./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/pthread-ext/25_stack_longest-1-pthread.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48355bb1-f58f-446f-acf4-d2a4883ebe02/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48355bb1-f58f-446f-acf4-d2a4883ebe02/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48355bb1-f58f-446f-acf4-d2a4883ebe02/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48355bb1-f58f-446f-acf4-d2a4883ebe02/bin/ukojak-verify-afCqCEvfdi/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/pthread-ext/25_stack_longest-1-pthread.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48355bb1-f58f-446f-acf4-d2a4883ebe02/bin/ukojak-verify-afCqCEvfdi/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48355bb1-f58f-446f-acf4-d2a4883ebe02/bin/ukojak-verify-afCqCEvfdi --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 3e10ed02255b37a861fcd919e1a26aad90b67620d926f632b070967147a10b69 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:10:52,480 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:10:52,574 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48355bb1-f58f-446f-acf4-d2a4883ebe02/bin/ukojak-verify-afCqCEvfdi/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-11-24 23:10:52,580 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:10:52,586 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 23:10:52,624 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:10:52,625 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 23:10:52,626 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 23:10:52,627 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:10:52,632 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:10:52,633 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 23:10:52,634 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:10:52,635 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:10:52,637 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-24 23:10:52,637 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-24 23:10:52,638 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-24 23:10:52,638 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:10:52,639 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 23:10:52,639 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:10:52,640 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:10:52,640 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 23:10:52,641 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 23:10:52,641 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 23:10:52,642 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:10:52,642 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:10:52,643 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:10:52,643 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:10:52,643 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 23:10:52,644 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 23:10:52,644 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_48355bb1-f58f-446f-acf4-d2a4883ebe02/bin/ukojak-verify-afCqCEvfdi/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48355bb1-f58f-446f-acf4-d2a4883ebe02/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3e10ed02255b37a861fcd919e1a26aad90b67620d926f632b070967147a10b69 [2023-11-24 23:10:52,904 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:10:52,935 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:10:52,938 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:10:52,939 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:10:52,941 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:10:52,942 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48355bb1-f58f-446f-acf4-d2a4883ebe02/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/pthread-ext/25_stack_longest-1-pthread.i [2023-11-24 23:10:56,034 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:10:56,303 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:10:56,309 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48355bb1-f58f-446f-acf4-d2a4883ebe02/sv-benchmarks/c/pthread-ext/25_stack_longest-1-pthread.i [2023-11-24 23:10:56,326 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48355bb1-f58f-446f-acf4-d2a4883ebe02/bin/ukojak-verify-afCqCEvfdi/data/84479e664/28b77a06f1e14900a14de735174af718/FLAGae8ee2aa4 [2023-11-24 23:10:56,339 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48355bb1-f58f-446f-acf4-d2a4883ebe02/bin/ukojak-verify-afCqCEvfdi/data/84479e664/28b77a06f1e14900a14de735174af718 [2023-11-24 23:10:56,343 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:10:56,344 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:10:56,346 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:10:56,346 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:10:56,350 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:10:56,351 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:10:56" (1/1) ... [2023-11-24 23:10:56,353 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@c3f861c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:10:56, skipping insertion in model container [2023-11-24 23:10:56,353 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:10:56" (1/1) ... [2023-11-24 23:10:56,416 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:10:56,812 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:10:56,836 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:10:56,920 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:10:56,980 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:10:56,980 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:10:56,993 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:10:56,993 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:10:56 WrapperNode [2023-11-24 23:10:56,994 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:10:56,995 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:10:56,995 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:10:56,996 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:10:57,004 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:10:56" (1/1) ... [2023-11-24 23:10:57,041 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:10:56" (1/1) ... [2023-11-24 23:10:57,073 INFO L138 Inliner]: procedures = 172, calls = 39, calls flagged for inlining = 10, calls inlined = 9, statements flattened = 138 [2023-11-24 23:10:57,074 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:10:57,075 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:10:57,075 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:10:57,075 