./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread/triangular-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c049ace2-4939-4f6b-8875-aa67199cf53f/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c049ace2-4939-4f6b-8875-aa67199cf53f/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_c049ace2-4939-4f6b-8875-aa67199cf53f/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c049ace2-4939-4f6b-8875-aa67199cf53f/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_c049ace2-4939-4f6b-8875-aa67199cf53f/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c049ace2-4939-4f6b-8875-aa67199cf53f/bin/ukojak-rkRKPMF4O4 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 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 [2022-12-15 00:11:53,800 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-15 00:11:53,802 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-15 00:11:53,819 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-15 00:11:53,819 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-15 00:11:53,820 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-15 00:11:53,821 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-15 00:11:53,823 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-15 00:11:53,824 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-15 00:11:53,825 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-15 00:11:53,826 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-15 00:11:53,827 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-15 00:11:53,827 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-15 00:11:53,828 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-15 00:11:53,829 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-15 00:11:53,830 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-15 00:11:53,831 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-15 00:11:53,832 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-15 00:11:53,833 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-15 00:11:53,834 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-15 00:11:53,836 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-15 00:11:53,837 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-15 00:11:53,838 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-15 00:11:53,839 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-15 00:11:53,842 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-15 00:11:53,842 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-15 00:11:53,842 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-15 00:11:53,843 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-15 00:11:53,844 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-15 00:11:53,845 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-15 00:11:53,845 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-15 00:11:53,846 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-15 00:11:53,846 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-15 00:11:53,847 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-15 00:11:53,848 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-15 00:11:53,848 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-15 00:11:53,849 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-15 00:11:53,849 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-15 00:11:53,849 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-15 00:11:53,850 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-15 00:11:53,850 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-15 00:11:53,851 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c049ace2-4939-4f6b-8875-aa67199cf53f/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-12-15 00:11:53,877 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-15 00:11:53,878 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-15 00:11:53,878 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-15 00:11:53,879 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-15 00:11:53,886 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-15 00:11:53,886 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-15 00:11:53,886 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-15 00:11:53,886 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-15 00:11:53,886 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-15 00:11:53,886 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-15 00:11:53,886 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-15 00:11:53,886 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-15 00:11:53,887 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-15 00:11:53,887 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-15 00:11:53,887 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-15 00:11:53,887 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-15 00:11:53,887 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-15 00:11:53,887 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-15 00:11:53,887 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-15 00:11:53,888 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-15 00:11:53,888 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-15 00:11:53,888 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 00:11:53,888 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-15 00:11:53,888 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-15 00:11:53,888 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-15 00:11:53,888 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-15 00:11:53,888 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-15 00:11:53,888 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-15 00:11:53,888 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_c049ace2-4939-4f6b-8875-aa67199cf53f/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c049ace2-4939-4f6b-8875-aa67199cf53f/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9ca4ad6de5ce46f9737c47ccc55c2628eaef135acf1b94c234f6d96d13f1ccb1 [2022-12-15 00:11:54,075 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-15 00:11:54,095 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-15 00:11:54,097 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-15 00:11:54,098 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-15 00:11:54,099 INFO L275 PluginConnector]: CDTParser initialized [2022-12-15 00:11:54,100 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c049ace2-4939-4f6b-8875-aa67199cf53f/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/pthread/triangular-2.i [2022-12-15 00:11:56,626 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-15 00:11:56,815 INFO L351 CDTParser]: Found 1 translation units. [2022-12-15 00:11:56,815 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c049ace2-4939-4f6b-8875-aa67199cf53f/sv-benchmarks/c/pthread/triangular-2.i [2022-12-15 00:11:56,824 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c049ace2-4939-4f6b-8875-aa67199cf53f/bin/ukojak-rkRKPMF4O4/data/73bce69ca/ff26a613f61f4a8dab268f6e784f53a4/FLAG2159ff634 [2022-12-15 00:11:57,212 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c049ace2-4939-4f6b-8875-aa67199cf53f/bin/ukojak-rkRKPMF4O4/data/73bce69ca/ff26a613f61f4a8dab268f6e784f53a4 [2022-12-15 00:11:57,217 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-15 00:11:57,220 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-15 00:11:57,222 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-15 00:11:57,222 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-15 00:11:57,226 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-15 00:11:57,227 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 12:11:57" (1/1) ... [2022-12-15 00:11:57,228 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6c7b6d14 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:11:57, skipping insertion in model container [2022-12-15 00:11:57,228 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 12:11:57" (1/1) ... [2022-12-15 00:11:57,236 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-15 00:11:57,273 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-15 00:11:57,504 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:11:57,505 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:11:57,507 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:11:57,508 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:11:57,512 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:11:57,513 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:11:57,514 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:11:57,514 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:11:57,515 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_c049ace2-4939-4f6b-8875-aa67199cf53f/sv-benchmarks/c/pthread/triangular-2.i[30952,30965] [2022-12-15 00:11:57,518 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 00:11:57,525 INFO L203 MainTranslator]: Completed pre-run [2022-12-15 00:11:57,556 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:11:57,556 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:11:57,557 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:11:57,558 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:11:57,561 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:11:57,562 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:11:57,562 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:11:57,563 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:11:57,563 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_c049ace2-4939-4f6b-8875-aa67199cf53f/sv-benchmarks/c/pthread/triangular-2.i[30952,30965] [2022-12-15 00:11:57,564 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 00:11:57,586 INFO L208 MainTranslator]: Completed translation [2022-12-15 00:11:57,586 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:11:57 WrapperNode [2022-12-15 00:11:57,586 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-15 00:11:57,587 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-15 00:11:57,588 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-15 00:11:57,588 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-15 00:11:57,593 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:11:57" (1/1) ... [2022-12-15 00:11:57,604 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:11:57" (1/1) ... [2022-12-15 00:11:57,619 INFO L138 Inliner]: procedures = 169, calls = 24, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 47 [2022-12-15 00:11:57,619 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-15 00:11:57,619 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-15 00:11:57,619 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-15 00:11:57,620 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-15 00:11:57,626 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:11:57" (1/1) ... [2022-12-15 00:11:57,626 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:11:57" (1/1) ... [2022-12-15 00:11:57,628 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:11:57" (1/1) ... [2022-12-15 00:11:57,628 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:11:57" (1/1) ... [2022-12-15 00:11:57,633 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:11:57" (1/1) ... [2022-12-15 00:11:57,636 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:11:57" (1/1) ... [2022-12-15 00:11:57,638 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:11:57" (1/1) ... [2022-12-15 00:11:57,639 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:11:57" (1/1) ... [2022-12-15 00:11:57,641 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-15 00:11:57,642 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-15 00:11:57,642 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-15 00:11:57,642 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-15 00:11:57,642 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:11:57" (1/1) ... [2022-12-15 00:11:57,648 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 00:11:57,656 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c049ace2-4939-4f6b-8875-aa67199cf53f/bin/ukojak-rkRKPMF4O4/z3 [2022-12-15 00:11:57,667 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c049ace2-4939-4f6b-8875-aa67199cf53f/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-15 00:11:57,669 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c049ace2-4939-4f6b-8875-aa67199cf53f/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-15 00:11:57,707 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2022-12-15 00:11:57,707 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2022-12-15 00:11:57,707 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2022-12-15 00:11:57,707 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2022-12-15 00:11:57,707 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-15 00:11:57,707 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-12-15 00:11:57,707 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-15 00:11:57,708 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-15 00:11:57,708 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-15 00:11:57,708 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-15 00:11:57,708 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-12-15 00:11:57,708 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-15 00:11:57,708 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-15 00:11:57,709 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-12-15 00:11:57,812 INFO L235 CfgBuilder]: Building ICFG [2022-12-15 00:11:57,814 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-15 00:11:57,922 INFO L276 CfgBuilder]: Performing block encoding [2022-12-15 00:11:57,927 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-15 00:11:57,927 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-12-15 00:11:57,929 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 12:11:57 BoogieIcfgContainer [2022-12-15 00:11:57,929 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-15 00:11:57,929 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-15 00:11:57,929 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-15 00:11:57,939 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-15 00:11:57,939 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 12:11:57" (1/1) ... [2022-12-15 00:11:57,940 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) [2022-12-15 00:11:57,944 INFO L158 Benchmark]: Toolchain (without parser) took 723.77ms. Allocated memory was 119.5MB in the beginning and 151.0MB in the end (delta: 31.5MB). Free memory was 85.4MB in the beginning and 116.8MB in the end (delta: -31.4MB). Peak memory consumption was 886.0kB. Max. memory is 16.1GB. [2022-12-15 00:11:57,944 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 119.5MB. Free memory is still 88.8MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-15 00:11:57,945 INFO L158 Benchmark]: CACSL2BoogieTranslator took 365.18ms. Allocated memory is still 119.5MB. Free memory was 85.4MB in the beginning and 65.3MB in the end (delta: 20.1MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2022-12-15 00:11:57,946 INFO L158 Benchmark]: Boogie Procedure Inliner took 31.57ms. Allocated memory is still 119.5MB. Free memory was 65.3MB in the beginning and 63.3MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-15 00:11:57,946 INFO L158 Benchmark]: Boogie Preprocessor took 21.52ms. Allocated memory is still 119.5MB. Free memory was 63.3MB in the beginning and 61.9MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-15 00:11:57,947 INFO L158 Benchmark]: RCFGBuilder took 287.33ms. Allocated memory was 119.5MB in the beginning and 151.0MB in the end (delta: 31.5MB). Free memory was 61.9MB in the beginning and 117.9MB in the end (delta: -56.0MB). Peak memory consumption was 11.4MB. Max. memory is 16.1GB. [2022-12-15 00:11:57,948 INFO L158 Benchmark]: CodeCheck took 12.89ms. Allocated memory is still 151.0MB. Free memory was 117.4MB in the beginning and 116.8MB in the end (delta: 566.8kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-15 00:11:57,951 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 0.17ms. Allocated memory is still 119.5MB. Free memory is still 88.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 365.18ms. Allocated memory is still 119.5MB. Free memory was 85.4MB in the beginning and 65.3MB in the end (delta: 20.1MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 31.57ms. Allocated memory is still 119.5MB. Free memory was 65.3MB in the beginning and 63.3MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 21.52ms. Allocated memory is still 119.5MB. Free memory was 63.3MB in the beginning and 61.9MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 287.33ms. Allocated memory was 119.5MB in the beginning and 151.0MB in the end (delta: 31.5MB). Free memory was 61.9MB in the beginning and 117.9MB in the end (delta: -56.0MB). Peak memory consumption was 11.4MB. Max. memory is 16.1GB. * CodeCheck took 12.89ms. Allocated memory is still 151.0MB. Free memory was 117.4MB in the beginning and 116.8MB in the end (delta: 566.8kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-12-15 00:11:57,969 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c049ace2-4939-4f6b-8875-aa67199cf53f/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 Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c049ace2-4939-4f6b-8875-aa67199cf53f/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c049ace2-4939-4f6b-8875-aa67199cf53f/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_c049ace2-4939-4f6b-8875-aa67199cf53f/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c049ace2-4939-4f6b-8875-aa67199cf53f/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_c049ace2-4939-4f6b-8875-aa67199cf53f/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c049ace2-4939-4f6b-8875-aa67199cf53f/bin/ukojak-rkRKPMF4O4 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 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 [2022-12-15 00:11:59,829 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-15 00:11:59,831 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-15 00:11:59,855 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-15 00:11:59,856 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-15 00:11:59,857 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-15 00:11:59,859 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-15 00:11:59,862 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-15 00:11:59,864 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-15 00:11:59,866 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-15 00:11:59,867 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-15 00:11:59,868 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-15 00:11:59,868 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-15 00:11:59,869 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-15 00:11:59,870 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-15 00:11:59,870 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-15 00:11:59,871 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-15 00:11:59,871 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-15 00:11:59,872 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-15 00:11:59,873 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-15 00:11:59,874 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-15 00:11:59,875 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-15 00:11:59,876 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-15 00:11:59,876 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-15 00:11:59,879 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-15 00:11:59,879 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-15 00:11:59,879 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-15 00:11:59,880 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-15 00:11:59,880 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-15 00:11:59,880 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-15 00:11:59,881 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-15 00:11:59,881 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-15 00:11:59,886 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-15 00:11:59,887 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-15 00:11:59,888 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-15 00:11:59,888 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-15 00:11:59,889 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-15 00:11:59,889 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-15 00:11:59,890 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-15 00:11:59,891 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-15 00:11:59,892 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-15 00:11:59,892 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c049ace2-4939-4f6b-8875-aa67199cf53f/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2022-12-15 00:11:59,914 