./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread/triangular-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 2329fc70 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_048b01ed-8225-493e-8df9-e090f2052de0/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_048b01ed-8225-493e-8df9-e090f2052de0/bin/ukojak-rkRKPMF4O4/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_048b01ed-8225-493e-8df9-e090f2052de0/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_048b01ed-8225-493e-8df9-e090f2052de0/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread/triangular-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_048b01ed-8225-493e-8df9-e090f2052de0/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_048b01ed-8225-493e-8df9-e090f2052de0/bin/ukojak-rkRKPMF4O4 --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 9ca4ad6de5ce46f9737c47ccc55c2628eaef135acf1b94c234f6d96d13f1ccb1 --- 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-2329fc7 [2022-12-14 22:36:24,291 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 22:36:24,293 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 22:36:24,310 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 22:36:24,310 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 22:36:24,311 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 22:36:24,312 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 22:36:24,314 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 22:36:24,315 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 22:36:24,316 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 22:36:24,317 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 22:36:24,318 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 22:36:24,318 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 22:36:24,319 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 22:36:24,320 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 22:36:24,321 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 22:36:24,322 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 22:36:24,323 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 22:36:24,325 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 22:36:24,326 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 22:36:24,328 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 22:36:24,329 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 22:36:24,330 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 22:36:24,331 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 22:36:24,334 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 22:36:24,334 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 22:36:24,334 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 22:36:24,335 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 22:36:24,336 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 22:36:24,336 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 22:36:24,337 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 22:36:24,337 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 22:36:24,338 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 22:36:24,339 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 22:36:24,340 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 22:36:24,340 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 22:36:24,340 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 22:36:24,341 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 22:36:24,341 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 22:36:24,342 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 22:36:24,342 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 22:36:24,343 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_048b01ed-8225-493e-8df9-e090f2052de0/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-32bit-Kojak_Default.epf [2022-12-14 22:36:24,361 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 22:36:24,362 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 22:36:24,362 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 22:36:24,363 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-14 22:36:24,363 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 22:36:24,363 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 22:36:24,364 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 22:36:24,364 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 22:36:24,364 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-14 22:36:24,364 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 22:36:24,364 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 22:36:24,364 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 22:36:24,364 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 22:36:24,365 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 22:36:24,365 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 22:36:24,365 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-14 22:36:24,365 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 22:36:24,365 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 22:36:24,365 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 22:36:24,365 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 22:36:24,366 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 22:36:24,366 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 22:36:24,366 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 22:36:24,366 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 22:36:24,366 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 22:36:24,367 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 22:36:24,367 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 22:36:24,367 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-14 22:36:24,367 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 22:36:24,367 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 22:36:24,367 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_048b01ed-8225-493e-8df9-e090f2052de0/bin/ukojak-rkRKPMF4O4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_048b01ed-8225-493e-8df9-e090f2052de0/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9ca4ad6de5ce46f9737c47ccc55c2628eaef135acf1b94c234f6d96d13f1ccb1 [2022-12-14 22:36:24,557 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 22:36:24,577 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 22:36:24,580 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 22:36:24,581 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 22:36:24,582 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 22:36:24,583 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_048b01ed-8225-493e-8df9-e090f2052de0/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/pthread/triangular-2.i [2022-12-14 22:36:27,152 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 22:36:27,324 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 22:36:27,324 