./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread/stack_longer-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 53f42b1a Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2dbc803-3603-45fc-b371-0a92fe69fc27/bin/ukojak-vF6T2TMglN/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2dbc803-3603-45fc-b371-0a92fe69fc27/bin/ukojak-vF6T2TMglN/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2dbc803-3603-45fc-b371-0a92fe69fc27/bin/ukojak-vF6T2TMglN/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2dbc803-3603-45fc-b371-0a92fe69fc27/bin/ukojak-vF6T2TMglN/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread/stack_longer-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2dbc803-3603-45fc-b371-0a92fe69fc27/bin/ukojak-vF6T2TMglN/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2dbc803-3603-45fc-b371-0a92fe69fc27/bin/ukojak-vF6T2TMglN --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 402cb3c5f3290109e83e598d96446a87fac59fa4aaa0b6234366e7da005f5688 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-53f42b1 [2021-11-21 05:00:31,992 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-21 05:00:31,995 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-21 05:00:32,052 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-21 05:00:32,053 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-21 05:00:32,057 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-21 05:00:32,059 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-21 05:00:32,063 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-21 05:00:32,066 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-21 05:00:32,071 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-21 05:00:32,072 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-21 05:00:32,074 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-21 05:00:32,075 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-21 05:00:32,077 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-21 05:00:32,079 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-21 05:00:32,087 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-21 05:00:32,089 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-21 05:00:32,090 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-21 05:00:32,093 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-21 05:00:32,100 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-21 05:00:32,102 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-21 05:00:32,104 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-21 05:00:32,108 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-21 05:00:32,109 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-21 05:00:32,118 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-21 05:00:32,118 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-21 05:00:32,119 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-21 05:00:32,121 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-21 05:00:32,122 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-21 05:00:32,123 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-21 05:00:32,123 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-21 05:00:32,124 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-21 05:00:32,126 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-21 05:00:32,127 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-21 05:00:32,129 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-21 05:00:32,129 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-21 05:00:32,130 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-21 05:00:32,130 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-21 05:00:32,131 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-21 05:00:32,131 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-21 05:00:32,132 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-21 05:00:32,133 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2dbc803-3603-45fc-b371-0a92fe69fc27/bin/ukojak-vF6T2TMglN/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-21 05:00:32,174 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-21 05:00:32,175 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-21 05:00:32,177 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-21 05:00:32,177 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-21 05:00:32,178 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-21 05:00:32,178 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-21 05:00:32,178 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-21 05:00:32,179 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-21 05:00:32,185 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-21 05:00:32,185 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-21 05:00:32,186 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-21 05:00:32,187 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-21 05:00:32,187 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-21 05:00:32,187 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-21 05:00:32,187 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-21 05:00:32,187 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-21 05:00:32,188 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-21 05:00:32,188 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-21 05:00:32,188 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-21 05:00:32,188 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-21 05:00:32,189 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-21 05:00:32,189 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-21 05:00:32,189 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-21 05:00:32,190 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-21 05:00:32,190 