./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-complex/safestack_relacy.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a255d089-f396-4337-a5e2-87ab26f8c4d7/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a255d089-f396-4337-a5e2-87ab26f8c4d7/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a255d089-f396-4337-a5e2-87ab26f8c4d7/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a255d089-f396-4337-a5e2-87ab26f8c4d7/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-complex/safestack_relacy.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a255d089-f396-4337-a5e2-87ab26f8c4d7/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a255d089-f396-4337-a5e2-87ab26f8c4d7/bin/ukojak-verify-afCqCEvfdi --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 1d61eb304445c3cb39dfadfa4748d680ea5f0f4958f8bc176e8bc3c77c47e674 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:10:15,334 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:10:15,438 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a255d089-f396-4337-a5e2-87ab26f8c4d7/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-24 22:10:15,445 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 22:10:15,446 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 22:10:15,492 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:10:15,493 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 22:10:15,493 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 22:10:15,495 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:10:15,499 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:10:15,501 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:10:15,501 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 22:10:15,502 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 22:10:15,503 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 22:10:15,504 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 22:10:15,504 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:10:15,504 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 22:10:15,505 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:10:15,505 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 22:10:15,506 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-24 22:10:15,506 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 22:10:15,507 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 22:10:15,507 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 22:10:15,507 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:10:15,508 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:10:15,509 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:10:15,509 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:10:15,509 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:10:15,510 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:10:15,510 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:10:15,511 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:10:15,512 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 22:10:15,512 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 22:10:15,512 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 22:10:15,512 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 22:10:15,513 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_a255d089-f396-4337-a5e2-87ab26f8c4d7/bin/ukojak-verify-afCqCEvfdi/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a255d089-f396-4337-a5e2-87ab26f8c4d7/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1d61eb304445c3cb39dfadfa4748d680ea5f0f4958f8bc176e8bc3c77c47e674 [2023-11-24 22:10:15,805 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:10:15,837 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:10:15,839 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:10:15,841 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:10:15,841 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:10:15,843 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a255d089-f396-4337-a5e2-87ab26f8c4d7/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/pthread-complex/safestack_relacy.i [2023-11-24 22:10:18,950 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:10:19,345 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:10:19,346 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a255d089-f396-4337-a5e2-87ab26f8c4d7/sv-benchmarks/c/pthread-complex/safestack_relacy.i [2023-11-24 22:10:19,370 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a255d089-f396-4337-a5e2-87ab26f8c4d7/bin/ukojak-verify-afCqCEvfdi/data/7c91db4ec/f48934d0e54b4ac98191397e3cbc53aa/FLAGe91ddb9f7 [2023-11-24 22:10:19,385 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a255d089-f396-4337-a5e2-87ab26f8c4d7/bin/ukojak-verify-afCqCEvfdi/data/7c91db4ec/f48934d0e54b4ac98191397e3cbc53aa [2023-11-24 22:10:19,388 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:10:19,389 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:10:19,391 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:10:19,392 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:10:19,396 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:10:19,397 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:10:19" (1/1) ... [2023-11-24 22:10:19,398 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@64191baa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:10:19, skipping insertion in model container [2023-11-24 22:10:19,398 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:10:19" (1/1) ... [2023-11-24 22:10:19,507 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:10:20,446 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:10:20,464 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:10:20,538 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:10:20,654 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:10:20,655 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:10:20,661 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:10:20,662 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:10:20 WrapperNode [2023-11-24 22:10:20,662 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:10:20,663 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:10:20,663 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:10:20,663 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:10:20,671 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:10:20" (1/1) ... [2023-11-24 22:10:20,708 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:10:20" (1/1) ... [2023-11-24 22:10:20,750 INFO L138 Inliner]: procedures = 481, calls = 75, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 202 [2023-11-24 22:10:20,750 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:10:20,751 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:10:20,751 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:10:20,752 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:10:20,761 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:10:20" (1/1) ... [2023-11-24 22:10:20,762 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:10:20" (1/1) ... [2023-11-24 