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_048b01ed-8225-493e-8df9-e090f2052de0/sv-benchmarks/c/pthread/triangular-2.i [2022-12-14 22:36:27,333 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_048b01ed-8225-493e-8df9-e090f2052de0/bin/ukojak-rkRKPMF4O4/data/c4363499b/2a4c8ccf9f064ef48494140c8272d86c/FLAG63b794805 [2022-12-14 22:36:27,344 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_048b01ed-8225-493e-8df9-e090f2052de0/bin/ukojak-rkRKPMF4O4/data/c4363499b/2a4c8ccf9f064ef48494140c8272d86c [2022-12-14 22:36:27,346 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 22:36:27,347 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 22:36:27,348 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 22:36:27,348 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 22:36:27,351 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 22:36:27,351 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 10:36:27" (1/1) ... [2022-12-14 22:36:27,352 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@28b178d7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:36:27, skipping insertion in model container [2022-12-14 22:36:27,352 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 10:36:27" (1/1) ... [2022-12-14 22:36:27,358 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 22:36:27,383 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 22:36:27,634 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 22:36:27,635 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 22:36:27,638 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 22:36:27,639 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 22:36:27,644 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 22:36:27,645 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 22:36:27,645 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 22:36:27,646 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 22:36:27,647 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_048b01ed-8225-493e-8df9-e090f2052de0/sv-benchmarks/c/pthread/triangular-2.i[30952,30965] [2022-12-14 22:36:27,647 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 22:36:27,656 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 22:36:27,688 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 22:36:27,689 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 22:36:27,690 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 22:36:27,690 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 22:36:27,693 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 22:36:27,694 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 22:36:27,694 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 22:36:27,695 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 22:36:27,695 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_048b01ed-8225-493e-8df9-e090f2052de0/sv-benchmarks/c/pthread/triangular-2.i[30952,30965] [2022-12-14 22:36:27,696 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 22:36:27,724 INFO L208 MainTranslator]: Completed translation [2022-12-14 22:36:27,724 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:36:27 WrapperNode [2022-12-14 22:36:27,724 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 22:36:27,725 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 22:36:27,725 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 22:36:27,726 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 22:36:27,733 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:36:27" (1/1) ... [2022-12-14 22:36:27,744 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:36:27" (1/1) ... [2022-12-14 22:36:27,762 INFO L138 Inliner]: procedures = 169, calls = 24, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 47 [2022-12-14 22:36:27,763 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 22:36:27,763 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 22:36:27,763 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 22:36:27,764 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 22:36:27,770 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:36:27" (1/1) ... [2022-12-14 22:36:27,771 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:36:27" (1/1) ... [2022-12-14 22:36:27,773 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:36:27" (1/1) ... [2022-12-14 22:36:27,773 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:36:27" (1/1) ... [2022-12-14 22:36:27,776 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:36:27" (1/1) ... [2022-12-14 22:36:27,779 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:36:27" (1/1) ... [2022-12-14 22:36:27,780 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:36:27" (1/1) ... [2022-12-14 22:36:27,781 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:36:27" (1/1) ... [2022-12-14 22:36:27,782 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 22:36:27,783 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 22:36:27,783 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 22:36:27,783 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 22:36:27,784 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:36:27" (1/1) ... [2022-12-14 22:36:27,789 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 22:36:27,797 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_048b01ed-8225-493e-8df9-e090f2052de0/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 22:36:27,807 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_048b01ed-8225-493e-8df9-e090f2052de0/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 22:36:27,809 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_048b01ed-8225-493e-8df9-e090f2052de0/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 22:36:27,842 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2022-12-14 22:36:27,842 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2022-12-14 22:36:27,842 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2022-12-14 22:36:27,842 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2022-12-14 22:36:27,842 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-14 22:36:27,842 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-12-14 22:36:27,842 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 22:36:27,843 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-14 22:36:27,843 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-14 22:36:27,843 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-14 22:36:27,843 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-12-14 22:36:27,843 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 22:36:27,843 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 22:36:27,844 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-12-14 22:36:27,939 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 22:36:27,941 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 22:36:28,076 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 22:36:28,098 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 