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-21 05:00:32,190 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-21 05:00:32,190 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-21 05:00:32,190 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-21 05:00:32,191 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_a2dbc803-3603-45fc-b371-0a92fe69fc27/bin/ukojak-vF6T2TMglN/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2dbc803-3603-45fc-b371-0a92fe69fc27/bin/ukojak-vF6T2TMglN Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 402cb3c5f3290109e83e598d96446a87fac59fa4aaa0b6234366e7da005f5688 [2021-11-21 05:00:32,456 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-21 05:00:32,492 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-21 05:00:32,494 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-21 05:00:32,496 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-21 05:00:32,496 INFO L275 PluginConnector]: CDTParser initialized [2021-11-21 05:00:32,498 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2dbc803-3603-45fc-b371-0a92fe69fc27/bin/ukojak-vF6T2TMglN/../../sv-benchmarks/c/pthread/stack_longer-2.i [2021-11-21 05:00:32,582 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2dbc803-3603-45fc-b371-0a92fe69fc27/bin/ukojak-vF6T2TMglN/data/a47550390/9b49228e5a0d42989ea2255c586c1ae1/FLAGadf6f5886 [2021-11-21 05:00:33,210 INFO L306 CDTParser]: Found 1 translation units. [2021-11-21 05:00:33,213 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2dbc803-3603-45fc-b371-0a92fe69fc27/sv-benchmarks/c/pthread/stack_longer-2.i [2021-11-21 05:00:33,239 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2dbc803-3603-45fc-b371-0a92fe69fc27/bin/ukojak-vF6T2TMglN/data/a47550390/9b49228e5a0d42989ea2255c586c1ae1/FLAGadf6f5886 [2021-11-21 05:00:33,451 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2dbc803-3603-45fc-b371-0a92fe69fc27/bin/ukojak-vF6T2TMglN/data/a47550390/9b49228e5a0d42989ea2255c586c1ae1 [2021-11-21 05:00:33,453 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-21 05:00:33,454 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-21 05:00:33,457 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-21 05:00:33,458 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-21 05:00:33,461 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-21 05:00:33,461 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 05:00:33" (1/1) ... [2021-11-21 05:00:33,464 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@38fa5f4a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:00:33, skipping insertion in model container [2021-11-21 05:00:33,464 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 05:00:33" (1/1) ... [2021-11-21 05:00:33,471 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-21 05:00:33,532 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-21 05:00:33,929 WARN L230 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_a2dbc803-3603-45fc-b371-0a92fe69fc27/sv-benchmarks/c/pthread/stack_longer-2.i[41529,41542] [2021-11-21 05:00:33,952 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-21 05:00:33,963 INFO L203 MainTranslator]: Completed pre-run [2021-11-21 05:00:33,998 WARN L230 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_a2dbc803-3603-45fc-b371-0a92fe69fc27/sv-benchmarks/c/pthread/stack_longer-2.i[41529,41542] [2021-11-21 05:00:34,007 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-21 05:00:34,067 INFO L208 MainTranslator]: Completed translation [2021-11-21 05:00:34,068 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:00:34 WrapperNode [2021-11-21 05:00:34,068 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-21 05:00:34,069 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-21 05:00:34,069 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-21 05:00:34,069 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-21 05:00:34,076 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:00:34" (1/1) ... [2021-11-21 05:00:34,095 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:00:34" (1/1) ... [2021-11-21 05:00:34,124 INFO L137 Inliner]: procedures = 277, calls = 40, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 138 [2021-11-21 05:00:34,124 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-21 05:00:34,125 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-21 05:00:34,125 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-21 05:00:34,125 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-21 05:00:34,133 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:00:34" (1/1) ... [2021-11-21 05:00:34,134 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:00:34" (1/1) ... [2021-11-21 05:00:34,138 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:00:34" (1/1) ... [2021-11-21 05:00:34,138 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:00:34" (1/1) ... [2021-11-21 05:00:34,147 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:00:34" (1/1) ... [2021-11-21 05:00:34,150 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:00:34" (1/1) ... [2021-11-21 05:00:34,153 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:00:34" (1/1) ... [2021-11-21 05:00:34,156 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-21 05:00:34,157 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-21 05:00:34,157 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-21 05:00:34,157 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-21 05:00:34,162 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:00:34" (1/1) ... [2021-11-21 05:00:34,177 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-21 05:00:34,187 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2dbc803-3603-45fc-b371-0a92fe69fc27/bin/ukojak-vF6T2TMglN/z3 [2021-11-21 05:00:34,203 