./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.2.ufo.UNBOUNDED.pals.c.v+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_80384fd3-eefb-440d-918a-31a9d370ad74/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80384fd3-eefb-440d-918a-31a9d370ad74/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_80384fd3-eefb-440d-918a-31a9d370ad74/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80384fd3-eefb-440d-918a-31a9d370ad74/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.2.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80384fd3-eefb-440d-918a-31a9d370ad74/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_80384fd3-eefb-440d-918a-31a9d370ad74/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 1e059282fd5d86931dc4c64c61df508e5e1072350b4f411e7728a201bfba22a1 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:42:00,069 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:42:00,071 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:42:00,122 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:42:00,123 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:42:00,125 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:42:00,127 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:42:00,129 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:42:00,132 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:42:00,133 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:42:00,134 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:42:00,136 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:42:00,137 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:42:00,139 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:42:00,140 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:42:00,142 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:42:00,144 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:42:00,145 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:42:00,148 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:42:00,151 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:42:00,153 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:42:00,155 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:42:00,157 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:42:00,158 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:42:00,162 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:42:00,163 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:42:00,163 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:42:00,164 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:42:00,165 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:42:00,166 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:42:00,167 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:42:00,168 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:42:00,169 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:42:00,170 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:42:00,171 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:42:00,172 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:42:00,173 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:42:00,173 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:42:00,174 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:42:00,175 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:42:00,176 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:42:00,177 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80384fd3-eefb-440d-918a-31a9d370ad74/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:42:00,200 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:42:00,200 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:42:00,201 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:42:00,202 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:42:00,203 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:42:00,203 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:42:00,204 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:42:00,204 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:42:00,205 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:42:00,205 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:42:00,206 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:42:00,206 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:42:00,206 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:42:00,207 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:42:00,207 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:42:00,208 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:42:00,208 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:42:00,208 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:42:00,209 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:42:00,209 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:42:00,210 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:42:00,210 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:42:00,210 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:42:00,211 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:42:00,211 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:42:00,211 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:42:00,212 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:42:00,212 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:42:00,212 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_80384fd3-eefb-440d-918a-31a9d370ad74/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80384fd3-eefb-440d-918a-31a9d370ad74/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1e059282fd5d86931dc4c64c61df508e5e1072350b4f411e7728a201bfba22a1 [2021-11-23 15:42:00,480 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:42:00,515 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:42:00,517 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:42:00,519 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:42:00,520 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:42:00,522 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80384fd3-eefb-440d-918a-31a9d370ad74/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.2.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2021-11-23 15:42:00,594 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80384fd3-eefb-440d-918a-31a9d370ad74/bin/ukojak-CwSLpZB5Qu/data/7ee85479f/ac14c52191c14cc68b8859f3f9ad999d/FLAG0dccf1742 [2021-11-23 15:42:01,136 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:42:01,137 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80384fd3-eefb-440d-918a-31a9d370ad74/sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.2.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2021-11-23 15:42:01,158 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80384fd3-eefb-440d-918a-31a9d370ad74/bin/ukojak-CwSLpZB5Qu/data/7ee85479f/ac14c52191c14cc68b8859f3f9ad999d/FLAG0dccf1742 [2021-11-23 15:42:01,611 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80384fd3-eefb-440d-918a-31a9d370ad74/bin/ukojak-CwSLpZB5Qu/data/7ee85479f/ac14c52191c14cc68b8859f3f9ad999d [2021-11-23 15:42:01,614 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:42:01,615 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:42:01,618 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:42:01,618 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:42:01,621 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:42:01,622 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:42:01" (1/1) ... [2021-11-23 15:42:01,623 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@34d6f709 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:01, skipping insertion in model container [2021-11-23 15:42:01,624 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:42:01" (1/1) ... [2021-11-23 15:42:01,632 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:42:01,686 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:42:01,985 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_80384fd3-eefb-440d-918a-31a9d370ad74/sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.2.