./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread/stack_longer-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e04fb08f Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eead4234-aa4c-4ab4-9bbc-325d153a6574/bin/ukojak-CydTVMUXoH/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eead4234-aa4c-4ab4-9bbc-325d153a6574/bin/ukojak-CydTVMUXoH/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eead4234-aa4c-4ab4-9bbc-325d153a6574/bin/ukojak-CydTVMUXoH/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eead4234-aa4c-4ab4-9bbc-325d153a6574/bin/ukojak-CydTVMUXoH/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread/stack_longer-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eead4234-aa4c-4ab4-9bbc-325d153a6574/bin/ukojak-CydTVMUXoH/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eead4234-aa4c-4ab4-9bbc-325d153a6574/bin/ukojak-CydTVMUXoH --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 4351dece6a672e511bbcb86915e62fc8a7361763ad7ab88f2e640b2d00ea50a7 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-e04fb08 [2022-11-16 06:39:34,107 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-16 06:39:34,109 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-16 06:39:34,141 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-16 06:39:34,141 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-16 06:39:34,145 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-16 06:39:34,148 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-16 06:39:34,153 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-16 06:39:34,154 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-16 06:39:34,155 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-16 06:39:34,156 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-16 06:39:34,157 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-16 06:39:34,158 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-16 06:39:34,159 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-16 06:39:34,162 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-16 06:39:34,164 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-16 06:39:34,165 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-16 06:39:34,172 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-16 06:39:34,178 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-16 06:39:34,180 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-16 06:39:34,185 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-16 06:39:34,187 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-16 06:39:34,189 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-16 06:39:34,190 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-16 06:39:34,195 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-16 06:39:34,200 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-16 06:39:34,200 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-16 06:39:34,201 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-16 06:39:34,203 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-16 06:39:34,204 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-16 06:39:34,205 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-16 06:39:34,206 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-16 06:39:34,207 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-16 06:39:34,209 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-16 06:39:34,211 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-16 06:39:34,211 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-16 06:39:34,212 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-16 06:39:34,212 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-16 06:39:34,212 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-16 06:39:34,213 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-16 06:39:34,214 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-16 06:39:34,215 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eead4234-aa4c-4ab4-9bbc-325d153a6574/bin/ukojak-CydTVMUXoH/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-11-16 06:39:34,268 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-16 06:39:34,268 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-16 06:39:34,270 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-16 06:39:34,270 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-16 06:39:34,271 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-16 06:39:34,271 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-16 06:39:34,271 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-16 06:39:34,272 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-16 06:39:34,272 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-16 06:39:34,272 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-16 06:39:34,273 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-16 06:39:34,273 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-16 06:39:34,274 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-16 06:39:34,274 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-16 06:39:34,274 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-16 06:39:34,274 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-16 06:39:34,275 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-16 06:39:34,275 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-16 06:39:34,275 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-16 06:39:34,275 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-16 06:39:34,276 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-16 06:39:34,276 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-16 06:39:34,276 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-16 06:39:34,276 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-16 06:39:34,277 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-16 06:39:34,277 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-16 