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2dbc803-3603-45fc-b371-0a92fe69fc27/bin/ukojak-vF6T2TMglN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-21 05:00:34,235 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2dbc803-3603-45fc-b371-0a92fe69fc27/bin/ukojak-vF6T2TMglN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-21 05:00:34,253 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2021-11-21 05:00:34,253 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2021-11-21 05:00:34,253 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2021-11-21 05:00:34,254 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2021-11-21 05:00:34,254 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-21 05:00:34,254 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-21 05:00:34,254 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-21 05:00:34,255 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-21 05:00:34,255 INFO L130 BoogieDeclarations]: Found specification of procedure get_top [2021-11-21 05:00:34,255 INFO L138 BoogieDeclarations]: Found implementation of procedure get_top [2021-11-21 05:00:34,255 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2021-11-21 05:00:34,255 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-21 05:00:34,255 INFO L130 BoogieDeclarations]: Found specification of procedure error [2021-11-21 05:00:34,255 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2021-11-21 05:00:34,256 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-21 05:00:34,256 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-21 05:00:34,256 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-21 05:00:34,257 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-11-21 05:00:34,455 INFO L236 CfgBuilder]: Building ICFG [2021-11-21 05:00:34,457 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-21 05:00:34,832 INFO L277 CfgBuilder]: Performing block encoding [2021-11-21 05:00:34,841 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-21 05:00:34,844 INFO L301 CfgBuilder]: Removed 2 assume(true) statements. [2021-11-21 05:00:34,846 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 05:00:34 BoogieIcfgContainer [2021-11-21 05:00:34,847 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-21 05:00:34,849 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-21 05:00:34,849 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-21 05:00:34,859 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-21 05:00:34,859 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 05:00:34" (1/1) ... [2021-11-21 05:00:34,860 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) [2021-11-21 05:00:34,866 INFO L158 Benchmark]: Toolchain (without parser) took 1409.72ms. Allocated memory was 94.4MB in the beginning and 123.7MB in the end (delta: 29.4MB). Free memory was 58.2MB in the beginning and 88.9MB in the end (delta: -30.7MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-21 05:00:34,867 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 94.4MB. Free memory was 68.1MB in the beginning and 68.0MB in the end (delta: 28.3kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-21 05:00:34,868 INFO L158 Benchmark]: CACSL2BoogieTranslator took 610.78ms. Allocated memory is still 94.4MB. Free memory was 58.0MB in the beginning and 49.6MB in the end (delta: 8.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-21 05:00:34,870 INFO L158 Benchmark]: Boogie Procedure Inliner took 55.60ms. Allocated memory is still 94.4MB. Free memory was 49.6MB in the beginning and 47.1MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-21 05:00:34,871 INFO L158 Benchmark]: Boogie Preprocessor took 31.28ms. Allocated memory is still 94.4MB. Free memory was 47.1MB in the beginning and 45.1MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-21 05:00:34,872 INFO L158 Benchmark]: RCFGBuilder took 690.59ms. Allocated memory was 94.4MB in the beginning and 123.7MB in the end (delta: 29.4MB). Free memory was 45.1MB in the beginning and 90.3MB in the end (delta: -45.3MB). Peak memory consumption was 10.9MB. Max. memory is 16.1GB. [2021-11-21 05:00:34,873 INFO L158 Benchmark]: CodeCheck took 14.31ms. Allocated memory is still 123.7MB. Free memory was 90.3MB in the beginning and 88.9MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-21 05:00:34,882 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 94.4MB. Free memory was 68.1MB in the beginning and 68.0MB in the end (delta: 28.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 610.78ms. Allocated memory is still 94.4MB. Free memory was 58.0MB in the beginning and 49.6MB in the end (delta: 8.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 55.60ms. Allocated memory is still 94.4MB. Free memory was 49.6MB in the beginning and 47.1MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 31.28ms. Allocated memory is still 94.4MB. Free memory was 47.1MB in the beginning and 45.1MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 690.59ms. Allocated memory was 94.4MB in the beginning and 123.7MB in the end (delta: 29.4MB). Free memory was 45.1MB in the beginning and 90.3MB in the end (delta: -45.3MB). Peak memory consumption was 10.9MB. Max. memory is 16.1GB. * CodeCheck took 14.31ms. Allocated memory is still 123.7MB. Free memory was 90.3MB in the beginning and 88.9MB 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. [2021-11-21 05:00:34,936 