./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread/stack_longer-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 6b4ec56b 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_db253515-21fa-48ef-911f-27505ad6a81c/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db253515-21fa-48ef-911f-27505ad6a81c/bin/ukojak-pZX7IvK2PQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db253515-21fa-48ef-911f-27505ad6a81c/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db253515-21fa-48ef-911f-27505ad6a81c/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread/stack_longer-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db253515-21fa-48ef-911f-27505ad6a81c/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db253515-21fa-48ef-911f-27505ad6a81c/bin/ukojak-pZX7IvK2PQ --witnessprinter.witness.filename witness.graphml --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 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-6b4ec56 [2022-11-20 18:00:38,564 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 18:00:38,567 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 18:00:38,608 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 18:00:38,608 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 18:00:38,612 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 18:00:38,614 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 18:00:38,617 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 18:00:38,619 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 18:00:38,624 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 18:00:38,625 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 18:00:38,626 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 18:00:38,627 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 18:00:38,628 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 18:00:38,629 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 18:00:38,630 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 18:00:38,631 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 18:00:38,632 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 18:00:38,636 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 18:00:38,643 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 18:00:38,645 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 18:00:38,647 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 18:00:38,649 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 18:00:38,650 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 18:00:38,658 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 18:00:38,658 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 18:00:38,659 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 18:00:38,661 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 18:00:38,661 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 18:00:38,662 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 18:00:38,663 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 18:00:38,664 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 18:00:38,665 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 18:00:38,667 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 18:00:38,668 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 18:00:38,668 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 18:00:38,668 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 18:00:38,669 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 18:00:38,669 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 18:00:38,672 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 18:00:38,672 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 18:00:38,673 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db253515-21fa-48ef-911f-27505ad6a81c/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-32bit-Kojak_Default.epf [2022-11-20 18:00:38,712 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 18:00:38,713 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 18:00:38,714 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 18:00:38,714 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 18:00:38,715 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 18:00:38,715 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 18:00:38,716 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 18:00:38,716 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 18:00:38,716 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 18:00:38,716 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 18:00:38,717 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 18:00:38,718 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 18:00:38,718 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 18:00:38,718 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 18:00:38,718 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 18:00:38,719 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 18:00:38,719 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 18:00:38,719 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 18:00:38,719 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 18:00:38,720 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 18:00:38,720 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 18:00:38,720 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 18:00:38,720 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 18:00:38,721 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 18:00:38,721 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 18:00:38,721 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 18:00:38,721 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 18:00:38,721 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-20 18:00:38,722 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 18:00:38,722 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 18:00:38,722 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_db253515-21fa-48ef-911f-27505ad6a81c/bin/ukojak-pZX7IvK2PQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db253515-21fa-48ef-911f-27505ad6a81c/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4351dece6a672e511bbcb86915e62fc8a7361763ad7ab88f2e640b2d00ea50a7 [2022-11-20 18:00:39,036 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 18:00:39,070 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 18:00:39,075 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 18:00:39,077 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 18:00:39,077 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 18:00:39,078 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db253515-21fa-48ef-911f-27505ad6a81c/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/pthread/stack_longer-1.i [2022-11-20 18:00:42,172 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 18:00:42,445 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 18:00:42,445 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db253515-21fa-48ef-911f-27505ad6a81c/sv-benchmarks/c/pthread/stack_longer-1.i [2022-11-20 18:00:42,462 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db253515-21fa-48ef-911f-27505ad6a81c/bin/ukojak-pZX7IvK2PQ/data/5c2640c1e/d717f74f32ca4d51875a06822850b441/FLAGc37d1bb97 [2022-11-20 18:00:42,487 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db253515-21fa-48ef-911f-27505ad6a81c/bin/ukojak-pZX7IvK2PQ/data/5c2640c1e/d717f74f32ca4d51875a06822850b441 [2022-11-20 18:00:42,495 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 18:00:42,497 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 18:00:42,501 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 18:00:42,501 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 18:00:42,504 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 18:00:42,504 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:00:42" (1/1) ... [2022-11-20 18:00:42,505 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@466ec2bc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:00:42, skipping insertion in model container [2022-11-20 18:00:42,506 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:00:42" (1/1) ... [2022-11-20 18:00:42,513 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 18:00:42,556 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 18:00:43,058 WARN L237 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_db253515-21fa-48ef-911f-27505ad6a81c/sv-benchmarks/c/pthread/stack_longer-1.i[41527,41540] [2022-11-20 18:00:43,091 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 18:00:43,107 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 18:00:43,165 WARN L237 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_db253515-21fa-48ef-911f-27505ad6a81c/sv-benchmarks/c/pthread/stack_longer-1.i[41527,41540] [2022-11-20 18:00:43,191 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 18:00:43,265 INFO L208 MainTranslator]: Completed translation [2022-11-20 18:00:43,266 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:00:43 WrapperNode [2022-11-20 18:00:43,268 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 18:00:43,269 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 18:00:43,270 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 18:00:43,270 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 18:00:43,278 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:00:43" (1/1) ... [2022-11-20 18:00:43,300 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:00:43" (1/1) ... [2022-11-20 18:00:43,327 INFO L138 Inliner]: procedures = 277, calls = 39, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 149 [2022-11-20 18:00:43,328 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 18:00:43,328 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 18:00:43,329 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 18:00:43,329 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 18:00:43,338 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:00:43" (1/1) ... [2022-11-20 18:00:43,339 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:00:43" (1/1) ... [2022-11-20 18:00:43,343 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:00:43" (1/1) ... [2022-11-20 18:00:43,343 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:00:43" (1/1) ... [2022-11-20 18:00:43,351 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:00:43" (1/1) ... [2022-11-20 18:00:43,356 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:00:43" (1/1) ... [2022-11-20 18:00:43,358 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:00:43" (1/1) ... [2022-11-20 18:00:43,359 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:00:43" (1/1) ... [2022-11-20 18:00:43,362 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 18:00:43,363 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 18:00:43,363 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 18:00:43,363 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 18:00:43,364 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:00:43" (1/1) ... [2022-11-20 18:00:43,370 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 18:00:43,383 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db253515-21fa-48ef-911f-27505ad6a81c/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 18:00:43,399 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db253515-21fa-48ef-911f-27505ad6a81c/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 18:00:43,444 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db253515-21fa-48ef-911f-27505ad6a81c/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 18:00:43,474 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2022-11-20 18:00:43,474 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2022-11-20 18:00:43,474 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2022-11-20 18:00:43,474 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2022-11-20 18:00:43,475 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 18:00:43,475 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 18:00:43,475 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-20 18:00:43,476 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-20 18:00:43,476 INFO L130 BoogieDeclarations]: Found specification of procedure get_top [2022-11-20 18:00:43,476 INFO L138 BoogieDeclarations]: Found implementation of procedure get_top [2022-11-20 18:00:43,477 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-11-20 18:00:43,477 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 18:00:43,477 INFO L130 BoogieDeclarations]: Found specification of procedure error [2022-11-20 18:00:43,477 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2022-11-20 18:00:43,477 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-20 18:00:43,477 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 18:00:43,478 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 18:00:43,479 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-20 18:00:43,666 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 18:00:43,680 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 18:00:44,108 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 18:00:44,118 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 18:00:44,118 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-11-20 18:00:44,120 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 06:00:44 