06:39:34,277 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-16 06:39:34,277 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-16 06:39:34,278 INFO L138 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_eead4234-aa4c-4ab4-9bbc-325d153a6574/bin/ukojak-CydTVMUXoH/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eead4234-aa4c-4ab4-9bbc-325d153a6574/bin/ukojak-CydTVMUXoH Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4351dece6a672e511bbcb86915e62fc8a7361763ad7ab88f2e640b2d00ea50a7 [2022-11-16 06:39:34,595 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-16 06:39:34,617 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-16 06:39:34,619 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-16 06:39:34,621 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-16 06:39:34,622 INFO L275 PluginConnector]: CDTParser initialized [2022-11-16 06:39:34,623 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eead4234-aa4c-4ab4-9bbc-325d153a6574/bin/ukojak-CydTVMUXoH/../../sv-benchmarks/c/pthread/stack_longer-1.i [2022-11-16 06:39:34,697 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eead4234-aa4c-4ab4-9bbc-325d153a6574/bin/ukojak-CydTVMUXoH/data/eb4b31c57/29f4c25fffc34792bd9189ef18ad64b2/FLAG2c1ad16ca [2022-11-16 06:39:35,323 INFO L306 CDTParser]: Found 1 translation units. [2022-11-16 06:39:35,324 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eead4234-aa4c-4ab4-9bbc-325d153a6574/sv-benchmarks/c/pthread/stack_longer-1.i [2022-11-16 06:39:35,341 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eead4234-aa4c-4ab4-9bbc-325d153a6574/bin/ukojak-CydTVMUXoH/data/eb4b31c57/29f4c25fffc34792bd9189ef18ad64b2/FLAG2c1ad16ca [2022-11-16 06:39:35,586 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eead4234-aa4c-4ab4-9bbc-325d153a6574/bin/ukojak-CydTVMUXoH/data/eb4b31c57/29f4c25fffc34792bd9189ef18ad64b2 [2022-11-16 06:39:35,589 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-16 06:39:35,590 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-16 06:39:35,592 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-16 06:39:35,592 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-16 06:39:35,596 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-16 06:39:35,597 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 06:39:35" (1/1) ... [2022-11-16 06:39:35,599 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@58a13425 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:39:35, skipping insertion in model container [2022-11-16 06:39:35,599 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 06:39:35" (1/1) ... [2022-11-16 06:39:35,607 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-16 06:39:35,672 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-16 06:39:36,296 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eead4234-aa4c-4ab4-9bbc-325d153a6574/sv-benchmarks/c/pthread/stack_longer-1.i[41527,41540] [2022-11-16 06:39:36,339 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 06:39:36,353 INFO L203 MainTranslator]: Completed pre-run [2022-11-16 06:39:36,405 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eead4234-aa4c-4ab4-9bbc-325d153a6574/sv-benchmarks/c/pthread/stack_longer-1.i[41527,41540] [2022-11-16 06:39:36,428 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 06:39:36,498 INFO L208 MainTranslator]: Completed translation [2022-11-16 06:39:36,499 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:39:36 WrapperNode [2022-11-16 06:39:36,499 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-16 06:39:36,501 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-16 06:39:36,501 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-16 06:39:36,503 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-16 06:39:36,510 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:39:36" (1/1) ... [2022-11-16 06:39:36,538 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:39:36" (1/1) ... [2022-11-16 06:39:36,580 INFO L138 Inliner]: procedures = 277, calls = 41, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 143 [2022-11-16 06:39:36,580 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-16 06:39:36,581 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-16 06:39:36,581 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-16 06:39:36,581 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-16 06:39:36,590 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:39:36" (1/1) ... [2022-11-16 06:39:36,591 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:39:36" (1/1) ... [2022-11-16 06:39:36,601 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:39:36" (1/1) ... [2022-11-16 06:39:36,602 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:39:36" (1/1) ... [2022-11-16 06:39:36,618 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:39:36" (1/1) ... [2022-11-16 06:39:36,621 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:39:36" (1/1) ... [2022-11-16 06:39:36,623 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:39:36" (1/1) ... [2022-11-16 06:39:36,625 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:39:36" (1/1) ... [2022-11-16 06:39:36,627 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-16 06:39:36,628 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-16 06:39:36,628 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-16 06:39:36,629 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-16 06:39:36,630 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:39:36" (1/1) ... [2022-11-16 06:39:36,640 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-16 06:39:36,654 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eead4234-aa4c-4ab4-9bbc-325d153a6574/bin/ukojak-CydTVMUXoH/z3 [2022-11-16 06:39:36,668 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eead4234-aa4c-4ab4-9bbc-325d153a6574/bin/ukojak-CydTVMUXoH/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-16 