./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-ext/25_stack_longer-2-pthread.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bab84f2-1d08-4b45-9d9b-820b43421290/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bab84f2-1d08-4b45-9d9b-820b43421290/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_5bab84f2-1d08-4b45-9d9b-820b43421290/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bab84f2-1d08-4b45-9d9b-820b43421290/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-ext/25_stack_longer-2-pthread.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bab84f2-1d08-4b45-9d9b-820b43421290/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bab84f2-1d08-4b45-9d9b-820b43421290/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 182a6d766171f1265a35f12ab09c9f3211c84a0be4284400cfd02a0c04d0acfe --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:58:50,441 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:58:50,578 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bab84f2-1d08-4b45-9d9b-820b43421290/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-19 03:58:50,585 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:58:50,586 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:58:50,632 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:58:50,634 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:58:50,634 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:58:50,636 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:58:50,642 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:58:50,643 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:58:50,644 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:58:50,645 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:58:50,647 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:58:50,647 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:58:50,648 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:58:50,648 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:58:50,649 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:58:50,649 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:58:50,650 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 03:58:50,650 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 03:58:50,651 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:58:50,652 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:58:50,652 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:58:50,653 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:58:50,653 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:58:50,654 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:58:50,655 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:58:50,655 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:58:50,656 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:58:50,658 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:58:50,658 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:58:50,658 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:58:50,659 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:58:50,659 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:58:50,659 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_5bab84f2-1d08-4b45-9d9b-820b43421290/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bab84f2-1d08-4b45-9d9b-820b43421290/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 182a6d766171f1265a35f12ab09c9f3211c84a0be4284400cfd02a0c04d0acfe [2023-11-19 03:58:50,989 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:58:51,040 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:58:51,043 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:58:51,045 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:58:51,046 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:58:51,048 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bab84f2-1d08-4b45-9d9b-820b43421290/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/pthread-ext/25_stack_longer-2-pthread.i [2023-11-19 03:58:55,025 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:58:55,423 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:58:55,423 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bab84f2-1d08-4b45-9d9b-820b43421290/sv-benchmarks/c/pthread-ext/25_stack_longer-2-pthread.i [2023-11-19 03:58:55,445 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bab84f2-1d08-4b45-9d9b-820b43421290/bin/ukojak-verify-G8NBE6pJGL/data/0fee1a54f/7ad3a7bc5047402dbdeab6a6abbffc7e/FLAG3717f8d09 [2023-11-19 03:58:55,475 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bab84f2-1d08-4b45-9d9b-820b43421290/bin/ukojak-verify-G8NBE6pJGL/data/0fee1a54f/7ad3a7bc5047402dbdeab6a6abbffc7e [2023-11-19 03:58:55,478 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:58:55,480 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:58:55,482 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:58:55,482 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:58:55,487 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:58:55,488 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:58:55" (1/1) ... [2023-11-19 03:58:55,489 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@444f7fd4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:58:55, skipping insertion in model container [2023-11-19 03:58:55,490 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:58:55" (1/1) ... [2023-11-19 03:58:55,551 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:58:56,016 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:58:56,042 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:58:56,134 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:58:56,179 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:58:56,180 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:58:56,188 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:58:56,189 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:58:56 WrapperNode [2023-11-19 03:58:56,189 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:58:56,191 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:58:56,191 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:58:56,191 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:58:56,200 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:58:56" (1/1) ... [2023-11-19 03:58:56,243 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:58:56" (1/1) ... [2023-11-19 03:58:56,285 INFO L138 Inliner]: procedures = 171, calls = 35, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 134 [2023-11-19 03:58:56,286 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:58:56,287 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:58:56,287 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:58:56,288 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:58:56,298 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:58:56" (1/1) ... [2023-11-19 03:58:56,299 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:58:56" (1/1) ... [2023-11-19 03:58:56,302 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:58:56" (1/1) ... [2023-11-19 03:58:56,302 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:58:56" (1/1) ... [2023-11-19 03:58:56,316 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:58:56" (1/1) ... [2023-11-19 03:58:56,321 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:58:56" (1/1) ... [2023-11-19 03:58:56,323 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:58:56" (1/1) ... [2023-11-19 03:58:56,325 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:58:56" (1/1) ... [2023-11-19 03:58:56,329 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:58:56,330 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:58:56,330 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:58:56,331 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:58:56,332 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:58:56" (1/1) ... [2023-11-19 03:58:56,338 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:58:56,353 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bab84f2-1d08-4b45-9d9b-820b43421290/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:58:56,368 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bab84f2-1d08-4b45-9d9b-820b43421290/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:58:56,404 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bab84f2-1d08-4b45-9d9b-820b43421290/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:58:56,431 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2023-11-19 03:58:56,432 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2023-11-19 03:58:56,432 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 03:58:56,432 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-11-19 03:58:56,433 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-19 03:58:56,434 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:58:56,434 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:58:56,434 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:58:56,434 INFO L130 BoogieDeclarations]: Found specification of procedure EBStack_init [2023-11-19 03:58:56,435 INFO L138 BoogieDeclarations]: Found implementation of procedure EBStack_init [2023-11-19 03:58:56,435 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:58:56,435 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-19 03:58:56,436 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:58:56,436 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:58:56,438 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 03:58:56,707 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:58:56,709 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:58:57,004 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:58:57,110 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:58:57,110 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-19 03:58:57,115 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:58:57 BoogieIcfgContainer [2023-11-19 03:58:57,116 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:58:57,117 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:58:57,117 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:58:57,130 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:58:57,131 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:58:57" (1/1) ... [2023-11-19 03:58:57,132 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 03:58:57,137 INFO L158 Benchmark]: Toolchain (without parser) took 1656.53ms. Allocated memory is still 146.8MB. Free memory was 99.6MB in the beginning and 99.6MB in the end (delta: 52.2kB). Peak memory consumption was 1.5MB. Max. memory is 16.1GB. [2023-11-19 03:58:57,139 INFO L158 Benchmark]: CDTParser took 0.39ms. Allocated memory is still 107.0MB. Free memory was 56.3MB in the beginning and 56.2MB in the end (delta: 159.6kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:58:57,140 INFO L158 Benchmark]: CACSL2BoogieTranslator took 707.59ms. Allocated memory is still 146.8MB. Free memory was 99.6MB in the beginning and 79.2MB in the end (delta: 20.5MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-11-19 03:58:57,141 INFO L158 Benchmark]: Boogie Procedure Inliner took 95.79ms. Allocated memory is still 146.8MB. Free memory was 79.2MB in the beginning and 77.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:58:57,142 INFO L158 Benchmark]: Boogie Preprocessor took 42.13ms. Allocated memory is still 146.8MB. Free memory was 77.1MB in the beginning and 75.4MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:58:57,143 INFO L158 Benchmark]: RCFGBuilder took 785.77ms. Allocated memory is still 146.8MB. Free memory was 75.0MB in the beginning and 100.4MB in the end (delta: -25.4MB). Peak memory consumption was 12.0MB. Max. memory is 16.1GB. [2023-11-19 03:58:57,143 INFO L158 Benchmark]: CodeCheck took 18.73ms. Allocated memory is still 146.8MB. Free memory was 100.4MB in the beginning and 99.6MB in the end (delta: 810.9kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:58:57,148 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 0.39ms. Allocated memory is still 107.0MB. Free memory was 56.3MB in the beginning and 56.2MB in the end (delta: 159.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 707.59ms. Allocated memory is still 146.8MB. Free memory was 99.6MB in the beginning and 79.2MB in the end (delta: 20.5MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 95.79ms. Allocated memory is still 146.8MB. Free memory was 79.2MB in the beginning and 77.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 42.13ms. Allocated memory is still 146.8MB. Free memory was 77.1MB in the beginning and 75.4MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 785.77ms. Allocated memory is still 146.8MB. Free memory was 75.0MB in the beginning and 100.4MB in the end (delta: -25.4MB). Peak memory consumption was 12.0MB. Max. memory is 16.1GB. * CodeCheck took 18.73ms. Allocated memory is still 146.8MB. Free memory was 100.4MB in the beginning and 99.6MB in the end (delta: 810.9kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 03:58:57,206 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bab84f2-1d08-4b45-9d9b-820b43421290/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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bab84f2-1d08-4b45-9d9b-820b43421290/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bab84f2-1d08-4b45-9d9b-820b43421290/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_5bab84f2-1d08-4b45-9d9b-820b43421290/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bab84f2-1d08-4b45-9d9b-820b43421290/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-ext/25_stack_longer-2-pthread.