BoogieIcfgContainer [2022-11-20 18:00:44,121 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 18:00:44,122 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 18:00:44,122 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 18:00:44,132 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 18:00:44,132 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 06:00:44" (1/1) ... [2022-11-20 18:00:44,133 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) [2022-11-20 18:00:44,137 INFO L158 Benchmark]: Toolchain (without parser) took 1639.41ms. Allocated memory is still 178.3MB. Free memory was 136.1MB in the beginning and 143.0MB in the end (delta: -7.0MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 18:00:44,138 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 142.6MB. Free memory is still 84.8MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 18:00:44,138 INFO L158 Benchmark]: CACSL2BoogieTranslator took 767.54ms. Allocated memory is still 178.3MB. Free memory was 136.1MB in the beginning and 106.7MB in the end (delta: 29.4MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2022-11-20 18:00:44,139 INFO L158 Benchmark]: Boogie Procedure Inliner took 58.68ms. Allocated memory is still 178.3MB. Free memory was 106.7MB in the beginning and 104.1MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 18:00:44,141 INFO L158 Benchmark]: Boogie Preprocessor took 33.95ms. Allocated memory is still 178.3MB. Free memory was 104.1MB in the beginning and 102.5MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 18:00:44,142 INFO L158 Benchmark]: RCFGBuilder took 757.91ms. Allocated memory is still 178.3MB. Free memory was 102.0MB in the beginning and 144.1MB in the end (delta: -42.1MB). Peak memory consumption was 23.5MB. Max. memory is 16.1GB. [2022-11-20 18:00:44,142 INFO L158 Benchmark]: CodeCheck took 14.07ms. Allocated memory is still 178.3MB. Free memory is still 143.0MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 18:00:44,145 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 0.27ms. Allocated memory is still 142.6MB. Free memory is still 84.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 767.54ms. Allocated memory is still 178.3MB. Free memory was 136.1MB in the beginning and 106.7MB in the end (delta: 29.4MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 58.68ms. Allocated memory is still 178.3MB. Free memory was 106.7MB in the beginning and 104.1MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 33.95ms. Allocated memory is still 178.3MB. Free memory was 104.1MB in the beginning and 102.5MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 757.91ms. Allocated memory is still 178.3MB. Free memory was 102.0MB in the beginning and 144.1MB in the end (delta: -42.1MB). Peak memory consumption was 23.5MB. Max. memory is 16.1GB. * CodeCheck took 14.07ms. Allocated memory is still 178.3MB. Free memory is still 143.0MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-20 18:00:44,168 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db253515-21fa-48ef-911f-27505ad6a81c/bin/ukojak-pZX7IvK2PQ/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_db253515-21fa-48ef-911f-27505ad6a81c/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db253515-21fa-48ef-911f-27505ad6a81c/bin/ukojak-pZX7IvK2PQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db253515-21fa-48ef-911f-27505ad6a81c/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db253515-21fa-48ef-911f-27505ad6a81c/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread/stack_longer-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db253515-21fa-48ef-911f-27505ad6a81c/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db253515-21fa-48ef-911f-27505ad6a81c/bin/ukojak-pZX7IvK2PQ --witnessprinter.witness.filename witness.graphml --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 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-6b4ec56 [2022-11-20 18:00:46,636 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 18:00:46,641 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 18:00:46,676 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 18:00:46,678 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 18:00:46,681 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 18:00:46,685 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 18:00:46,688 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 18:00:46,690 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 18:00:46,696 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 18:00:46,697 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 18:00:46,698 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 18:00:46,699 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 18:00:46,702 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 18:00:46,703 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 18:00:46,708 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 18:00:46,712 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 18:00:46,713 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 18:00:46,714 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 18:00:46,716 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 18:00:46,721 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 18:00:46,722 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 18:00:46,723 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 18:00:46,724 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 18:00:46,727 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 18:00:46,727 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 18:00:46,727 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 18:00:46,728 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 18:00:46,729 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 18:00:46,730 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 18:00:46,730 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 18:00:46,731 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 18:00:46,732 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 18:00:46,732 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 18:00:46,733 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 18:00:46,752 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 18:00:46,753 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 18:00:46,753 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 18:00:46,754 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 18:00:46,755 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 18:00:46,755 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 18:00:46,756 