06:39:36,697 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eead4234-aa4c-4ab4-9bbc-325d153a6574/bin/ukojak-CydTVMUXoH/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-16 06:39:36,714 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2022-11-16 06:39:36,714 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2022-11-16 06:39:36,715 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2022-11-16 06:39:36,715 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2022-11-16 06:39:36,716 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-16 06:39:36,716 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-16 06:39:36,716 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-16 06:39:36,716 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-16 06:39:36,716 INFO L130 BoogieDeclarations]: Found specification of procedure get_top [2022-11-16 06:39:36,717 INFO L138 BoogieDeclarations]: Found implementation of procedure get_top [2022-11-16 06:39:36,717 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-11-16 06:39:36,717 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-16 06:39:36,717 INFO L130 BoogieDeclarations]: Found specification of procedure error [2022-11-16 06:39:36,717 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2022-11-16 06:39:36,718 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-16 06:39:36,718 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-16 06:39:36,718 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-16 06:39:36,720 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-16 06:39:36,924 INFO L235 CfgBuilder]: Building ICFG [2022-11-16 06:39:36,926 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-16 06:39:37,296 INFO L276 CfgBuilder]: Performing block encoding [2022-11-16 06:39:37,304 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-16 06:39:37,305 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-11-16 06:39:37,307 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 06:39:37 BoogieIcfgContainer [2022-11-16 06:39:37,307 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-16 06:39:37,308 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-16 06:39:37,308 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-16 06:39:37,332 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-16 06:39:37,332 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 06:39:37" (1/1) ... [2022-11-16 06:39:37,333 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:173) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:358) 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:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) 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) [2022-11-16 06:39:37,339 INFO L158 Benchmark]: Toolchain (without parser) took 1746.37ms. Allocated memory is still 121.6MB. Free memory was 75.6MB in the beginning and 53.1MB in the end (delta: 22.6MB). Peak memory consumption was 19.5MB. Max. memory is 16.1GB. [2022-11-16 06:39:37,340 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 121.6MB. Free memory was 93.9MB in the beginning and 93.8MB in the end (delta: 69.3kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-16 06:39:37,341 INFO L158 Benchmark]: CACSL2BoogieTranslator took 907.51ms. Allocated memory is still 121.6MB. Free memory was 75.4MB in the beginning and 76.2MB in the end (delta: -772.2kB). Peak memory consumption was 9.0MB. Max. memory is 16.1GB. [2022-11-16 06:39:37,343 INFO L158 Benchmark]: Boogie Procedure Inliner took 79.42ms. Allocated memory is still 121.6MB. Free memory was 76.2MB in the beginning and 73.5MB in the end (delta: 2.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-16 06:39:37,344 INFO L158 Benchmark]: Boogie Preprocessor took 46.68ms. Allocated memory is still 121.6MB. Free memory was 73.5MB in the beginning and 71.7MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-16 06:39:37,345 INFO L158 Benchmark]: RCFGBuilder took 679.27ms. Allocated memory is still 121.6MB. Free memory was 71.7MB in the beginning and 54.0MB in the end (delta: 17.7MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2022-11-16 06:39:37,345 INFO L158 Benchmark]: CodeCheck took 27.79ms. Allocated memory is still 121.6MB. Free memory was 54.0MB in the beginning and 53.1MB in the end (delta: 940.0kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-16 06:39:37,354 INFO L339 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:173) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 121.6MB. Free memory was 93.9MB in the beginning and 93.8MB in the end (delta: 69.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 907.51ms. Allocated memory is still 121.6MB. Free memory was 75.4MB in the beginning and 76.2MB in the end (delta: -772.2kB). Peak memory consumption was 9.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 79.42ms. Allocated memory is still 121.6MB. Free memory was 76.2MB in the beginning and 73.5MB in the end (delta: 2.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 46.68ms. Allocated memory is still 121.6MB. Free memory was 73.5MB in the beginning and 71.7MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 679.27ms. Allocated memory is still 121.6MB. Free memory was 71.7MB in the beginning and 54.0MB in the end (delta: 17.7MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * CodeCheck took 27.79ms. Allocated memory is still 121.6MB. Free memory was 54.0MB in the beginning and 53.1MB in the end (delta: 940.0kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-16 06:39:37,399 