./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-ext/25_stack_longer-1-pthread.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff 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_069c9a61-4446-4eb2-8ef8-dd2d69ba1550/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_069c9a61-4446-4eb2-8ef8-dd2d69ba1550/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_069c9a61-4446-4eb2-8ef8-dd2d69ba1550/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_069c9a61-4446-4eb2-8ef8-dd2d69ba1550/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-ext/25_stack_longer-1-pthread.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_069c9a61-4446-4eb2-8ef8-dd2d69ba1550/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_069c9a61-4446-4eb2-8ef8-dd2d69ba1550/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash d8aeba05368f3114a9c95156cfeec5f871d57fefc291ffe35d850d07bff2e31c --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:44:58,009 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:44:58,130 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_069c9a61-4446-4eb2-8ef8-dd2d69ba1550/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-19 03:44:58,139 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:44:58,140 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:44:58,172 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:44:58,173 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:44:58,174 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:44:58,175 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:44:58,175 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:44:58,176 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:44:58,176 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:44:58,177 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:44:58,177 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:44:58,178 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:44:58,178 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:44:58,179 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:44:58,179 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:44:58,180 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:44:58,180 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:44:58,181 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:44:58,181 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:44:58,182 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:44:58,182 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:44:58,183 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:44:58,183 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:44:58,183 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:44:58,184 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:44:58,184 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:44:58,185 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:44:58,185 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:44:58,185 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:44:58,186 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:44:58,186 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_069c9a61-4446-4eb2-8ef8-dd2d69ba1550/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_069c9a61-4446-4eb2-8ef8-dd2d69ba1550/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d8aeba05368f3114a9c95156cfeec5f871d57fefc291ffe35d850d07bff2e31c [2023-11-19 03:44:58,535 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:44:58,575 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:44:58,578 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:44:58,580 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:44:58,580 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:44:58,582 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_069c9a61-4446-4eb2-8ef8-dd2d69ba1550/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/pthread-ext/25_stack_longer-1-pthread.i [2023-11-19 03:45:01,766 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:45:02,033 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:45:02,034 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_069c9a61-4446-4eb2-8ef8-dd2d69ba1550/sv-benchmarks/c/pthread-ext/25_stack_longer-1-pthread.i [2023-11-19 03:45:02,059 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_069c9a61-4446-4eb2-8ef8-dd2d69ba1550/bin/ukojak-verify-G8NBE6pJGL/data/c7aaaf9a4/04a467639c3148aaa5fe8af43f957317/FLAGd75875783 [2023-11-19 03:45:02,079 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_069c9a61-4446-4eb2-8ef8-dd2d69ba1550/bin/ukojak-verify-G8NBE6pJGL/data/c7aaaf9a4/04a467639c3148aaa5fe8af43f957317 [2023-11-19 03:45:02,085 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:45:02,089 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:45:02,093 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:45:02,093 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:45:02,098 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:45:02,101 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:45:02" (1/1) ... [2023-11-19 03:45:02,103 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4f591035 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:45:02, skipping insertion in model container [2023-11-19 03:45:02,103 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:45:02" (1/1) ... [2023-11-19 03:45:02,170 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:45:02,658 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_069c9a61-4446-4eb2-8ef8-dd2d69ba1550/sv-benchmarks/c/pthread-ext/25_stack_longer-1-pthread.i[31358,31371] [2023-11-19 03:45:02,678 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:45:02,695 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:45:02,758 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_069c9a61-4446-4eb2-8ef8-dd2d69ba1550/sv-benchmarks/c/pthread-ext/25_stack_longer-1-pthread.i[31358,31371] [2023-11-19 03:45:02,763 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:45:02,797 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:45:02,797 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:45:02,805 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:45:02,805 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:45:02 WrapperNode [2023-11-19 03:45:02,805 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:45:02,806 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:45:02,806 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:45:02,806 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:45:02,814 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:45:02" (1/1) ... [2023-11-19 03:45:02,842 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:45:02" (1/1) ... [2023-11-19 03:45:02,882 INFO L138 Inliner]: procedures = 171, calls = 34, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 121 [2023-11-19 03:45:02,883 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:45:02,883 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:45:02,883 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:45:02,884 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:45:02,893 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:45:02" (1/1) ... [2023-11-19 03:45:02,893 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:45:02" (1/1) ... [2023-11-19 03:45:02,900 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:45:02" (1/1) ... [2023-11-19 03:45:02,901 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:45:02" (1/1) ... [2023-11-19 03:45:02,908 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:45:02" (1/1) ... [2023-11-19 03:45:02,917 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:45:02" (1/1) ... [2023-11-19 03:45:02,926 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:45:02" (1/1) ... [2023-11-19 03:45:02,927 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:45:02" (1/1) ... [2023-11-19 03:45:02,946 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:45:02,947 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:45:02,947 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:45:02,947 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:45:02,948 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:45:02" (1/1) ... [2023-11-19 03:45:02,954 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:45:02,966 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_069c9a61-4446-4eb2-8ef8-dd2d69ba1550/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:45:02,977 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_069c9a61-4446-4eb2-8ef8-dd2d69ba1550/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:45:02,992 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_069c9a61-4446-4eb2-8ef8-dd2d69ba1550/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:45:03,018 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2023-11-19 03:45:03,018 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2023-11-19 03:45:03,018 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 03:45:03,018 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-11-19 03:45:03,019 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-19 03:45:03,019 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:45:03,023 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:45:03,024 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:45:03,024 INFO L130 BoogieDeclarations]: Found specification of procedure EBStack_init [2023-11-19 03:45:03,024 INFO L138 BoogieDeclarations]: Found implementation of procedure EBStack_init [2023-11-19 03:45:03,024 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:45:03,025 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-19 03:45:03,025 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:45:03,025 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:45:03,027 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-19 03:45:03,183 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:45:03,185 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:45:03,527 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:45:03,596 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:45:03,605 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-19 03:45:03,609 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:45:03 BoogieIcfgContainer [2023-11-19 03:45:03,610 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:45:03,610 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:45:03,611 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:45:03,621 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:45:03,622 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:45:03" (1/1) ... [2023-11-19 03:45:03,623 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) [2023-11-19 03:45:03,633 INFO L158 Benchmark]: Toolchain (without parser) took 1542.82ms. Allocated memory is still 123.7MB. Free memory was 80.5MB in the beginning and 78.9MB in the end (delta: 1.6MB). Peak memory consumption was 5.5MB. Max. memory is 16.1GB. [2023-11-19 03:45:03,633 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 123.7MB. Free memory is still 96.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:45:03,635 INFO L158 Benchmark]: CACSL2BoogieTranslator took 712.86ms. Allocated memory is still 123.7MB. Free memory was 80.1MB in the beginning and 59.6MB in the end (delta: 20.5MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2023-11-19 03:45:03,636 INFO L158 Benchmark]: Boogie Procedure Inliner took 76.77ms. Allocated memory is still 123.7MB. Free memory was 59.6MB in the beginning and 57.4MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:45:03,637 INFO L158 Benchmark]: Boogie Preprocessor took 62.97ms. Allocated memory is still 123.7MB. Free memory was 57.4MB in the beginning and 55.8MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:45:03,638 INFO L158 Benchmark]: RCFGBuilder took 662.67ms. Allocated memory is still 123.7MB. Free memory was 55.8MB in the beginning and 80.0MB in the end (delta: -24.3MB). Peak memory consumption was 9.7MB. Max. memory is 16.1GB. [2023-11-19 03:45:03,639 INFO L158 Benchmark]: CodeCheck took 19.61ms. Allocated memory is still 123.7MB. Free memory was 80.0MB in the beginning and 78.9MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:45:03,648 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Concurrent programs are currently unsupported: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36ms. Allocated memory is still 123.7MB. Free memory is still 96.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 712.86ms. Allocated memory is still 123.7MB. Free memory was 80.1MB in the beginning and 59.6MB in the end (delta: 20.5MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 76.77ms. Allocated memory is still 123.7MB. Free memory was 59.6MB in the beginning and 57.4MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 62.97ms. Allocated memory is still 123.7MB. Free memory was 57.4MB in the beginning and 55.8MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 662.67ms. Allocated memory is still 123.7MB. Free memory was 55.8MB in the beginning and 80.0MB in the end (delta: -24.3MB). Peak memory consumption was 9.7MB. Max. memory is 16.1GB. * CodeCheck took 19.61ms. Allocated memory is still 123.7MB. Free memory was 80.0MB in the beginning and 78.9MB 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. [2023-11-19 03:45:03,703 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_069c9a61-4446-4eb2-8ef8-dd2d69ba1550/bin/ukojak-verify-G8NBE6pJGL/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_069c9a61-4446-4eb2-8ef8-dd2d69ba1550/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_069c9a61-4446-4eb2-8ef8-dd2d69ba1550/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_069c9a61-4446-4eb2-8ef8-dd2d69ba1550/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_069c9a61-4446-4eb2-8ef8-dd2d69ba1550/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-ext/25_stack_longer-1-pthread.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_069c9a61-4446-4eb2-8ef8-dd2d69ba1550/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_069c9a61-4446-4eb2-8ef8-dd2d69ba1550/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash d8aeba05368f3114a9c95156cfeec5f871d57fefc291ffe35d850d07bff2e31c --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:45:06,589 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:45:06,744 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_069c9a61-4446-4eb2-8ef8-dd2d69ba1550/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-11-19 03:45:06,795 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:45:06,796 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:45:06,797 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:45:06,798 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:45:06,798 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:45:06,800 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:45:06,805 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:45:06,805 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:45:06,806 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:45:06,806 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:45:06,808 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:45:06,808 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:45:06,809 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:45:06,809 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 03:45:06,809 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 03:45:06,810 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 03:45:06,810 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:45:06,811 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:45:06,811 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:45:06,812 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:45:06,812 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:45:06,813 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:45:06,813 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 03:45:06,813 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-19 03:45:06,814 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:45:06,814 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:45:06,815 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:45:06,816 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:45:06,817 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:45:06,817 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 03:45:06,817 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 03:45:06,818 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:45:06,818 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-19 03:45:06,818 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 03:45:06,818 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_069c9a61-4446-4eb2-8ef8-dd2d69ba1550/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_069c9a61-4446-4eb2-8ef8-dd2d69ba1550/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d8aeba05368f3114a9c95156cfeec5f871d57fefc291ffe35d850d07bff2e31c [2023-11-19 03:45:07,245 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:45:07,280 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:45:07,283 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:45:07,285 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:45:07,285 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:45:07,287 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_069c9a61-4446-4eb2-8ef8-dd2d69ba1550/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/pthread-ext/25_stack_longer-1-pthread.i [2023-11-19 03:45:10,410 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:45:10,851 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:45:10,852 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_069c9a61-4446-4eb2-8ef8-dd2d69ba1550/sv-benchmarks/c/pthread-ext/25_stack_longer-1-pthread.i [2023-11-19 03:45:10,881 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_069c9a61-4446-4eb2-8ef8-dd2d69ba1550/bin/ukojak-verify-G8NBE6pJGL/data/f5822064e/3b932808d2c547559e0a515550f0bea6/FLAG6507f8a75 [2023-11-19 03:45:10,907 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_069c9a61-4446-4eb2-8ef8-dd2d69ba1550/bin/ukojak-verify-G8NBE6pJGL/data/f5822064e/3b932808d2c547559e0a515550f0bea6 [2023-11-19 03:45:10,915 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:45:10,916 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:45:10,922 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:45:10,922 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:45:10,928 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:45:10,929 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:45:10" (1/1) ... [2023-11-19 03:45:10,930 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@8ebc7a6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:45:10, skipping insertion in model container [2023-11-19 03:45:10,930 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:45:10" (1/1) ... [2023-11-19 03:45:11,011 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:45:11,440 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_069c9a61-4446-4eb2-8ef8-dd2d69ba1550/sv-benchmarks/c/pthread-ext/25_stack_longer-1-pthread.i[31358,31371] [2023-11-19 03:45:11,462 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:45:11,490 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:45:11,555 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_069c9a61-4446-4eb2-8ef8-dd2d69ba1550/sv-benchmarks/c/pthread-ext/25_stack_longer-1-pthread.i[31358,31371] [2023-11-19 03:45:11,564 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:45:11,643 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:45:11,643 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:45:11,651 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:45:11,652 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:45:11 WrapperNode [2023-11-19 03:45:11,652 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:45:11,653 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:45:11,653 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:45:11,653 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:45:11,662 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:45:11" (1/1) ... [2023-11-19 03:45:11,697 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:45:11" (1/1) ... [2023-11-19 03:45:11,748 INFO L138 Inliner]: procedures = 175, calls = 34, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 118 [2023-11-19 03:45:11,748 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:45:11,749 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:45:11,749 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:45:11,749 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:45:11,760 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:45:11" (1/1) ... [2023-11-19 03:45:11,761 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:45:11" (1/1) ... [2023-11-19 03:45:11,777 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:45:11" (1/1) ... [2023-11-19 03:45:11,777 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:45:11" (1/1) ... [2023-11-19 03:45:11,787 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:45:11" (1/1) ... [2023-11-19 03:45:11,801 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:45:11" (1/1) ... [2023-11-19 03:45:11,814 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:45:11" (1/1) ... [2023-11-19 03:45:11,816 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:45:11" (1/1) ... [2023-11-19 03:45:11,821 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:45:11,822 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:45:11,822 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:45:11,822 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:45:11,838 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:45:11" (1/1) ... [2023-11-19 03:45:11,845 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:45:11,859 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_069c9a61-4446-4eb2-8ef8-dd2d69ba1550/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:45:11,875 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_069c9a61-4446-4eb2-8ef8-dd2d69ba1550/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:45:11,900 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_069c9a61-4446-4eb2-8ef8-dd2d69ba1550/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:45:11,924 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2023-11-19 03:45:11,924 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2023-11-19 03:45:11,925 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-11-19 03:45:11,925 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-19 03:45:11,925 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:45:11,925 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:45:11,926 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:45:11,926 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-19 03:45:11,926 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 03:45:11,926 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-11-19 03:45:11,927 INFO L130 BoogieDeclarations]: Found specification of procedure EBStack_init [2023-11-19 03:45:11,927 INFO L138 BoogieDeclarations]: Found implementation of procedure EBStack_init [2023-11-19 03:45:11,929 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-19 03:45:11,929 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:45:11,929 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:45:11,931 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-19 03:45:12,196 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:45:12,199 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:45:12,601 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:45:12,752 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:45:12,757 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-19 03:45:12,762 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:45:12 BoogieIcfgContainer [2023-11-19 03:45:12,764 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:45:12,765 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:45:12,766 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:45:12,780 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:45:12,781 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:45:12" (1/1) ... [2023-11-19 03:45:12,782 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) [2023-11-19 03:45:12,789 INFO L158 Benchmark]: Toolchain (without parser) took 1871.29ms. Allocated memory was 86.0MB in the beginning and 125.8MB in the end (delta: 39.8MB). Free memory was 60.3MB in the beginning and 98.2MB in the end (delta: -38.0MB). Peak memory consumption was 3.6MB. Max. memory is 16.1GB. [2023-11-19 03:45:12,790 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 86.0MB. Free memory was 61.4MB in the beginning and 61.3MB in the end (delta: 141.9kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:45:12,792 INFO L158 Benchmark]: CACSL2BoogieTranslator took 730.48ms. Allocated memory is still 86.0MB. Free memory was 60.0MB in the beginning and 62.4MB in the end (delta: -2.4MB). Peak memory consumption was 26.4MB. Max. memory is 16.1GB. [2023-11-19 03:45:12,793 INFO L158 Benchmark]: Boogie Procedure Inliner took 95.28ms. Allocated memory is still 86.0MB. Free memory was 62.4MB in the beginning and 60.0MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:45:12,794 INFO L158 Benchmark]: Boogie Preprocessor took 72.45ms. Allocated memory is still 86.0MB. Free memory was 60.0MB in the beginning and 58.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:45:12,796 INFO L158 Benchmark]: RCFGBuilder took 942.06ms. Allocated memory was 86.0MB in the beginning and 125.8MB in the end (delta: 39.8MB). Free memory was 58.0MB in the beginning and 99.5MB in the end (delta: -41.6MB). Peak memory consumption was 25.5MB. Max. memory is 16.1GB. [2023-11-19 03:45:12,797 INFO L158 Benchmark]: CodeCheck took 21.55ms. Allocated memory is still 125.8MB. Free memory was 99.5MB in the beginning and 98.9MB in the end (delta: 604.5kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:45:12,811 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 0.34ms. Allocated memory is still 86.0MB. Free memory was 61.4MB in the beginning and 61.3MB in the end (delta: 141.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 730.48ms. Allocated memory is still 86.0MB. Free memory was 60.0MB in the beginning and 62.4MB in the end (delta: -2.4MB). Peak memory consumption was 26.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 95.28ms. Allocated memory is still 86.0MB. Free memory was 62.4MB in the beginning and 60.0MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 72.45ms. Allocated memory is still 86.0MB. Free memory was 60.0MB in the beginning and 58.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 942.06ms. Allocated memory was 86.0MB in the beginning and 125.8MB in the end (delta: 39.8MB). Free memory was 58.0MB in the beginning and 99.5MB in the end (delta: -41.6MB). Peak memory consumption was 25.5MB. Max. memory is 16.1GB. * CodeCheck took 21.55ms. Allocated memory is still 125.8MB. Free memory was 99.5MB in the beginning and 98.9MB in the end (delta: 604.5kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 03:45:12,860 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_069c9a61-4446-4eb2-8ef8-dd2d69ba1550/bin/ukojak-verify-G8NBE6pJGL/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