./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread/triangular-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 6b4ec56b Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ae97ee0-8978-4193-a05b-99b856723549/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ae97ee0-8978-4193-a05b-99b856723549/bin/ukojak-pZX7IvK2PQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ae97ee0-8978-4193-a05b-99b856723549/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ae97ee0-8978-4193-a05b-99b856723549/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread/triangular-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ae97ee0-8978-4193-a05b-99b856723549/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ae97ee0-8978-4193-a05b-99b856723549/bin/ukojak-pZX7IvK2PQ --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash b585114ab4aff9777d36c84f93f7abe0931f77338421f004296c8a8d328d3dfd --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-6b4ec56 [2022-11-20 18:23:37,329 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 18:23:37,332 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 18:23:37,367 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 18:23:37,368 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 18:23:37,369 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 18:23:37,372 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 18:23:37,378 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 18:23:37,380 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 18:23:37,386 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 18:23:37,387 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 18:23:37,389 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 18:23:37,390 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 18:23:37,395 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 18:23:37,398 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 18:23:37,400 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 18:23:37,402 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 18:23:37,403 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 18:23:37,405 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 18:23:37,409 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 18:23:37,411 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 18:23:37,413 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 18:23:37,415 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 18:23:37,417 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 18:23:37,423 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 18:23:37,426 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 18:23:37,426 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 18:23:37,428 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 18:23:37,428 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 18:23:37,429 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 18:23:37,429 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 18:23:37,430 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 18:23:37,431 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 18:23:37,431 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 18:23:37,432 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 18:23:37,432 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 18:23:37,433 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 18:23:37,433 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 18:23:37,433 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 18:23:37,434 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 18:23:37,435 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 18:23:37,436 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ae97ee0-8978-4193-a05b-99b856723549/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-32bit-Kojak_Default.epf [2022-11-20 18:23:37,457 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 18:23:37,457 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 18:23:37,458 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 18:23:37,458 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 18:23:37,459 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 18:23:37,459 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 18:23:37,460 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 18:23:37,460 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 18:23:37,460 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 18:23:37,460 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 18:23:37,460 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 18:23:37,461 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 18:23:37,461 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 18:23:37,461 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 18:23:37,461 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 18:23:37,461 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 18:23:37,462 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 18:23:37,462 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 18:23:37,462 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 18:23:37,462 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 18:23:37,462 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 18:23:37,463 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 18:23:37,463 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 18:23:37,463 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 18:23:37,463 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 18:23:37,463 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 18:23:37,464 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 18:23:37,464 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-20 18:23:37,464 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 18:23:37,464 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 18:23:37,464 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_1ae97ee0-8978-4193-a05b-99b856723549/bin/ukojak-pZX7IvK2PQ/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ae97ee0-8978-4193-a05b-99b856723549/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b585114ab4aff9777d36c84f93f7abe0931f77338421f004296c8a8d328d3dfd [2022-11-20 18:23:37,734 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 18:23:37,759 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 18:23:37,763 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 18:23:37,765 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 18:23:37,765 