./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 b5237d83 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_7975a5eb-61b2-4ea3-a7d9-0abf6e08b08d/bin/ukojak-jW3SillKbg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7975a5eb-61b2-4ea3-a7d9-0abf6e08b08d/bin/ukojak-jW3SillKbg/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7975a5eb-61b2-4ea3-a7d9-0abf6e08b08d/bin/ukojak-jW3SillKbg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7975a5eb-61b2-4ea3-a7d9-0abf6e08b08d/bin/ukojak-jW3SillKbg/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread/stack_longer-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7975a5eb-61b2-4ea3-a7d9-0abf6e08b08d/bin/ukojak-jW3SillKbg/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7975a5eb-61b2-4ea3-a7d9-0abf6e08b08d/bin/ukojak-jW3SillKbg --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-b5237d8 [2022-11-21 22:58:46,009 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 22:58:46,012 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 22:58:46,053 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 22:58:46,054 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 22:58:46,058 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 22:58:46,059 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 22:58:46,061 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 22:58:46,062 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 22:58:46,063 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 22:58:46,064 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 22:58:46,065 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 22:58:46,066 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 22:58:46,067 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 22:58:46,068 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 22:58:46,069 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 22:58:46,070 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 22:58:46,073 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 22:58:46,076 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 22:58:46,083 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 22:58:46,087 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 22:58:46,088 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 22:58:46,089 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 22:58:46,090 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 22:58:46,093 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 22:58:46,094 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 22:58:46,094 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 22:58:46,095 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 22:58:46,095 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 22:58:46,096 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 22:58:46,098 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 22:58:46,099 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 22:58:46,100 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 22:58:46,102 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 22:58:46,103 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 22:58:46,103 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 22:58:46,104 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 22:58:46,104 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 22:58:46,104 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 22:58:46,105 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 22:58:46,107 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 22:58:46,108 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7975a5eb-61b2-4ea3-a7d9-0abf6e08b08d/bin/ukojak-jW3SillKbg/config/svcomp-Overflow-32bit-Kojak_Default.epf [2022-11-21 22:58:46,127 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 22:58:46,128 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 22:58:46,128 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 22:58:46,129 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-21 22:58:46,129 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 22:58:46,129 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 22:58:46,130 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 22:58:46,130 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-21 22:58:46,130 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-21 22:58:46,130 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-21 22:58:46,130 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-21 22:58:46,131 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 22:58:46,131 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-21 22:58:46,131 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 22:58:46,131 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-21 22:58:46,132 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-21 22:58:46,132 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-21 22:58:46,132 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-21 22:58:46,132 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 22:58:46,132 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-21 22:58:46,133 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-21 22:58:46,133 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-21 22:58:46,133 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 22:58:46,133 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 22:58:46,133 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 22:58:46,133 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 22:58:46,134 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-21 22:58:46,134 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-21 22:58:46,135 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-21 22:58:46,135 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-21 22:58:46,136 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_7975a5eb-61b2-4ea3-a7d9-0abf6e08b08d/bin/ukojak-jW3SillKbg/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7975a5eb-61b2-4ea3-a7d9-0abf6e08b08d/bin/ukojak-jW3SillKbg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4351dece6a672e511bbcb86915e62fc8a7361763ad7ab88f2e640b2d00ea50a7 [2022-11-21 22:58:46,431 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 22:58:46,451 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 22:58:46,454 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 22:58:46,456 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 22:58:46,457 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 22:58:46,459 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7975a5eb-61b2-4ea3-a7d9-0abf6e08b08d/bin/ukojak-jW3SillKbg/../../sv-benchmarks/c/pthread/stack_longer-1.i [2022-11-21 22:58:49,492 