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eead4234-aa4c-4ab4-9bbc-325d153a6574/bin/ukojak-CydTVMUXoH/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eead4234-aa4c-4ab4-9bbc-325d153a6574/bin/ukojak-CydTVMUXoH/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eead4234-aa4c-4ab4-9bbc-325d153a6574/bin/ukojak-CydTVMUXoH/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eead4234-aa4c-4ab4-9bbc-325d153a6574/bin/ukojak-CydTVMUXoH/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eead4234-aa4c-4ab4-9bbc-325d153a6574/bin/ukojak-CydTVMUXoH/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread/stack_longer-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eead4234-aa4c-4ab4-9bbc-325d153a6574/bin/ukojak-CydTVMUXoH/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eead4234-aa4c-4ab4-9bbc-325d153a6574/bin/ukojak-CydTVMUXoH --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 4351dece6a672e511bbcb86915e62fc8a7361763ad7ab88f2e640b2d00ea50a7 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-e04fb08 [2022-11-16 06:39:39,786 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-16 06:39:39,788 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-16 06:39:39,808 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-16 06:39:39,809 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-16 06:39:39,810 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-16 06:39:39,811 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-16 06:39:39,813 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-16 06:39:39,815 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-16 06:39:39,816 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-16 06:39:39,817 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-16 06:39:39,818 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-16 06:39:39,819 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-16 06:39:39,820 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-16 06:39:39,821 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-16 06:39:39,823 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-16 06:39:39,827 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-16 06:39:39,828 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-16 06:39:39,830 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-16 06:39:39,832 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-16 06:39:39,833 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-16 06:39:39,838 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-16 06:39:39,839 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-16 06:39:39,840 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-16 06:39:39,844 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-16 06:39:39,844 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-16 06:39:39,845 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-16 06:39:39,846 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-16 06:39:39,846 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-16 06:39:39,847 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-16 06:39:39,848 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-16 06:39:39,849 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-16 06:39:39,849 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-16 06:39:39,863 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-16 06:39:39,865 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-16 06:39:39,865 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-16 06:39:39,866 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-16 06:39:39,866 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-16 06:39:39,866 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-16 06:39:39,867 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-16 06:39:39,868 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-16 06:39:39,876 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eead4234-aa4c-4ab4-9bbc-325d153a6574/bin/ukojak-CydTVMUXoH/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2022-11-16 06:39:39,924 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-16 06:39:39,924 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-16 06:39:39,927 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-16 06:39:39,927 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-16 06:39:39,928 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-16 06:39:39,929 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-16 06:39:39,929 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-16 06:39:39,929 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-16 06:39:39,930 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-16 06:39:39,930 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-16 06:39:39,931 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-16 06:39:39,931 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-16 06:39:39,931 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-16 06:39:39,931 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-16 06:39:39,932 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-16 06:39:39,932 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-16 06:39:39,932 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-16 06:39:39,932 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-16 06:39:39,932 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-16 06:39:39,933 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-16 06:39:39,933 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-16 06:39:39,933 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-16 06:39:39,933 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-16 06:39:39,933 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-16 06:39:39,934 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-16 06:39:39,934 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-16 06:39:39,934 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-16 06:39:39,934 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-16 06:39:39,934 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-16 06:39:39,935 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-16 06:39:39,935 