./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 dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dd7de1f-0422-46ba-9dda-34032f669788/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dd7de1f-0422-46ba-9dda-34032f669788/bin/ukojak-92XMlrwhuB/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dd7de1f-0422-46ba-9dda-34032f669788/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dd7de1f-0422-46ba-9dda-34032f669788/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread/triangular-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dd7de1f-0422-46ba-9dda-34032f669788/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dd7de1f-0422-46ba-9dda-34032f669788/bin/ukojak-92XMlrwhuB --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-dbf71c6-m [2022-10-17 16:58:25,741 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:58:25,744 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:58:25,796 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:58:25,796 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:58:25,803 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:58:25,806 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:58:25,811 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:58:25,814 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:58:25,823 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:58:25,824 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:58:25,826 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:58:25,826 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:58:25,828 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:58:25,829 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:58:25,831 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:58:25,832 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:58:25,833 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:58:25,842 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:58:25,850 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:58:25,852 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:58:25,859 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:58:25,860 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:58:25,862 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:58:25,871 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:58:25,871 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:58:25,872 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:58:25,874 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:58:25,875 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:58:25,877 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:58:25,878 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:58:25,880 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:58:25,882 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:58:25,884 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:58:25,885 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:58:25,885 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:58:25,886 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:58:25,886 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:58:25,887 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:58:25,888 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:58:25,889 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:58:25,890 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dd7de1f-0422-46ba-9dda-34032f669788/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:58:25,959 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:58:25,959 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:58:25,960 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:58:25,961 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:58:25,961 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:58:25,962 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:58:25,962 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:58:25,962 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:58:25,962 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:58:25,963 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:58:25,963 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:58:25,963 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:58:25,963 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:58:25,964 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:58:25,964 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:58:25,964 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:58:25,964 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:58:25,964 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:58:25,965 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:58:25,965 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:58:25,965 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:58:25,965 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:58:25,966 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:58:25,966 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:58:25,966 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:58:25,966 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:58:25,977 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:58:25,977 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:58:25,978 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_6dd7de1f-0422-46ba-9dda-34032f669788/bin/ukojak-92XMlrwhuB/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dd7de1f-0422-46ba-9dda-34032f669788/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9ca4ad6de5ce46f9737c47ccc55c2628eaef135acf1b94c234f6d96d13f1ccb1 [2022-10-17 16:58:26,286 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:58:26,312 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:58:26,315 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:58:26,316 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:58:26,317 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:58:26,319 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dd7de1f-0422-46ba-9dda-34032f669788/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/pthread/triangular-2.i [2022-10-17 16:58:26,396 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dd7de1f-0422-46ba-9dda-34032f669788/bin/ukojak-92XMlrwhuB/data/516a8afe8/64d5377626eb4a2cadfa5435e2218077/FLAGeb3537dd9 [2022-10-17 16:58:27,066 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:58:27,072 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dd7de1f-0422-46ba-9dda-34032f669788/sv-benchmarks/c/pthread/triangular-2.i [2022-10-17 16:58:27,095 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dd7de1f-0422-46ba-9dda-34032f669788/bin/ukojak-92XMlrwhuB/data/516a8afe8/64d5377626eb4a2cadfa5435e2218077/FLAGeb3537dd9 [2022-10-17 16:58:27,262 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dd7de1f-0422-46ba-9dda-34032f669788/bin/ukojak-92XMlrwhuB/data/516a8afe8/64d5377626eb4a2cadfa5435e2218077 [2022-10-17 16:58:27,265 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:58:27,266 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:58:27,268 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:58:27,268 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:58:27,285 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:58:27,286 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:58:27" (1/1) ... [2022-10-17 16:58:27,289 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4985d21 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:58:27, skipping insertion in model container [2022-10-17 16:58:27,289 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:58:27" (1/1) ... [2022-10-17 16:58:27,305 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:58:27,381 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:58:27,927 