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2dbc803-3603-45fc-b371-0a92fe69fc27/bin/ukojak-vF6T2TMglN/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/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2dbc803-3603-45fc-b371-0a92fe69fc27/bin/ukojak-vF6T2TMglN/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2dbc803-3603-45fc-b371-0a92fe69fc27/bin/ukojak-vF6T2TMglN/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2dbc803-3603-45fc-b371-0a92fe69fc27/bin/ukojak-vF6T2TMglN/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2dbc803-3603-45fc-b371-0a92fe69fc27/bin/ukojak-vF6T2TMglN/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread/stack_longer-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2dbc803-3603-45fc-b371-0a92fe69fc27/bin/ukojak-vF6T2TMglN/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2dbc803-3603-45fc-b371-0a92fe69fc27/bin/ukojak-vF6T2TMglN --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 402cb3c5f3290109e83e598d96446a87fac59fa4aaa0b6234366e7da005f5688 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-53f42b1 [2021-11-21 05:00:37,460 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-21 05:00:37,464 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-21 05:00:37,514 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-21 05:00:37,515 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-21 05:00:37,519 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-21 05:00:37,521 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-21 05:00:37,525 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-21 05:00:37,528 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-21 05:00:37,534 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-21 05:00:37,538 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-21 05:00:37,540 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-21 05:00:37,540 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-21 05:00:37,543 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-21 05:00:37,545 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-21 05:00:37,550 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-21 05:00:37,551 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-21 05:00:37,553 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-21 05:00:37,564 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-21 05:00:37,572 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-21 05:00:37,574 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-21 05:00:37,575 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-21 05:00:37,578 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-21 05:00:37,580 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-21 05:00:37,589 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-21 05:00:37,590 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-21 05:00:37,591 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-21 05:00:37,593 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-21 05:00:37,593 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-21 05:00:37,595 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-21 05:00:37,595 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-21 05:00:37,596 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-21 05:00:37,598 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-21 05:00:37,599 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-21 05:00:37,601 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-21 05:00:37,602 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-21 05:00:37,603 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-21 05:00:37,603 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-21 05:00:37,603 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-21 05:00:37,605 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-21 05:00:37,606 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-21 05:00:37,611 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2dbc803-3603-45fc-b371-0a92fe69fc27/bin/ukojak-vF6T2TMglN/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-21 05:00:37,653 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-21 05:00:37,653 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-21 05:00:37,655 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-21 05:00:37,655 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-21 05:00:37,657 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-21 05:00:37,657 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-21 05:00:37,657 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-21 05:00:37,658 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-21 05:00:37,658 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-21 05:00:37,658 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-21 05:00:37,659 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-21 05:00:37,660 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-21 05:00:37,660 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-21 05:00:37,660 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-21 05:00:37,661 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-21 05:00:37,661 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-21 05:00:37,661 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-21 05:00:37,661 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-21 05:00:37,662 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-21 05:00:37,662 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-21 05:00:37,662 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-21 05:00:37,663 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-21 05:00:37,663 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-21 05:00:37,663 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-21 05:00:37,664 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-21 05:00:37,664 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-21 05:00:37,664 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-21 05:00:37,665 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-21 05:00:37,665 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-21 05:00:37,665 