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-11-16 06:39:39,935 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-16 06:39:39,935 INFO L138 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_eead4234-aa4c-4ab4-9bbc-325d153a6574/bin/ukojak-CydTVMUXoH/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eead4234-aa4c-4ab4-9bbc-325d153a6574/bin/ukojak-CydTVMUXoH Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4351dece6a672e511bbcb86915e62fc8a7361763ad7ab88f2e640b2d00ea50a7 [2022-11-16 06:39:40,340 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-16 06:39:40,366 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-16 06:39:40,368 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-16 06:39:40,370 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-16 06:39:40,372 INFO L275 PluginConnector]: CDTParser initialized [2022-11-16 06:39:40,376 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eead4234-aa4c-4ab4-9bbc-325d153a6574/bin/ukojak-CydTVMUXoH/../../sv-benchmarks/c/pthread/stack_longer-1.i [2022-11-16 06:39:40,466 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eead4234-aa4c-4ab4-9bbc-325d153a6574/bin/ukojak-CydTVMUXoH/data/18d7a019c/e670f6495a2c4aa099e22be3aad17bee/FLAGb1d13a0c3 [2022-11-16 06:39:41,048 INFO L306 CDTParser]: Found 1 translation units. [2022-11-16 06:39:41,049 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eead4234-aa4c-4ab4-9bbc-325d153a6574/sv-benchmarks/c/pthread/stack_longer-1.i [2022-11-16 06:39:41,066 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eead4234-aa4c-4ab4-9bbc-325d153a6574/bin/ukojak-CydTVMUXoH/data/18d7a019c/e670f6495a2c4aa099e22be3aad17bee/FLAGb1d13a0c3 [2022-11-16 06:39:41,336 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eead4234-aa4c-4ab4-9bbc-325d153a6574/bin/ukojak-CydTVMUXoH/data/18d7a019c/e670f6495a2c4aa099e22be3aad17bee [2022-11-16 06:39:41,338 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-16 06:39:41,339 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-16 06:39:41,341 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-16 06:39:41,341 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-16 06:39:41,345 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-16 06:39:41,346 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 06:39:41" (1/1) ... [2022-11-16 06:39:41,347 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6633cc0f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:39:41, skipping insertion in model container [2022-11-16 06:39:41,347 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 06:39:41" (1/1) ... [2022-11-16 06:39:41,358 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-16 06:39:41,414 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-16 06:39:41,862 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eead4234-aa4c-4ab4-9bbc-325d153a6574/sv-benchmarks/c/pthread/stack_longer-1.i[41527,41540] [2022-11-16 06:39:41,887 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 06:39:41,901 INFO L203 MainTranslator]: Completed pre-run [2022-11-16 06:39:41,951 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eead4234-aa4c-4ab4-9bbc-325d153a6574/sv-benchmarks/c/pthread/stack_longer-1.i[41527,41540] [2022-11-16 06:39:41,962 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 06:39:42,072 INFO L208 MainTranslator]: Completed translation [2022-11-16 06:39:42,073 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:39:42 WrapperNode [2022-11-16 06:39:42,073 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-16 06:39:42,074 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-16 06:39:42,075 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-16 06:39:42,075 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-16 06:39:42,082 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:39:42" (1/1) ... [2022-11-16 06:39:42,115 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:39:42" (1/1) ... [2022-11-16 06:39:42,161 INFO L138 Inliner]: procedures = 281, calls = 41, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 139 [2022-11-16 06:39:42,173 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-16 06:39:42,174 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-16 06:39:42,174 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-16 06:39:42,174 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-16 06:39:42,184 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:39:42" (1/1) ... [2022-11-16 06:39:42,184 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:39:42" (1/1) ... [2022-11-16 06:39:42,199 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:39:42" (1/1) ... [2022-11-16 06:39:42,199 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:39:42" (1/1) ... [2022-11-16 06:39:42,207 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:39:42" (1/1) ... [2022-11-16 06:39:42,219 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:39:42" (1/1) ... [2022-11-16 06:39:42,223 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:39:42" (1/1) ... [2022-11-16 06:39:42,230 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:39:42" (1/1) ... [2022-11-16 06:39:42,233 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-16 06:39:42,240 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-16 06:39:42,240 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-16 06:39:42,244 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-16 06:39:42,245 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:39:42" (1/1) ... [2022-11-16 06:39:42,251 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-16 06:39:42,266 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eead4234-aa4c-4ab4-9bbc-325d153a6574/bin/ukojak-CydTVMUXoH/z3 [2022-11-16 06:39:42,284 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eead4234-aa4c-4ab4-9bbc-325d153a6574/bin/ukojak-CydTVMUXoH/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-16 06:39:42,311 