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-15 00:11:59,914 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-15 00:11:59,915 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-15 00:11:59,915 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-15 00:11:59,915 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-15 00:11:59,915 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-15 00:11:59,916 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-15 00:11:59,916 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-15 00:11:59,916 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-15 00:11:59,916 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-15 00:11:59,916 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-15 00:11:59,916 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-15 00:11:59,916 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-15 00:11:59,917 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-12-15 00:11:59,917 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-12-15 00:11:59,917 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-12-15 00:11:59,917 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-15 00:11:59,917 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-15 00:11:59,917 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-15 00:11:59,917 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-15 00:11:59,918 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-15 00:11:59,918 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-15 00:11:59,918 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-15 00:11:59,918 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 00:11:59,918 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-15 00:11:59,918 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-15 00:11:59,919 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-15 00:11:59,919 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-12-15 00:11:59,919 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-12-15 00:11:59,919 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-15 00:11:59,919 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-12-15 00:11:59,919 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-15 00:11:59,919 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_c049ace2-4939-4f6b-8875-aa67199cf53f/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c049ace2-4939-4f6b-8875-aa67199cf53f/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9ca4ad6de5ce46f9737c47ccc55c2628eaef135acf1b94c234f6d96d13f1ccb1 [2022-12-15 00:12:00,132 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-15 00:12:00,149 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-15 00:12:00,151 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-15 00:12:00,152 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-15 00:12:00,152 INFO L275 PluginConnector]: CDTParser initialized [2022-12-15 00:12:00,153 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c049ace2-4939-4f6b-8875-aa67199cf53f/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/pthread/triangular-2.i [2022-12-15 00:12:02,756 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-15 00:12:02,968 INFO L351 CDTParser]: Found 1 translation units. [2022-12-15 00:12:02,969 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c049ace2-4939-4f6b-8875-aa67199cf53f/sv-benchmarks/c/pthread/triangular-2.i [2022-12-15 00:12:02,981 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c049ace2-4939-4f6b-8875-aa67199cf53f/bin/ukojak-rkRKPMF4O4/data/2edb75fb6/ac7b628b7d7746afa93b6afa21c6d9db/FLAG60e34a8ff [2022-12-15 00:12:02,995 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c049ace2-4939-4f6b-8875-aa67199cf53f/bin/ukojak-rkRKPMF4O4/data/2edb75fb6/ac7b628b7d7746afa93b6afa21c6d9db [2022-12-15 00:12:02,998 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-15 00:12:02,999 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-15 00:12:03,000 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-15 00:12:03,001 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-15 00:12:03,003 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-15 00:12:03,004 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 12:12:02" (1/1) ... [2022-12-15 00:12:03,005 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@71399750 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:12:03, skipping insertion in model container [2022-12-15 00:12:03,005 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 12:12:02" (1/1) ... [2022-12-15 00:12:03,012 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-15 00:12:03,047 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-15 00:12:03,317 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:12:03,318 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:12:03,322 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:12:03,322 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:12:03,327 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:12:03,329 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:12:03,329 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:12:03,330 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:12:03,331 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_c049ace2-4939-4f6b-8875-aa67199cf53f/sv-benchmarks/c/pthread/triangular-2.i[30952,30965] [2022-12-15 00:12:03,335 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 00:12:03,347 INFO L203 MainTranslator]: Completed pre-run [2022-12-15 00:12:03,380 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:12:03,380 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:12:03,382 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:12:03,382 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:12:03,385 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:12:03,394 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:12:03,394 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-15 00:12:03,395 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-15 00:12:03,396 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_c049ace2-4939-4f6b-8875-aa67199cf53f/sv-benchmarks/c/pthread/triangular-2.i[30952,30965] [2022-12-15 00:12:03,397 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 00:12:03,435 INFO L208 MainTranslator]: Completed translation [2022-12-15 00:12:03,436 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:12:03 WrapperNode [2022-12-15 00:12:03,436 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-15 00:12:03,437 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-15 00:12:03,437 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-15 00:12:03,437 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-15 00:12:03,444 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:12:03" (1/1) ... [2022-12-15 00:12:03,458 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:12:03" (1/1) ... [2022-12-15 00:12:03,475 INFO L138 Inliner]: procedures = 172, calls = 24, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 