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db253515-21fa-48ef-911f-27505ad6a81c/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2022-11-20 18:00:46,798 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 18:00:46,798 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 18:00:46,800 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 18:00:46,800 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 18:00:46,801 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 18:00:46,801 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 18:00:46,802 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 18:00:46,802 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 18:00:46,802 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 18:00:46,802 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 18:00:46,804 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 18:00:46,804 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 18:00:46,804 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 18:00:46,804 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 18:00:46,805 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-20 18:00:46,805 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-20 18:00:46,805 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 18:00:46,805 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-20 18:00:46,806 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 18:00:46,806 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 18:00:46,806 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 18:00:46,807 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 18:00:46,807 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 18:00:46,807 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 18:00:46,807 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 18:00:46,808 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 18:00:46,808 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 18:00:46,808 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 18:00:46,809 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 18:00:46,809 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-20 18:00:46,809 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-20 18:00:46,809 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 18:00:46,810 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-11-20 18:00:46,810 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-20 18:00:46,810 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_db253515-21fa-48ef-911f-27505ad6a81c/bin/ukojak-pZX7IvK2PQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db253515-21fa-48ef-911f-27505ad6a81c/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4351dece6a672e511bbcb86915e62fc8a7361763ad7ab88f2e640b2d00ea50a7 [2022-11-20 18:00:47,231 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 18:00:47,263 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 18:00:47,265 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 18:00:47,266 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 18:00:47,269 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 18:00:47,270 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db253515-21fa-48ef-911f-27505ad6a81c/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/pthread/stack_longer-1.i [2022-11-20 18:00:50,372 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 18:00:50,766 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 18:00:50,766 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db253515-21fa-48ef-911f-27505ad6a81c/sv-benchmarks/c/pthread/stack_longer-1.i [2022-11-20 18:00:50,789 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db253515-21fa-48ef-911f-27505ad6a81c/bin/ukojak-pZX7IvK2PQ/data/236507be1/353f30aadfdd48f28fce2922662bb5cc/FLAG4ff16238a [2022-11-20 18:00:50,808 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db253515-21fa-48ef-911f-27505ad6a81c/bin/ukojak-pZX7IvK2PQ/data/236507be1/353f30aadfdd48f28fce2922662bb5cc [2022-11-20 18:00:50,811 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 18:00:50,813 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 18:00:50,816 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 18:00:50,816 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 18:00:50,819 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 18:00:50,820 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:00:50" (1/1) ... [2022-11-20 18:00:50,824 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5d763cc5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:00:50, skipping insertion in model container [2022-11-20 18:00:50,824 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:00:50" (1/1) ... [2022-11-20 18:00:50,832 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 18:00:50,889 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 18:00:51,484 WARN L237 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_db253515-21fa-48ef-911f-27505ad6a81c/sv-benchmarks/c/pthread/stack_longer-1.i[41527,41540] [2022-11-20 18:00:51,526 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 18:00:51,551 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 18:00:51,602 WARN L237 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_db253515-21fa-48ef-911f-27505ad6a81c/sv-benchmarks/c/pthread/stack_longer-1.i[41527,41540] [2022-11-20 18:00:51,611 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 18:00:51,709 INFO L208 MainTranslator]: Completed translation [2022-11-20 18:00:51,709 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:00:51 WrapperNode [2022-11-20 18:00:51,710 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 18:00:51,711 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 18:00:51,711 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 18:00:51,711 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 18:00:51,718 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:00:51" (1/1) ... [2022-11-20 18:00:51,742 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:00:51" (1/1) ... [2022-11-20 18:00:51,766 INFO L138 Inliner]: procedures = 281, calls = 39, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 145 [2022-11-20 18:00:51,766 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 18:00:51,767 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 18:00:51,767 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 18:00:51,767 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 18:00:51,777 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:00:51" (1/1) ... [2022-11-20 18:00:51,777 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:00:51" (1/1) ... [2022-11-20 18:00:51,794 