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-21 05:00:37,665 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-21 05:00:37,666 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-21 05:00:37,666 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_a2dbc803-3603-45fc-b371-0a92fe69fc27/bin/ukojak-vF6T2TMglN/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2dbc803-3603-45fc-b371-0a92fe69fc27/bin/ukojak-vF6T2TMglN Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 402cb3c5f3290109e83e598d96446a87fac59fa4aaa0b6234366e7da005f5688 [2021-11-21 05:00:38,073 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-21 05:00:38,099 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-21 05:00:38,101 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-21 05:00:38,103 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-21 05:00:38,103 INFO L275 PluginConnector]: CDTParser initialized [2021-11-21 05:00:38,105 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2dbc803-3603-45fc-b371-0a92fe69fc27/bin/ukojak-vF6T2TMglN/../../sv-benchmarks/c/pthread/stack_longer-2.i [2021-11-21 05:00:38,190 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2dbc803-3603-45fc-b371-0a92fe69fc27/bin/ukojak-vF6T2TMglN/data/98b699883/58c4fe73d7814396b92cac3da7dfac13/FLAGa78fdd7e9 [2021-11-21 05:00:38,823 INFO L306 CDTParser]: Found 1 translation units. [2021-11-21 05:00:38,824 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2dbc803-3603-45fc-b371-0a92fe69fc27/sv-benchmarks/c/pthread/stack_longer-2.i [2021-11-21 05:00:38,852 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2dbc803-3603-45fc-b371-0a92fe69fc27/bin/ukojak-vF6T2TMglN/data/98b699883/58c4fe73d7814396b92cac3da7dfac13/FLAGa78fdd7e9 [2021-11-21 05:00:39,090 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2dbc803-3603-45fc-b371-0a92fe69fc27/bin/ukojak-vF6T2TMglN/data/98b699883/58c4fe73d7814396b92cac3da7dfac13 [2021-11-21 05:00:39,094 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-21 05:00:39,097 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-21 05:00:39,100 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-21 05:00:39,100 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-21 05:00:39,104 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-21 05:00:39,104 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 05:00:39" (1/1) ... [2021-11-21 05:00:39,107 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3ffc541d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:00:39, skipping insertion in model container [2021-11-21 05:00:39,107 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 05:00:39" (1/1) ... [2021-11-21 05:00:39,115 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-21 05:00:39,200 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-21 05:00:39,709 WARN L230 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_a2dbc803-3603-45fc-b371-0a92fe69fc27/sv-benchmarks/c/pthread/stack_longer-2.i[41529,41542] [2021-11-21 05:00:39,753 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-21 05:00:39,767 INFO L203 MainTranslator]: Completed pre-run [2021-11-21 05:00:39,805 WARN L230 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_a2dbc803-3603-45fc-b371-0a92fe69fc27/sv-benchmarks/c/pthread/stack_longer-2.i[41529,41542] [2021-11-21 05:00:39,815 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-21 05:00:39,899 INFO L208 MainTranslator]: Completed translation [2021-11-21 05:00:39,900 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:00:39 WrapperNode [2021-11-21 05:00:39,900 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-21 05:00:39,901 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-21 05:00:39,902 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-21 05:00:39,902 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-21 05:00:39,909 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:00:39" (1/1) ... [2021-11-21 05:00:39,930 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:00:39" (1/1) ... [2021-11-21 05:00:39,963 INFO L137 Inliner]: procedures = 281, calls = 40, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 135 [2021-11-21 05:00:39,963 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-21 05:00:39,964 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-21 05:00:39,964 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-21 05:00:39,965 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-21 05:00:39,972 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:00:39" (1/1) ... [2021-11-21 05:00:39,973 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:00:39" (1/1) ... [2021-11-21 05:00:39,978 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:00:39" (1/1) ... [2021-11-21 05:00:39,978 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:00:39" (1/1) ... [2021-11-21 05:00:39,988 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:00:39" (1/1) ... [2021-11-21 05:00:39,992 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:00:39" (1/1) ... [2021-11-21 05:00:39,995 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:00:39" (1/1) ... [2021-11-21 05:00:40,000 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-21 05:00:40,001 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-21 05:00:40,001 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-21 05:00:40,001 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-21 05:00:40,002 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:00:39" (1/1) ... [2021-11-21 05:00:40,009 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-21 05:00:40,019 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2dbc803-3603-45fc-b371-0a92fe69fc27/bin/ukojak-vF6T2TMglN/z3 [2021-11-21 05:00:40,033 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2dbc803-3603-45fc-b371-0a92fe69fc27/bin/ukojak-vF6T2TMglN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-21 