./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-nondet/nondet-loop-bound-variant-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38e93d06-202b-4a92-bf03-7ecd8bf6d493/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38e93d06-202b-4a92-bf03-7ecd8bf6d493/bin/ukojak-LBtLqBUTdQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38e93d06-202b-4a92-bf03-7ecd8bf6d493/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38e93d06-202b-4a92-bf03-7ecd8bf6d493/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-nondet/nondet-loop-bound-variant-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38e93d06-202b-4a92-bf03-7ecd8bf6d493/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38e93d06-202b-4a92-bf03-7ecd8bf6d493/bin/ukojak-LBtLqBUTdQ --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 645ee85d2a671dd1acf511bbf13e9e3bda7e0b5cc29e8abc16fb4ed3af500077 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 01:38:32,848 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 01:38:32,850 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 01:38:32,898 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 01:38:32,899 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 01:38:32,904 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 01:38:32,907 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 01:38:32,911 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 01:38:32,914 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 01:38:32,922 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 01:38:32,924 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 01:38:32,926 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 01:38:32,926 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 01:38:32,929 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 01:38:32,932 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 01:38:32,937 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 01:38:32,939 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 01:38:32,940 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 01:38:32,942 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 01:38:32,953 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 01:38:32,955 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 01:38:32,957 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 01:38:32,960 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 01:38:32,961 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 01:38:32,965 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 01:38:32,965 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 01:38:32,966 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 01:38:32,968 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 01:38:32,968 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 01:38:32,970 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 01:38:32,971 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 01:38:32,972 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 01:38:32,974 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 01:38:32,975 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 01:38:32,977 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 01:38:32,977 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 01:38:32,978 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 01:38:32,978 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 01:38:32,979 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 01:38:32,980 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 01:38:32,980 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 01:38:32,981 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38e93d06-202b-4a92-bf03-7ecd8bf6d493/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 01:38:33,031 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 01:38:33,031 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 01:38:33,032 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 01:38:33,032 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 01:38:33,033 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 01:38:33,033 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 01:38:33,034 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 01:38:33,034 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 01:38:33,034 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 01:38:33,034 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 01:38:33,034 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 01:38:33,035 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 01:38:33,035 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 01:38:33,035 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 01:38:33,035 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 01:38:33,035 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 01:38:33,036 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 01:38:33,036 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 01:38:33,036 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 01:38:33,036 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 01:38:33,037 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 01:38:33,037 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:38:33,037 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 01:38:33,037 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 01:38:33,037 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 01:38:33,040 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 01:38:33,040 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 01:38:33,040 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 01:38:33,041 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_38e93d06-202b-4a92-bf03-7ecd8bf6d493/bin/ukojak-LBtLqBUTdQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38e93d06-202b-4a92-bf03-7ecd8bf6d493/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 645ee85d2a671dd1acf511bbf13e9e3bda7e0b5cc29e8abc16fb4ed3af500077 [2021-11-23 01:38:33,323 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 01:38:33,346 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 01:38:33,349 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 01:38:33,350 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 01:38:33,351 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 01:38:33,353 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38e93d06-202b-4a92-bf03-7ecd8bf6d493/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/pthread-nondet/nondet-loop-bound-variant-1.i [2021-11-23 01:38:33,437 