./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/weaver/parallel-bakery-2.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aba061e3-02f6-415e-8ef4-bccfa2f886df/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aba061e3-02f6-415e-8ef4-bccfa2f886df/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_aba061e3-02f6-415e-8ef4-bccfa2f886df/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aba061e3-02f6-415e-8ef4-bccfa2f886df/bin/ukojak-verify-Qdu7aM0XO9/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/weaver/parallel-bakery-2.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aba061e3-02f6-415e-8ef4-bccfa2f886df/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_aba061e3-02f6-415e-8ef4-bccfa2f886df/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 1cae81f1fa2e32e73e0569957bc583bbf3478ffc71be87871acb9920c44bcfd4 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 02:04:55,818 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 02:04:55,880 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aba061e3-02f6-415e-8ef4-bccfa2f886df/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-12-03 02:04:55,884 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 02:04:55,885 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 02:04:55,906 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 02:04:55,907 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 02:04:55,908 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 02:04:55,909 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 02:04:55,909 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 02:04:55,910 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 02:04:55,910 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 02:04:55,911 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 02:04:55,911 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-12-03 02:04:55,912 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-12-03 02:04:55,912 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-12-03 02:04:55,912 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 02:04:55,913 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-03 02:04:55,913 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 02:04:55,914 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 02:04:55,914 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 02:04:55,915 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 02:04:55,916 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 02:04:55,916 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 02:04:55,916 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 02:04:55,917 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 02:04:55,917 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 02:04:55,918 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 02:04:55,918 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 02:04:55,919 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_aba061e3-02f6-415e-8ef4-bccfa2f886df/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aba061e3-02f6-415e-8ef4-bccfa2f886df/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1cae81f1fa2e32e73e0569957bc583bbf3478ffc71be87871acb9920c44bcfd4 [2023-12-03 02:04:56,125 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 02:04:56,146 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 02:04:56,149 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 02:04:56,150 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 02:04:56,151 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 02:04:56,152 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aba061e3-02f6-415e-8ef4-bccfa2f886df/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/weaver/parallel-bakery-2.wvr.c [2023-12-03 02:04:58,940 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 02:04:59,104 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 02:04:59,105 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aba061e3-02f6-415e-8ef4-bccfa2f886df/sv-benchmarks/c/weaver/parallel-bakery-2.wvr.c [2023-12-03 02:04:59,112 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aba061e3-02f6-415e-8ef4-bccfa2f886df/bin/ukojak-verify-Qdu7aM0XO9/data/611b571cc/0067fec36ec749f9ac70e302b0615306/FLAG32987561a [2023-12-03 02:04:59,124 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aba061e3-02f6-415e-8ef4-bccfa2f886df/bin/ukojak-verify-Qdu7aM0XO9/data/611b571cc/0067fec36ec749f9ac70e302b0615306 [2023-12-03 02:04:59,126 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 02:04:59,127 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 02:04:59,128 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 02:04:59,128 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 02:04:59,132 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 02:04:59,132 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 02:04:59" (1/1) ... [2023-12-03 02:04:59,133 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@57acc611 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:04:59, skipping insertion in model container [2023-12-03 02:04:59,133 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 02:04:59" (1/1) ... [2023-12-03 02:04:59,156 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 02:04:59,297 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 02:04:59,308 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 02:04:59,335 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 02:04:59,343 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 02:04:59,343 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 02:04:59,349 INFO L206 MainTranslator]: Completed translation [2023-12-03 02:04:59,349 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:04:59 WrapperNode [2023-12-03 02:04:59,350 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 02:04:59,351 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 02:04:59,351 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 02:04:59,351 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 02:04:59,356 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:04:59" (1/1) ... [2023-12-03 02:04:59,365 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:04:59" (1/1) ... [2023-12-03 02:04:59,391 INFO L138 Inliner]: procedures = 21, calls = 61, calls flagged for inlining = 9, calls inlined = 9, statements flattened = 158 [2023-12-03 02:04:59,392 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 02:04:59,392 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 02:04:59,392 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 02:04:59,393 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 