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 18:23:37,767 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ae97ee0-8978-4193-a05b-99b856723549/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/pthread/triangular-1.i [2022-11-20 18:23:41,256 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 18:23:41,631 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 18:23:41,632 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ae97ee0-8978-4193-a05b-99b856723549/sv-benchmarks/c/pthread/triangular-1.i [2022-11-20 18:23:41,648 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ae97ee0-8978-4193-a05b-99b856723549/bin/ukojak-pZX7IvK2PQ/data/e43821fc4/46454c2868a64365976925bf81809616/FLAG36eaa8a4d [2022-11-20 18:23:41,666 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ae97ee0-8978-4193-a05b-99b856723549/bin/ukojak-pZX7IvK2PQ/data/e43821fc4/46454c2868a64365976925bf81809616 [2022-11-20 18:23:41,669 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 18:23:41,671 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 18:23:41,675 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 18:23:41,676 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 18:23:41,680 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 18:23:41,681 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:23:41" (1/1) ... [2022-11-20 18:23:41,682 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31733c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:23:41, skipping insertion in model container [2022-11-20 18:23:41,683 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:23:41" (1/1) ... [2022-11-20 18:23:41,692 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 18:23:41,744 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 18:23:42,165 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ae97ee0-8978-4193-a05b-99b856723549/sv-benchmarks/c/pthread/triangular-1.i[30950,30963] [2022-11-20 18:23:42,166 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 18:23:42,178 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 18:23:42,243 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ae97ee0-8978-4193-a05b-99b856723549/sv-benchmarks/c/pthread/triangular-1.i[30950,30963] [2022-11-20 18:23:42,254 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 18:23:42,303 INFO L208 MainTranslator]: Completed translation [2022-11-20 18:23:42,304 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:23:42 WrapperNode [2022-11-20 18:23:42,306 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 18:23:42,310 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 18:23:42,311 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 18:23:42,312 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 18:23:42,321 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:23:42" (1/1) ... [2022-11-20 18:23:42,353 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:23:42" (1/1) ... [2022-11-20 18:23:42,385 INFO L138 Inliner]: procedures = 169, calls = 24, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 47 [2022-11-20 18:23:42,385 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 18:23:42,386 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 18:23:42,387 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 18:23:42,387 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 18:23:42,398 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:23:42" (1/1) ... [2022-11-20 18:23:42,399 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:23:42" (1/1) ... [2022-11-20 18:23:42,412 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:23:42" (1/1) ... [2022-11-20 18:23:42,414 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:23:42" (1/1) ... [2022-11-20 18:23:42,423 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:23:42" (1/1) ... [2022-11-20 18:23:42,437 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:23:42" (1/1) ... [2022-11-20 18:23:42,439 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:23:42" (1/1) ... [2022-11-20 18:23:42,446 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:23:42" (1/1) ... [2022-11-20 18:23:42,449 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 18:23:42,457 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 18:23:42,457 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 18:23:42,457 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 18:23:42,458 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:23:42" (1/1) ... [2022-11-20 18:23:42,466 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 18:23:42,487 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ae97ee0-8978-4193-a05b-99b856723549/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 18:23:42,506 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ae97ee0-8978-4193-a05b-99b856723549/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 18:23:42,522 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ae97ee0-8978-4193-a05b-99b856723549/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 18:23:42,559 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2022-11-20 18:23:42,560 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2022-11-20 18:23:42,560 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2022-11-20 18:23:42,560 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2022-11-20 18:23:42,561 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-20 18:23:42,561 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-11-20 18:23:42,561 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 18:23:42,561 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 18:23:42,562 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 18:23:42,562 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-20 18:23:42,562 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-11-20 18:23:42,562 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 18:23:42,563 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 18:23:42,565 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-20 18:23:42,727 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 18:23:42,730 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 18:23:42,951 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 18:23:42,987 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 18:23:42,988 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-11-20 18:23:42,991 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 06:23:42 BoogieIcfgContainer [2022-11-20 18:23:42,991 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 18:23:42,992 