22:10:20,769 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:10:20" (1/1) ... [2023-11-24 22:10:20,770 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:10:20" (1/1) ... [2023-11-24 22:10:20,792 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:10:20" (1/1) ... [2023-11-24 22:10:20,797 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:10:20" (1/1) ... [2023-11-24 22:10:20,804 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:10:20" (1/1) ... [2023-11-24 22:10:20,807 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:10:20" (1/1) ... [2023-11-24 22:10:20,816 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:10:20,817 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:10:20,817 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:10:20,817 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:10:20,818 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:10:20" (1/1) ... [2023-11-24 22:10:20,829 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:10:20,845 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a255d089-f396-4337-a5e2-87ab26f8c4d7/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:10:20,858 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a255d089-f396-4337-a5e2-87ab26f8c4d7/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:10:20,862 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a255d089-f396-4337-a5e2-87ab26f8c4d7/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:10:20,894 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-24 22:10:20,894 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 22:10:20,894 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-24 22:10:20,894 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-24 22:10:20,895 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:10:20,895 INFO L130 BoogieDeclarations]: Found specification of procedure thread [2023-11-24 22:10:20,895 INFO L138 BoogieDeclarations]: Found implementation of procedure thread [2023-11-24 22:10:20,895 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:10:20,895 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:10:20,896 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_exchange [2023-11-24 22:10:20,896 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_exchange [2023-11-24 22:10:20,896 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_store [2023-11-24 22:10:20,896 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_store [2023-11-24 22:10:20,896 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 22:10:20,896 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_load [2023-11-24 22:10:20,897 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_load [2023-11-24 22:10:20,897 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-24 22:10:20,897 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_compare_and_exchange [2023-11-24 22:10:20,897 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_compare_and_exchange [2023-11-24 22:10:20,897 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 22:10:20,899 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-24 22:10:21,218 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:10:21,220 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:10:21,687 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:10:21,755 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 22:10:21,755 INFO L309 CfgBuilder]: Removed 7 assume(true) statements. [2023-11-24 22:10:21,757 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:10:21 BoogieIcfgContainer [2023-11-24 22:10:21,757 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 22:10:21,758 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 22:10:21,758 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 22:10:21,769 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 22:10:21,769 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:10:21" (1/1) ... [2023-11-24 22:10:21,770 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:359) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-24 22:10:21,774 INFO L158 Benchmark]: Toolchain (without parser) took 2383.79ms. Allocated memory was 142.6MB in the beginning and 201.3MB in the end (delta: 58.7MB). Free memory was 84.9MB in the beginning and 142.5MB in the end (delta: -57.6MB). Peak memory consumption was 2.9MB. Max. memory is 16.1GB. [2023-11-24 22:10:21,775 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 142.6MB. Free memory is still 82.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 22:10:21,776 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1270.84ms. Allocated memory was 142.6MB in the beginning and 201.3MB in the end (delta: 58.7MB). Free memory was 84.5MB in the beginning and 129.7MB in the end (delta: -45.2MB). Peak memory consumption was 23.3MB. Max. memory is 16.1GB. [2023-11-24 22:10:21,776 INFO L158 Benchmark]: Boogie Procedure Inliner took 87.82ms. Allocated memory is still 201.3MB. Free memory was 129.7MB in the beginning and 125.5MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-24 22:10:21,777 INFO L158 Benchmark]: Boogie Preprocessor took 64.51ms. Allocated memory is still 201.3MB. Free memory was 125.5MB in the beginning and 122.2MB in the end (delta: 3.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-24 22:10:21,778 INFO L158 Benchmark]: RCFGBuilder took 940.68ms. Allocated memory is still 201.3MB. Free memory was 122.2MB in the beginning and 143.6MB in the end (delta: -21.3MB). Peak memory consumption was 23.6MB. Max. memory is 16.1GB. [2023-11-24 22:10:21,779 INFO L158 Benchmark]: CodeCheck took 14.29ms. Allocated memory is still 201.3MB. Free memory was 143.6MB in the beginning and 142.5MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 22:10:21,782 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 0.26ms. Allocated memory is still 142.6MB. Free memory is still 82.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1270.84ms. Allocated memory was 142.6MB in the beginning and 201.3MB in the end (delta: 58.7MB). Free memory was 84.5MB in the beginning and 129.7MB in the end (delta: -45.2MB). Peak memory consumption was 23.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 87.82ms. Allocated memory is still 201.3MB. Free memory was 129.7MB in the beginning and 125.5MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 64.51ms. Allocated memory is still 201.3MB. Free memory was 125.5MB in the beginning and 122.2MB in the end (delta: 3.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 940.68ms. Allocated memory is still 201.3MB. Free memory was 122.2MB in the beginning and 143.6MB in the end (delta: -21.3MB). Peak memory consumption was 23.6MB. Max. memory is 16.1GB. * CodeCheck took 14.29ms. Allocated memory is still 201.3MB. Free memory was 143.6MB in the beginning and 142.5MB 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. [2023-11-24 22:10:21,811 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a255d089-f396-4337-a5e2-87ab26f8c4d7/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a255d089-f396-4337-a5e2-87ab26f8c4d7/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a255d089-f396-4337-a5e2-87ab26f8c4d7/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a255d089-f396-4337-a5e2-87ab26f8c4d7/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a255d089-f396-4337-a5e2-87ab26f8c4d7/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-complex/safestack_relacy.