./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/pthread/stack_longer-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 30e01a73 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_99104d60-3391-4ae7-a8c0-6009f7d3bce8/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99104d60-3391-4ae7-a8c0-6009f7d3bce8/bin/ukojak-verify-1t5iHCbJaC/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99104d60-3391-4ae7-a8c0-6009f7d3bce8/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99104d60-3391-4ae7-a8c0-6009f7d3bce8/bin/ukojak-verify-1t5iHCbJaC/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/pthread/stack_longer-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99104d60-3391-4ae7-a8c0-6009f7d3bce8/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99104d60-3391-4ae7-a8c0-6009f7d3bce8/bin/ukojak-verify-1t5iHCbJaC --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 402cb3c5f3290109e83e598d96446a87fac59fa4aaa0b6234366e7da005f5688 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:06:35,495 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:06:35,573 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99104d60-3391-4ae7-a8c0-6009f7d3bce8/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-11-23 20:06:35,578 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:06:35,579 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-23 20:06:35,606 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:06:35,607 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:06:35,608 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:06:35,609 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:06:35,610 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 20:06:35,610 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:06:35,611 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 20:06:35,611 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:06:35,612 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-23 20:06:35,613 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-23 20:06:35,613 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-23 20:06:35,614 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:06:35,615 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 20:06:35,615 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 20:06:35,616 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:06:35,616 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:06:35,617 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:06:35,618 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:06:35,618 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:06:35,619 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:06:35,619 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:06:35,620 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:06:35,620 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-23 20:06:35,621 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 20:06:35,621 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_99104d60-3391-4ae7-a8c0-6009f7d3bce8/bin/ukojak-verify-1t5iHCbJaC/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99104d60-3391-4ae7-a8c0-6009f7d3bce8/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 402cb3c5f3290109e83e598d96446a87fac59fa4aaa0b6234366e7da005f5688 [2023-11-23 20:06:35,988 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:06:36,019 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:06:36,022 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:06:36,024 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:06:36,025 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:06:36,026 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99104d60-3391-4ae7-a8c0-6009f7d3bce8/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/pthread/stack_longer-2.i [2023-11-23 20:06:39,314 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:06:39,677 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:06:39,681 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99104d60-3391-4ae7-a8c0-6009f7d3bce8/sv-benchmarks/c/pthread/stack_longer-2.i [2023-11-23 20:06:39,708 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99104d60-3391-4ae7-a8c0-6009f7d3bce8/bin/ukojak-verify-1t5iHCbJaC/data/54d5f6a49/e5ad0e268b824889a594f533db2f4686/FLAGf9308f614 [2023-11-23 20:06:39,733 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99104d60-3391-4ae7-a8c0-6009f7d3bce8/bin/ukojak-verify-1t5iHCbJaC/data/54d5f6a49/e5ad0e268b824889a594f533db2f4686 [2023-11-23 20:06:39,742 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:06:39,744 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:06:39,748 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:06:39,748 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:06:39,753 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:06:39,782 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:06:39" (1/1) ... [2023-11-23 20:06:39,783 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@11a26b6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:06:39, skipping insertion in model container [2023-11-23 20:06:39,783 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:06:39" (1/1) ... [2023-11-23 20:06:39,849 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:06:40,499 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:06:40,515 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:06:40,587 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:06:40,662 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:06:40,663 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:06:40 WrapperNode [2023-11-23 20:06:40,663 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:06:40,664 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:06:40,665 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:06:40,665 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:06:40,674 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:06:40" (1/1) ... [2023-11-23 20:06:40,699 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:06:40" (1/1) ... [2023-11-23 20:06:40,744 INFO L138 Inliner]: procedures = 278, calls = 41, calls flagged for inlining = 12, calls inlined = 13, statements flattened = 160 [2023-11-23 20:06:40,745 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:06:40,746 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:06:40,746 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:06:40,746 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:06:40,756 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:06:40" (1/1) ... [2023-11-23 20:06:40,756 