./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/pthread-ext/25_stack-pthread.i --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_6de54be0-b317-4f71-b74b-9730bac906a7/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6de54be0-b317-4f71-b74b-9730bac906a7/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_6de54be0-b317-4f71-b74b-9730bac906a7/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6de54be0-b317-4f71-b74b-9730bac906a7/bin/ukojak-verify-Qdu7aM0XO9/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/pthread-ext/25_stack-pthread.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6de54be0-b317-4f71-b74b-9730bac906a7/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_6de54be0-b317-4f71-b74b-9730bac906a7/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 6ceb3f3e6275485c63fced12b91c17e53ff4ff51a32d000ec6d2fb8f40929150 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 23:12:24,753 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 23:12:24,818 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6de54be0-b317-4f71-b74b-9730bac906a7/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-12-02 23:12:24,822 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 23:12:24,823 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-02 23:12:24,845 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 23:12:24,846 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 23:12:24,846 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 23:12:24,847 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 23:12:24,848 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 23:12:24,848 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 23:12:24,849 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 23:12:24,849 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 23:12:24,850 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-12-02 23:12:24,850 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-12-02 23:12:24,850 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-12-02 23:12:24,851 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 23:12:24,851 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-02 23:12:24,852 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 23:12:24,852 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 23:12:24,853 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 23:12:24,856 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 23:12:24,856 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 23:12:24,857 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 23:12:24,857 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 23:12:24,857 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 23:12:24,858 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 23:12:24,858 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-02 23:12:24,858 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 23:12:24,859 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_6de54be0-b317-4f71-b74b-9730bac906a7/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6de54be0-b317-4f71-b74b-9730bac906a7/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6ceb3f3e6275485c63fced12b91c17e53ff4ff51a32d000ec6d2fb8f40929150 [2023-12-02 23:12:25,067 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 23:12:25,087 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 23:12:25,090 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 23:12:25,091 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 23:12:25,091 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 23:12:25,092 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6de54be0-b317-4f71-b74b-9730bac906a7/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/pthread-ext/25_stack-pthread.i [2023-12-02 23:12:27,834 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 23:12:28,062 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 23:12:28,063 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6de54be0-b317-4f71-b74b-9730bac906a7/sv-benchmarks/c/pthread-ext/25_stack-pthread.i [2023-12-02 23:12:28,078 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6de54be0-b317-4f71-b74b-9730bac906a7/bin/ukojak-verify-Qdu7aM0XO9/data/dbc783001/ce1f615e4dac46599c5658199722689b/FLAGefe35ecb5 [2023-12-02 23:12:28,091 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6de54be0-b317-4f71-b74b-9730bac906a7/bin/ukojak-verify-Qdu7aM0XO9/data/dbc783001/ce1f615e4dac46599c5658199722689b [2023-12-02 23:12:28,094 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 23:12:28,095 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 23:12:28,097 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 23:12:28,097 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 23:12:28,102 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 23:12:28,103 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 11:12:28" (1/1) ... [2023-12-02 23:12:28,104 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7764041d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:12:28, skipping insertion in model container [2023-12-02 23:12:28,104 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 11:12:28" (1/1) ... [2023-12-02 23:12:28,162 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 23:12:28,499 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 23:12:28,513 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 23:12:28,555 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 23:12:28,590 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 23:12:28,590 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 23:12:28,598 INFO L206 MainTranslator]: Completed translation [2023-12-02 23:12:28,598 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:12:28 WrapperNode [2023-12-02 23:12:28,598 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 23:12:28,599 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 23:12:28,599 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 23:12:28,600 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 23:12:28,607 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:12:28" (1/1) ... [2023-12-02 23:12:28,622 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:12:28" (1/1) ... [2023-12-02 23:12:28,647 INFO L138 Inliner]: procedures = 172, calls = 39, calls flagged for inlining = 10, calls inlined = 9, statements flattened = 138 [2023-12-02 23:12:28,648 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 23:12:28,649 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 23:12:28,649 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 23:12:28,649 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 23:12:28,658 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:12:28" (1/1) ... [2023-12-02 23:12:28,658 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:12:28" (1/1) ... [2023-12-02 23:12:28,662 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:12:28" (1/1) ... [2023-12-02 23:12:28,662 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:12:28" (1/1) ... [2023-12-02 23:12:28,669 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:12:28" (1/1) ... [2023-12-02 23:12:28,672 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:12:28" (1/1) ... [2023-12-02 23:12:28,674 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:12:28" (1/1) ... [2023-12-02 23:12:28,676 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:12:28" (1/1) ... [2023-12-02 23:12:28,679 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 23:12:28,680 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 23:12:28,680 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 23:12:28,680 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 23:12:28,681 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:12:28" (1/1) ... [2023-12-02 23:12:28,687 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 23:12:28,698 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6de54be0-b317-4f71-b74b-9730bac906a7/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 23:12:28,710 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6de54be0-b317-4f71-b74b-9730bac906a7/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 23:12:28,712 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6de54be0-b317-4f71-b74b-9730bac906a7/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 23:12:28,742 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2023-12-02 23:12:28,742 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2023-12-02 23:12:28,743 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-02 23:12:28,743 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-12-02 23:12:28,743 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-12-02 23:12:28,743 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 23:12:28,743 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-02 23:12:28,743 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-02 23:12:28,744 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-02 23:12:28,744 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-12-02 23:12:28,744 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2023-12-02 23:12:28,744 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 23:12:28,744 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 23:12:28,746 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 23:12:28,880 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 23:12:28,882 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 23:12:29,093 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 23:12:29,169 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 23:12:29,169 INFO L309 CfgBuilder]: Removed 2 assume(true) statements. [2023-12-02 23:12:29,170 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:12:29 BoogieIcfgContainer [2023-12-02 23:12:29,171 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 23:12:29,172 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-02 23:12:29,172 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-02 23:12:29,181 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-02 23:12:29,181 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:12:29" (1/1) ... [2023-12-02 23:12:29,182 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 23:12:29,186 INFO L158 Benchmark]: Toolchain (without parser) took 1090.04ms. Allocated memory is still 157.3MB. Free memory was 121.7MB in the beginning and 71.9MB in the end (delta: 49.8MB). Peak memory consumption was 50.3MB. Max. memory is 16.1GB. [2023-12-02 23:12:29,187 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 104.9MB. Free memory is still 53.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 23:12:29,187 INFO L158 Benchmark]: CACSL2BoogieTranslator took 501.94ms. Allocated memory is still 157.3MB. Free memory was 121.0MB in the beginning and 100.8MB in the end (delta: 20.3MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-12-02 23:12:29,188 INFO L158 Benchmark]: Boogie Procedure Inliner took 48.94ms. Allocated memory is still 157.3MB. Free memory was 100.8MB in the beginning and 98.0MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-12-02 23:12:29,189 INFO L158 Benchmark]: Boogie Preprocessor took 30.42ms. Allocated memory is still 157.3MB. Free memory was 98.0MB in the beginning and 96.6MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 23:12:29,189 INFO L158 Benchmark]: RCFGBuilder took 490.93ms. Allocated memory is still 157.3MB. Free memory was 96.6MB in the beginning and 72.8MB in the end (delta: 23.8MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2023-12-02 23:12:29,190 INFO L158 Benchmark]: CodeCheck took 12.76ms. Allocated memory is still 157.3MB. Free memory was 72.8MB in the beginning and 71.9MB in the end (delta: 887.0kB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 23:12:29,193 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 0.14ms. Allocated memory is still 104.9MB. Free memory is still 53.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 501.94ms. Allocated memory is still 157.3MB. Free memory was 121.0MB in the beginning and 100.8MB in the end (delta: 20.3MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 48.94ms. Allocated memory is still 157.3MB. Free memory was 100.8MB in the beginning and 98.0MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 30.42ms. Allocated memory is still 157.3MB. Free memory was 98.0MB in the beginning and 96.6MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 490.93ms. Allocated memory is still 157.3MB. Free memory was 96.6MB in the beginning and 72.8MB in the end (delta: 23.8MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * CodeCheck took 12.76ms. Allocated memory is still 157.3MB. Free memory was 72.8MB in the beginning and 71.9MB in the end (delta: 887.0kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-02 23:12:29,212 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6de54be0-b317-4f71-b74b-9730bac906a7/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_6de54be0-b317-4f71-b74b-9730bac906a7/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6de54be0-b317-4f71-b74b-9730bac906a7/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_6de54be0-b317-4f71-b74b-9730bac906a7/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6de54be0-b317-4f71-b74b-9730bac906a7/bin/ukojak-verify-Qdu7aM0XO9/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/pthread-ext/25_stack-pthread.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6de54be0-b317-4f71-b74b-9730bac906a7/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_6de54be0-b317-4f71-b74b-9730bac906a7/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 6ceb3f3e6275485c63fced12b91c17e53ff4ff51a32d000ec6d2fb8f40929150 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 23:12:31,057 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 23:12:31,137 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6de54be0-b317-4f71-b74b-9730bac906a7/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2023-12-02 23:12:31,169 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 23:12:31,170 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 23:12:31,171 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 23:12:31,172 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 23:12:31,172 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 23:12:31,173 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 23:12:31,174 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 23:12:31,174 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 23:12:31,175 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-12-02 23:12:31,176 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-12-02 23:12:31,176 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-12-02 23:12:31,177 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 23:12:31,178 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-02 23:12:31,178 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-02 23:12:31,178 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-02 23:12:31,179 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-02 23:12:31,179 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 23:12:31,180 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 23:12:31,180 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 23:12:31,181 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 23:12:31,181 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 23:12:31,181 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 23:12:31,182 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-02 23:12:31,182 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 23:12:31,183 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 23:12:31,183 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 23:12:31,183 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 23:12:31,184 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-02 23:12:31,184 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 23:12:31,184 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-02 23:12:31,185 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 23:12:31,185 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_6de54be0-b317-4f71-b74b-9730bac906a7/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6de54be0-b317-4f71-b74b-9730bac906a7/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6ceb3f3e6275485c63fced12b91c17e53ff4ff51a32d000ec6d2fb8f40929150 [2023-12-02 23:12:31,494 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 23:12:31,514 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 23:12:31,517 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 23:12:31,518 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 23:12:31,518 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 23:12:31,520 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6de54be0-b317-4f71-b74b-9730bac906a7/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/pthread-ext/25_stack-pthread.i [2023-12-02 23:12:34,320 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 23:12:34,573 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 23:12:34,574 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6de54be0-b317-4f71-b74b-9730bac906a7/sv-benchmarks/c/pthread-ext/25_stack-pthread.i [2023-12-02 23:12:34,589 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6de54be0-b317-4f71-b74b-9730bac906a7/bin/ukojak-verify-Qdu7aM0XO9/data/3d8f22374/39ababe13a774d2c92dd48376ae57d61/FLAG3a14139a4 [2023-12-02 23:12:34,604 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6de54be0-b317-4f71-b74b-9730bac906a7/bin/ukojak-verify-Qdu7aM0XO9/data/3d8f22374/39ababe13a774d2c92dd48376ae57d61 [2023-12-02 23:12:34,606 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 23:12:34,608 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 23:12:34,609 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 23:12:34,609 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 23:12:34,614 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 23:12:34,615 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 11:12:34" (1/1) ... [2023-12-02 23:12:34,616 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@222d86a9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:12:34, skipping insertion in model container [2023-12-02 23:12:34,616 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 11:12:34" (1/1) ... [2023-12-02 23:12:34,667 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 23:12:34,992 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 23:12:35,010 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 23:12:35,053 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 23:12:35,094 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 23:12:35,095 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 23:12:35,103 INFO L206 MainTranslator]: Completed translation [2023-12-02 23:12:35,103 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:12:35 WrapperNode [2023-12-02 23:12:35,103 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 23:12:35,104 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 23:12:35,104 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 23:12:35,105 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 23:12:35,112 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:12:35" (1/1) ... [2023-12-02 23:12:35,130 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:12:35" (1/1) ... [2023-12-02 23:12:35,192 INFO L138 Inliner]: procedures = 176, calls = 39, calls flagged for inlining = 10, calls inlined = 9, statements flattened = 135 [2023-12-02 23:12:35,193 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 23:12:35,194 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 23:12:35,194 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 23:12:35,194 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 23:12:35,203 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:12:35" (1/1) ... [2023-12-02 23:12:35,204 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:12:35" (1/1) ... [2023-12-02 23:12:35,211 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:12:35" (1/1) ... [2023-12-02 23:12:35,211 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:12:35" (1/1) ... [2023-12-02 23:12:35,218 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:12:35" (1/1) ... [2023-12-02 23:12:35,222 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:12:35" (1/1) ... [2023-12-02 23:12:35,224 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:12:35" (1/1) ... [2023-12-02 23:12:35,226 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:12:35" (1/1) ... [2023-12-02 23:12:35,231 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 23:12:35,232 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 23:12:35,232 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 23:12:35,232 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 23:12:35,233 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:12:35" (1/1) ... [2023-12-02 23:12:35,238 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 23:12:35,249 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6de54be0-b317-4f71-b74b-9730bac906a7/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 23:12:35,260 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6de54be0-b317-4f71-b74b-9730bac906a7/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 23:12:35,266 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6de54be0-b317-4f71-b74b-9730bac906a7/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 23:12:35,294 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2023-12-02 23:12:35,294 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2023-12-02 23:12:35,294 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-12-02 23:12:35,294 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-12-02 23:12:35,295 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 23:12:35,295 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-02 23:12:35,295 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-02 23:12:35,295 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-12-02 23:12:35,295 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-02 23:12:35,296 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-12-02 23:12:35,296 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-12-02 23:12:35,296 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2023-12-02 23:12:35,296 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 23:12:35,296 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 23:12:35,297 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 23:12:35,434 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 23:12:35,435 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 23:12:35,680 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 23:12:35,749 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 23:12:35,750 INFO L309 CfgBuilder]: Removed 2 assume(true) statements. [2023-12-02 23:12:35,751 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:12:35 BoogieIcfgContainer [2023-12-02 23:12:35,752 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 23:12:35,752 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-02 23:12:35,752 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-02 23:12:35,760 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-02 23:12:35,760 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:12:35" (1/1) ... [2023-12-02 23:12:35,760 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 23:12:35,764 INFO L158 Benchmark]: Toolchain (without parser) took 1155.42ms. Allocated memory is still 94.4MB. Free memory was 70.0MB in the beginning and 43.5MB in the end (delta: 26.5MB). Peak memory consumption was 25.3MB. Max. memory is 16.1GB. [2023-12-02 23:12:35,764 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 65.0MB. Free memory is still 41.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 23:12:35,765 INFO L158 Benchmark]: CACSL2BoogieTranslator took 494.40ms. Allocated memory is still 94.4MB. Free memory was 69.9MB in the beginning and 47.9MB in the end (delta: 21.9MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2023-12-02 23:12:35,766 INFO L158 Benchmark]: Boogie Procedure Inliner took 88.53ms. Allocated memory is still 94.4MB. Free memory was 47.9MB in the beginning and 72.4MB in the end (delta: -24.4MB). Peak memory consumption was 4.3MB. Max. memory is 16.1GB. [2023-12-02 23:12:35,766 INFO L158 Benchmark]: Boogie Preprocessor took 36.82ms. Allocated memory is still 94.4MB. Free memory was 72.4MB in the beginning and 70.8MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 23:12:35,767 INFO L158 Benchmark]: RCFGBuilder took 520.14ms. Allocated memory is still 94.4MB. Free memory was 70.3MB in the beginning and 44.6MB in the end (delta: 25.7MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2023-12-02 23:12:35,767 INFO L158 Benchmark]: CodeCheck took 10.13ms. Allocated memory is still 94.4MB. Free memory was 44.6MB in the beginning and 43.5MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 23:12:35,770 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 0.32ms. Allocated memory is still 65.0MB. Free memory is still 41.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 494.40ms. Allocated memory is still 94.4MB. Free memory was 69.9MB in the beginning and 47.9MB in the end (delta: 21.9MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 88.53ms. Allocated memory is still 94.4MB. Free memory was 47.9MB in the beginning and 72.4MB in the end (delta: -24.4MB). Peak memory consumption was 4.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 36.82ms. Allocated memory is still 94.4MB. Free memory was 72.4MB in the beginning and 70.8MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 520.14ms. Allocated memory is still 94.4MB. Free memory was 70.3MB in the beginning and 44.6MB in the end (delta: 25.7MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * CodeCheck took 10.13ms. Allocated memory is still 94.4MB. Free memory was 44.6MB in the beginning and 43.5MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-02 23:12:35,787 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6de54be0-b317-4f71-b74b-9730bac906a7/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