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a255d089-f396-4337-a5e2-87ab26f8c4d7/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a255d089-f396-4337-a5e2-87ab26f8c4d7/bin/ukojak-verify-afCqCEvfdi --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 1d61eb304445c3cb39dfadfa4748d680ea5f0f4958f8bc176e8bc3c77c47e674 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:10:24,611 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:10:24,766 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a255d089-f396-4337-a5e2-87ab26f8c4d7/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-11-24 22:10:24,816 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:10:24,818 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 22:10:24,819 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 22:10:24,820 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:10:24,821 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:10:24,822 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:10:24,827 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 22:10:24,828 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 22:10:24,828 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 22:10:24,829 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:10:24,831 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 22:10:24,831 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:10:24,832 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 22:10:24,832 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-24 22:10:24,833 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-24 22:10:24,833 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-24 22:10:24,834 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-24 22:10:24,835 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 22:10:24,836 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 22:10:24,836 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 22:10:24,837 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:10:24,837 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:10:24,838 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:10:24,838 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:10:24,838 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 22:10:24,839 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-24 22:10:24,840 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:10:24,841 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:10:24,841 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:10:24,842 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:10:24,842 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 22:10:24,843 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-24 22:10:24,843 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 22:10:24,843 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 22:10:24,843 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-24 22:10:24,844 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-24 22:10:24,845 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_a255d089-f396-4337-a5e2-87ab26f8c4d7/bin/ukojak-verify-afCqCEvfdi/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a255d089-f396-4337-a5e2-87ab26f8c4d7/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1d61eb304445c3cb39dfadfa4748d680ea5f0f4958f8bc176e8bc3c77c47e674 [2023-11-24 22:10:25,283 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:10:25,315 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:10:25,318 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:10:25,319 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:10:25,320 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:10:25,321 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a255d089-f396-4337-a5e2-87ab26f8c4d7/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/pthread-complex/safestack_relacy.i [2023-11-24 22:10:28,567 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:10:29,016 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:10:29,020 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a255d089-f396-4337-a5e2-87ab26f8c4d7/sv-benchmarks/c/pthread-complex/safestack_relacy.i [2023-11-24 22:10:29,056 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a255d089-f396-4337-a5e2-87ab26f8c4d7/bin/ukojak-verify-afCqCEvfdi/data/81c94465e/f2f0f8828d614bb39519ee94575da442/FLAG405613f21 [2023-11-24 22:10:29,078 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a255d089-f396-4337-a5e2-87ab26f8c4d7/bin/ukojak-verify-afCqCEvfdi/data/81c94465e/f2f0f8828d614bb39519ee94575da442 [2023-11-24 22:10:29,084 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:10:29,086 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:10:29,090 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:10:29,090 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:10:29,095 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:10:29,096 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:10:29" (1/1) ... [2023-11-24 22:10:29,097 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3b64ce5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:10:29, skipping insertion in model container [2023-11-24 22:10:29,098 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:10:29" (1/1) ... [2023-11-24 22:10:29,189 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:10:30,071 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:10:30,091 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:10:30,271 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:10:30,448 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:10:30,449 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:10:30,480 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:10:30,481 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:10:30 WrapperNode [2023-11-24 22:10:30,481 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:10:30,483 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:10:30,483 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:10:30,483 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:10:30,492 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:10:30" (1/1) ... [2023-11-24 22:10:30,556 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:10:30" (1/1) ... [2023-11-24 22:10:30,615 INFO L138 Inliner]: procedures = 485, calls = 75, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 195 [2023-11-24 22:10:30,616 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:10:30,616 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:10:30,617 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:10:30,617 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:10:30,626 