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:10:57,085 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:10:56" (1/1) ... [2023-11-24 23:10:57,085 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:10:56" (1/1) ... [2023-11-24 23:10:57,089 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:10:56" (1/1) ... [2023-11-24 23:10:57,089 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:10:56" (1/1) ... [2023-11-24 23:10:57,096 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:10:56" (1/1) ... [2023-11-24 23:10:57,100 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:10:56" (1/1) ... [2023-11-24 23:10:57,103 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:10:56" (1/1) ... [2023-11-24 23:10:57,105 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:10:56" (1/1) ... [2023-11-24 23:10:57,108 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:10:57,109 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:10:57,110 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:10:57,110 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:10:57,111 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:10:56" (1/1) ... [2023-11-24 23:10:57,117 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:10:57,137 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48355bb1-f58f-446f-acf4-d2a4883ebe02/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 23:10:57,150 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48355bb1-f58f-446f-acf4-d2a4883ebe02/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 23:10:57,164 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48355bb1-f58f-446f-acf4-d2a4883ebe02/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 23:10:57,191 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2023-11-24 23:10:57,191 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2023-11-24 23:10:57,192 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-24 23:10:57,192 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-11-24 23:10:57,193 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-24 23:10:57,193 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:10:57,193 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 23:10:57,193 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 23:10:57,194 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 23:10:57,194 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-24 23:10:57,195 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2023-11-24 23:10:57,196 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:10:57,196 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:10:57,198 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-24 23:10:57,341 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:10:57,344 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:10:57,660 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:10:57,805 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:10:57,805 INFO L309 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-24 23:10:57,807 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:10:57 BoogieIcfgContainer [2023-11-24 23:10:57,807 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:10:57,808 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 23:10:57,808 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 23:10:57,819 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 23:10:57,820 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:10:57" (1/1) ... [2023-11-24 23:10:57,821 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) [2023-11-24 23:10:57,825 INFO L158 Benchmark]: Toolchain (without parser) took 1480.25ms. Allocated memory is still 159.4MB. Free memory was 113.2MB in the beginning and 113.7MB in the end (delta: -476.5kB). Peak memory consumption was 1.6MB. Max. memory is 16.1GB. [2023-11-24 23:10:57,826 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 109.1MB. Free memory was 59.0MB in the beginning and 58.9MB in the end (delta: 167.8kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:10:57,827 INFO L158 Benchmark]: CACSL2BoogieTranslator took 648.33ms. Allocated memory is still 159.4MB. Free memory was 113.2MB in the beginning and 92.1MB in the end (delta: 21.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-11-24 23:10:57,828 INFO L158 Benchmark]: Boogie Procedure Inliner took 78.82ms. Allocated memory is still 159.4MB. Free memory was 92.1MB in the beginning and 89.6MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 23:10:57,829 INFO L158 Benchmark]: Boogie Preprocessor took 34.03ms. Allocated memory is still 159.4MB. Free memory was 89.6MB in the beginning and 88.0MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 23:10:57,830 INFO L158 Benchmark]: RCFGBuilder took 697.91ms. Allocated memory is still 159.4MB. Free memory was 88.0MB in the beginning and 115.2MB in the end (delta: -27.1MB). Peak memory consumption was 16.3MB. Max. memory is 16.1GB. [2023-11-24 23:10:57,830 INFO L158 Benchmark]: CodeCheck took 15.76ms. Allocated memory is still 159.4MB. Free memory was 115.2MB in the beginning and 114.4MB in the end (delta: 802.0kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 23:10:57,835 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Concurrent programs are currently unsupported: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 109.1MB. Free memory was 59.0MB in the beginning and 58.9MB in the end (delta: 167.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 648.33ms. Allocated memory is still 159.4MB. Free memory was 113.2MB in the beginning and 92.1MB in the end (delta: 21.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 78.82ms. Allocated memory is still 159.4MB. Free memory was 92.1MB in the beginning and 89.6MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 34.03ms. Allocated memory is still 159.4MB. Free memory was 89.6MB in the beginning and 88.0MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 697.91ms. Allocated memory is still 159.4MB. Free memory was 88.0MB in the beginning and 115.2MB in the end (delta: -27.1MB). Peak memory consumption was 16.3MB. Max. memory is 16.1GB. * CodeCheck took 15.76ms. Allocated memory is still 159.4MB. Free memory was 115.2MB in the beginning and 114.4MB in the end (delta: 802.0kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-24 23:10:57,868 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48355bb1-f58f-446f-acf4-d2a4883ebe02/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48355bb1-f58f-446f-acf4-d2a4883ebe02/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48355bb1-f58f-446f-acf4-d2a4883ebe02/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48355bb1-f58f-446f-acf4-d2a4883ebe02/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48355bb1-f58f-446f-acf4-d2a4883ebe02/bin/ukojak-verify-afCqCEvfdi/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/pthread-ext/25_stack_longest-1-pthread.