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:06:40" (1/1) ... [2023-11-23 20:06:40,761 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:06:40" (1/1) ... [2023-11-23 20:06:40,762 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:06:40" (1/1) ... [2023-11-23 20:06:40,772 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:06:40" (1/1) ... [2023-11-23 20:06:40,776 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:06:40" (1/1) ... [2023-11-23 20:06:40,783 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:06:40" (1/1) ... [2023-11-23 20:06:40,785 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:06:40" (1/1) ... [2023-11-23 20:06:40,789 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:06:40,790 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:06:40,790 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:06:40,802 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:06:40,803 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:06:40" (1/1) ... [2023-11-23 20:06:40,808 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:06:40,823 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99104d60-3391-4ae7-a8c0-6009f7d3bce8/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:06:40,836 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99104d60-3391-4ae7-a8c0-6009f7d3bce8/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:06:40,851 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99104d60-3391-4ae7-a8c0-6009f7d3bce8/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:06:40,886 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2023-11-23 20:06:40,886 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2023-11-23 20:06:40,887 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2023-11-23 20:06:40,887 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2023-11-23 20:06:40,888 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-23 20:06:40,888 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 20:06:40,888 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2023-11-23 20:06:40,888 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-23 20:06:40,889 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-23 20:06:40,889 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-11-23 20:06:40,890 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:06:40,890 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 20:06:40,891 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:06:40,891 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:06:40,893 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-23 20:06:41,130 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:06:41,134 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:06:41,628 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:06:41,673 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:06:41,676 INFO L309 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-23 20:06:41,679 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:06:41 BoogieIcfgContainer [2023-11-23 20:06:41,679 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:06:41,680 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 20:06:41,680 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 20:06:41,708 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 20:06:41,709 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:06:41" (1/1) ... [2023-11-23 20:06:41,709 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) [2023-11-23 20:06:41,718 INFO L158 Benchmark]: Toolchain (without parser) took 1973.21ms. Allocated memory was 161.5MB in the beginning and 218.1MB in the end (delta: 56.6MB). Free memory was 112.9MB in the beginning and 186.1MB in the end (delta: -73.2MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:06:41,719 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 161.5MB. Free memory is still 129.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:06:41,721 INFO L158 Benchmark]: CACSL2BoogieTranslator took 915.87ms. Allocated memory is still 161.5MB. Free memory was 112.6MB in the beginning and 83.1MB in the end (delta: 29.5MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2023-11-23 20:06:41,722 INFO L158 Benchmark]: Boogie Procedure Inliner took 80.73ms. Allocated memory is still 161.5MB. Free memory was 82.9MB in the beginning and 80.3MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 20:06:41,723 INFO L158 Benchmark]: Boogie Preprocessor took 43.32ms. Allocated memory is still 161.5MB. Free memory was 80.3MB in the beginning and 78.3MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 20:06:41,724 INFO L158 Benchmark]: RCFGBuilder took 888.91ms. Allocated memory is still 161.5MB. Free memory was 78.3MB in the beginning and 127.8MB in the end (delta: -49.5MB). Peak memory consumption was 28.0MB. Max. memory is 16.1GB. [2023-11-23 20:06:41,726 INFO L158 Benchmark]: CodeCheck took 36.26ms. Allocated memory was 161.5MB in the beginning and 218.1MB in the end (delta: 56.6MB). Free memory was 127.7MB in the beginning and 186.1MB in the end (delta: -58.4MB). Peak memory consumption was 7.3MB. Max. memory is 16.1GB. [2023-11-23 20:06:41,736 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 0.24ms. Allocated memory is still 161.5MB. Free memory is still 129.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 915.87ms. Allocated memory is still 161.5MB. Free memory was 112.6MB in the beginning and 83.1MB in the end (delta: 29.5MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 80.73ms. Allocated memory is still 161.5MB. Free memory was 82.9MB in the beginning and 80.3MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 43.32ms. Allocated memory is still 161.5MB. Free memory was 80.3MB in the beginning and 78.3MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 888.91ms. Allocated memory is still 161.5MB. Free memory was 78.3MB in the beginning and 127.8MB in the end (delta: -49.5MB). Peak memory consumption was 28.0MB. Max. memory is 16.1GB. * CodeCheck took 36.26ms. Allocated memory was 161.5MB in the beginning and 218.1MB in the end (delta: 56.6MB). Free memory was 127.7MB in the beginning and 186.1MB in the end (delta: -58.4MB). Peak memory consumption was 7.3MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-23 20:06:41,786 