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:10:30" (1/1) ... [2023-11-24 22:10:30,627 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:10:30" (1/1) ... [2023-11-24 22:10:30,648 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:10:30" (1/1) ... [2023-11-24 22:10:30,661 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:10:30" (1/1) ... [2023-11-24 22:10:30,693 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:10:30" (1/1) ... [2023-11-24 22:10:30,697 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:10:30" (1/1) ... [2023-11-24 22:10:30,721 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:10:30" (1/1) ... [2023-11-24 22:10:30,725 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:10:30" (1/1) ... [2023-11-24 22:10:30,734 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:10:30,735 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:10:30,735 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:10:30,736 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:10:30,736 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:10:30" (1/1) ... [2023-11-24 22:10:30,742 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:10:30,758 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a255d089-f396-4337-a5e2-87ab26f8c4d7/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:10:30,776 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a255d089-f396-4337-a5e2-87ab26f8c4d7/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:10:30,789 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a255d089-f396-4337-a5e2-87ab26f8c4d7/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:10:30,821 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-24 22:10:30,821 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 22:10:30,821 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-24 22:10:30,821 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-11-24 22:10:30,822 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-24 22:10:30,822 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:10:30,822 INFO L130 BoogieDeclarations]: Found specification of procedure thread [2023-11-24 22:10:30,822 INFO L138 BoogieDeclarations]: Found implementation of procedure thread [2023-11-24 22:10:30,822 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:10:30,822 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:10:30,822 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_exchange [2023-11-24 22:10:30,823 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_exchange [2023-11-24 22:10:30,823 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-24 22:10:30,823 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_store [2023-11-24 22:10:30,823 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_store [2023-11-24 22:10:30,823 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 22:10:30,823 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-24 22:10:30,823 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_load [2023-11-24 22:10:30,824 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_load [2023-11-24 22:10:30,824 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_compare_and_exchange [2023-11-24 22:10:30,824 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_compare_and_exchange [2023-11-24 22:10:30,826 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-24 22:10:31,158 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:10:31,161 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:10:31,828 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:10:31,898 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 22:10:31,898 INFO L309 CfgBuilder]: Removed 7 assume(true) statements. [2023-11-24 22:10:31,900 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:10:31 BoogieIcfgContainer [2023-11-24 22:10:31,900 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 22:10:31,901 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 22:10:31,901 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 22:10:31,912 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 22:10:31,913 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:10:31" (1/1) ... [2023-11-24 22:10:31,914 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:359) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-24 22:10:31,918 INFO L158 Benchmark]: Toolchain (without parser) took 2831.31ms. Allocated memory is still 115.3MB. Free memory was 88.5MB in the beginning and 70.2MB in the end (delta: 18.3MB). Peak memory consumption was 21.7MB. Max. memory is 16.1GB. [2023-11-24 22:10:31,919 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 73.4MB. Free memory is still 49.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 22:10:31,919 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1391.99ms. Allocated memory is still 115.3MB. Free memory was 88.3MB in the beginning and 87.6MB in the end (delta: 722.9kB). Peak memory consumption was 44.2MB. Max. memory is 16.1GB. [2023-11-24 22:10:31,920 INFO L158 Benchmark]: Boogie Procedure Inliner took 133.26ms. Allocated memory is still 115.3MB. Free memory was 87.6MB in the beginning and 84.0MB in the end (delta: 3.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 22:10:31,921 INFO L158 Benchmark]: Boogie Preprocessor took 117.90ms. Allocated memory is still 115.3MB. Free memory was 83.4MB in the beginning and 79.2MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-24 22:10:31,922 INFO L158 Benchmark]: RCFGBuilder took 1165.08ms. Allocated memory is still 115.3MB. Free memory was 79.2MB in the beginning and 71.7MB in the end (delta: 7.5MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2023-11-24 22:10:31,922 INFO L158 Benchmark]: CodeCheck took 15.32ms. Allocated memory is still 115.3MB. Free memory was 71.7MB in the beginning and 70.2MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 22:10:31,926 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 0.21ms. Allocated memory is still 73.4MB. Free memory is still 49.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1391.99ms. Allocated memory is still 115.3MB. Free memory was 88.3MB in the beginning and 87.6MB in the end (delta: 722.9kB). Peak memory consumption was 44.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 133.26ms. Allocated memory is still 115.3MB. Free memory was 87.6MB in the beginning and 84.0MB in the end (delta: 3.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 117.90ms. Allocated memory is still 115.3MB. Free memory was 83.4MB in the beginning and 79.2MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1165.08ms. Allocated memory is still 115.3MB. Free memory was 79.2MB in the beginning and 71.7MB in the end (delta: 7.5MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * CodeCheck took 15.32ms. Allocated memory is still 115.3MB. Free memory was 71.7MB in the beginning and 70.2MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-24 22:10:31,954 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a255d089-f396-4337-a5e2-87ab26f8c4d7/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported