toolchain (without parser) took 1857.47ms. Allocated memory is still 111.1MB. Free memory was 85.7MB in the beginning and 70.2MB in the end (delta: 15.5MB). Peak memory consumption was 16.2MB. Max. memory is 16.1GB. [2023-12-02 23:36:20,966 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 62.9MB. Free memory is still 39.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 23:36:20,967 INFO L158 Benchmark]: CACSL2BoogieTranslator took 780.89ms. Allocated memory is still 111.1MB. Free memory was 85.3MB in the beginning and 78.8MB in the end (delta: 6.5MB). Peak memory consumption was 39.9MB. Max. memory is 16.1GB. [2023-12-02 23:36:20,967 INFO L158 Benchmark]: Boogie Procedure Inliner took 61.23ms. Allocated memory is still 111.1MB. Free memory was 78.8MB in the beginning and 75.2MB in the end (delta: 3.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-12-02 23:36:20,968 INFO L158 Benchmark]: Boogie Preprocessor took 45.78ms. Allocated memory is still 111.1MB. Free memory was 75.2MB in the beginning and 72.5MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 23:36:20,968 INFO L158 Benchmark]: RCFGBuilder took 955.04ms. Allocated memory is still 111.1MB. Free memory was 72.5MB in the beginning and 71.0MB in the end (delta: 1.5MB). Peak memory consumption was 37.0MB. Max. memory is 16.1GB. [2023-12-02 23:36:20,969 INFO L158 Benchmark]: CodeCheck took 9.79ms. Allocated memory is still 111.1MB. Free memory was 71.0MB in the beginning and 70.2MB in the end (delta: 838.6kB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 23:36:20,972 INFO L338 ainManager$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 0.30ms. Allocated memory is still 62.9MB. Free memory is still 39.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 780.89ms. Allocated memory is still 111.1MB. Free memory was 85.3MB in the beginning and 78.8MB in the end (delta: 6.5MB). Peak memory consumption was 39.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 61.23ms. Allocated memory is still 111.1MB. Free memory was 78.8MB in the beginning and 75.2MB in the end (delta: 3.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 45.78ms. Allocated memory is still 111.1MB. Free memory was 75.2MB in the beginning and 72.5MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 955.04ms. Allocated memory is still 111.1MB. Free memory was 72.5MB in the beginning and 71.0MB in the end (delta: 1.5MB). Peak memory consumption was 37.0MB. Max. memory is 16.1GB. * CodeCheck took 9.79ms. Allocated memory is still 111.1MB. Free memory was 71.0MB in the beginning and 70.2MB in the end (delta: 838.6kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-02 23:36:20,990 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_abf0aa3a-ec6e-4caa-a410-b6be6ccd8ce6/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