02:04:59,401 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:04:59" (1/1) ... [2023-12-03 02:04:59,402 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:04:59" (1/1) ... [2023-12-03 02:04:59,405 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:04:59" (1/1) ... [2023-12-03 02:04:59,405 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:04:59" (1/1) ... [2023-12-03 02:04:59,412 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:04:59" (1/1) ... [2023-12-03 02:04:59,414 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:04:59" (1/1) ... [2023-12-03 02:04:59,416 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:04:59" (1/1) ... [2023-12-03 02:04:59,418 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:04:59" (1/1) ... [2023-12-03 02:04:59,421 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 02:04:59,422 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 02:04:59,422 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 02:04:59,422 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 02:04:59,423 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:04:59" (1/1) ... [2023-12-03 02:04:59,429 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 02:04:59,441 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aba061e3-02f6-415e-8ef4-bccfa2f886df/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 02:04:59,453 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aba061e3-02f6-415e-8ef4-bccfa2f886df/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 02:04:59,456 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aba061e3-02f6-415e-8ef4-bccfa2f886df/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 02:04:59,486 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 02:04:59,486 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-12-03 02:04:59,486 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-12-03 02:04:59,486 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-12-03 02:04:59,486 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-12-03 02:04:59,487 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-03 02:04:59,487 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 02:04:59,487 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-03 02:04:59,487 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-12-03 02:04:59,487 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-12-03 02:04:59,487 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 02:04:59,488 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 02:04:59,488 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-12-03 02:04:59,488 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 02:04:59,489 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-12-03 02:04:59,576 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 02:04:59,578 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 02:04:59,808 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 02:04:59,894 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 02:04:59,895 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-12-03 02:04:59,896 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 02:04:59 BoogieIcfgContainer [2023-12-03 02:04:59,896 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 02:04:59,897 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 02:04:59,897 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 02:04:59,906 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 02:04:59,906 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 02:04:59" (1/1) ... [2023-12-03 02:04:59,907 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) [2023-12-03 02:04:59,911 INFO L158 Benchmark]: Toolchain (without parser) took 782.94ms. Allocated memory is still 138.4MB. Free memory was 98.1MB in the beginning and 105.5MB in the end (delta: -7.4MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 02:04:59,912 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 102.8MB. Free memory is still 52.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 02:04:59,912 INFO L158 Benchmark]: CACSL2BoogieTranslator took 221.68ms. Allocated memory is still 138.4MB. Free memory was 97.7MB in the beginning and 86.2MB in the end (delta: 11.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-12-03 02:04:59,913 INFO L158 Benchmark]: Boogie Procedure Inliner took 41.26ms. Allocated memory is still 138.4MB. Free memory was 86.2MB in the beginning and 84.3MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 02:04:59,913 INFO L158 Benchmark]: Boogie Preprocessor took 28.77ms. Allocated memory is still 138.4MB. Free memory was 84.3MB in the beginning and 82.6MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 02:04:59,914 INFO L158 Benchmark]: RCFGBuilder took 474.43ms. Allocated memory is still 138.4MB. Free memory was 82.6MB in the beginning and 107.0MB in the end (delta: -24.4MB). Peak memory consumption was 24.1MB. Max. memory is 16.1GB. [2023-12-03 02:04:59,915 INFO L158 Benchmark]: CodeCheck took 12.42ms. Allocated memory is still 138.4MB. Free memory was 106.7MB in the beginning and 105.5MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 02:04:59,918 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 102.8MB. Free memory is still 52.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 221.68ms. Allocated memory is still 138.4MB. Free memory was 97.7MB in the beginning and 86.2MB in the end (delta: 11.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 41.26ms. Allocated memory is still 138.4MB. Free memory was 86.2MB in the beginning and 84.3MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 28.77ms. Allocated memory is still 138.4MB. Free memory was 84.3MB in the beginning and 82.6MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 474.43ms. Allocated memory is still 138.4MB. Free memory was 82.6MB in the beginning and 107.0MB in the end (delta: -24.4MB). Peak memory consumption was 24.1MB. Max. memory is 16.1GB. * CodeCheck took 12.42ms. Allocated memory is still 138.4MB. Free memory was 106.7MB in the beginning and 105.5MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-03 02:04:59,936 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aba061e3-02f6-415e-8ef4-bccfa2f886df/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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aba061e3-02f6-415e-8ef4-bccfa2f886df/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aba061e3-02f6-415e-8ef4-bccfa2f886df/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_aba061e3-02f6-415e-8ef4-bccfa2f886df/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aba061e3-02f6-415e-8ef4-bccfa2f886df/bin/ukojak-verify-Qdu7aM0XO9/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/weaver/parallel-bakery-2.