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48355bb1-f58f-446f-acf4-d2a4883ebe02/bin/ukojak-verify-afCqCEvfdi/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48355bb1-f58f-446f-acf4-d2a4883ebe02/bin/ukojak-verify-afCqCEvfdi --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 3e10ed02255b37a861fcd919e1a26aad90b67620d926f632b070967147a10b69 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:11:00,468 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:11:00,546 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48355bb1-f58f-446f-acf4-d2a4883ebe02/bin/ukojak-verify-afCqCEvfdi/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2023-11-24 23:11:00,579 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:11:00,581 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 23:11:00,582 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 23:11:00,582 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:11:00,583 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:11:00,584 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 23:11:00,584 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:11:00,585 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:11:00,586 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-24 23:11:00,586 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-24 23:11:00,587 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-24 23:11:00,588 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:11:00,588 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-24 23:11:00,589 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-24 23:11:00,589 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-24 23:11:00,590 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 23:11:00,591 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:11:00,591 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:11:00,593 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 23:11:00,593 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 23:11:00,594 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 23:11:00,594 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 23:11:00,595 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-24 23:11:00,595 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:11:00,596 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:11:00,597 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:11:00,597 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:11:00,599 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-24 23:11:00,599 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 23:11:00,599 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-24 23:11:00,600 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-24 23:11:00,600 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_48355bb1-f58f-446f-acf4-d2a4883ebe02/bin/ukojak-verify-afCqCEvfdi/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48355bb1-f58f-446f-acf4-d2a4883ebe02/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3e10ed02255b37a861fcd919e1a26aad90b67620d926f632b070967147a10b69 [2023-11-24 23:11:01,037 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:11:01,066 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:11:01,070 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:11:01,071 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:11:01,072 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:11:01,073 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48355bb1-f58f-446f-acf4-d2a4883ebe02/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/pthread-ext/25_stack_longest-1-pthread.i [2023-11-24 23:11:04,276 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:11:04,619 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:11:04,624 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48355bb1-f58f-446f-acf4-d2a4883ebe02/sv-benchmarks/c/pthread-ext/25_stack_longest-1-pthread.i [2023-11-24 23:11:04,640 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48355bb1-f58f-446f-acf4-d2a4883ebe02/bin/ukojak-verify-afCqCEvfdi/data/325aa8bf2/fa95320da1b64051bb0d31bb2f86277f/FLAG8b6847c69 [2023-11-24 23:11:04,655 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48355bb1-f58f-446f-acf4-d2a4883ebe02/bin/ukojak-verify-afCqCEvfdi/data/325aa8bf2/fa95320da1b64051bb0d31bb2f86277f [2023-11-24 23:11:04,658 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:11:04,659 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:11:04,661 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:11:04,661 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:11:04,666 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:11:04,667 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:11:04" (1/1) ... [2023-11-24 23:11:04,668 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4240dbab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:11:04, skipping insertion in model container [2023-11-24 23:11:04,668 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:11:04" (1/1) ... [2023-11-24 23:11:04,722 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:11:05,187 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:11:05,215 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:11:05,296 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:11:05,378 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:11:05,378 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:11:05,386 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:11:05,387 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:11:05 WrapperNode [2023-11-24 23:11:05,387 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:11:05,389 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:11:05,389 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:11:05,389 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:11:05,398 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:11:05" (1/1) ... [2023-11-24 23:11:05,431 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:11:05" (1/1) ... [2023-11-24 23:11:05,468 INFO L138 Inliner]: procedures = 176, calls = 39, calls flagged for inlining = 10, calls inlined = 9, statements flattened = 135 [2023-11-24 23:11:05,468 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:11:05,469 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:11:05,469 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:11:05,469 