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eead4234-aa4c-4ab4-9bbc-325d153a6574/bin/ukojak-CydTVMUXoH/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-16 06:39:42,338 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-11-16 06:39:42,338 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2022-11-16 06:39:42,338 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2022-11-16 06:39:42,338 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2022-11-16 06:39:42,339 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2022-11-16 06:39:42,339 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-16 06:39:42,339 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-16 06:39:42,339 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-11-16 06:39:42,341 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-11-16 06:39:42,342 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-11-16 06:39:42,342 INFO L130 BoogieDeclarations]: Found specification of procedure get_top [2022-11-16 06:39:42,342 INFO L138 BoogieDeclarations]: Found implementation of procedure get_top [2022-11-16 06:39:42,342 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-11-16 06:39:42,342 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-16 06:39:42,342 INFO L130 BoogieDeclarations]: Found specification of procedure error [2022-11-16 06:39:42,343 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2022-11-16 06:39:42,343 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-16 06:39:42,343 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-16 06:39:42,344 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-16 06:39:42,570 INFO L235 CfgBuilder]: Building ICFG [2022-11-16 06:39:42,572 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-16 06:39:42,893 INFO L276 CfgBuilder]: Performing block encoding [2022-11-16 06:39:42,912 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-16 06:39:42,919 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-11-16 06:39:42,921 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 06:39:42 BoogieIcfgContainer [2022-11-16 06:39:42,930 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-16 06:39:42,931 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-16 06:39:42,931 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-16 06:39:42,942 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-16 06:39:42,942 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 06:39:42" (1/1) ... [2022-11-16 06:39:42,943 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:173) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:358) 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:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) 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) [2022-11-16 06:39:42,950 INFO L158 Benchmark]: Toolchain (without parser) took 1609.64ms. Allocated memory was 62.9MB in the beginning and 81.8MB in the end (delta: 18.9MB). Free memory was 41.7MB in the beginning and 61.9MB in the end (delta: -20.1MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-16 06:39:42,950 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 62.9MB. Free memory was 44.0MB in the beginning and 44.0MB in the end (delta: 47.7kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-16 06:39:42,951 INFO L158 Benchmark]: CACSL2BoogieTranslator took 733.10ms. Allocated memory is still 62.9MB. Free memory was 41.5MB in the beginning and 27.3MB in the end (delta: 14.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-16 06:39:42,951 INFO L158 Benchmark]: Boogie Procedure Inliner took 98.45ms. Allocated memory is still 62.9MB. Free memory was 27.3MB in the beginning and 45.6MB in the end (delta: -18.3MB). Peak memory consumption was 8.1MB. Max. memory is 16.1GB. [2022-11-16 06:39:42,952 INFO L158 Benchmark]: Boogie Preprocessor took 64.85ms. Allocated memory is still 62.9MB. Free memory was 45.6MB in the beginning and 43.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-16 06:39:42,952 INFO L158 Benchmark]: RCFGBuilder took 690.73ms. Allocated memory was 62.9MB in the beginning and 81.8MB in the end (delta: 18.9MB). Free memory was 43.5MB in the beginning and 62.9MB in the end (delta: -19.5MB). Peak memory consumption was 20.2MB. Max. memory is 16.1GB. [2022-11-16 06:39:42,953 INFO L158 Benchmark]: CodeCheck took 17.15ms. Allocated memory is still 81.8MB. Free memory was 62.9MB in the beginning and 61.9MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-16 06:39:42,956 INFO L339 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:173) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24ms. Allocated memory is still 62.9MB. Free memory was 44.0MB in the beginning and 44.0MB in the end (delta: 47.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 733.10ms. Allocated memory is still 62.9MB. Free memory was 41.5MB in the beginning and 27.3MB in the end (delta: 14.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 98.45ms. Allocated memory is still 62.9MB. Free memory was 27.3MB in the beginning and 45.6MB in the end (delta: -18.3MB). Peak memory consumption was 8.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 64.85ms. Allocated memory is still 62.9MB. Free memory was 45.6MB in the beginning and 43.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 690.73ms. Allocated memory was 62.9MB in the beginning and 81.8MB in the end (delta: 18.9MB). Free memory was 43.5MB in the beginning and 62.9MB in the end (delta: -19.5MB). Peak memory consumption was 20.2MB. Max. memory is 16.1GB. * CodeCheck took 17.15ms. Allocated memory is still 81.8MB. Free memory was 62.9MB in the beginning and 61.9MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-16 06:39:42,985 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eead4234-aa4c-4ab4-9bbc-325d153a6574/bin/ukojak-CydTVMUXoH/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