48 [2022-12-15 00:12:03,475 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-15 00:12:03,476 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-15 00:12:03,476 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-15 00:12:03,476 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-15 00:12:03,484 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:12:03" (1/1) ... [2022-12-15 00:12:03,484 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:12:03" (1/1) ... [2022-12-15 00:12:03,487 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:12:03" (1/1) ... [2022-12-15 00:12:03,487 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:12:03" (1/1) ... [2022-12-15 00:12:03,494 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:12:03" (1/1) ... [2022-12-15 00:12:03,497 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:12:03" (1/1) ... [2022-12-15 00:12:03,499 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:12:03" (1/1) ... [2022-12-15 00:12:03,500 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:12:03" (1/1) ... [2022-12-15 00:12:03,503 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-15 00:12:03,504 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-15 00:12:03,504 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-15 00:12:03,504 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-15 00:12:03,505 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:12:03" (1/1) ... [2022-12-15 00:12:03,510 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 00:12:03,520 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c049ace2-4939-4f6b-8875-aa67199cf53f/bin/ukojak-rkRKPMF4O4/z3 [2022-12-15 00:12:03,531 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c049ace2-4939-4f6b-8875-aa67199cf53f/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-15 00:12:03,533 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c049ace2-4939-4f6b-8875-aa67199cf53f/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-15 00:12:03,565 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2022-12-15 00:12:03,565 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2022-12-15 00:12:03,565 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2022-12-15 00:12:03,566 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2022-12-15 00:12:03,566 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-12-15 00:12:03,566 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-15 00:12:03,566 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-15 00:12:03,566 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-15 00:12:03,566 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-12-15 00:12:03,566 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-12-15 00:12:03,566 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-12-15 00:12:03,566 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-15 00:12:03,567 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-15 00:12:03,568 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-12-15 00:12:03,668 INFO L235 CfgBuilder]: Building ICFG [2022-12-15 00:12:03,669 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-15 00:12:03,808 INFO L276 CfgBuilder]: Performing block encoding [2022-12-15 00:12:03,812 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-15 00:12:03,812 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-12-15 00:12:03,814 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 12:12:03 BoogieIcfgContainer [2022-12-15 00:12:03,814 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-15 00:12:03,815 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-15 00:12:03,815 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-15 00:12:03,826 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-15 00:12:03,827 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 12:12:03" (1/1) ... [2022-12-15 00:12:03,827 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) [2022-12-15 00:12:03,831 INFO L158 Benchmark]: Toolchain (without parser) took 830.86ms. Allocated memory was 73.4MB in the beginning and 88.1MB in the end (delta: 14.7MB). Free memory was 50.8MB in the beginning and 66.3MB in the end (delta: -15.5MB). Peak memory consumption was 24.3MB. Max. memory is 16.1GB. [2022-12-15 00:12:03,831 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 48.2MB. Free memory was 26.6MB in the beginning and 26.6MB in the end (delta: 52.6kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-15 00:12:03,832 INFO L158 Benchmark]: CACSL2BoogieTranslator took 435.71ms. Allocated memory is still 73.4MB. Free memory was 50.7MB in the beginning and 47.8MB in the end (delta: 2.9MB). Peak memory consumption was 19.4MB. Max. memory is 16.1GB. [2022-12-15 00:12:03,832 INFO L158 Benchmark]: Boogie Procedure Inliner took 38.29ms. Allocated memory is still 73.4MB. Free memory was 47.8MB in the beginning and 45.6MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-15 00:12:03,833 INFO L158 Benchmark]: Boogie Preprocessor took 28.15ms. Allocated memory is still 73.4MB. Free memory was 45.6MB in the beginning and 44.0MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-15 00:12:03,833 INFO L158 Benchmark]: RCFGBuilder took 309.95ms. Allocated memory is still 73.4MB. Free memory was 44.0MB in the beginning and 30.4MB in the end (delta: 13.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-12-15 00:12:03,834 INFO L158 Benchmark]: CodeCheck took 14.64ms. Allocated memory was 73.4MB in the beginning and 88.1MB in the end (delta: 14.7MB). Free memory was 30.4MB in the beginning and 66.3MB in the end (delta: -35.9MB). Peak memory consumption was 4.9MB. Max. memory is 16.1GB. [2022-12-15 00:12:03,836 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 0.11ms. Allocated memory is still 48.2MB. Free memory was 26.6MB in the beginning and 26.6MB in the end (delta: 52.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 435.71ms. Allocated memory is still 73.4MB. Free memory was 50.7MB in the beginning and 47.8MB in the end (delta: 2.9MB). Peak memory consumption was 19.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 38.29ms. Allocated memory is still 73.4MB. Free memory was 47.8MB in the beginning and 45.6MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 28.15ms. Allocated memory is still 73.4MB. Free memory was 45.6MB in the beginning and 44.0MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 309.95ms. Allocated memory is still 73.4MB. Free memory was 44.0MB in the beginning and 30.4MB in the end (delta: 13.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * CodeCheck took 14.64ms. Allocated memory was 73.4MB in the beginning and 88.1MB in the end (delta: 14.7MB). Free memory was 30.4MB in the beginning and 66.3MB in the end (delta: -35.9MB). Peak memory consumption was 4.9MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-12-15 00:12:03,853 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c049ace2-4939-4f6b-8875-aa67199cf53f/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