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 22:58:49,807 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 22:58:49,808 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7975a5eb-61b2-4ea3-a7d9-0abf6e08b08d/sv-benchmarks/c/pthread/stack_longer-1.i [2022-11-21 22:58:49,837 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7975a5eb-61b2-4ea3-a7d9-0abf6e08b08d/bin/ukojak-jW3SillKbg/data/0fbb6cacf/95ae00fe0a0c449e896d82cbbbbf9f33/FLAG77f3f4eea [2022-11-21 22:58:49,852 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7975a5eb-61b2-4ea3-a7d9-0abf6e08b08d/bin/ukojak-jW3SillKbg/data/0fbb6cacf/95ae00fe0a0c449e896d82cbbbbf9f33 [2022-11-21 22:58:49,854 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 22:58:49,856 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 22:58:49,857 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 22:58:49,858 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 22:58:49,861 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 22:58:49,862 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:58:49" (1/1) ... [2022-11-21 22:58:49,863 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4f299aa0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:58:49, skipping insertion in model container [2022-11-21 22:58:49,863 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:58:49" (1/1) ... [2022-11-21 22:58:49,871 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 22:58:49,921 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 22:58:50,403 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_7975a5eb-61b2-4ea3-a7d9-0abf6e08b08d/sv-benchmarks/c/pthread/stack_longer-1.i[41527,41540] [2022-11-21 22:58:50,460 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 22:58:50,475 INFO L203 MainTranslator]: Completed pre-run [2022-11-21 22:58:50,528 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_7975a5eb-61b2-4ea3-a7d9-0abf6e08b08d/sv-benchmarks/c/pthread/stack_longer-1.i[41527,41540] [2022-11-21 22:58:50,545 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 22:58:50,620 INFO L208 MainTranslator]: Completed translation [2022-11-21 22:58:50,621 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:58:50 WrapperNode [2022-11-21 22:58:50,623 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 22:58:50,625 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-21 22:58:50,625 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-21 22:58:50,625 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-21 22:58:50,633 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:58:50" (1/1) ... [2022-11-21 22:58:50,664 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:58:50" (1/1) ... [2022-11-21 22:58:50,712 INFO L138 Inliner]: procedures = 277, calls = 39, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 149 [2022-11-21 22:58:50,713 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-21 22:58:50,714 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-21 22:58:50,714 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-21 22:58:50,714 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-21 22:58:50,725 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:58:50" (1/1) ... [2022-11-21 22:58:50,725 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:58:50" (1/1) ... [2022-11-21 22:58:50,743 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:58:50" (1/1) ... [2022-11-21 22:58:50,744 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:58:50" (1/1) ... [2022-11-21 22:58:50,762 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:58:50" (1/1) ... [2022-11-21 22:58:50,777 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:58:50" (1/1) ... [2022-11-21 22:58:50,779 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:58:50" (1/1) ... [2022-11-21 22:58:50,780 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:58:50" (1/1) ... [2022-11-21 22:58:50,783 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-21 22:58:50,790 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-21 22:58:50,790 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-21 22:58:50,791 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-21 22:58:50,791 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:58:50" (1/1) ... [2022-11-21 22:58:50,797 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 22:58:50,810 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7975a5eb-61b2-4ea3-a7d9-0abf6e08b08d/bin/ukojak-jW3SillKbg/z3 [2022-11-21 22:58:50,828 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7975a5eb-61b2-4ea3-a7d9-0abf6e08b08d/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-21 22:58:50,852 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7975a5eb-61b2-4ea3-a7d9-0abf6e08b08d/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-21 22:58:50,871 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2022-11-21 22:58:50,872 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2022-11-21 22:58:50,872 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2022-11-21 22:58:50,872 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2022-11-21 22:58:50,872 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-21 22:58:50,872 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-21 22:58:50,872 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-21 22:58:50,872 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-21 22:58:50,873 INFO L130 BoogieDeclarations]: Found specification of procedure get_top [2022-11-21 22:58:50,873 INFO L138 BoogieDeclarations]: Found implementation of procedure get_top [2022-11-21 22:58:50,873 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-11-21 22:58:50,873 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-21 22:58:50,873 INFO L130 BoogieDeclarations]: Found specification of procedure error [2022-11-21 22:58:50,873 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2022-11-21 22:58:50,873 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-21 22:58:50,874 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-21 22:58:50,874 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-21 22:58:50,875 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-21 22:58:51,036 INFO L235 CfgBuilder]: Building ICFG [2022-11-21 22:58:51,038 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-21 22:58:51,352 INFO L276 CfgBuilder]: Performing block encoding [2022-11-21 22:58:51,361 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-21 22:58:51,362 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-11-21 22:58:51,364 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:58:51 BoogieIcfgContainer [2022-11-21 22:58:51,364 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-21 22:58:51,365 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-21 