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aba061e3-02f6-415e-8ef4-bccfa2f886df/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_aba061e3-02f6-415e-8ef4-bccfa2f886df/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 1cae81f1fa2e32e73e0569957bc583bbf3478ffc71be87871acb9920c44bcfd4 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 02:05:01,771 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 02:05:01,836 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aba061e3-02f6-415e-8ef4-bccfa2f886df/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2023-12-03 02:05:01,877 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 02:05:01,878 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 02:05:01,879 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 02:05:01,879 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 02:05:01,880 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 02:05:01,880 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 02:05:01,881 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 02:05:01,881 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 02:05:01,882 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-12-03 02:05:01,882 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-12-03 02:05:01,883 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-12-03 02:05:01,883 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 02:05:01,884 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-03 02:05:01,884 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-03 02:05:01,885 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-03 02:05:01,885 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-03 02:05:01,886 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 02:05:01,886 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 02:05:01,887 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 02:05:01,887 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 02:05:01,888 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 02:05:01,888 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 02:05:01,889 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-03 02:05:01,889 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 02:05:01,889 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 02:05:01,890 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 02:05:01,890 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 02:05:01,891 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-03 02:05:01,891 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 02:05:01,891 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-03 02:05:01,892 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-03 02:05:01,892 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_aba061e3-02f6-415e-8ef4-bccfa2f886df/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aba061e3-02f6-415e-8ef4-bccfa2f886df/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1cae81f1fa2e32e73e0569957bc583bbf3478ffc71be87871acb9920c44bcfd4 [2023-12-03 02:05:02,211 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 02:05:02,231 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 02:05:02,234 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 02:05:02,235 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 02:05:02,236 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 02:05:02,237 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aba061e3-02f6-415e-8ef4-bccfa2f886df/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/weaver/parallel-bakery-2.wvr.c [2023-12-03 02:05:04,978 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 02:05:05,167 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 02:05:05,168 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aba061e3-02f6-415e-8ef4-bccfa2f886df/sv-benchmarks/c/weaver/parallel-bakery-2.wvr.c [2023-12-03 02:05:05,174 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aba061e3-02f6-415e-8ef4-bccfa2f886df/bin/ukojak-verify-Qdu7aM0XO9/data/97dac15c0/f87a0beb38d4455ca108700b6f41cec3/FLAG4174a4435 [2023-12-03 02:05:05,534 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aba061e3-02f6-415e-8ef4-bccfa2f886df/bin/ukojak-verify-Qdu7aM0XO9/data/97dac15c0/f87a0beb38d4455ca108700b6f41cec3 [2023-12-03 02:05:05,536 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 02:05:05,537 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 02:05:05,538 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 02:05:05,538 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 02:05:05,541 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 02:05:05,542 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 02:05:05" (1/1) ... [2023-12-03 02:05:05,542 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@64fbc5b6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:05:05, skipping insertion in model container [2023-12-03 02:05:05,542 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 02:05:05" (1/1) ... [2023-12-03 02:05:05,564 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 02:05:05,743 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 02:05:05,758 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 02:05:05,784 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 02:05:05,795 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 02:05:05,795 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 02:05:05,803 INFO L206 MainTranslator]: Completed translation [2023-12-03 02:05:05,803 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:05:05 WrapperNode [2023-12-03 02:05:05,803 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 02:05:05,804 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 02:05:05,805 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 02:05:05,805 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 02:05:05,812 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:05:05" (1/1) ... [2023-12-03 02:05:05,822 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:05:05" (1/1) ... [2023-12-03 02:05:05,847 INFO L138 Inliner]: procedures = 23, calls = 61, calls flagged for inlining = 9, calls inlined = 9, statements flattened = 153 [2023-12-03 02:05:05,847 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 02:05:05,848 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 02:05:05,848 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 02:05:05,848 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 