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 18:23:42,992 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 18:23:43,006 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 18:23:43,006 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 06:23:42" (1/1) ... [2022-11-20 18:23:43,007 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:173) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:358) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-11-20 18:23:43,013 INFO L158 Benchmark]: Toolchain (without parser) took 1340.58ms. Allocated memory is still 146.8MB. Free memory was 114.1MB in the beginning and 75.9MB in the end (delta: 38.3MB). Peak memory consumption was 37.7MB. Max. memory is 16.1GB. [2022-11-20 18:23:43,014 INFO L158 Benchmark]: CDTParser took 0.94ms. Allocated memory is still 146.8MB. Free memory was 90.4MB in the beginning and 90.2MB in the end (delta: 159.5kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 18:23:43,014 INFO L158 Benchmark]: CACSL2BoogieTranslator took 631.33ms. Allocated memory is still 146.8MB. Free memory was 113.6MB in the beginning and 94.7MB in the end (delta: 19.0MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2022-11-20 18:23:43,015 INFO L158 Benchmark]: Boogie Procedure Inliner took 75.15ms. Allocated memory is still 146.8MB. Free memory was 94.7MB in the beginning and 92.7MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 18:23:43,016 INFO L158 Benchmark]: Boogie Preprocessor took 69.48ms. Allocated memory is still 146.8MB. Free memory was 92.7MB in the beginning and 91.6MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 18:23:43,017 INFO L158 Benchmark]: RCFGBuilder took 534.77ms. Allocated memory is still 146.8MB. Free memory was 91.1MB in the beginning and 77.0MB in the end (delta: 14.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-20 18:23:43,018 INFO L158 Benchmark]: CodeCheck took 18.57ms. Allocated memory is still 146.8MB. Free memory was 77.0MB in the beginning and 75.9MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 18:23:43,022 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 0.94ms. Allocated memory is still 146.8MB. Free memory was 90.4MB in the beginning and 90.2MB in the end (delta: 159.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 631.33ms. Allocated memory is still 146.8MB. Free memory was 113.6MB in the beginning and 94.7MB in the end (delta: 19.0MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 75.15ms. Allocated memory is still 146.8MB. Free memory was 94.7MB in the beginning and 92.7MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 69.48ms. Allocated memory is still 146.8MB. Free memory was 92.7MB in the beginning and 91.6MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 534.77ms. Allocated memory is still 146.8MB. Free memory was 91.1MB in the beginning and 77.0MB in the end (delta: 14.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * CodeCheck took 18.57ms. Allocated memory is still 146.8MB. Free memory was 77.0MB in the beginning and 75.9MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-20 18:23:43,064 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ae97ee0-8978-4193-a05b-99b856723549/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ae97ee0-8978-4193-a05b-99b856723549/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ae97ee0-8978-4193-a05b-99b856723549/bin/ukojak-pZX7IvK2PQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ae97ee0-8978-4193-a05b-99b856723549/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ae97ee0-8978-4193-a05b-99b856723549/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread/triangular-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ae97ee0-8978-4193-a05b-99b856723549/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ae97ee0-8978-4193-a05b-99b856723549/bin/ukojak-pZX7IvK2PQ --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash b585114ab4aff9777d36c84f93f7abe0931f77338421f004296c8a8d328d3dfd --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-6b4ec56 [2022-11-20 18:23:45,785 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 18:23:45,790 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 18:23:45,827 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 18:23:45,828 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 18:23:45,831 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 18:23:45,834 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 18:23:45,837 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 18:23:45,840 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 18:23:45,846 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 18:23:45,847 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 18:23:45,849 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 18:23:45,850 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 18:23:45,852 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 18:23:45,854 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 18:23:45,858 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 18:23:45,860 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 18:23:45,861 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 18:23:45,863 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 18:23:45,869 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 18:23:45,871 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 18:23:45,874 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 18:23:45,875 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 18:23:45,876 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 18:23:45,884 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 18:23:45,885 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 18:23:45,885 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 18:23:45,887 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 18:23:45,888 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 18:23:45,889 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 18:23:45,889 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 18:23:45,890 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 18:23:45,892 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 18:23:45,893 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 18:23:45,899 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 18:23:45,900 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 18:23:45,901 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 18:23:45,901 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 