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99104d60-3391-4ae7-a8c0-6009f7d3bce8/bin/ukojak-verify-1t5iHCbJaC/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_99104d60-3391-4ae7-a8c0-6009f7d3bce8/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99104d60-3391-4ae7-a8c0-6009f7d3bce8/bin/ukojak-verify-1t5iHCbJaC/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99104d60-3391-4ae7-a8c0-6009f7d3bce8/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99104d60-3391-4ae7-a8c0-6009f7d3bce8/bin/ukojak-verify-1t5iHCbJaC/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/pthread/stack_longer-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99104d60-3391-4ae7-a8c0-6009f7d3bce8/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99104d60-3391-4ae7-a8c0-6009f7d3bce8/bin/ukojak-verify-1t5iHCbJaC --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 402cb3c5f3290109e83e598d96446a87fac59fa4aaa0b6234366e7da005f5688 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:06:44,667 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:06:44,799 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99104d60-3391-4ae7-a8c0-6009f7d3bce8/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2023-11-23 20:06:44,859 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:06:44,861 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:06:44,861 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:06:44,862 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:06:44,863 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 20:06:44,864 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:06:44,869 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 20:06:44,869 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:06:44,870 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-23 20:06:44,870 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-23 20:06:44,872 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-23 20:06:44,872 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:06:44,873 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-23 20:06:44,873 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-23 20:06:44,874 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-23 20:06:44,874 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 20:06:44,875 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 20:06:44,876 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:06:44,876 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:06:44,877 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:06:44,877 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:06:44,878 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-23 20:06:44,878 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-23 20:06:44,879 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:06:44,879 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:06:44,880 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:06:44,880 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:06:44,882 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-23 20:06:44,882 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-23 20:06:44,882 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-23 20:06:44,883 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 20:06:44,883 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_99104d60-3391-4ae7-a8c0-6009f7d3bce8/bin/ukojak-verify-1t5iHCbJaC/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99104d60-3391-4ae7-a8c0-6009f7d3bce8/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 402cb3c5f3290109e83e598d96446a87fac59fa4aaa0b6234366e7da005f5688 [2023-11-23 20:06:45,283 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:06:45,325 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:06:45,328 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:06:45,329 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:06:45,330 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:06:45,332 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99104d60-3391-4ae7-a8c0-6009f7d3bce8/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/pthread/stack_longer-2.i [2023-11-23 20:06:48,843 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:06:49,260 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:06:49,261 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99104d60-3391-4ae7-a8c0-6009f7d3bce8/sv-benchmarks/c/pthread/stack_longer-2.i [2023-11-23 20:06:49,288 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99104d60-3391-4ae7-a8c0-6009f7d3bce8/bin/ukojak-verify-1t5iHCbJaC/data/e6b0d9d85/967659fc666b4ffbb85a48bdde7c8009/FLAGe3a0d120a [2023-11-23 20:06:49,307 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99104d60-3391-4ae7-a8c0-6009f7d3bce8/bin/ukojak-verify-1t5iHCbJaC/data/e6b0d9d85/967659fc666b4ffbb85a48bdde7c8009 [2023-11-23 20:06:49,314 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:06:49,316 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:06:49,317 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:06:49,317 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:06:49,322 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:06:49,323 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:06:49" (1/1) ... [2023-11-23 20:06:49,324 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7690ac63 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:06:49, skipping insertion in model container [2023-11-23 20:06:49,325 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:06:49" (1/1) ... [2023-11-23 20:06:49,385 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:06:49,984 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:06:50,003 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:06:50,095 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:06:50,243 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:06:50,244 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:06:50 WrapperNode [2023-11-23 20:06:50,244 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:06:50,245 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:06:50,246 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:06:50,246 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:06:50,256 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:06:50" (1/1) ... [2023-11-23 20:06:50,295 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:06:50" (1/1) ... [2023-11-23 20:06:50,351 INFO L138 Inliner]: procedures = 282, calls = 41, calls flagged for inlining = 12, calls inlined = 13, statements flattened = 157 [2023-11-23 20:06:50,352 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:06:50,353 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:06:50,353 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:06:50,354 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:06:50,365 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:06:50" (1/1) ... [2023-11-23 20:06:50,365 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:06:50" (1/1) ... [2023-11-23 20:06:50,382 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:06:50" (1/1) ... [2023-11-23 20:06:50,382 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:06:50" (1/1) ... [2023-11-23 20:06:50,403 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:06:50" (1/1) ... [2023-11-23 20:06:50,407 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:06:50" (1/1) ... [2023-11-23 20:06:50,426 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:06:50" (1/1) ... [2023-11-23 20:06:50,428 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:06:50" (1/1) ... [2023-11-23 20:06:50,433 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:06:50,434 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:06:50,435 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:06:50,435 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:06:50,436 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:06:50" (1/1) ... [2023-11-23 20:06:50,459 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:06:50,477 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99104d60-3391-4ae7-a8c0-6009f7d3bce8/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:06:50,498 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99104d60-3391-4ae7-a8c0-6009f7d3bce8/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:06:50,522 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99104d60-3391-4ae7-a8c0-6009f7d3bce8/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:06:50,560 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-23 20:06:50,561 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2023-11-23 20:06:50,561 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2023-11-23 20:06:50,561 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2023-11-23 20:06:50,561 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2023-11-23 20:06:50,562 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-23 20:06:50,563 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 20:06:50,564 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-23 20:06:50,564 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-23 20:06:50,564 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-11-23 20:06:50,564 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2023-11-23 20:06:50,564 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-11-23 20:06:50,565 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:06:50,565 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:06:50,565 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:06:50,567 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-23 20:06:50,827 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:06:50,829 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:06:51,273 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:06:51,325 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:06:51,330 INFO L309 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-23 20:06:51,332 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:06:51 BoogieIcfgContainer [2023-11-23 20:06:51,333 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:06:51,334 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 20:06:51,335 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 20:06:51,346 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 20:06:51,347 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:06:51" (1/1) ... [2023-11-23 20:06:51,348 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) [2023-11-23 20:06:51,352 INFO L158 Benchmark]: Toolchain (without parser) took 2035.56ms. Allocated memory was 81.8MB in the beginning and 109.1MB in the end (delta: 27.3MB). Free memory was 56.0MB in the beginning and 68.4MB in the end (delta: -12.4MB). Peak memory consumption was 16.7MB. Max. memory is 16.1GB. [2023-11-23 20:06:51,353 INFO L158 Benchmark]: CDTParser took 0.71ms. Allocated memory is still 81.8MB. Free memory was 57.4MB in the beginning and 57.3MB in the end (delta: 24.3kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:06:51,354 INFO L158 Benchmark]: CACSL2BoogieTranslator took 927.27ms. Allocated memory is still 81.8MB. Free memory was 55.8MB in the beginning and 45.9MB in the end (delta: 9.9MB). Peak memory consumption was 22.8MB. Max. memory is 16.1GB. [2023-11-23 20:06:51,355 INFO L158 Benchmark]: Boogie Procedure Inliner took 106.29ms. Allocated memory is still 81.8MB. Free memory was 45.9MB in the beginning and 43.1MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 20:06:51,356 INFO L158 Benchmark]: Boogie Preprocessor took 80.44ms. Allocated memory is still 81.8MB. Free memory was 43.1MB in the beginning and 40.8MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 20:06:51,357 INFO L158 Benchmark]: RCFGBuilder took 898.72ms. Allocated memory was 81.8MB in the beginning and 109.1MB in the end (delta: 27.3MB). Free memory was 40.8MB in the beginning and 69.6MB in the end (delta: -28.8MB). Peak memory consumption was 12.8MB. Max. memory is 16.1GB. [2023-11-23 20:06:51,357 INFO L158 Benchmark]: CodeCheck took 16.59ms. Allocated memory is still 109.1MB. Free memory was 69.6MB in the beginning and 68.4MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 20:06:51,361 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 0.71ms. Allocated memory is still 81.8MB. Free memory was 57.4MB in the beginning and 57.3MB in the end (delta: 24.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 927.27ms. Allocated memory is still 81.8MB. Free memory was 55.8MB in the beginning and 45.9MB in the end (delta: 9.9MB). Peak memory consumption was 22.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 106.29ms. Allocated memory is still 81.8MB. Free memory was 45.9MB in the beginning and 43.1MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 80.44ms. Allocated memory is still 81.8MB. Free memory was 43.1MB in the beginning and 40.8MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 898.72ms. Allocated memory was 81.8MB in the beginning and 109.1MB in the end (delta: 27.3MB). Free memory was 40.8MB in the beginning and 69.6MB in the end (delta: -28.8MB). Peak memory consumption was 12.8MB. Max. memory is 16.1GB. * CodeCheck took 16.59ms. Allocated memory is still 109.1MB. Free memory was 69.6MB in the beginning and 68.4MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-23 20:06:51,402 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99104d60-3391-4ae7-a8c0-6009f7d3bce8/bin/ukojak-verify-1t5iHCbJaC/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