22:36:28,098 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-12-14 22:36:28,100 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 10:36:28 BoogieIcfgContainer [2022-12-14 22:36:28,100 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 22:36:28,101 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-14 22:36:28,101 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-14 22:36:28,112 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-14 22:36:28,112 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 10:36:28" (1/1) ... [2022-12-14 22:36:28,113 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) [2022-12-14 22:36:28,115 INFO L158 Benchmark]: Toolchain (without parser) took 767.97ms. Allocated memory is still 144.7MB. Free memory was 112.3MB in the beginning and 73.7MB in the end (delta: 38.6MB). Peak memory consumption was 37.7MB. Max. memory is 16.1GB. [2022-12-14 22:36:28,116 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 98.6MB. Free memory is still 49.6MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 22:36:28,116 INFO L158 Benchmark]: CACSL2BoogieTranslator took 376.80ms. Allocated memory is still 144.7MB. Free memory was 112.3MB in the beginning and 92.3MB in the end (delta: 20.1MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2022-12-14 22:36:28,117 INFO L158 Benchmark]: Boogie Procedure Inliner took 37.40ms. Allocated memory is still 144.7MB. Free memory was 91.9MB in the beginning and 90.2MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 22:36:28,117 INFO L158 Benchmark]: Boogie Preprocessor took 19.20ms. Allocated memory is still 144.7MB. Free memory was 90.2MB in the beginning and 88.9MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 22:36:28,117 INFO L158 Benchmark]: RCFGBuilder took 317.33ms. Allocated memory is still 144.7MB. Free memory was 88.5MB in the beginning and 74.7MB in the end (delta: 13.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-12-14 22:36:28,118 INFO L158 Benchmark]: CodeCheck took 13.36ms. Allocated memory is still 144.7MB. Free memory was 74.7MB in the beginning and 73.7MB in the end (delta: 942.1kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 22:36:28,120 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 0.19ms. Allocated memory is still 98.6MB. Free memory is still 49.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 376.80ms. Allocated memory is still 144.7MB. Free memory was 112.3MB in the beginning and 92.3MB in the end (delta: 20.1MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 37.40ms. Allocated memory is still 144.7MB. Free memory was 91.9MB in the beginning and 90.2MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 19.20ms. Allocated memory is still 144.7MB. Free memory was 90.2MB in the beginning and 88.9MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 317.33ms. Allocated memory is still 144.7MB. Free memory was 88.5MB in the beginning and 74.7MB in the end (delta: 13.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 13.36ms. Allocated memory is still 144.7MB. Free memory was 74.7MB in the beginning and 73.7MB in the end (delta: 942.1kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-12-14 22:36:28,134 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_048b01ed-8225-493e-8df9-e090f2052de0/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally 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_048b01ed-8225-493e-8df9-e090f2052de0/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_048b01ed-8225-493e-8df9-e090f2052de0/bin/ukojak-rkRKPMF4O4/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_048b01ed-8225-493e-8df9-e090f2052de0/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_048b01ed-8225-493e-8df9-e090f2052de0/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread/triangular-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_048b01ed-8225-493e-8df9-e090f2052de0/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_048b01ed-8225-493e-8df9-e090f2052de0/bin/ukojak-rkRKPMF4O4 --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 9ca4ad6de5ce46f9737c47ccc55c2628eaef135acf1b94c234f6d96d13f1ccb1 --- 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-2329fc7 [2022-12-14 22:36:29,796 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 22:36:29,798 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 22:36:29,826 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 22:36:29,827 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 22:36:29,828 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 22:36:29,829 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 22:36:29,831 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 22:36:29,833 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 22:36:29,834 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 22:36:29,835 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 22:36:29,836 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 22:36:29,836 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 22:36:29,837 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 22:36:29,838 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 22:36:29,839 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 22:36:29,840 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 22:36:29,841 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 22:36:29,843 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 22:36:29,845 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 22:36:29,846 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 22:36:29,848 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 22:36:29,849 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 22:36:29,850 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 22:36:29,854 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 22:36:29,855 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 22:36:29,855 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 22:36:29,856 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 22:36:29,856 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 22:36:29,857 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 22:36:29,857 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 22:36:29,857 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 22:36:29,858 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 22:36:29,859 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 22:36:29,859 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 22:36:29,859 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 22:36:29,860 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 22:36:29,860 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 22:36:29,860 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 22:36:29,861 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 22:36:29,861 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 22:36:29,862 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_048b01ed-8225-493e-8df9-e090f2052de0/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2022-12-14 22:36:29,878 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 22:36:29,878 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 22:36:29,878 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 22:36:29,879 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-14 22:36:29,879 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 22:36:29,879 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 22:36:29,879 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 22:36:29,879 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 22:36:29,880 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-14 22:36:29,880 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 22:36:29,880 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 22:36:29,880 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 22:36:29,880 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 22:36:29,880 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 22:36:29,880 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-12-14 22:36:29,880 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-12-14 22:36:29,880 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-14 22:36:29,881 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-12-14 22:36:29,881 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 22:36:29,881 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 22:36:29,881 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 22:36:29,881 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 22:36:29,881 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 22:36:29,881 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 22:36:29,881 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 22:36:29,882 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 22:36:29,882 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 22:36:29,882 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 22:36:29,882 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 22:36:29,882 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-12-14 22:36:29,882 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-12-14 22:36:29,882 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 22:36:29,882 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-12-14 22:36:29,882 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-14 22:36:29,883 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_048b01ed-8225-493e-8df9-e090f2052de0/bin/ukojak-rkRKPMF4O4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_048b01ed-8225-493e-8df9-e090f2052de0/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9ca4ad6de5ce46f9737c47ccc55c2628eaef135acf1b94c234f6d96d13f1ccb1 [2022-12-14 22:36:30,083 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 22:36:30,098 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 22:36:30,101 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 22:36:30,102 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 22:36:30,102 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 22:36:30,103 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_048b01ed-8225-493e-8df9-e090f2052de0/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/pthread/triangular-2.i [2022-12-14 22:36:32,725 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 22:36:32,920 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 22:36:32,921 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_048b01ed-8225-493e-8df9-e090f2052de0/sv-benchmarks/c/pthread/triangular-2.i [2022-12-14 22:36:32,938 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_048b01ed-8225-493e-8df9-e090f2052de0/bin/ukojak-rkRKPMF4O4/data/bbfbd601c/068358e1e6ed495abe25a57051c0676e/FLAG78bf5af80 [2022-12-14 22:36:32,951 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_048b01ed-8225-493e-8df9-e090f2052de0/bin/ukojak-rkRKPMF4O4/data/bbfbd601c/068358e1e6ed495abe25a57051c0676e [2022-12-14 22:36:32,953 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 22:36:32,954 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 22:36:32,955 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 22:36:32,955 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 22:36:32,958 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 22:36:32,958 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 10:36:32" (1/1) ... [2022-12-14 22:36:32,959 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@21f8956f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:36:32, skipping insertion in model container [2022-12-14 22:36:32,959 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 10:36:32" (1/1) ... [2022-12-14 22:36:32,965 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 22:36:32,994 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 22:36:33,257 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 22:36:33,258 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 22:36:33,261 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 22:36:33,262 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 22:36:33,267 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 22:36:33,269 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 22:36:33,270 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 22:36:33,271 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 22:36:33,272 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_048b01ed-8225-493e-8df9-e090f2052de0/sv-benchmarks/c/pthread/triangular-2.i[30952,30965] [2022-12-14 22:36:33,273 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 22:36:33,285 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 22:36:33,317 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 22:36:33,318 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 22:36:33,319 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 22:36:33,320 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 22:36:33,323 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 22:36:33,324 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 22:36:33,324 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 22:36:33,325 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 22:36:33,326 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_048b01ed-8225-493e-8df9-e090f2052de0/sv-benchmarks/c/pthread/triangular-2.i[30952,30965] [2022-12-14 22:36:33,327 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 22:36:33,362 INFO L208 MainTranslator]: Completed translation [2022-12-14 22:36:33,363 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:36:33 WrapperNode [2022-12-14 22:36:33,363 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 22:36:33,364 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 22:36:33,364 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 22:36:33,364 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 22:36:33,372 