18:23:45,901 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 18:23:45,902 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 18:23:45,903 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 18:23:45,904 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ae97ee0-8978-4193-a05b-99b856723549/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2022-11-20 18:23:45,945 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 18:23:45,946 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 18:23:45,948 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 18:23:45,948 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 18:23:45,949 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 18:23:45,950 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 18:23:45,950 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 18:23:45,950 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 18:23:45,950 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 18:23:45,951 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 18:23:45,952 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 18:23:45,952 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 18:23:45,952 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 18:23:45,952 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 18:23:45,953 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-20 18:23:45,953 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-20 18:23:45,953 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 18:23:45,953 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-20 18:23:45,954 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 18:23:45,954 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 18:23:45,954 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 18:23:45,954 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 18:23:45,955 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 18:23:45,955 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 18:23:45,955 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 18:23:45,955 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 18:23:45,956 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 18:23:45,956 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 18:23:45,956 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 18:23:45,956 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-20 18:23:45,957 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-20 18:23:45,957 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 18:23:45,957 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-11-20 18:23:45,958 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-20 18:23:45,958 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_1ae97ee0-8978-4193-a05b-99b856723549/bin/ukojak-pZX7IvK2PQ/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ae97ee0-8978-4193-a05b-99b856723549/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b585114ab4aff9777d36c84f93f7abe0931f77338421f004296c8a8d328d3dfd [2022-11-20 18:23:46,374 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 18:23:46,398 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 18:23:46,405 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 18:23:46,406 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 18:23:46,407 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 18:23:46,409 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ae97ee0-8978-4193-a05b-99b856723549/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/pthread/triangular-1.i [2022-11-20 18:23:49,688 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 18:23:50,056 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 18:23:50,056 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ae97ee0-8978-4193-a05b-99b856723549/sv-benchmarks/c/pthread/triangular-1.i [2022-11-20 18:23:50,071 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ae97ee0-8978-4193-a05b-99b856723549/bin/ukojak-pZX7IvK2PQ/data/535f32fac/3865f382172b4391b913dc51eef75f65/FLAG80c16fc2e [2022-11-20 18:23:50,091 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ae97ee0-8978-4193-a05b-99b856723549/bin/ukojak-pZX7IvK2PQ/data/535f32fac/3865f382172b4391b913dc51eef75f65 [2022-11-20 18:23:50,094 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 18:23:50,103 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 18:23:50,107 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 18:23:50,108 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 18:23:50,111 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 18:23:50,112 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:23:50" (1/1) ... [2022-11-20 18:23:50,116 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@75b72db9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:23:50, skipping insertion in model container [2022-11-20 18:23:50,117 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:23:50" (1/1) ... [2022-11-20 18:23:50,123 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 18:23:50,170 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 18:23:50,511 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ae97ee0-8978-4193-a05b-99b856723549/sv-benchmarks/c/pthread/triangular-1.i[30950,30963] [2022-11-20 18:23:50,512 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 18:23:50,527 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 18:23:50,587 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ae97ee0-8978-4193-a05b-99b856723549/sv-benchmarks/c/pthread/triangular-1.i[30950,30963] [2022-11-20 18:23:50,588 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 18:23:50,658 INFO L208 MainTranslator]: Completed translation [2022-11-20 18:23:50,658 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:23:50 WrapperNode [2022-11-20 18:23:50,658 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 18:23:50,660 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 18:23:50,660 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 18:23:50,660 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 18:23:50,668 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:23:50" (1/1) ... [2022-11-20 18:23:50,709 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:23:50" (1/1) ... [2022-11-20 18:23:50,735 INFO L138 Inliner]: procedures = 172, calls = 24, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 48 [2022-11-20 18:23:50,735 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 18:23:50,737 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 18:23:50,738 