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[10504,10517] [2021-11-23 15:42:02,043 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_80384fd3-eefb-440d-918a-31a9d370ad74/sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.2.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[13076,13089] [2021-11-23 15:42:02,105 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:42:02,118 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:42:02,225 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_80384fd3-eefb-440d-918a-31a9d370ad74/sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.2.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[10504,10517] [2021-11-23 15:42:02,243 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_80384fd3-eefb-440d-918a-31a9d370ad74/sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.2.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[13076,13089] [2021-11-23 15:42:02,287 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:42:02,304 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:42:02,304 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:02 WrapperNode [2021-11-23 15:42:02,304 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:42:02,306 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:42:02,306 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:42:02,306 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:42:02,314 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:02" (1/1) ... [2021-11-23 15:42:02,332 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:02" (1/1) ... [2021-11-23 15:42:02,388 INFO L137 Inliner]: procedures = 23, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 1059 [2021-11-23 15:42:02,389 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:42:02,390 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:42:02,390 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:42:02,390 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:42:02,399 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:02" (1/1) ... [2021-11-23 15:42:02,400 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:02" (1/1) ... [2021-11-23 15:42:02,406 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:02" (1/1) ... [2021-11-23 15:42:02,406 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:02" (1/1) ... [2021-11-23 15:42:02,423 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:02" (1/1) ... [2021-11-23 15:42:02,434 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:02" (1/1) ... [2021-11-23 15:42:02,439 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:02" (1/1) ... [2021-11-23 15:42:02,447 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:42:02,448 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:42:02,448 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:42:02,448 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:42:02,449 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:02" (1/1) ... [2021-11-23 15:42:02,470 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:42:02,484 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80384fd3-eefb-440d-918a-31a9d370ad74/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:42:02,499 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80384fd3-eefb-440d-918a-31a9d370ad74/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:42:02,559 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80384fd3-eefb-440d-918a-31a9d370ad74/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:42:02,589 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:42:02,591 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:42:02,592 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:42:02,593 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:42:02,764 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:42:02,766 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:42:03,847 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:42:03,923 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 15:42:03,928 INFO L158 Benchmark]: Toolchain (without parser) took 2311.72ms. Allocated memory was 117.4MB in the beginning and 142.6MB in the end (delta: 25.2MB). Free memory was 75.1MB in the beginning and 74.2MB in the end (delta: 889.0kB). Peak memory consumption was 39.0MB. Max. memory is 16.1GB. [2021-11-23 15:42:03,928 INFO L158 Benchmark]: CDTParser took 0.39ms. Allocated memory is still 117.4MB. Free memory was 93.0MB in the beginning and 92.8MB in the end (delta: 117.7kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:42:03,929 INFO L158 Benchmark]: CACSL2BoogieTranslator took 686.69ms. Allocated memory is still 117.4MB. Free memory was 74.9MB in the beginning and 75.9MB in the end (delta: -1.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 15:42:03,930 INFO L158 Benchmark]: Boogie Procedure Inliner took 83.29ms. Allocated memory is still 117.4MB. Free memory was 75.9MB in the beginning and 71.2MB in the end (delta: 4.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-23 15:42:03,931 INFO L158 Benchmark]: Boogie Preprocessor took 57.63ms. Allocated memory is still 117.4MB. Free memory was 71.2MB in the beginning and 68.0MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-23 15:42:03,932 INFO L158 Benchmark]: RCFGBuilder took 1477.81ms. Allocated memory was 117.4MB in the beginning and 142.6MB in the end (delta: 25.2MB). Free memory was 68.0MB in the beginning and 74.2MB in the end (delta: -6.2MB). Peak memory consumption was 32.5MB. Max. memory is 16.1GB. [2021-11-23 15:42:03,936 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39ms. Allocated memory is still 117.4MB. Free memory was 93.0MB in the beginning and 92.8MB in the end (delta: 117.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 686.69ms. Allocated memory is still 117.4MB. Free memory was 74.9MB in the beginning and 75.9MB in the end (delta: -1.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 83.29ms. Allocated memory is still 117.4MB. Free memory was 75.9MB in the beginning and 71.2MB in the end (delta: 4.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 57.63ms. Allocated memory is still 117.4MB. Free memory was 71.2MB in the beginning and 68.0MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1477.81ms. Allocated memory was 117.4MB in the beginning and 142.6MB in the end (delta: 25.2MB). Free memory was 68.0MB in the beginning and 74.2MB in the end (delta: -6.2MB). Peak memory consumption was 32.5MB. 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 15:42:04,021 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80384fd3-eefb-440d-918a-31a9d370ad74/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_80384fd3-eefb-440d-918a-31a9d370ad74/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80384fd3-eefb-440d-918a-31a9d370ad74/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_80384fd3-eefb-440d-918a-31a9d370ad74/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80384fd3-eefb-440d-918a-31a9d370ad74/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.2.