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dd7de1f-0422-46ba-9dda-34032f669788/sv-benchmarks/c/pthread/triangular-2.i[30952,30965] [2022-10-17 16:58:27,930 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:58:27,939 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:58:28,019 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dd7de1f-0422-46ba-9dda-34032f669788/sv-benchmarks/c/pthread/triangular-2.i[30952,30965] [2022-10-17 16:58:28,022 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:58:28,073 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:58:28,074 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:58:28 WrapperNode [2022-10-17 16:58:28,074 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:58:28,076 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:58:28,076 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:58:28,078 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:58:28,087 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:58:28" (1/1) ... [2022-10-17 16:58:28,133 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:58:28" (1/1) ... [2022-10-17 16:58:28,161 INFO L138 Inliner]: procedures = 169, calls = 24, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 47 [2022-10-17 16:58:28,162 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:58:28,163 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:58:28,163 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:58:28,163 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:58:28,174 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:58:28" (1/1) ... [2022-10-17 16:58:28,174 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:58:28" (1/1) ... [2022-10-17 16:58:28,182 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:58:28" (1/1) ... [2022-10-17 16:58:28,183 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:58:28" (1/1) ... [2022-10-17 16:58:28,200 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:58:28" (1/1) ... [2022-10-17 16:58:28,211 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:58:28" (1/1) ... [2022-10-17 16:58:28,215 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:58:28" (1/1) ... [2022-10-17 16:58:28,225 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:58:28" (1/1) ... [2022-10-17 16:58:28,228 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:58:28,230 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:58:28,230 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:58:28,230 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:58:28,231 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:58:28" (1/1) ... [2022-10-17 16:58:28,239 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:58:28,252 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dd7de1f-0422-46ba-9dda-34032f669788/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:58:28,269 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dd7de1f-0422-46ba-9dda-34032f669788/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:58:28,294 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dd7de1f-0422-46ba-9dda-34032f669788/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:58:28,331 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2022-10-17 16:58:28,332 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2022-10-17 16:58:28,333 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2022-10-17 16:58:28,333 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2022-10-17 16:58:28,334 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-17 16:58:28,334 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-10-17 16:58:28,334 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:58:28,334 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 16:58:28,335 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 16:58:28,335 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:58:28,335 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-10-17 16:58:28,335 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:58:28,336 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:58:28,337 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-10-17 16:58:28,515 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:58:28,518 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:58:28,699 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:58:28,706 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:58:28,706 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-10-17 16:58:28,709 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:58:28 BoogieIcfgContainer [2022-10-17 16:58:28,709 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:58:28,710 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:58:28,711 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:58:28,726 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:58:28,726 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:58:28" (1/1) ... [2022-10-17 16:58:28,727 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) [2022-10-17 16:58:28,732 INFO L158 Benchmark]: Toolchain (without parser) took 1464.88ms. Allocated memory is still 92.3MB. Free memory was 46.1MB in the beginning and 38.8MB in the end (delta: 7.4MB). Peak memory consumption was 4.7MB. Max. memory is 16.1GB. [2022-10-17 16:58:28,733 INFO L158 Benchmark]: CDTParser took 0.40ms. Allocated memory is still 92.3MB. Free memory is still 63.5MB. There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:58:28,734 INFO L158 Benchmark]: CACSL2BoogieTranslator took 806.93ms. Allocated memory is still 92.3MB. Free memory was 46.0MB in the beginning and 55.6MB in the end (delta: -9.7MB). Peak memory consumption was 4.4MB. Max. memory is 16.1GB. [2022-10-17 16:58:28,735 INFO L158 Benchmark]: Boogie Procedure Inliner took 86.46ms. Allocated memory is still 92.3MB. Free memory was 55.6MB in the beginning and 53.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 16:58:28,736 INFO L158 Benchmark]: Boogie Preprocessor took 65.96ms. Allocated memory is still 92.3MB. Free memory was 53.5MB in the beginning and 52.3MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 16:58:28,739 INFO L158 Benchmark]: RCFGBuilder took 479.85ms. Allocated memory is still 92.3MB. Free memory was 52.0MB in the beginning and 39.7MB in the end (delta: 12.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-10-17 16:58:28,740 INFO L158 Benchmark]: CodeCheck took 19.83ms. Allocated memory is still 92.3MB. Free memory was 39.7MB in the beginning and 38.8MB in the end (delta: 960.3kB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:58:28,744 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 0.40ms. Allocated memory is still 92.3MB. Free memory is still 63.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 806.93ms. Allocated memory is still 92.3MB. Free memory was 46.0MB in the beginning and 55.6MB in the end (delta: -9.7MB). Peak memory consumption was 4.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 86.46ms. Allocated memory is still 92.3MB. Free memory was 55.6MB in the beginning and 53.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 65.96ms. Allocated memory is still 92.3MB. Free memory was 53.5MB in the beginning and 52.3MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 479.85ms. Allocated memory is still 92.3MB. Free memory was 52.0MB in the beginning and 39.7MB in the end (delta: 12.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * CodeCheck took 19.83ms. Allocated memory is still 92.3MB. Free memory was 39.7MB in the beginning and 38.8MB in the end (delta: 960.3kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-10-17 16:58:28,798 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dd7de1f-0422-46ba-9dda-34032f669788/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dd7de1f-0422-46ba-9dda-34032f669788/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dd7de1f-0422-46ba-9dda-34032f669788/bin/ukojak-92XMlrwhuB/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dd7de1f-0422-46ba-9dda-34032f669788/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dd7de1f-0422-46ba-9dda-34032f669788/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread/triangular-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dd7de1f-0422-46ba-9dda-34032f669788/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dd7de1f-0422-46ba-9dda-34032f669788/bin/ukojak-92XMlrwhuB --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-dbf71c6-m [2022-10-17 16:58:31,361 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:58:31,365 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:58:31,415 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:58:31,415 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:58:31,419 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:58:31,422 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:58:31,426 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:58:31,432 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:58:31,438 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:58:31,442 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:58:31,444 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:58:31,445 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:58:31,449 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:58:31,450 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:58:31,452 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:58:31,454 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:58:31,455 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:58:31,457 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:58:31,466 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:58:31,468 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:58:31,469 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:58:31,473 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:58:31,475 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:58:31,485 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:58:31,486 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:58:31,486 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:58:31,489 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:58:31,489 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:58:31,490 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:58:31,491 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:58:31,492 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:58:31,494 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:58:31,496 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:58:31,497 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:58:31,497 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:58:31,498 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:58:31,499 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:58:31,499 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:58:31,501 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:58:31,502 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:58:31,503 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dd7de1f-0422-46ba-9dda-34032f669788/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2022-10-17 16:58:31,548 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:58:31,549 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:58:31,551 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:58:31,551 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:58:31,553 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:58:31,553 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:58:31,553 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:58:31,553 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:58:31,554 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:58:31,554 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:58:31,555 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:58:31,555 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:58:31,555 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:58:31,556 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-10-17 16:58:31,556 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-10-17 16:58:31,556 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-10-17 16:58:31,556 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:58:31,556 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:58:31,557 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:58:31,557 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:58:31,557 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:58:31,557 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:58:31,557 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:58:31,558 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:58:31,558 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:58:31,558 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:58:31,558 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:58:31,559 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-10-17 16:58:31,559 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-10-17 16:58:31,559 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:58:31,559 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-10-17 16:58:31,559 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-10-17 16:58:31,560 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_6dd7de1f-0422-46ba-9dda-34032f669788/bin/ukojak-92XMlrwhuB/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dd7de1f-0422-46ba-9dda-34032f669788/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9ca4ad6de5ce46f9737c47ccc55c2628eaef135acf1b94c234f6d96d13f1ccb1 [2022-10-17 16:58:31,971 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:58:31,995 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:58:31,998 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:58:32,000 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:58:32,001 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:58:32,002 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dd7de1f-0422-46ba-9dda-34032f669788/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/pthread/triangular-2.i [2022-10-17 16:58:32,081 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dd7de1f-0422-46ba-9dda-34032f669788/bin/ukojak-92XMlrwhuB/data/bf4590d4c/c1a963be35aa4d5bb0a8a1ffbae729b2/FLAG0d85bea68 [2022-10-17 16:58:32,853 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:58:32,854 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dd7de1f-0422-46ba-9dda-34032f669788/sv-benchmarks/c/pthread/triangular-2.i [2022-10-17 16:58:32,877 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dd7de1f-0422-46ba-9dda-34032f669788/bin/ukojak-92XMlrwhuB/data/bf4590d4c/c1a963be35aa4d5bb0a8a1ffbae729b2/FLAG0d85bea68 [2022-10-17 16:58:33,072 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dd7de1f-0422-46ba-9dda-34032f669788/bin/ukojak-92XMlrwhuB/data/bf4590d4c/c1a963be35aa4d5bb0a8a1ffbae729b2 [2022-10-17 16:58:33,075 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:58:33,077 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:58:33,079 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:58:33,079 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:58:33,084 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:58:33,085 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:58:33" (1/1) ... [2022-10-17 16:58:33,086 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@503947a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:58:33, skipping insertion in model container [2022-10-17 16:58:33,086 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:58:33" (1/1) ... [2022-10-17 16:58:33,096 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:58:33,139 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:58:33,640 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dd7de1f-0422-46ba-9dda-34032f669788/sv-benchmarks/c/pthread/triangular-2.i[30952,30965] [2022-10-17 16:58:33,644 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:58:33,658 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:58:33,716 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dd7de1f-0422-46ba-9dda-34032f669788/sv-benchmarks/c/pthread/triangular-2.i[30952,30965] [2022-10-17 16:58:33,718 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:58:33,770 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:58:33,770 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:58:33 WrapperNode [2022-10-17 16:58:33,771 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:58:33,772 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:58:33,772 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:58:33,772 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:58:33,781 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:58:33" (1/1) ... [2022-10-17 16:58:33,810 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:58:33" (1/1) ... [2022-10-17 16:58:33,846 INFO L138 Inliner]: procedures = 172, calls = 24, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 48 [2022-10-17 16:58:33,847 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:58:33,848 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:58:33,848 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:58:33,848 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:58:33,859 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:58:33" (1/1) ... [2022-10-17 16:58:33,859 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:58:33" (1/1) ... [2022-10-17 16:58:33,886 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:58:33" (1/1) ... [2022-10-17 16:58:33,886 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:58:33" (1/1) ... [2022-10-17 16:58:33,897 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:58:33" (1/1) ... [2022-10-17 16:58:33,914 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:58:33" (1/1) ... [2022-10-17 16:58:33,917 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:58:33" (1/1) ... [2022-10-17 16:58:33,926 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:58:33" (1/1) ... [2022-10-17 16:58:33,930 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:58:33,932 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:58:33,947 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:58:33,948 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:58:33,949 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:58:33" (1/1) ... [2022-10-17 16:58:33,956 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:58:33,968 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dd7de1f-0422-46ba-9dda-34032f669788/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:58:33,982 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dd7de1f-0422-46ba-9dda-34032f669788/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:58:34,024 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dd7de1f-0422-46ba-9dda-34032f669788/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:58:34,055 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2022-10-17 16:58:34,055 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2022-10-17 16:58:34,055 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2022-10-17 16:58:34,055 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2022-10-17 16:58:34,056 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-10-17 16:58:34,056 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:58:34,056 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 16:58:34,056 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 16:58:34,056 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-10-17 16:58:34,057 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-10-17 16:58:34,057 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-10-17 16:58:34,057 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:58:34,058 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:58:34,059 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-10-17 16:58:34,244 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:58:34,247 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:58:34,440 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:58:34,447 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:58:34,447 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-10-17 16:58:34,450 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:58:34 BoogieIcfgContainer [2022-10-17 16:58:34,450 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:58:34,451 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:58:34,451 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:58:34,461 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:58:34,461 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:58:34" (1/1) ... [2022-10-17 16:58:34,462 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) [2022-10-17 16:58:34,465 INFO L158 Benchmark]: Toolchain (without parser) took 1387.13ms. Allocated memory is still 60.8MB. Free memory was 38.3MB in the beginning and 30.2MB in the end (delta: 8.0MB). Peak memory consumption was 8.8MB. Max. memory is 16.1GB. [2022-10-17 16:58:34,466 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 60.8MB. Free memory was 41.0MB in the beginning and 40.9MB in the end (delta: 48.8kB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:58:34,467 INFO L158 Benchmark]: CACSL2BoogieTranslator took 692.18ms. Allocated memory is still 60.8MB. Free memory was 38.0MB in the beginning and 33.2MB in the end (delta: 4.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-10-17 16:58:34,468 INFO L158 Benchmark]: Boogie Procedure Inliner took 74.87ms. Allocated memory is still 60.8MB. Free memory was 33.2MB in the beginning and 31.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 16:58:34,468 INFO L158 Benchmark]: Boogie Preprocessor took 82.97ms. Allocated memory is still 60.8MB. Free memory was 31.1MB in the beginning and 29.3MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 16:58:34,469 INFO L158 Benchmark]: RCFGBuilder took 518.60ms. Allocated memory is still 60.8MB. Free memory was 29.3MB in the beginning and 31.3MB in the end (delta: -2.0MB). Peak memory consumption was 5.4MB. Max. memory is 16.1GB. [2022-10-17 16:58:34,470 INFO L158 Benchmark]: CodeCheck took 12.62ms. Allocated memory is still 60.8MB. Free memory was 31.3MB in the beginning and 30.2MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 16:58:34,473 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 0.35ms. Allocated memory is still 60.8MB. Free memory was 41.0MB in the beginning and 40.9MB in the end (delta: 48.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 692.18ms. Allocated memory is still 60.8MB. Free memory was 38.0MB in the beginning and 33.2MB in the end (delta: 4.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 74.87ms. Allocated memory is still 60.8MB. Free memory was 33.2MB in the beginning and 31.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 82.97ms. Allocated memory is still 60.8MB. Free memory was 31.1MB in the beginning and 29.3MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 518.60ms. Allocated memory is still 60.8MB. Free memory was 29.3MB in the beginning and 31.3MB in the end (delta: -2.0MB). Peak memory consumption was 5.4MB. Max. memory is 16.1GB. * CodeCheck took 12.62ms. Allocated memory is still 60.8MB. Free memory was 31.3MB in the beginning and 30.2MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-10-17 16:58:34,523 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dd7de1f-0422-46ba-9dda-34032f669788/bin/ukojak-92XMlrwhuB/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