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 18:23:50,738 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 18:23:50,748 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:23:50" (1/1) ... [2022-11-20 18:23:50,748 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:23:50" (1/1) ... [2022-11-20 18:23:50,764 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:23:50" (1/1) ... [2022-11-20 18:23:50,766 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:23:50" (1/1) ... [2022-11-20 18:23:50,775 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:23:50" (1/1) ... [2022-11-20 18:23:50,784 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:23:50" (1/1) ... [2022-11-20 18:23:50,792 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:23:50" (1/1) ... [2022-11-20 18:23:50,795 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:23:50" (1/1) ... [2022-11-20 18:23:50,802 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 18:23:50,803 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 18:23:50,805 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 18:23:50,812 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 18:23:50,813 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:23:50" (1/1) ... [2022-11-20 18:23:50,818 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 18:23:50,831 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ae97ee0-8978-4193-a05b-99b856723549/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 18:23:50,845 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ae97ee0-8978-4193-a05b-99b856723549/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 18:23:50,862 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ae97ee0-8978-4193-a05b-99b856723549/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 18:23:50,888 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2022-11-20 18:23:50,888 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2022-11-20 18:23:50,888 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2022-11-20 18:23:50,888 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2022-11-20 18:23:50,888 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-11-20 18:23:50,889 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 18:23:50,889 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 18:23:50,889 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 18:23:50,889 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-11-20 18:23:50,889 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-11-20 18:23:50,889 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-11-20 18:23:50,890 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 18:23:50,890 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 18:23:50,891 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-20 18:23:51,064 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 18:23:51,075 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 18:23:51,360 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 18:23:51,384 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 18:23:51,385 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-11-20 18:23:51,387 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 06:23:51 BoogieIcfgContainer [2022-11-20 18:23:51,388 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 18:23:51,389 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 18:23:51,389 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 18:23:51,400 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 18:23:51,400 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 06:23:51" (1/1) ... [2022-11-20 18:23:51,401 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:173) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:358) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-11-20 18:23:51,406 INFO L158 Benchmark]: Toolchain (without parser) took 1302.12ms. Allocated memory is still 69.2MB. Free memory was 46.6MB in the beginning and 39.9MB in the end (delta: 6.6MB). Peak memory consumption was 9.3MB. Max. memory is 16.1GB. [2022-11-20 18:23:51,407 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 56.6MB. Free memory is still 34.9MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 18:23:51,407 INFO L158 Benchmark]: CACSL2BoogieTranslator took 551.50ms. Allocated memory is still 69.2MB. Free memory was 46.4MB in the beginning and 42.8MB in the end (delta: 3.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-11-20 18:23:51,408 INFO L158 Benchmark]: Boogie Procedure Inliner took 75.90ms. Allocated memory is still 69.2MB. Free memory was 42.8MB in the beginning and 40.7MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 18:23:51,409 INFO L158 Benchmark]: Boogie Preprocessor took 65.04ms. Allocated memory is still 69.2MB. Free memory was 40.7MB in the beginning and 38.9MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 18:23:51,409 INFO L158 Benchmark]: RCFGBuilder took 584.82ms. Allocated memory is still 69.2MB. Free memory was 38.9MB in the beginning and 41.1MB in the end (delta: -2.1MB). Peak memory consumption was 13.5MB. Max. memory is 16.1GB. [2022-11-20 18:23:51,410 INFO L158 Benchmark]: CodeCheck took 15.79ms. Allocated memory is still 69.2MB. Free memory was 40.7MB in the beginning and 39.9MB in the end (delta: 826.2kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 18:23:51,413 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 0.31ms. Allocated memory is still 56.6MB. Free memory is still 34.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 551.50ms. Allocated memory is still 69.2MB. Free memory was 46.4MB in the beginning and 42.8MB in the end (delta: 3.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 75.90ms. Allocated memory is still 69.2MB. Free memory was 42.8MB in the beginning and 40.7MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 65.04ms. Allocated memory is still 69.2MB. Free memory was 40.7MB in the beginning and 38.9MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 584.82ms. Allocated memory is still 69.2MB. Free memory was 38.9MB in the beginning and 41.1MB in the end (delta: -2.1MB). Peak memory consumption was 13.5MB. Max. memory is 16.1GB. * CodeCheck took 15.79ms. Allocated memory is still 69.2MB. Free memory was 40.7MB in the beginning and 39.9MB in the end (delta: 826.2kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-20 18:23:51,436 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ae97ee0-8978-4193-a05b-99b856723549/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported