./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.5.2.ufo.BOUNDED-10.pals.c.p+lhb-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6a47aea7 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29331dd8-c907-43ab-aed2-85d9c6bb9011/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29331dd8-c907-43ab-aed2-85d9c6bb9011/bin/ukojak-CwSLpZB5Qu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29331dd8-c907-43ab-aed2-85d9c6bb9011/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29331dd8-c907-43ab-aed2-85d9c6bb9011/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.5.2.ufo.BOUNDED-10.pals.c.p+lhb-reducer.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29331dd8-c907-43ab-aed2-85d9c6bb9011/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29331dd8-c907-43ab-aed2-85d9c6bb9011/bin/ukojak-CwSLpZB5Qu --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 169d16a82e2efb21b41720aab8fadcf5ecf67324651e69e91d6cb4f921e3dcd4 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:46:02,960 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:46:02,962 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:46:03,014 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:46:03,015 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:46:03,019 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:46:03,021 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:46:03,025 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:46:03,027 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:46:03,033 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:46:03,034 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:46:03,036 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:46:03,037 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:46:03,039 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:46:03,041 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:46:03,045 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:46:03,047 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:46:03,048 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:46:03,050 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:46:03,058 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:46:03,060 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:46:03,061 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:46:03,064 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:46:03,065 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:46:03,074 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:46:03,075 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:46:03,075 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:46:03,077 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:46:03,078 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:46:03,079 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:46:03,079 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:46:03,081 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:46:03,082 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:46:03,084 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:46:03,085 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:46:03,085 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:46:03,086 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:46:03,086 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:46:03,087 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:46:03,088 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:46:03,089 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:46:03,089 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29331dd8-c907-43ab-aed2-85d9c6bb9011/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:46:03,132 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:46:03,133 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:46:03,135 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:46:03,135 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:46:03,136 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:46:03,136 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:46:03,136 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:46:03,137 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:46:03,137 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:46:03,137 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:46:03,138 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:46:03,138 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:46:03,139 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:46:03,139 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:46:03,139 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:46:03,139 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:46:03,140 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:46:03,140 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:46:03,140 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:46:03,140 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:46:03,141 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:46:03,141 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:46:03,141 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:46:03,141 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:46:03,142 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:46:03,142 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:46:03,142 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:46:03,142 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:46:03,143 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_29331dd8-c907-43ab-aed2-85d9c6bb9011/bin/ukojak-CwSLpZB5Qu/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29331dd8-c907-43ab-aed2-85d9c6bb9011/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 169d16a82e2efb21b41720aab8fadcf5ecf67324651e69e91d6cb4f921e3dcd4 [2021-11-23 15:46:03,453 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:46:03,475 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:46:03,478 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:46:03,479 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:46:03,480 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:46:03,481 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29331dd8-c907-43ab-aed2-85d9c6bb9011/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.5.2.ufo.BOUNDED-10.pals.c.p+lhb-reducer.c [2021-11-23 15:46:03,549 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29331dd8-c907-43ab-aed2-85d9c6bb9011/bin/ukojak-CwSLpZB5Qu/data/b27880437/707e4efd42b54adc8793ea9f813b4c55/FLAG5c9317f2d [2021-11-23 15:46:04,157 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:46:04,162 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29331dd8-c907-43ab-aed2-85d9c6bb9011/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.5.2.ufo.BOUNDED-10.pals.c.p+lhb-reducer.c [2021-11-23 15:46:04,182 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29331dd8-c907-43ab-aed2-85d9c6bb9011/bin/ukojak-CwSLpZB5Qu/data/b27880437/707e4efd42b54adc8793ea9f813b4c55/FLAG5c9317f2d [2021-11-23 15:46:04,402 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29331dd8-c907-43ab-aed2-85d9c6bb9011/bin/ukojak-CwSLpZB5Qu/data/b27880437/707e4efd42b54adc8793ea9f813b4c55 [2021-11-23 15:46:04,404 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:46:04,406 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:46:04,409 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:46:04,410 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:46:04,412 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:46:04,413 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:46:04" (1/1) ... [2021-11-23 15:46:04,414 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@33ba70ee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:04, skipping insertion in model container [2021-11-23 15:46:04,415 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:46:04" (1/1) ... [2021-11-23 15:46:04,422 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:46:04,514 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:46:04,831 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_29331dd8-c907-43ab-aed2-85d9c6bb9011/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.5.2.ufo.BOUNDED-10.pals.c.p+lhb-reducer.c[13215,13228] [2021-11-23 15:46:04,975 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:46:04,987 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:46:05,154 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_29331dd8-c907-43ab-aed2-85d9c6bb9011/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.5.2.ufo.BOUNDED-10.pals.c.p+lhb-reducer.c[13215,13228] [2021-11-23 15:46:05,323 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:46:05,339 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:46:05,339 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:05 WrapperNode [2021-11-23 15:46:05,340 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:46:05,341 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:46:05,341 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:46:05,341 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:46:05,348 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:05" (1/1) ... [2021-11-23 15:46:05,365 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:05" (1/1) ... [2021-11-23 15:46:05,478 INFO L137 Inliner]: procedures = 24, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 1333 [2021-11-23 15:46:05,490 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:46:05,491 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:46:05,491 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:46:05,491 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:46:05,499 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:05" (1/1) ... [2021-11-23 15:46:05,500 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:05" (1/1) ... [2021-11-23 15:46:05,505 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:05" (1/1) ... [2021-11-23 15:46:05,518 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:05" (1/1) ... [2021-11-23 15:46:05,537 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:05" (1/1) ... [2021-11-23 15:46:05,558 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:05" (1/1) ... [2021-11-23 15:46:05,566 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:05" (1/1) ... [2021-11-23 15:46:05,575 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:46:05,580 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:46:05,580 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:46:05,580 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:46:05,583 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:05" (1/1) ... [2021-11-23 15:46:05,592 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:46:05,603 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29331dd8-c907-43ab-aed2-85d9c6bb9011/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:46:05,620 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29331dd8-c907-43ab-aed2-85d9c6bb9011/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:46:05,648 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29331dd8-c907-43ab-aed2-85d9c6bb9011/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:46:05,671 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:46:05,672 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:46:05,672 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:46:05,674 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:46:05,854 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:46:05,855 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:46:06,860 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:46:06,941 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.addBranchEncoders(TransFormulaBuilder.java:170) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.parallelComposition(TransFormulaUtils.java:337) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.ParallelComposition.(ParallelComposition.java:108) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CodeBlockFactory.constructParallelComposition(CodeBlockFactory.java:109) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.composeParallel(CfgBuilder.java:1792) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.(CfgBuilder.java:1653) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:280) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:46:06,954 INFO L158 Benchmark]: Toolchain (without parser) took 2545.25ms. Allocated memory was 96.5MB in the beginning and 123.7MB in the end (delta: 27.3MB). Free memory was 53.4MB in the beginning and 84.8MB in the end (delta: -31.5MB). Peak memory consumption was 29.3MB. Max. memory is 16.1GB. [2021-11-23 15:46:06,955 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 96.5MB. Free memory was 71.4MB in the beginning and 71.3MB in the end (delta: 81.3kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:46:06,956 INFO L158 Benchmark]: CACSL2BoogieTranslator took 930.74ms. Allocated memory is still 96.5MB. Free memory was 53.2MB in the beginning and 60.8MB in the end (delta: -7.6MB). Peak memory consumption was 22.4MB. Max. memory is 16.1GB. [2021-11-23 15:46:06,958 INFO L158 Benchmark]: Boogie Procedure Inliner took 149.56ms. Allocated memory is still 96.5MB. Free memory was 60.8MB in the beginning and 71.2MB in the end (delta: -10.4MB). Peak memory consumption was 5.4MB. Max. memory is 16.1GB. [2021-11-23 15:46:06,959 INFO L158 Benchmark]: Boogie Preprocessor took 87.67ms. Allocated memory is still 96.5MB. Free memory was 71.2MB in the beginning and 67.6MB in the end (delta: 3.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:46:06,960 INFO L158 Benchmark]: RCFGBuilder took 1368.89ms. Allocated memory was 96.5MB in the beginning and 123.7MB in the end (delta: 27.3MB). Free memory was 67.5MB in the beginning and 84.8MB in the end (delta: -17.4MB). Peak memory consumption was 43.4MB. Max. memory is 16.1GB. [2021-11-23 15:46:06,970 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 96.5MB. Free memory was 71.4MB in the beginning and 71.3MB in the end (delta: 81.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 930.74ms. Allocated memory is still 96.5MB. Free memory was 53.2MB in the beginning and 60.8MB in the end (delta: -7.6MB). Peak memory consumption was 22.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 149.56ms. Allocated memory is still 96.5MB. Free memory was 60.8MB in the beginning and 71.2MB in the end (delta: -10.4MB). Peak memory consumption was 5.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 87.67ms. Allocated memory is still 96.5MB. Free memory was 71.2MB in the beginning and 67.6MB in the end (delta: 3.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1368.89ms. Allocated memory was 96.5MB in the beginning and 123.7MB in the end (delta: 27.3MB). Free memory was 67.5MB in the beginning and 84.8MB in the end (delta: -17.4MB). Peak memory consumption was 43.