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38e93d06-202b-4a92-bf03-7ecd8bf6d493/bin/ukojak-LBtLqBUTdQ/data/c754af40d/2397d6f1197743a5816ca32d9d74722c/FLAG125648c07 [2021-11-23 01:38:33,958 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 01:38:33,959 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38e93d06-202b-4a92-bf03-7ecd8bf6d493/sv-benchmarks/c/pthread-nondet/nondet-loop-bound-variant-1.i [2021-11-23 01:38:33,987 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38e93d06-202b-4a92-bf03-7ecd8bf6d493/bin/ukojak-LBtLqBUTdQ/data/c754af40d/2397d6f1197743a5816ca32d9d74722c/FLAG125648c07 [2021-11-23 01:38:34,250 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38e93d06-202b-4a92-bf03-7ecd8bf6d493/bin/ukojak-LBtLqBUTdQ/data/c754af40d/2397d6f1197743a5816ca32d9d74722c [2021-11-23 01:38:34,253 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 01:38:34,254 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 01:38:34,258 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 01:38:34,258 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 01:38:34,261 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 01:38:34,262 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:38:34" (1/1) ... [2021-11-23 01:38:34,263 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3869dc08 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:38:34, skipping insertion in model container [2021-11-23 01:38:34,266 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:38:34" (1/1) ... [2021-11-23 01:38:34,274 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 01:38:34,319 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 01:38:34,666 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_38e93d06-202b-4a92-bf03-7ecd8bf6d493/sv-benchmarks/c/pthread-nondet/nondet-loop-bound-variant-1.i[30035,30048] [2021-11-23 01:38:34,684 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:38:34,696 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 01:38:34,731 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_38e93d06-202b-4a92-bf03-7ecd8bf6d493/sv-benchmarks/c/pthread-nondet/nondet-loop-bound-variant-1.i[30035,30048] [2021-11-23 01:38:34,739 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:38:34,779 INFO L208 MainTranslator]: Completed translation [2021-11-23 01:38:34,779 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:38:34 WrapperNode [2021-11-23 01:38:34,779 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 01:38:34,781 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 01:38:34,781 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 01:38:34,781 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 01:38:34,789 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:38:34" (1/1) ... [2021-11-23 01:38:34,803 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:38:34" (1/1) ... [2021-11-23 01:38:34,826 INFO L137 Inliner]: procedures = 171, calls = 26, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 63 [2021-11-23 01:38:34,827 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 01:38:34,828 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 01:38:34,828 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 01:38:34,828 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 01:38:34,837 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:38:34" (1/1) ... [2021-11-23 01:38:34,837 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:38:34" (1/1) ... [2021-11-23 01:38:34,840 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:38:34" (1/1) ... [2021-11-23 01:38:34,841 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:38:34" (1/1) ... [2021-11-23 01:38:34,847 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:38:34" (1/1) ... [2021-11-23 01:38:34,850 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:38:34" (1/1) ... [2021-11-23 01:38:34,852 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:38:34" (1/1) ... [2021-11-23 01:38:34,856 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 01:38:34,857 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 01:38:34,857 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 01:38:34,857 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 01:38:34,863 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:38:34" (1/1) ... [2021-11-23 01:38:34,870 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:38:34,883 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38e93d06-202b-4a92-bf03-7ecd8bf6d493/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 01:38:34,901 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38e93d06-202b-4a92-bf03-7ecd8bf6d493/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 01:38:34,940 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38e93d06-202b-4a92-bf03-7ecd8bf6d493/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 01:38:34,966 INFO L130 BoogieDeclarations]: Found specification of procedure thr2 [2021-11-23 01:38:34,967 INFO L138 BoogieDeclarations]: Found implementation of procedure thr2 [2021-11-23 01:38:34,967 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2021-11-23 01:38:34,967 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2021-11-23 01:38:34,967 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 01:38:34,968 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2021-11-23 01:38:34,968 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-23 01:38:34,968 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-23 01:38:34,968 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 01:38:34,969 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 01:38:34,969 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 01:38:34,969 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 01:38:34,969 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 01:38:34,970 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 01:38:34,971 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-11-23 01:38:35,111 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 01:38:35,113 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 01:38:35,343 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 01:38:35,351 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 01:38:35,351 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-11-23 01:38:35,353 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:38:35 BoogieIcfgContainer [2021-11-23 01:38:35,353 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 01:38:35,354 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 01:38:35,354 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 01:38:35,362 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 01:38:35,362 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:38:35" (1/1) ... [2021-11-23 01:38:35,363 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) [2021-11-23 01:38:35,367 INFO L158 Benchmark]: Toolchain (without parser) took 1111.35ms. Allocated memory was 94.4MB in the beginning and 121.6MB in the end (delta: 27.3MB). Free memory was 57.5MB in the beginning and 67.7MB in the end (delta: -10.2MB). Peak memory consumption was 16.3MB. Max. memory is 16.1GB. [2021-11-23 01:38:35,368 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 94.4MB. Free memory was 66.7MB in the beginning and 66.7MB in the end (delta: 23.7kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 01:38:35,369 INFO L158 Benchmark]: CACSL2BoogieTranslator took 522.28ms. Allocated memory was 94.4MB in the beginning and 121.6MB in the end (delta: 27.3MB). Free memory was 57.1MB in the beginning and 84.5MB in the end (delta: -27.