22:58:51,365 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-21 22:58:51,376 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-21 22:58:51,376 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:58:51" (1/1) ... [2022-11-21 22:58:51,377 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) [2022-11-21 22:58:51,381 INFO L158 Benchmark]: Toolchain (without parser) took 1524.23ms. Allocated memory is still 165.7MB. Free memory was 132.8MB in the beginning and 79.0MB in the end (delta: 53.8MB). Peak memory consumption was 54.5MB. Max. memory is 16.1GB. [2022-11-21 22:58:51,382 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 121.6MB. Free memory was 75.1MB in the beginning and 75.0MB in the end (delta: 159.5kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 22:58:51,382 INFO L158 Benchmark]: CACSL2BoogieTranslator took 766.21ms. Allocated memory is still 165.7MB. Free memory was 132.8MB in the beginning and 103.4MB in the end (delta: 29.4MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2022-11-21 22:58:51,383 INFO L158 Benchmark]: Boogie Procedure Inliner took 88.63ms. Allocated memory is still 165.7MB. Free memory was 103.4MB in the beginning and 100.6MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-21 22:58:51,384 INFO L158 Benchmark]: Boogie Preprocessor took 75.60ms. Allocated memory is still 165.7MB. Free memory was 100.6MB in the beginning and 98.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 22:58:51,384 INFO L158 Benchmark]: RCFGBuilder took 574.08ms. Allocated memory is still 165.7MB. Free memory was 98.5MB in the beginning and 80.4MB in the end (delta: 18.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-11-21 22:58:51,385 INFO L158 Benchmark]: CodeCheck took 14.42ms. Allocated memory is still 165.7MB. Free memory was 80.4MB in the beginning and 79.0MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 22:58:51,388 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 121.6MB. Free memory was 75.1MB in the beginning and 75.0MB in the end (delta: 159.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 766.21ms. Allocated memory is still 165.7MB. Free memory was 132.8MB in the beginning and 103.4MB in the end (delta: 29.4MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 88.63ms. Allocated memory is still 165.7MB. Free memory was 103.4MB in the beginning and 100.6MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 75.60ms. Allocated memory is still 165.7MB. Free memory was 100.6MB in the beginning and 98.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 574.08ms. Allocated memory is still 165.7MB. Free memory was 98.5MB in the beginning and 80.4MB in the end (delta: 18.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 14.42ms. Allocated memory is still 165.7MB. Free memory was 80.4MB in the beginning and 79.0MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-21 22:58:51,427 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7975a5eb-61b2-4ea3-a7d9-0abf6e08b08d/bin/ukojak-jW3SillKbg/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_7975a5eb-61b2-4ea3-a7d9-0abf6e08b08d/bin/ukojak-jW3SillKbg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7975a5eb-61b2-4ea3-a7d9-0abf6e08b08d/bin/ukojak-jW3SillKbg/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7975a5eb-61b2-4ea3-a7d9-0abf6e08b08d/bin/ukojak-jW3SillKbg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7975a5eb-61b2-4ea3-a7d9-0abf6e08b08d/bin/ukojak-jW3SillKbg/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread/stack_longer-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7975a5eb-61b2-4ea3-a7d9-0abf6e08b08d/bin/ukojak-jW3SillKbg/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7975a5eb-61b2-4ea3-a7d9-0abf6e08b08d/bin/ukojak-jW3SillKbg --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-b5237d8 [2022-11-21 22:58:53,784 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 22:58:53,786 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 22:58:53,835 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 22:58:53,836 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 22:58:53,837 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 22:58:53,838 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 22:58:53,840 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 22:58:53,842 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 22:58:53,851 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 22:58:53,852 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 22:58:53,856 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 22:58:53,857 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 22:58:53,860 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 22:58:53,864 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 22:58:53,868 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 22:58:53,869 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 22:58:53,870 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 22:58:53,871 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 22:58:53,873 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 22:58:53,874 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 22:58:53,881 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 22:58:53,883 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 22:58:53,884 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 22:58:53,893 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 22:58:53,893 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 22:58:53,893 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 22:58:53,894 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 22:58:53,895 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 22:58:53,896 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 22:58:53,896 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 22:58:53,897 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 22:58:53,897 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 22:58:53,898 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 22:58:53,899 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 22:58:53,899 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 22:58:53,900 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 22:58:53,900 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 22:58:53,900 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 22:58:53,901 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 22:58:53,902 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 22:58:53,903 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7975a5eb-61b2-4ea3-a7d9-0abf6e08b08d/bin/ukojak-jW3SillKbg/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2022-11-21 22:58:53,929 