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bab84f2-1d08-4b45-9d9b-820b43421290/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bab84f2-1d08-4b45-9d9b-820b43421290/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 182a6d766171f1265a35f12ab09c9f3211c84a0be4284400cfd02a0c04d0acfe --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:59:00,179 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:59:00,330 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bab84f2-1d08-4b45-9d9b-820b43421290/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-11-19 03:59:00,393 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:59:00,394 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:59:00,396 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:59:00,397 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:59:00,397 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:59:00,399 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:59:00,405 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:59:00,406 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:59:00,406 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:59:00,407 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:59:00,409 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:59:00,410 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:59:00,410 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:59:00,411 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 03:59:00,411 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 03:59:00,412 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 03:59:00,413 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 03:59:00,414 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 03:59:00,414 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:59:00,415 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:59:00,415 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:59:00,416 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:59:00,416 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:59:00,417 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:59:00,417 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 03:59:00,418 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-19 03:59:00,419 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:59:00,420 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:59:00,421 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:59:00,421 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:59:00,422 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:59:00,422 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 03:59:00,423 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 03:59:00,423 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:59:00,423 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-19 03:59:00,424 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 03:59:00,425 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_5bab84f2-1d08-4b45-9d9b-820b43421290/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bab84f2-1d08-4b45-9d9b-820b43421290/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 182a6d766171f1265a35f12ab09c9f3211c84a0be4284400cfd02a0c04d0acfe [2023-11-19 03:59:00,964 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:59:01,004 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:59:01,007 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:59:01,009 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:59:01,010 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:59:01,012 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bab84f2-1d08-4b45-9d9b-820b43421290/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/pthread-ext/25_stack_longer-2-pthread.i [2023-11-19 03:59:04,636 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:59:04,948 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:59:04,949 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bab84f2-1d08-4b45-9d9b-820b43421290/sv-benchmarks/c/pthread-ext/25_stack_longer-2-pthread.i [2023-11-19 03:59:04,967 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bab84f2-1d08-4b45-9d9b-820b43421290/bin/ukojak-verify-G8NBE6pJGL/data/4f0f8df82/8387ce26803b4830911fc802e13aa80e/FLAG395760d98 [2023-11-19 03:59:04,988 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bab84f2-1d08-4b45-9d9b-820b43421290/bin/ukojak-verify-G8NBE6pJGL/data/4f0f8df82/8387ce26803b4830911fc802e13aa80e [2023-11-19 03:59:04,998 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:59:05,001 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:59:05,004 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:59:05,005 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:59:05,010 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:59:05,010 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:59:04" (1/1) ... [2023-11-19 03:59:05,012 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@68cb95f8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:59:05, skipping insertion in model container [2023-11-19 03:59:05,012 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:59:04" (1/1) ... [2023-11-19 03:59:05,081 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:59:05,588 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:59:05,611 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:59:05,691 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:59:05,799 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:59:05,800 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:59:05,813 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:59:05,813 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:59:05 WrapperNode [2023-11-19 03:59:05,813 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:59:05,815 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:59:05,816 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:59:05,816 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:59:05,825 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:59:05" (1/1) ... [2023-11-19 03:59:05,861 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:59:05" (1/1) ... [2023-11-19 03:59:05,905 INFO L138 Inliner]: procedures = 175, calls = 35, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 131 [2023-11-19 03:59:05,905 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:59:05,906 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:59:05,906 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:59:05,906 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:59:05,914 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:59:05" (1/1) ... [2023-11-19 03:59:05,914 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:59:05" (1/1) ... [2023-11-19 03:59:05,919 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:59:05" (1/1) ... [2023-11-19 03:59:05,920 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:59:05" (1/1) ... [2023-11-19 03:59:05,929 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:59:05" (1/1) ... [2023-11-19 03:59:05,933 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:59:05" (1/1) ... [2023-11-19 03:59:05,937 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:59:05" (1/1) ... [2023-11-19 03:59:05,939 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:59:05" (1/1) ... [2023-11-19 03:59:05,944 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:59:05,947 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:59:05,947 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:59:05,947 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:59:05,948 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:59:05" (1/1) ... [2023-11-19 03:59:05,968 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:59:05,982 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bab84f2-1d08-4b45-9d9b-820b43421290/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:59:05,995 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bab84f2-1d08-4b45-9d9b-820b43421290/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:59:06,018 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bab84f2-1d08-4b45-9d9b-820b43421290/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:59:06,047 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2023-11-19 03:59:06,047 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2023-11-19 03:59:06,048 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-11-19 03:59:06,048 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-19 03:59:06,048 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:59:06,048 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:59:06,048 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:59:06,048 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-19 03:59:06,048 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 03:59:06,048 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-11-19 03:59:06,049 INFO L130 BoogieDeclarations]: Found specification of procedure EBStack_init [2023-11-19 03:59:06,049 INFO L138 BoogieDeclarations]: Found implementation of procedure EBStack_init [2023-11-19 03:59:06,049 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-19 03:59:06,049 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:59:06,049 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:59:06,051 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 03:59:06,261 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:59:06,265 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:59:06,548 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:59:06,675 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:59:06,678 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-19 03:59:06,682 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:59:06 BoogieIcfgContainer [2023-11-19 03:59:06,686 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:59:06,687 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:59:06,688 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:59:06,699 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:59:06,700 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:59:06" (1/1) ... [2023-11-19 03:59:06,700 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 03:59:06,707 INFO L158 Benchmark]: Toolchain (without parser) took 1705.25ms. Allocated memory is still 92.3MB. Free memory was 67.3MB in the beginning and 35.8MB in the end (delta: 31.6MB). Peak memory consumption was 32.6MB. Max. memory is 16.1GB. [2023-11-19 03:59:06,708 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 62.9MB. Free memory was 39.0MB in the beginning and 38.9MB in the end (delta: 97.9kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:59:06,710 INFO L158 Benchmark]: CACSL2BoogieTranslator took 809.42ms. Allocated memory is still 92.3MB. Free memory was 67.1MB in the beginning and 64.9MB in the end (delta: 2.2MB). Peak memory consumption was 22.1MB. Max. memory is 16.1GB. [2023-11-19 03:59:06,710 INFO L158 Benchmark]: Boogie Procedure Inliner took 90.48ms. Allocated memory is still 92.3MB. Free memory was 64.9MB in the beginning and 62.7MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:59:06,712 INFO L158 Benchmark]: Boogie Preprocessor took 38.11ms. Allocated memory is still 92.3MB. Free memory was 62.7MB in the beginning and 60.2MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:59:06,714 INFO L158 Benchmark]: RCFGBuilder took 739.45ms. Allocated memory is still 92.3MB. Free memory was 60.2MB in the beginning and 36.7MB in the end (delta: 23.6MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2023-11-19 03:59:06,715 INFO L158 Benchmark]: CodeCheck took 18.27ms. Allocated memory is still 92.3MB. Free memory was 36.7MB in the beginning and 35.8MB in the end (delta: 857.0kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:59:06,726 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 0.37ms. Allocated memory is still 62.9MB. Free memory was 39.0MB in the beginning and 38.9MB in the end (delta: 97.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 809.42ms. Allocated memory is still 92.3MB. Free memory was 67.1MB in the beginning and 64.9MB in the end (delta: 2.2MB). Peak memory consumption was 22.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 90.48ms. Allocated memory is still 92.3MB. Free memory was 64.9MB in the beginning and 62.7MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 38.11ms. Allocated memory is still 92.3MB. Free memory was 62.7MB in the beginning and 60.2MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 739.45ms. Allocated memory is still 92.3MB. Free memory was 60.2MB in the beginning and 36.7MB in the end (delta: 23.6MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * CodeCheck took 18.27ms. Allocated memory is still 92.3MB. Free memory was 36.7MB in the beginning and 35.8MB in the end (delta: 857.0kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 03:59:06,777 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5bab84f2-1d08-4b45-9d9b-820b43421290/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