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 01:38:35,369 INFO L158 Benchmark]: Boogie Procedure Inliner took 46.70ms. Allocated memory is still 121.6MB. Free memory was 84.5MB in the beginning and 82.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 01:38:35,370 INFO L158 Benchmark]: Boogie Preprocessor took 28.10ms. Allocated memory is still 121.6MB. Free memory was 82.4MB in the beginning and 81.0MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 01:38:35,371 INFO L158 Benchmark]: RCFGBuilder took 496.73ms. Allocated memory is still 121.6MB. Free memory was 81.0MB in the beginning and 68.9MB in the end (delta: 12.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-23 01:38:35,372 INFO L158 Benchmark]: CodeCheck took 10.78ms. Allocated memory is still 121.6MB. Free memory was 68.9MB in the beginning and 67.7MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 01:38:35,376 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 0.34ms. Allocated memory is still 94.4MB. Free memory was 66.7MB in the beginning and 66.7MB in the end (delta: 23.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 522.28ms. Allocated memory was 94.4MB in the beginning and 121.6MB in the end (delta: 27.3MB). Free memory was 57.1MB in the beginning and 84.5MB in the end (delta: -27.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 46.70ms. Allocated memory is still 121.6MB. Free memory was 84.5MB in the beginning and 82.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 28.10ms. Allocated memory is still 121.6MB. Free memory was 82.4MB in the beginning and 81.0MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 496.73ms. Allocated memory is still 121.6MB. Free memory was 81.0MB in the beginning and 68.9MB in the end (delta: 12.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * CodeCheck took 10.78ms. Allocated memory is still 121.6MB. Free memory was 68.9MB in the beginning and 67.7MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 01:38:35,415 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38e93d06-202b-4a92-bf03-7ecd8bf6d493/bin/ukojak-LBtLqBUTdQ/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_38e93d06-202b-4a92-bf03-7ecd8bf6d493/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38e93d06-202b-4a92-bf03-7ecd8bf6d493/bin/ukojak-LBtLqBUTdQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38e93d06-202b-4a92-bf03-7ecd8bf6d493/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38e93d06-202b-4a92-bf03-7ecd8bf6d493/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-nondet/nondet-loop-bound-variant-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38e93d06-202b-4a92-bf03-7ecd8bf6d493/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38e93d06-202b-4a92-bf03-7ecd8bf6d493/bin/ukojak-LBtLqBUTdQ --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 645ee85d2a671dd1acf511bbf13e9e3bda7e0b5cc29e8abc16fb4ed3af500077 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 01:38:37,924 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 01:38:37,928 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 01:38:37,968 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 01:38:37,968 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 01:38:37,970 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 01:38:37,972 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 01:38:37,974 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 01:38:37,977 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 01:38:37,978 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 01:38:37,979 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 01:38:37,981 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 01:38:37,982 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 01:38:37,983 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 01:38:37,985 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 01:38:37,986 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 01:38:37,987 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 01:38:37,989 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 01:38:37,991 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 01:38:37,994 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 01:38:37,997 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 01:38:37,998 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 01:38:38,000 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 01:38:38,001 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 01:38:38,006 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 01:38:38,007 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 01:38:38,007 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 01:38:38,008 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 01:38:38,009 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 01:38:38,010 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 01:38:38,015 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 01:38:38,016 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 01:38:38,017 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 01:38:38,017 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 01:38:38,019 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 01:38:38,019 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 01:38:38,020 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 01:38:38,020 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 01:38:38,029 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 01:38:38,030 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 01:38:38,031 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 