05:00:40,065 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2dbc803-3603-45fc-b371-0a92fe69fc27/bin/ukojak-vF6T2TMglN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-21 05:00:40,080 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-21 05:00:40,080 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2021-11-21 05:00:40,080 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2021-11-21 05:00:40,080 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2021-11-21 05:00:40,081 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2021-11-21 05:00:40,081 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-21 05:00:40,081 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-21 05:00:40,081 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-21 05:00:40,081 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-21 05:00:40,082 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-11-21 05:00:40,082 INFO L130 BoogieDeclarations]: Found specification of procedure get_top [2021-11-21 05:00:40,082 INFO L138 BoogieDeclarations]: Found implementation of procedure get_top [2021-11-21 05:00:40,082 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2021-11-21 05:00:40,082 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-21 05:00:40,082 INFO L130 BoogieDeclarations]: Found specification of procedure error [2021-11-21 05:00:40,083 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2021-11-21 05:00:40,083 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-21 05:00:40,083 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-21 05:00:40,084 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-11-21 05:00:40,294 INFO L236 CfgBuilder]: Building ICFG [2021-11-21 05:00:40,311 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-21 05:00:40,609 INFO L277 CfgBuilder]: Performing block encoding [2021-11-21 05:00:40,618 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-21 05:00:40,619 INFO L301 CfgBuilder]: Removed 2 assume(true) statements. [2021-11-21 05:00:40,621 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 05:00:40 BoogieIcfgContainer [2021-11-21 05:00:40,621 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-21 05:00:40,622 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-21 05:00:40,622 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-21 05:00:40,631 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-21 05:00:40,632 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 05:00:40" (1/1) ... [2021-11-21 05:00:40,633 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) [2021-11-21 05:00:40,637 INFO L158 Benchmark]: Toolchain (without parser) took 1539.63ms. Allocated memory was 50.3MB in the beginning and 73.4MB in the end (delta: 23.1MB). Free memory was 24.2MB in the beginning and 35.8MB in the end (delta: -11.6MB). Peak memory consumption was 14.2MB. Max. memory is 16.1GB. [2021-11-21 05:00:40,638 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 50.3MB. Free memory was 30.2MB in the beginning and 30.1MB in the end (delta: 38.4kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-21 05:00:40,639 INFO L158 Benchmark]: CACSL2BoogieTranslator took 800.80ms. Allocated memory was 50.3MB in the beginning and 73.4MB in the end (delta: 23.1MB). Free memory was 24.0MB in the beginning and 38.2MB in the end (delta: -14.3MB). Peak memory consumption was 11.9MB. Max. memory is 16.1GB. [2021-11-21 05:00:40,640 INFO L158 Benchmark]: Boogie Procedure Inliner took 62.18ms. Allocated memory is still 73.4MB. Free memory was 38.2MB in the beginning and 54.3MB in the end (delta: -16.1MB). Peak memory consumption was 2.3MB. Max. memory is 16.1GB. [2021-11-21 05:00:40,640 INFO L158 Benchmark]: Boogie Preprocessor took 36.03ms. Allocated memory is still 73.4MB. Free memory was 54.3MB in the beginning and 52.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-21 05:00:40,641 INFO L158 Benchmark]: RCFGBuilder took 620.20ms. Allocated memory is still 73.4MB. Free memory was 52.2MB in the beginning and 36.8MB in the end (delta: 15.4MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2021-11-21 05:00:40,642 INFO L158 Benchmark]: CodeCheck took 13.44ms. Allocated memory is still 73.4MB. Free memory was 36.8MB in the beginning and 35.8MB in the end (delta: 989.6kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-21 05:00:40,647 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 0.25ms. Allocated memory is still 50.3MB. Free memory was 30.2MB in the beginning and 30.1MB in the end (delta: 38.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 800.80ms. Allocated memory was 50.3MB in the beginning and 73.4MB in the end (delta: 23.1MB). Free memory was 24.0MB in the beginning and 38.2MB in the end (delta: -14.3MB). Peak memory consumption was 11.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 62.18ms. Allocated memory is still 73.4MB. Free memory was 38.2MB in the beginning and 54.3MB in the end (delta: -16.1MB). Peak memory consumption was 2.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 36.03ms. Allocated memory is still 73.4MB. Free memory was 54.3MB in the beginning and 52.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 620.20ms. Allocated memory is still 73.4MB. Free memory was 52.2MB in the beginning and 36.8MB in the end (delta: 15.4MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 13.44ms. Allocated memory is still 73.4MB. Free memory was 36.8MB in the beginning and 35.8MB in the end (delta: 989.6kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-21 05:00:40,698 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2dbc803-3603-45fc-b371-0a92fe69fc27/bin/ukojak-vF6T2TMglN/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