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:00:51" (1/1) ... [2022-11-20 18:00:51,795 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:00:51" (1/1) ... [2022-11-20 18:00:51,805 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:00:51" (1/1) ... [2022-11-20 18:00:51,821 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:00:51" (1/1) ... [2022-11-20 18:00:51,827 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:00:51" (1/1) ... [2022-11-20 18:00:51,839 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:00:51" (1/1) ... [2022-11-20 18:00:51,843 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 18:00:51,843 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 18:00:51,844 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 18:00:51,844 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 18:00:51,845 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:00:51" (1/1) ... [2022-11-20 18:00:51,850 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 18:00:51,872 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db253515-21fa-48ef-911f-27505ad6a81c/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 18:00:51,891 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db253515-21fa-48ef-911f-27505ad6a81c/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 18:00:51,925 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db253515-21fa-48ef-911f-27505ad6a81c/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 18:00:51,947 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-11-20 18:00:51,948 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2022-11-20 18:00:51,948 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2022-11-20 18:00:51,948 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2022-11-20 18:00:51,948 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2022-11-20 18:00:51,948 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 18:00:51,948 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 18:00:51,949 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-11-20 18:00:51,949 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-11-20 18:00:51,949 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-11-20 18:00:51,949 INFO L130 BoogieDeclarations]: Found specification of procedure get_top [2022-11-20 18:00:51,949 INFO L138 BoogieDeclarations]: Found implementation of procedure get_top [2022-11-20 18:00:51,949 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-11-20 18:00:51,950 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 18:00:51,950 INFO L130 BoogieDeclarations]: Found specification of procedure error [2022-11-20 18:00:51,950 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2022-11-20 18:00:51,950 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 18:00:51,950 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 18:00:51,952 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-20 18:00:52,144 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 18:00:52,146 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 18:00:52,524 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 18:00:52,533 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 18:00:52,533 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-11-20 18:00:52,536 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 06:00:52 BoogieIcfgContainer [2022-11-20 18:00:52,536 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 18:00:52,537 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 18:00:52,537 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 18:00:52,547 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 18:00:52,547 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 06:00:52" (1/1) ... [2022-11-20 18:00:52,548 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) [2022-11-20 18:00:52,552 INFO L158 Benchmark]: Toolchain (without parser) took 1738.19ms. Allocated memory is still 88.1MB. Free memory was 64.8MB in the beginning and 56.3MB in the end (delta: 8.5MB). Peak memory consumption was 10.4MB. Max. memory is 16.1GB. [2022-11-20 18:00:52,552 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 65.0MB. Free memory was 43.3MB in the beginning and 43.2MB in the end (delta: 73.4kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 18:00:52,553 INFO L158 Benchmark]: CACSL2BoogieTranslator took 894.00ms. Allocated memory is still 88.1MB. Free memory was 64.6MB in the beginning and 55.2MB in the end (delta: 9.3MB). Peak memory consumption was 26.9MB. Max. memory is 16.1GB. [2022-11-20 18:00:52,553 INFO L158 Benchmark]: Boogie Procedure Inliner took 55.68ms. Allocated memory is still 88.1MB. Free memory was 55.2MB in the beginning and 52.7MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 18:00:52,554 INFO L158 Benchmark]: Boogie Preprocessor took 75.91ms. Allocated memory is still 88.1MB. Free memory was 52.7MB in the beginning and 50.2MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 18:00:52,554 INFO L158 Benchmark]: RCFGBuilder took 692.44ms. Allocated memory is still 88.1MB. Free memory was 50.2MB in the beginning and 57.4MB in the end (delta: -7.1MB). Peak memory consumption was 17.1MB. Max. memory is 16.1GB. [2022-11-20 18:00:52,555 INFO L158 Benchmark]: CodeCheck took 13.44ms. Allocated memory is still 88.1MB. Free memory was 57.4MB in the beginning and 56.3MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 18:00:52,558 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 0.23ms. Allocated memory is still 65.0MB. Free memory was 43.3MB in the beginning and 43.2MB in the end (delta: 73.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 894.00ms. Allocated memory is still 88.1MB. Free memory was 64.6MB in the beginning and 55.2MB in the end (delta: 9.3MB). Peak memory consumption was 26.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 55.68ms. Allocated memory is still 88.1MB. Free memory was 55.2MB in the beginning and 52.7MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 75.91ms. Allocated memory is still 88.1MB. Free memory was 52.7MB in the beginning and 50.2MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 692.44ms. Allocated memory is still 88.1MB. Free memory was 50.2MB in the beginning and 57.4MB in the end (delta: -7.1MB). Peak memory consumption was 17.1MB. Max. memory is 16.1GB. * CodeCheck took 13.44ms. Allocated memory is still 88.1MB. Free memory was 57.4MB in the beginning and 56.3MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-20 18:00:52,586 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db253515-21fa-48ef-911f-27505ad6a81c/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with 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