01:38:38,033 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38e93d06-202b-4a92-bf03-7ecd8bf6d493/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 01:38:38,073 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 01:38:38,074 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 01:38:38,075 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 01:38:38,075 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 01:38:38,077 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 01:38:38,077 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 01:38:38,077 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 01:38:38,077 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 01:38:38,078 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 01:38:38,078 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 01:38:38,079 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 01:38:38,079 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 01:38:38,079 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 01:38:38,080 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 01:38:38,080 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 01:38:38,080 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 01:38:38,080 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 01:38:38,080 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 01:38:38,081 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 01:38:38,081 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 01:38:38,081 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 01:38:38,081 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 01:38:38,081 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 01:38:38,082 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:38:38,082 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 01:38:38,082 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 01:38:38,082 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 01:38:38,083 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 01:38:38,083 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 01:38:38,083 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 01:38:38,083 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 01:38:38,083 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 01:38:38,084 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_38e93d06-202b-4a92-bf03-7ecd8bf6d493/bin/ukojak-LBtLqBUTdQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38e93d06-202b-4a92-bf03-7ecd8bf6d493/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 645ee85d2a671dd1acf511bbf13e9e3bda7e0b5cc29e8abc16fb4ed3af500077 [2021-11-23 01:38:38,487 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 01:38:38,507 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 01:38:38,510 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 01:38:38,511 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 01:38:38,512 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 01:38:38,514 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38e93d06-202b-4a92-bf03-7ecd8bf6d493/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/pthread-nondet/nondet-loop-bound-variant-1.i [2021-11-23 01:38:38,584 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38e93d06-202b-4a92-bf03-7ecd8bf6d493/bin/ukojak-LBtLqBUTdQ/data/7de7e45cc/8b5873d6122245de95e9a1e9fdf7f2e5/FLAG8b1ff5703 [2021-11-23 01:38:39,284 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 01:38:39,291 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38e93d06-202b-4a92-bf03-7ecd8bf6d493/sv-benchmarks/c/pthread-nondet/nondet-loop-bound-variant-1.i [2021-11-23 01:38:39,318 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38e93d06-202b-4a92-bf03-7ecd8bf6d493/bin/ukojak-LBtLqBUTdQ/data/7de7e45cc/8b5873d6122245de95e9a1e9fdf7f2e5/FLAG8b1ff5703 [2021-11-23 01:38:39,526 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38e93d06-202b-4a92-bf03-7ecd8bf6d493/bin/ukojak-LBtLqBUTdQ/data/7de7e45cc/8b5873d6122245de95e9a1e9fdf7f2e5 [2021-11-23 01:38:39,528 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 01:38:39,530 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 01:38:39,531 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 01:38:39,532 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 01:38:39,535 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 01:38:39,536 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:38:39" (1/1) ... [2021-11-23 01:38:39,537 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@25e52600 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:38:39, skipping insertion in model container [2021-11-23 01:38:39,537 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:38:39" (1/1) ... [2021-11-23 01:38:39,544 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 01:38:39,582 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 01:38:39,987 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_38e93d06-202b-4a92-bf03-7ecd8bf6d493/sv-benchmarks/c/pthread-nondet/nondet-loop-bound-variant-1.i[30035,30048] [2021-11-23 01:38:40,019 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:38:40,037 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 01:38:40,100 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_38e93d06-202b-4a92-bf03-7ecd8bf6d493/sv-benchmarks/c/pthread-nondet/nondet-loop-bound-variant-1.i[30035,30048] [2021-11-23 01:38:40,114 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:38:40,179 INFO L208 MainTranslator]: Completed translation [2021-11-23 01:38:40,180 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:38:40 WrapperNode [2021-11-23 01:38:40,180 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 01:38:40,181 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 01:38:40,182 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 01:38:40,182 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 01:38:40,189 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:38:40" (1/1) ... [2021-11-23 01:38:40,221 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:38:40" (1/1) ... [2021-11-23 01:38:40,248 INFO L137 Inliner]: procedures = 175, calls = 26, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 64 [2021-11-23 01:38:40,249 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 01:38:40,250 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 01:38:40,250 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 01:38:40,250 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 01:38:40,262 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:38:40" (1/1) ... [2021-11-23 01:38:40,262 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:38:40" (1/1) ... [2021-11-23 01:38:40,279 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:38:40" (1/1) ... [2021-11-23 01:38:40,280 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:38:40" (1/1) ... [2021-11-23 01:38:40,289 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:38:40" (1/1) ... [2021-11-23 01:38:40,305 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:38:40" (1/1) ... [2021-11-23 01:38:40,308 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:38:40" (1/1) ... [2021-11-23 01:38:40,312 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 01:38:40,313 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 01:38:40,313 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 01:38:40,313 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 01:38:40,323 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:38:40" (1/1) ... [2021-11-23 01:38:40,330 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:38:40,342 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38e93d06-202b-4a92-bf03-7ecd8bf6d493/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 01:38:40,359 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38e93d06-202b-4a92-bf03-7ecd8bf6d493/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 01:38:40,395 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38e93d06-202b-4a92-bf03-7ecd8bf6d493/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 01:38:40,430 INFO L130 BoogieDeclarations]: Found specification of procedure thr2 [2021-11-23 01:38:40,430 INFO L138 BoogieDeclarations]: Found implementation of procedure thr2 [2021-11-23 01:38:40,430 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2021-11-23 01:38:40,430 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2021-11-23 01:38:40,431 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2021-11-23 01:38:40,431 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-23 01:38:40,431 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-23 01:38:40,431 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 01:38:40,432 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 01:38:40,434 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 01:38:40,435 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-23 01:38:40,435 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 01:38:40,435 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-11-23 01:38:40,435 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 01:38:40,435 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 01:38:40,438 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-11-23 01:38:40,594 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 01:38:40,596 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 01:38:40,825 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 01:38:40,833 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 01:38:40,833 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-11-23 01:38:40,835 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:38:40 BoogieIcfgContainer [2021-11-23 01:38:40,835 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 01:38:40,836 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 01:38:40,836 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 01:38:40,855 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 01:38:40,855 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:38:40" (1/1) ... [2021-11-23 01:38:40,856 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) [2021-11-23 01:38:40,863 INFO L158 Benchmark]: Toolchain (without parser) took 1330.42ms. Allocated memory was 54.5MB in the beginning and 71.3MB in the end (delta: 16.8MB). Free memory was 30.2MB in the beginning and 41.5MB in the end (delta: -11.3MB). Peak memory consumption was 4.9MB. Max. memory is 16.1GB. [2021-11-23 01:38:40,864 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 54.5MB. Free memory was 35.5MB in the beginning and 35.5MB in the end (delta: 38.3kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 01:38:40,866 INFO L158 Benchmark]: CACSL2BoogieTranslator took 649.23ms. Allocated memory was 54.5MB in the beginning and 71.3MB in the end (delta: 16.8MB). Free memory was 30.0MB in the beginning and 45.0MB in the end (delta: -15.0MB). Peak memory consumption was 5.7MB. Max. memory is 16.1GB. [2021-11-23 01:38:40,866 INFO L158 Benchmark]: Boogie Procedure Inliner took 67.61ms. Allocated memory is still 71.3MB. Free memory was 44.8MB in the beginning and 42.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 01:38:40,867 INFO L158 Benchmark]: Boogie Preprocessor took 62.64ms. Allocated memory is still 71.3MB. Free memory was 42.7MB in the beginning and 40.9MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 01:38:40,868 INFO L158 Benchmark]: RCFGBuilder took 522.43ms. Allocated memory is still 71.3MB. Free memory was 40.9MB in the beginning and 42.8MB in the end (delta: -1.8MB). Peak memory consumption was 8.8MB. Max. memory is 16.1GB. [2021-11-23 01:38:40,869 INFO L158 Benchmark]: CodeCheck took 23.49ms. Allocated memory is still 71.3MB. Free memory was 42.5MB in the beginning and 41.8MB in the end (delta: 730.4kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 01:38:40,878 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 0.30ms. Allocated memory is still 54.5MB. Free memory was 35.5MB in the beginning and 35.5MB in the end (delta: 38.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 649.23ms. Allocated memory was 54.5MB in the beginning and 71.3MB in the end (delta: 16.8MB). Free memory was 30.0MB in the beginning and 45.0MB in the end (delta: -15.0MB). Peak memory consumption was 5.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 67.61ms. Allocated memory is still 71.3MB. Free memory was 44.8MB in the beginning and 42.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 62.64ms. Allocated memory is still 71.3MB. Free memory was 42.7MB in the beginning and 40.9MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 522.43ms. Allocated memory is still 71.3MB. Free memory was 40.9MB in the beginning and 42.8MB in the end (delta: -1.8MB). Peak memory consumption was 8.8MB. Max. memory is 16.1GB. * CodeCheck took 23.49ms. Allocated memory is still 71.3MB. Free memory was 42.5MB in the beginning and 41.8MB in the end (delta: 730.4kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 01:38:40,935 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38e93d06-202b-4a92-bf03-7ecd8bf6d493/bin/ukojak-LBtLqBUTdQ/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