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 22:58:53,930 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 22:58:53,931 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 22:58:53,931 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-21 22:58:53,932 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 22:58:53,932 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 22:58:53,933 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 22:58:53,933 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-21 22:58:53,933 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-21 22:58:53,933 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-21 22:58:53,933 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 22:58:53,934 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-21 22:58:53,934 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 22:58:53,934 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-21 22:58:53,934 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-21 22:58:53,934 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-21 22:58:53,935 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-21 22:58:53,935 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-21 22:58:53,935 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-21 22:58:53,935 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-21 22:58:53,936 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 22:58:53,936 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-21 22:58:53,936 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-21 22:58:53,936 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-21 22:58:53,936 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 22:58:53,937 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 22:58:53,937 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 22:58:53,937 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 22:58:53,937 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-21 22:58:53,938 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-21 22:58:53,938 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-21 22:58:53,938 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-21 22:58:53,938 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-11-21 22:58:53,938 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-21 22:58:53,939 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_7975a5eb-61b2-4ea3-a7d9-0abf6e08b08d/bin/ukojak-jW3SillKbg/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7975a5eb-61b2-4ea3-a7d9-0abf6e08b08d/bin/ukojak-jW3SillKbg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4351dece6a672e511bbcb86915e62fc8a7361763ad7ab88f2e640b2d00ea50a7 [2022-11-21 22:58:54,362 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 22:58:54,386 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 22:58:54,389 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 22:58:54,390 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 22:58:54,391 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 22:58:54,392 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7975a5eb-61b2-4ea3-a7d9-0abf6e08b08d/bin/ukojak-jW3SillKbg/../../sv-benchmarks/c/pthread/stack_longer-1.i [2022-11-21 22:58:57,527 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 22:58:57,801 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 22:58:57,802 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7975a5eb-61b2-4ea3-a7d9-0abf6e08b08d/sv-benchmarks/c/pthread/stack_longer-1.i [2022-11-21 22:58:57,823 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7975a5eb-61b2-4ea3-a7d9-0abf6e08b08d/bin/ukojak-jW3SillKbg/data/f427e3ad3/e4316145a2b349c39612bd136d21e0e4/FLAGb8e6073f6 [2022-11-21 22:58:57,840 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7975a5eb-61b2-4ea3-a7d9-0abf6e08b08d/bin/ukojak-jW3SillKbg/data/f427e3ad3/e4316145a2b349c39612bd136d21e0e4 [2022-11-21 22:58:57,845 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 22:58:57,846 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 22:58:57,849 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 22:58:57,849 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 22:58:57,853 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 22:58:57,853 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:58:57" (1/1) ... [2022-11-21 22:58:57,857 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4974b088 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:58:57, skipping insertion in model container [2022-11-21 22:58:57,858 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:58:57" (1/1) ... [2022-11-21 22:58:57,865 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 22:58:57,908 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 22:58:58,434 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_7975a5eb-61b2-4ea3-a7d9-0abf6e08b08d/sv-benchmarks/c/pthread/stack_longer-1.i[41527,41540] [2022-11-21 22:58:58,460 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 22:58:58,476 INFO L203 MainTranslator]: Completed pre-run [2022-11-21 22:58:58,516 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_7975a5eb-61b2-4ea3-a7d9-0abf6e08b08d/sv-benchmarks/c/pthread/stack_longer-1.i[41527,41540] [2022-11-21 22:58:58,528 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 22:58:58,598 INFO L208 MainTranslator]: Completed translation [2022-11-21 22:58:58,598 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:58:58 WrapperNode [2022-11-21 22:58:58,599 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 22:58:58,600 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-21 22:58:58,600 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-21 22:58:58,600 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-21 22:58:58,607 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:58:58" (1/1) ... [2022-11-21 22:58:58,625 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:58:58" (1/1) ... [2022-11-21 22:58:58,650 INFO L138 Inliner]: procedures = 281, calls = 39, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 145 [2022-11-21 22:58:58,650 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-21 22:58:58,651 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-21 22:58:58,651 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-21 22:58:58,651 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-21 22:58:58,661 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:58:58" (1/1) ... [2022-11-21 22:58:58,661 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:58:58" (1/1) ... [2022-11-21 22:58:58,665 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:58:58" (1/1) ... [2022-11-21 22:58:58,665 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:58:58" (1/1) ... [2022-11-21 22:58:58,690 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:58:58" (1/1) ... [2022-11-21 22:58:58,704 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:58:58" (1/1) ... [2022-11-21 22:58:58,709 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:58:58" (1/1) ... [2022-11-21 22:58:58,713 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:58:58" (1/1) ... [2022-11-21 22:58:58,716 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-21 22:58:58,717 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-21 22:58:58,718 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-21 22:58:58,718 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-21 22:58:58,719 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:58:58" (1/1) ... [2022-11-21 22:58:58,734 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 22:58:58,746 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7975a5eb-61b2-4ea3-a7d9-0abf6e08b08d/bin/ukojak-jW3SillKbg/z3 [2022-11-21 22:58:58,764 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7975a5eb-61b2-4ea3-a7d9-0abf6e08b08d/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-21 22:58:58,798 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7975a5eb-61b2-4ea3-a7d9-0abf6e08b08d/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-21 22:58:58,820 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-11-21 22:58:58,820 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2022-11-21 22:58:58,820 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2022-11-21 22:58:58,820 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2022-11-21 22:58:58,820 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2022-11-21 22:58:58,820 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-21 22:58:58,821 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-21 22:58:58,821 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-11-21 22:58:58,821 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-11-21 22:58:58,822 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-11-21 22:58:58,822 INFO L130 BoogieDeclarations]: Found specification of procedure get_top [2022-11-21 22:58:58,822 INFO L138 BoogieDeclarations]: Found implementation of procedure get_top [2022-11-21 22:58:58,822 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-11-21 22:58:58,822 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-21 22:58:58,822 INFO L130 BoogieDeclarations]: Found specification of procedure error [2022-11-21 22:58:58,822 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2022-11-21 22:58:58,822 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-21 22:58:58,823 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-21 22:58:58,824 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-21 22:58:59,087 INFO L235 CfgBuilder]: Building ICFG [2022-11-21 22:58:59,090 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-21 22:58:59,474 INFO L276 CfgBuilder]: Performing block encoding [2022-11-21 22:58:59,494 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-21 22:58:59,494 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-11-21 22:58:59,496 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:58:59 BoogieIcfgContainer [2022-11-21 22:58:59,496 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-21 22:58:59,497 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-21 22:58:59,497 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-21 22:58:59,511 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-21 22:58:59,511 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:58:59" (1/1) ... [2022-11-21 22:58:59,512 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) [2022-11-21 22:58:59,518 INFO L158 Benchmark]: Toolchain (without parser) took 1670.99ms. Allocated memory was 62.9MB in the beginning and 75.5MB in the end (delta: 12.6MB). Free memory was 35.2MB in the beginning and 31.6MB in the end (delta: 3.6MB). Peak memory consumption was 15.8MB. Max. memory is 16.1GB. [2022-11-21 22:58:59,519 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 62.9MB. Free memory was 40.8MB in the beginning and 40.8MB in the end (delta: 84.0kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 22:58:59,520 INFO L158 Benchmark]: CACSL2BoogieTranslator took 749.86ms. Allocated memory was 62.9MB in the beginning and 75.5MB in the end (delta: 12.6MB). Free memory was 35.0MB in the beginning and 35.5MB in the end (delta: -487.8kB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-11-21 22:58:59,521 INFO L158 Benchmark]: Boogie Procedure Inliner took 50.61ms. Allocated memory is still 75.5MB. Free memory was 35.5MB in the beginning and 32.8MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 22:58:59,522 INFO L158 Benchmark]: Boogie Preprocessor took 65.79ms. Allocated memory is still 75.5MB. Free memory was 32.8MB in the beginning and 52.5MB in the end (delta: -19.7MB). Peak memory consumption was 5.3MB. Max. memory is 16.1GB. [2022-11-21 22:58:59,523 INFO L158 Benchmark]: RCFGBuilder took 779.15ms. Allocated memory is still 75.5MB. Free memory was 52.5MB in the beginning and 32.5MB in the end (delta: 19.9MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2022-11-21 22:58:59,524 INFO L158 Benchmark]: CodeCheck took 19.10ms. Allocated memory is still 75.5MB. Free memory was 32.5MB in the beginning and 31.6MB in the end (delta: 893.1kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 22:58:59,534 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 0.22ms. Allocated memory is still 62.9MB. Free memory was 40.8MB in the beginning and 40.8MB in the end (delta: 84.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 749.86ms. Allocated memory was 62.9MB in the beginning and 75.5MB in the end (delta: 12.6MB). Free memory was 35.0MB in the beginning and 35.5MB in the end (delta: -487.8kB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 50.61ms. Allocated memory is still 75.5MB. Free memory was 35.5MB in the beginning and 32.8MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 65.79ms. Allocated memory is still 75.5MB. Free memory was 32.8MB in the beginning and 52.5MB in the end (delta: -19.7MB). Peak memory consumption was 5.3MB. Max. memory is 16.1GB. * RCFGBuilder took 779.15ms. Allocated memory is still 75.5MB. Free memory was 52.5MB in the beginning and 32.5MB in the end (delta: 19.9MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * CodeCheck took 19.10ms. Allocated memory is still 75.5MB. Free memory was 32.5MB in the beginning and 31.6MB in the end (delta: 893.1kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-21 22:58:59,587 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7975a5eb-61b2-4ea3-a7d9-0abf6e08b08d/bin/ukojak-jW3SillKbg/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