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80384fd3-eefb-440d-918a-31a9d370ad74/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_80384fd3-eefb-440d-918a-31a9d370ad74/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 1e059282fd5d86931dc4c64c61df508e5e1072350b4f411e7728a201bfba22a1 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:42:06,411 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:42:06,415 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:42:06,470 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:42:06,470 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:42:06,475 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:42:06,477 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:42:06,482 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:42:06,485 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:42:06,491 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:42:06,495 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:42:06,497 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:42:06,497 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:42:06,500 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:42:06,503 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:42:06,507 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:42:06,509 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:42:06,511 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:42:06,513 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:42:06,523 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:42:06,525 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:42:06,527 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:42:06,530 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:42:06,532 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:42:06,541 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:42:06,542 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:42:06,542 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:42:06,545 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:42:06,546 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:42:06,547 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:42:06,547 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:42:06,548 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:42:06,550 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:42:06,551 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:42:06,553 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:42:06,553 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:42:06,554 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:42:06,555 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:42:06,555 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:42:06,557 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:42:06,558 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:42:06,563 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80384fd3-eefb-440d-918a-31a9d370ad74/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:42:06,606 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:42:06,606 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:42:06,608 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:42:06,608 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:42:06,610 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:42:06,610 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:42:06,610 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:42:06,611 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:42:06,611 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:42:06,611 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:42:06,612 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:42:06,612 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:42:06,613 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:42:06,613 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:42:06,613 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:42:06,613 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:42:06,614 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:42:06,614 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:42:06,614 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:42:06,614 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:42:06,614 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:42:06,615 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:42:06,615 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:42:06,615 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:42:06,615 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:42:06,616 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:42:06,616 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:42:06,616 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:42:06,616 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:42:06,617 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:42:06,617 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:42:06,617 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:42:06,617 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_80384fd3-eefb-440d-918a-31a9d370ad74/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80384fd3-eefb-440d-918a-31a9d370ad74/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1e059282fd5d86931dc4c64c61df508e5e1072350b4f411e7728a201bfba22a1 [2021-11-23 15:42:07,052 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:42:07,077 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:42:07,080 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:42:07,082 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:42:07,082 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:42:07,085 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80384fd3-eefb-440d-918a-31a9d370ad74/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.2.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2021-11-23 15:42:07,165 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80384fd3-eefb-440d-918a-31a9d370ad74/bin/ukojak-CwSLpZB5Qu/data/1bd2fdd63/d09d5ff05aba496abc48672ff58bab27/FLAGec02bdf35 [2021-11-23 15:42:07,798 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:42:07,799 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80384fd3-eefb-440d-918a-31a9d370ad74/sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.2.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2021-11-23 15:42:07,815 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80384fd3-eefb-440d-918a-31a9d370ad74/bin/ukojak-CwSLpZB5Qu/data/1bd2fdd63/d09d5ff05aba496abc48672ff58bab27/FLAGec02bdf35 [2021-11-23 15:42:08,095 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80384fd3-eefb-440d-918a-31a9d370ad74/bin/ukojak-CwSLpZB5Qu/data/1bd2fdd63/d09d5ff05aba496abc48672ff58bab27 [2021-11-23 15:42:08,097 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:42:08,099 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:42:08,105 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:42:08,105 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:42:08,109 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:42:08,110 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:42:08" (1/1) ... [2021-11-23 15:42:08,115 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@57ee1288 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:08, skipping insertion in model container [2021-11-23 15:42:08,115 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:42:08" (1/1) ... [2021-11-23 15:42:08,122 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:42:08,198 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:42:08,525 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_80384fd3-eefb-440d-918a-31a9d370ad74/sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.2.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[10504,10517] [2021-11-23 15:42:08,599 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_80384fd3-eefb-440d-918a-31a9d370ad74/sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.2.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[13076,13089] [2021-11-23 15:42:08,739 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:42:08,752 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:42:08,833 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_80384fd3-eefb-440d-918a-31a9d370ad74/sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.2.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[10504,10517] [2021-11-23 15:42:08,858 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_80384fd3-eefb-440d-918a-31a9d370ad74/sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.2.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[13076,13089] [2021-11-23 15:42:08,948 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:42:08,968 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:42:08,969 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:08 WrapperNode [2021-11-23 15:42:08,969 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:42:08,970 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:42:08,970 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:42:08,971 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:42:08,978 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:08" (1/1) ... [2021-11-23 15:42:09,011 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:08" (1/1) ... [2021-11-23 15:42:09,098 INFO L137 Inliner]: procedures = 23, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 1044 [2021-11-23 15:42:09,098 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:42:09,099 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:42:09,099 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:42:09,099 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:42:09,115 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:08" (1/1) ... [2021-11-23 15:42:09,115 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:08" (1/1) ... [2021-11-23 15:42:09,133 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:08" (1/1) ... [2021-11-23 15:42:09,133 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:08" (1/1) ... [2021-11-23 15:42:09,171 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:08" (1/1) ... [2021-11-23 15:42:09,206 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:08" (1/1) ... [2021-11-23 15:42:09,210 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:08" (1/1) ... [2021-11-23 15:42:09,216 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:42:09,217 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:42:09,217 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:42:09,217 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:42:09,218 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:42:08" (1/1) ... [2021-11-23 15:42:09,240 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:42:09,253 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80384fd3-eefb-440d-918a-31a9d370ad74/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:42:09,268 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80384fd3-eefb-440d-918a-31a9d370ad74/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:42:09,285 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80384fd3-eefb-440d-918a-31a9d370ad74/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:42:09,323 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:42:09,323 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:42:09,324 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:42:09,324 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:42:09,530 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:42:09,532 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:42:10,528 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:42:10,584 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 15:42:10,588 INFO L158 Benchmark]: Toolchain (without parser) took 2488.31ms. Allocated memory was 56.6MB in the beginning and 90.2MB in the end (delta: 33.6MB). Free memory was 32.4MB in the beginning and 54.9MB in the end (delta: -22.5MB). Peak memory consumption was 20.5MB. Max. memory is 16.1GB. [2021-11-23 15:42:10,589 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 56.6MB. Free memory was 36.8MB in the beginning and 36.8MB in the end (delta: 42.3kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:42:10,590 INFO L158 Benchmark]: CACSL2BoogieTranslator took 864.76ms. Allocated memory was 56.6MB in the beginning and 69.2MB in the end (delta: 12.6MB). Free memory was 32.1MB in the beginning and 41.5MB in the end (delta: -9.4MB). Peak memory consumption was 13.6MB. Max. memory is 16.1GB. [2021-11-23 15:42:10,591 INFO L158 Benchmark]: Boogie Procedure Inliner took 127.84ms. Allocated memory is still 69.2MB. Free memory was 41.5MB in the beginning and 37.4MB in the end (delta: 4.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-23 15:42:10,592 INFO L158 Benchmark]: Boogie Preprocessor took 117.35ms. Allocated memory is still 69.2MB. Free memory was 37.4MB in the beginning and 47.4MB in the end (delta: -10.0MB). Peak memory consumption was 7.1MB. Max. memory is 16.1GB. [2021-11-23 15:42:10,593 INFO L158 Benchmark]: RCFGBuilder took 1369.58ms. Allocated memory was 69.2MB in the beginning and 90.2MB in the end (delta: 21.0MB). Free memory was 47.4MB in the beginning and 54.9MB in the end (delta: -7.5MB). Peak memory consumption was 22.9MB. Max. memory is 16.1GB. [2021-11-23 15:42:10,597 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 56.6MB. Free memory was 36.8MB in the beginning and 36.8MB in the end (delta: 42.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 864.76ms. Allocated memory was 56.6MB in the beginning and 69.2MB in the end (delta: 12.6MB). Free memory was 32.1MB in the beginning and 41.5MB in the end (delta: -9.4MB). Peak memory consumption was 13.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 127.84ms. Allocated memory is still 69.2MB. Free memory was 41.5MB in the beginning and 37.4MB in the end (delta: 4.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 117.35ms. Allocated memory is still 69.2MB. Free memory was 37.4MB in the beginning and 47.4MB in the end (delta: -10.0MB). Peak memory consumption was 7.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1369.58ms. Allocated memory was 69.2MB in the beginning and 90.2MB in the end (delta: 21.0MB). Free memory was 47.4MB in the beginning and 54.9MB in the end (delta: -7.5MB). Peak memory consumption was 22.9MB. 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 15:42:10,668 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80384fd3-eefb-440d-918a-31a9d370ad74/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