02:05:05,857 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:05:05" (1/1) ... [2023-12-03 02:05:05,857 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:05:05" (1/1) ... [2023-12-03 02:05:05,862 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:05:05" (1/1) ... [2023-12-03 02:05:05,862 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:05:05" (1/1) ... [2023-12-03 02:05:05,870 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:05:05" (1/1) ... [2023-12-03 02:05:05,873 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:05:05" (1/1) ... [2023-12-03 02:05:05,875 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:05:05" (1/1) ... [2023-12-03 02:05:05,877 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:05:05" (1/1) ... [2023-12-03 02:05:05,880 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 02:05:05,881 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 02:05:05,882 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 02:05:05,882 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 02:05:05,883 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:05:05" (1/1) ... [2023-12-03 02:05:05,888 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 02:05:05,899 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aba061e3-02f6-415e-8ef4-bccfa2f886df/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 02:05:05,911 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aba061e3-02f6-415e-8ef4-bccfa2f886df/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 02:05:05,913 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aba061e3-02f6-415e-8ef4-bccfa2f886df/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 02:05:05,959 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 02:05:05,959 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-12-03 02:05:05,959 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-12-03 02:05:05,960 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-12-03 02:05:05,961 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-12-03 02:05:05,961 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-03 02:05:05,962 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 02:05:05,962 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-12-03 02:05:05,962 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-12-03 02:05:05,962 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-12-03 02:05:05,963 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 02:05:05,963 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 02:05:05,963 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 02:05:05,964 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-12-03 02:05:05,965 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-12-03 02:05:06,078 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 02:05:06,080 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 02:05:06,347 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 02:05:06,410 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 02:05:06,410 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-12-03 02:05:06,412 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 02:05:06 BoogieIcfgContainer [2023-12-03 02:05:06,412 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 02:05:06,413 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 02:05:06,413 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 02:05:06,420 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 02:05:06,421 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 02:05:06" (1/1) ... [2023-12-03 02:05:06,421 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) [2023-12-03 02:05:06,425 INFO L158 Benchmark]: Toolchain (without parser) took 887.55ms. Allocated memory was 71.3MB in the beginning and 96.5MB in the end (delta: 25.2MB). Free memory was 47.6MB in the beginning and 53.7MB in the end (delta: -6.1MB). Peak memory consumption was 18.6MB. Max. memory is 16.1GB. [2023-12-03 02:05:06,426 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 71.3MB. Free memory was 47.3MB in the beginning and 47.2MB in the end (delta: 98.0kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 02:05:06,427 INFO L158 Benchmark]: CACSL2BoogieTranslator took 265.95ms. Allocated memory is still 71.3MB. Free memory was 47.6MB in the beginning and 35.4MB in the end (delta: 12.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-12-03 02:05:06,427 INFO L158 Benchmark]: Boogie Procedure Inliner took 42.91ms. Allocated memory is still 71.3MB. Free memory was 35.2MB in the beginning and 33.3MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 02:05:06,428 INFO L158 Benchmark]: Boogie Preprocessor took 32.64ms. Allocated memory is still 71.3MB. Free memory was 33.3MB in the beginning and 31.8MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 02:05:06,429 INFO L158 Benchmark]: RCFGBuilder took 530.87ms. Allocated memory was 71.3MB in the beginning and 96.5MB in the end (delta: 25.2MB). Free memory was 31.8MB in the beginning and 54.3MB in the end (delta: -22.6MB). Peak memory consumption was 6.0MB. Max. memory is 16.1GB. [2023-12-03 02:05:06,430 INFO L158 Benchmark]: CodeCheck took 11.04ms. Allocated memory is still 96.5MB. Free memory was 54.3MB in the beginning and 53.7MB in the end (delta: 648.1kB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 02:05:06,434 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 0.36ms. Allocated memory is still 71.3MB. Free memory was 47.3MB in the beginning and 47.2MB in the end (delta: 98.0kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 265.95ms. Allocated memory is still 71.3MB. Free memory was 47.6MB in the beginning and 35.4MB in the end (delta: 12.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 42.91ms. Allocated memory is still 71.3MB. Free memory was 35.2MB in the beginning and 33.3MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 32.64ms. Allocated memory is still 71.3MB. Free memory was 33.3MB in the beginning and 31.8MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 530.87ms. Allocated memory was 71.3MB in the beginning and 96.5MB in the end (delta: 25.2MB). Free memory was 31.8MB in the beginning and 54.3MB in the end (delta: -22.6MB). Peak memory consumption was 6.0MB. Max. memory is 16.1GB. * CodeCheck took 11.04ms. Allocated memory is still 96.5MB. Free memory was 54.3MB in the beginning and 53.7MB in the end (delta: 648.1kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-03 02:05:06,453 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aba061e3-02f6-415e-8ef4-bccfa2f886df/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