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:36:33" (1/1) ... [2022-12-14 22:36:33,386 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:36:33" (1/1) ... [2022-12-14 22:36:33,405 INFO L138 Inliner]: procedures = 172, calls = 24, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 48 [2022-12-14 22:36:33,405 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 22:36:33,406 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 22:36:33,406 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 22:36:33,406 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 22:36:33,415 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:36:33" (1/1) ... [2022-12-14 22:36:33,415 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:36:33" (1/1) ... [2022-12-14 22:36:33,418 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:36:33" (1/1) ... [2022-12-14 22:36:33,419 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:36:33" (1/1) ... [2022-12-14 22:36:33,427 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:36:33" (1/1) ... [2022-12-14 22:36:33,430 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:36:33" (1/1) ... [2022-12-14 22:36:33,432 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:36:33" (1/1) ... [2022-12-14 22:36:33,434 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:36:33" (1/1) ... [2022-12-14 22:36:33,437 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 22:36:33,438 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 22:36:33,438 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 22:36:33,439 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 22:36:33,439 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:36:33" (1/1) ... [2022-12-14 22:36:33,445 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 22:36:33,455 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_048b01ed-8225-493e-8df9-e090f2052de0/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 22:36:33,464 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_048b01ed-8225-493e-8df9-e090f2052de0/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 22:36:33,466 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_048b01ed-8225-493e-8df9-e090f2052de0/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 22:36:33,497 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2022-12-14 22:36:33,497 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2022-12-14 22:36:33,497 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2022-12-14 22:36:33,497 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2022-12-14 22:36:33,497 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-12-14 22:36:33,497 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 22:36:33,497 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-14 22:36:33,497 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-14 22:36:33,497 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-12-14 22:36:33,498 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-12-14 22:36:33,498 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-12-14 22:36:33,498 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 22:36:33,498 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 22:36:33,499 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-12-14 22:36:33,607 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 22:36:33,608 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 22:36:33,767 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 22:36:33,784 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 22:36:33,784 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-12-14 22:36:33,786 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 10:36:33 BoogieIcfgContainer [2022-12-14 22:36:33,786 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 22:36:33,786 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-14 22:36:33,786 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-14 22:36:33,794 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-14 22:36:33,794 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 10:36:33" (1/1) ... [2022-12-14 22:36:33,794 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) [2022-12-14 22:36:33,797 INFO L158 Benchmark]: Toolchain (without parser) took 842.94ms. Allocated memory is still 90.2MB. Free memory was 70.7MB in the beginning and 57.2MB in the end (delta: 13.4MB). Peak memory consumption was 12.7MB. Max. memory is 16.1GB. [2022-12-14 22:36:33,798 INFO L158 Benchmark]: CDTParser took 0.10ms. Allocated memory is still 58.7MB. Free memory is still 36.8MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 22:36:33,798 INFO L158 Benchmark]: CACSL2BoogieTranslator took 407.78ms. Allocated memory is still 90.2MB. Free memory was 70.7MB in the beginning and 49.2MB in the end (delta: 21.5MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2022-12-14 22:36:33,798 INFO L158 Benchmark]: Boogie Procedure Inliner took 41.63ms. Allocated memory is still 90.2MB. Free memory was 49.2MB in the beginning and 47.0MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 22:36:33,799 INFO L158 Benchmark]: Boogie Preprocessor took 31.71ms. Allocated memory is still 90.2MB. Free memory was 47.0MB in the beginning and 45.3MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 22:36:33,799 INFO L158 Benchmark]: RCFGBuilder took 347.50ms. Allocated memory is still 90.2MB. Free memory was 45.3MB in the beginning and 58.6MB in the end (delta: -13.3MB). Peak memory consumption was 8.5MB. Max. memory is 16.1GB. [2022-12-14 22:36:33,799 INFO L158 Benchmark]: CodeCheck took 9.92ms. Allocated memory is still 90.2MB. Free memory was 58.2MB in the beginning and 57.2MB in the end (delta: 933.1kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 22:36:33,801 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 0.10ms. Allocated memory is still 58.7MB. Free memory is still 36.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 407.78ms. Allocated memory is still 90.2MB. Free memory was 70.7MB in the beginning and 49.2MB in the end (delta: 21.5MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 41.63ms. Allocated memory is still 90.2MB. Free memory was 49.2MB in the beginning and 47.0MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 31.71ms. Allocated memory is still 90.2MB. Free memory was 47.0MB in the beginning and 45.3MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 347.50ms. Allocated memory is still 90.2MB. Free memory was 45.3MB in the beginning and 58.6MB in the end (delta: -13.3MB). Peak memory consumption was 8.5MB. Max. memory is 16.1GB. * CodeCheck took 9.92ms. Allocated memory is still 90.2MB. Free memory was 58.2MB in the beginning and 57.2MB in the end (delta: 933.1kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-12-14 22:36:33,817 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_048b01ed-8225-493e-8df9-e090f2052de0/bin/ukojak-rkRKPMF4O4/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