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:46:07,006 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29331dd8-c907-43ab-aed2-85d9c6bb9011/bin/ukojak-CwSLpZB5Qu/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_29331dd8-c907-43ab-aed2-85d9c6bb9011/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29331dd8-c907-43ab-aed2-85d9c6bb9011/bin/ukojak-CwSLpZB5Qu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29331dd8-c907-43ab-aed2-85d9c6bb9011/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29331dd8-c907-43ab-aed2-85d9c6bb9011/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.5.2.ufo.BOUNDED-10.pals.c.p+lhb-reducer.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29331dd8-c907-43ab-aed2-85d9c6bb9011/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29331dd8-c907-43ab-aed2-85d9c6bb9011/bin/ukojak-CwSLpZB5Qu --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 169d16a82e2efb21b41720aab8fadcf5ecf67324651e69e91d6cb4f921e3dcd4 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:46:09,317 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:46:09,320 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:46:09,355 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:46:09,356 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:46:09,357 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:46:09,359 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:46:09,362 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:46:09,364 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:46:09,365 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:46:09,366 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:46:09,367 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:46:09,368 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:46:09,369 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:46:09,371 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:46:09,372 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:46:09,373 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:46:09,375 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:46:09,384 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:46:09,387 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:46:09,389 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:46:09,392 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:46:09,394 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:46:09,395 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:46:09,399 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:46:09,399 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:46:09,400 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:46:09,401 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:46:09,401 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:46:09,409 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:46:09,409 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:46:09,410 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:46:09,412 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:46:09,413 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:46:09,417 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:46:09,417 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:46:09,418 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:46:09,418 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:46:09,419 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:46:09,420 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:46:09,421 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:46:09,426 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29331dd8-c907-43ab-aed2-85d9c6bb9011/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:46:09,471 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:46:09,472 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:46:09,473 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:46:09,473 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:46:09,474 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:46:09,474 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:46:09,475 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:46:09,475 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:46:09,475 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:46:09,475 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:46:09,476 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:46:09,477 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:46:09,477 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:46:09,477 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:46:09,477 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:46:09,477 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:46:09,478 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:46:09,478 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:46:09,478 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:46:09,478 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:46:09,478 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:46:09,479 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:46:09,479 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:46:09,479 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:46:09,479 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:46:09,480 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:46:09,480 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:46:09,480 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:46:09,480 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:46:09,480 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:46:09,480 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:46:09,481 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:46:09,481 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_29331dd8-c907-43ab-aed2-85d9c6bb9011/bin/ukojak-CwSLpZB5Qu/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29331dd8-c907-43ab-aed2-85d9c6bb9011/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 169d16a82e2efb21b41720aab8fadcf5ecf67324651e69e91d6cb4f921e3dcd4 [2021-11-23 15:46:09,819 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:46:09,839 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:46:09,841 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:46:09,842 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:46:09,846 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:46:09,848 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29331dd8-c907-43ab-aed2-85d9c6bb9011/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.5.2.ufo.BOUNDED-10.pals.c.p+lhb-reducer.c [2021-11-23 15:46:09,915 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29331dd8-c907-43ab-aed2-85d9c6bb9011/bin/ukojak-CwSLpZB5Qu/data/6d656fade/947c2533b03b40948295fa90b6dd4622/FLAG8e91cc2f4 [2021-11-23 15:46:10,509 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:46:10,509 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29331dd8-c907-43ab-aed2-85d9c6bb9011/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.5.2.ufo.BOUNDED-10.pals.c.p+lhb-reducer.c [2021-11-23 15:46:10,523 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29331dd8-c907-43ab-aed2-85d9c6bb9011/bin/ukojak-CwSLpZB5Qu/data/6d656fade/947c2533b03b40948295fa90b6dd4622/FLAG8e91cc2f4 [2021-11-23 15:46:10,828 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29331dd8-c907-43ab-aed2-85d9c6bb9011/bin/ukojak-CwSLpZB5Qu/data/6d656fade/947c2533b03b40948295fa90b6dd4622 [2021-11-23 15:46:10,831 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:46:10,833 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:46:10,836 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:46:10,837 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:46:10,840 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:46:10,841 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:46:10" (1/1) ... [2021-11-23 15:46:10,842 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4e7ffa89 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:10, skipping insertion in model container [2021-11-23 15:46:10,842 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:46:10" (1/1) ... [2021-11-23 15:46:10,850 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:46:10,947 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:46:11,315 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_29331dd8-c907-43ab-aed2-85d9c6bb9011/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.5.2.ufo.BOUNDED-10.pals.c.p+lhb-reducer.c[13215,13228] [2021-11-23 15:46:11,543 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:46:11,560 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:46:11,694 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_29331dd8-c907-43ab-aed2-85d9c6bb9011/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.5.2.ufo.BOUNDED-10.pals.c.p+lhb-reducer.c[13215,13228] [2021-11-23 15:46:11,819 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:46:11,838 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:46:11,838 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:11 WrapperNode [2021-11-23 15:46:11,839 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:46:11,840 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:46:11,840 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:46:11,840 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:46:11,848 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:11" (1/1) ... [2021-11-23 15:46:11,877 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:11" (1/1) ... [2021-11-23 15:46:11,948 INFO L137 Inliner]: procedures = 24, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 1317 [2021-11-23 15:46:11,949 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:46:11,950 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:46:11,950 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:46:11,950 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:46:11,961 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:11" (1/1) ... [2021-11-23 15:46:11,967 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:11" (1/1) ... [2021-11-23 15:46:11,973 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:11" (1/1) ... [2021-11-23 15:46:11,979 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:11" (1/1) ... [2021-11-23 15:46:12,019 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:11" (1/1) ... [2021-11-23 15:46:12,030 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:11" (1/1) ... [2021-11-23 15:46:12,034 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:11" (1/1) ... [2021-11-23 15:46:12,052 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:46:12,053 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:46:12,053 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:46:12,053 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:46:12,054 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:46:11" (1/1) ... [2021-11-23 15:46:12,060 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:46:12,077 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29331dd8-c907-43ab-aed2-85d9c6bb9011/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:46:12,092 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29331dd8-c907-43ab-aed2-85d9c6bb9011/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:46:12,122 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29331dd8-c907-43ab-aed2-85d9c6bb9011/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:46:12,144 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:46:12,144 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:46:12,144 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:46:12,144 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:46:12,350 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:46:12,351 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:46:13,405 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:46:13,442 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.addBranchEncoders(TransFormulaBuilder.java:170) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.parallelComposition(TransFormulaUtils.java:337) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.ParallelComposition.(ParallelComposition.java:108) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CodeBlockFactory.constructParallelComposition(CodeBlockFactory.java:109) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.composeParallel(CfgBuilder.java:1792) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.(CfgBuilder.java:1653) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:280) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:46:13,447 INFO L158 Benchmark]: Toolchain (without parser) took 2612.26ms. Allocated memory was 54.5MB in the beginning and 86.0MB in the end (delta: 31.5MB). Free memory was 31.4MB in the beginning and 42.4MB in the end (delta: -11.0MB). Peak memory consumption was 27.9MB. Max. memory is 16.1GB. [2021-11-23 15:46:13,447 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 54.5MB. Free memory was 35.3MB in the beginning and 35.2MB in the end (delta: 44.5kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:46:13,448 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1002.71ms. Allocated memory was 54.5MB in the beginning and 71.3MB in the end (delta: 16.8MB). Free memory was 31.2MB in the beginning and 51.1MB in the end (delta: -19.9MB). Peak memory consumption was 21.3MB. Max. memory is 16.1GB. [2021-11-23 15:46:13,449 INFO L158 Benchmark]: Boogie Procedure Inliner took 109.32ms. Allocated memory is still 71.3MB. Free memory was 51.1MB in the beginning and 46.5MB in the end (delta: 4.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-23 15:46:13,450 INFO L158 Benchmark]: Boogie Preprocessor took 102.74ms. Allocated memory is still 71.3MB. Free memory was 46.1MB in the beginning and 41.9MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-23 15:46:13,451 INFO L158 Benchmark]: RCFGBuilder took 1391.64ms. Allocated memory was 71.3MB in the beginning and 86.0MB in the end (delta: 14.7MB). Free memory was 41.9MB in the beginning and 42.4MB in the end (delta: -455.4kB). Peak memory consumption was 17.2MB. Max. memory is 16.1GB. [2021-11-23 15:46:13,454 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 54.5MB. Free memory was 35.3MB in the beginning and 35.2MB in the end (delta: 44.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1002.71ms. Allocated memory was 54.5MB in the beginning and 71.3MB in the end (delta: 16.8MB). Free memory was 31.2MB in the beginning and 51.1MB in the end (delta: -19.9MB). Peak memory consumption was 21.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 109.32ms. Allocated memory is still 71.3MB. Free memory was 51.1MB in the beginning and 46.5MB in the end (delta: 4.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 102.74ms. Allocated memory is still 71.3MB. Free memory was 46.1MB in the beginning and 41.9MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1391.64ms. Allocated memory was 71.3MB in the beginning and 86.0MB in the end (delta: 14.7MB). Free memory was 41.9MB in the beginning and 42.4MB in the end (delta: -455.4kB). Peak memory consumption was 17.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:46:13,493 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29331dd8-c907-43ab-aed2-85d9c6bb9011/bin/ukojak-CwSLpZB5Qu/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: Set is immutable