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:11:05,481 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:11:05" (1/1) ... [2023-11-24 23:11:05,481 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:11:05" (1/1) ... [2023-11-24 23:11:05,486 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:11:05" (1/1) ... [2023-11-24 23:11:05,486 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:11:05" (1/1) ... [2023-11-24 23:11:05,495 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:11:05" (1/1) ... [2023-11-24 23:11:05,499 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:11:05" (1/1) ... [2023-11-24 23:11:05,502 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:11:05" (1/1) ... [2023-11-24 23:11:05,504 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:11:05" (1/1) ... [2023-11-24 23:11:05,509 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:11:05,510 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:11:05,510 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:11:05,510 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:11:05,511 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:11:05" (1/1) ... [2023-11-24 23:11:05,517 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:11:05,535 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48355bb1-f58f-446f-acf4-d2a4883ebe02/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 23:11:05,548 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48355bb1-f58f-446f-acf4-d2a4883ebe02/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 23:11:05,564 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48355bb1-f58f-446f-acf4-d2a4883ebe02/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 23:11:05,599 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2023-11-24 23:11:05,600 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2023-11-24 23:11:05,600 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-11-24 23:11:05,601 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-24 23:11:05,601 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:11:05,602 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 23:11:05,602 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 23:11:05,603 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-24 23:11:05,603 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-24 23:11:05,603 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-11-24 23:11:05,603 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-24 23:11:05,603 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2023-11-24 23:11:05,604 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:11:05,604 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:11:05,606 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-24 23:11:05,834 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:11:05,836 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:11:06,121 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:11:06,234 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:11:06,234 INFO L309 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-24 23:11:06,236 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:11:06 BoogieIcfgContainer [2023-11-24 23:11:06,236 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:11:06,237 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 23:11:06,237 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 23:11:06,248 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 23:11:06,248 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:11:06" (1/1) ... [2023-11-24 23:11:06,249 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) [2023-11-24 23:11:06,253 INFO L158 Benchmark]: Toolchain (without parser) took 1592.74ms. Allocated memory was 73.4MB in the beginning and 96.5MB in the end (delta: 23.1MB). Free memory was 48.6MB in the beginning and 66.9MB in the end (delta: -18.3MB). Peak memory consumption was 7.9MB. Max. memory is 16.1GB. [2023-11-24 23:11:06,254 INFO L158 Benchmark]: CDTParser took 0.70ms. Allocated memory is still 73.4MB. Free memory is still 49.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:11:06,254 INFO L158 Benchmark]: CACSL2BoogieTranslator took 726.83ms. Allocated memory was 73.4MB in the beginning and 96.5MB in the end (delta: 23.1MB). Free memory was 48.3MB in the beginning and 71.2MB in the end (delta: -22.9MB). Peak memory consumption was 24.3MB. Max. memory is 16.1GB. [2023-11-24 23:11:06,255 INFO L158 Benchmark]: Boogie Procedure Inliner took 79.63ms. Allocated memory is still 96.5MB. Free memory was 71.2MB in the beginning and 68.8MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 23:11:06,256 INFO L158 Benchmark]: Boogie Preprocessor took 40.04ms. Allocated memory is still 96.5MB. Free memory was 68.8MB in the beginning and 67.1MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 23:11:06,257 INFO L158 Benchmark]: RCFGBuilder took 726.78ms. Allocated memory is still 96.5MB. Free memory was 66.7MB in the beginning and 68.2MB in the end (delta: -1.5MB). Peak memory consumption was 25.5MB. Max. memory is 16.1GB. [2023-11-24 23:11:06,257 INFO L158 Benchmark]: CodeCheck took 14.16ms. Allocated memory is still 96.5MB. Free memory was 67.9MB in the beginning and 66.9MB in the end (delta: 928.2kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 23:11:06,261 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 0.70ms. Allocated memory is still 73.4MB. Free memory is still 49.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 726.83ms. Allocated memory was 73.4MB in the beginning and 96.5MB in the end (delta: 23.1MB). Free memory was 48.3MB in the beginning and 71.2MB in the end (delta: -22.9MB). Peak memory consumption was 24.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 79.63ms. Allocated memory is still 96.5MB. Free memory was 71.2MB in the beginning and 68.8MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 40.04ms. Allocated memory is still 96.5MB. Free memory was 68.8MB in the beginning and 67.1MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 726.78ms. Allocated memory is still 96.5MB. Free memory was 66.7MB in the beginning and 68.2MB in the end (delta: -1.5MB). Peak memory consumption was 25.5MB. Max. memory is 16.1GB. * CodeCheck took 14.16ms. Allocated memory is still 96.5MB. Free memory was 67.9MB in the beginning and 66.9MB in the end (delta: 928.2kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-24 23:11:06,281 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48355bb1-f58f-446f-acf4-d2a4883ebe02/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported