./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/pc_sfifo_3.cil+token_ring.09.cil-2.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_d2eaafa9-cf53-4cb8-8e01-0e739f2c0b53/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2eaafa9-cf53-4cb8-8e01-0e739f2c0b53/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_d2eaafa9-cf53-4cb8-8e01-0e739f2c0b53/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2eaafa9-cf53-4cb8-8e01-0e739f2c0b53/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/pc_sfifo_3.cil+token_ring.09.cil-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2eaafa9-cf53-4cb8-8e01-0e739f2c0b53/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_d2eaafa9-cf53-4cb8-8e01-0e739f2c0b53/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 20da2548babe3ea7ba69c8856235b685b3dad9dcce2cbb8d7159e2037477f2fb --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:55:38,469 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:55:38,471 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:55:38,505 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:55:38,506 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:55:38,508 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:55:38,510 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:55:38,512 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:55:38,515 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:55:38,516 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:55:38,518 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:55:38,519 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:55:38,520 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:55:38,522 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:55:38,523 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:55:38,525 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:55:38,527 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:55:38,528 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:55:38,530 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:55:38,533 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:55:38,536 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:55:38,537 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:55:38,539 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:55:38,540 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:55:38,545 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:55:38,545 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:55:38,546 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:55:38,547 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:55:38,548 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:55:38,549 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:55:38,549 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:55:38,551 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:55:38,552 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:55:38,553 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:55:38,554 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:55:38,554 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:55:38,555 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:55:38,555 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:55:38,556 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:55:38,557 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:55:38,558 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:55:38,559 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2eaafa9-cf53-4cb8-8e01-0e739f2c0b53/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:55:38,582 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:55:38,582 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:55:38,583 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:55:38,584 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:55:38,584 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:55:38,585 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:55:38,585 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:55:38,585 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:55:38,585 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:55:38,586 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:55:38,586 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:55:38,586 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:55:38,586 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:55:38,587 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:55:38,587 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:55:38,587 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:55:38,587 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:55:38,587 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:55:38,588 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:55:38,588 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:55:38,588 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:55:38,588 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:55:38,589 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:55:38,589 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:55:38,589 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:55:38,589 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:55:38,590 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:55:38,590 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:55:38,590 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_d2eaafa9-cf53-4cb8-8e01-0e739f2c0b53/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2eaafa9-cf53-4cb8-8e01-0e739f2c0b53/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 20da2548babe3ea7ba69c8856235b685b3dad9dcce2cbb8d7159e2037477f2fb [2021-11-23 15:55:38,857 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:55:38,884 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:55:38,887 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:55:38,888 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:55:38,890 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:55:38,892 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2eaafa9-cf53-4cb8-8e01-0e739f2c0b53/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/combinations/pc_sfifo_3.cil+token_ring.09.cil-2.c [2021-11-23 15:55:38,964 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2eaafa9-cf53-4cb8-8e01-0e739f2c0b53/bin/ukojak-CwSLpZB5Qu/data/963d83535/4f844b8827fa48ddb97daf92ffe8de4f/FLAGca11281f5 [2021-11-23 15:55:39,486 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:55:39,486 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2eaafa9-cf53-4cb8-8e01-0e739f2c0b53/sv-benchmarks/c/combinations/pc_sfifo_3.cil+token_ring.09.cil-2.c [2021-11-23 15:55:39,517 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2eaafa9-cf53-4cb8-8e01-0e739f2c0b53/bin/ukojak-CwSLpZB5Qu/data/963d83535/4f844b8827fa48ddb97daf92ffe8de4f/FLAGca11281f5 [2021-11-23 15:55:39,787 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2eaafa9-cf53-4cb8-8e01-0e739f2c0b53/bin/ukojak-CwSLpZB5Qu/data/963d83535/4f844b8827fa48ddb97daf92ffe8de4f [2021-11-23 15:55:39,790 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:55:39,791 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:55:39,794 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:55:39,794 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:55:39,798 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:55:39,799 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:55:39" (1/1) ... [2021-11-23 15:55:39,801 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@702b81a1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:39, skipping insertion in model container [2021-11-23 15:55:39,803 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:55:39" (1/1) ... [2021-11-23 15:55:39,810 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:55:39,882 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:55:40,089 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_d2eaafa9-cf53-4cb8-8e01-0e739f2c0b53/sv-benchmarks/c/combinations/pc_sfifo_3.cil+token_ring.09.cil-2.c[911,924] [2021-11-23 15:55:40,181 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_d2eaafa9-cf53-4cb8-8e01-0e739f2c0b53/sv-benchmarks/c/combinations/pc_sfifo_3.cil+token_ring.09.cil-2.c[8416,8429] [2021-11-23 15:55:40,272 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:55:40,283 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:55:40,295 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_d2eaafa9-cf53-4cb8-8e01-0e739f2c0b53/sv-benchmarks/c/combinations/pc_sfifo_3.cil+token_ring.09.cil-2.c[911,924] [2021-11-23 15:55:40,315 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_d2eaafa9-cf53-4cb8-8e01-0e739f2c0b53/sv-benchmarks/c/combinations/pc_sfifo_3.cil+token_ring.09.cil-2.c[8416,8429] [2021-11-23 15:55:40,359 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:55:40,383 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:55:40,383 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:40 WrapperNode [2021-11-23 15:55:40,383 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:55:40,385 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:55:40,385 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:55:40,385 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:55:40,396 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:40" (1/1) ... [2021-11-23 15:55:40,412 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:40" (1/1) ... [2021-11-23 15:55:40,478 INFO L137 Inliner]: procedures = 73, calls = 89, calls flagged for inlining = 41, calls inlined = 41, statements flattened = 909 [2021-11-23 15:55:40,479 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:55:40,479 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:55:40,480 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:55:40,480 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:55:40,488 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:40" (1/1) ... [2021-11-23 15:55:40,489 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:40" (1/1) ... [2021-11-23 15:55:40,499 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:40" (1/1) ... [2021-11-23 15:55:40,499 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:40" (1/1) ... [2021-11-23 15:55:40,533 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:40" (1/1) ... [2021-11-23 15:55:40,565 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:40" (1/1) ... [2021-11-23 15:55:40,569 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:40" (1/1) ... [2021-11-23 15:55:40,592 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:55:40,593 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:55:40,593 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:55:40,594 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:55:40,606 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:40" (1/1) ... [2021-11-23 15:55:40,613 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:55:40,639 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2eaafa9-cf53-4cb8-8e01-0e739f2c0b53/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:55:40,651 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2eaafa9-cf53-4cb8-8e01-0e739f2c0b53/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:55:40,666 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2eaafa9-cf53-4cb8-8e01-0e739f2c0b53/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:55:40,704 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:55:40,706 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2021-11-23 15:55:40,706 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2021-11-23 15:55:40,706 INFO L130 BoogieDeclarations]: Found specification of procedure is_do_write_p_triggered [2021-11-23 15:55:40,707 INFO L138 BoogieDeclarations]: Found implementation of procedure is_do_write_p_triggered [2021-11-23 15:55:40,707 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread1 [2021-11-23 15:55:40,707 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread1 [2021-11-23 15:55:40,707 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread2 [2021-11-23 15:55:40,707 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread2 [2021-11-23 15:55:40,707 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events1 [2021-11-23 15:55:40,708 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events1 [2021-11-23 15:55:40,708 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events2 [2021-11-23 15:55:40,708 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events2 [2021-11-23 15:55:40,708 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads2 [2021-11-23 15:55:40,708 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads2 [2021-11-23 15:55:40,708 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads1 [2021-11-23 15:55:40,709 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads1 [2021-11-23 15:55:40,709 INFO L130 BoogieDeclarations]: Found specification of procedure is_do_read_c_triggered [2021-11-23 15:55:40,709 INFO L138 BoogieDeclarations]: Found implementation of procedure is_do_read_c_triggered [2021-11-23 15:55:40,710 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels1 [2021-11-23 15:55:40,710 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels1 [2021-11-23 15:55:40,710 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels2 [2021-11-23 15:55:40,710 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels2 [2021-11-23 15:55:40,711 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:55:40,711 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events2 [2021-11-23 15:55:40,711 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events2 [2021-11-23 15:55:40,711 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events1 [2021-11-23 15:55:40,711 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events1 [2021-11-23 15:55:40,711 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:55:40,712 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:55:40,712 INFO L130 BoogieDeclarations]: Found specification of procedure error1 [2021-11-23 15:55:40,712 INFO L138 BoogieDeclarations]: Found implementation of procedure error1 [2021-11-23 15:55:40,712 INFO L130 BoogieDeclarations]: Found specification of procedure error2 [2021-11-23 15:55:40,712 INFO L138 BoogieDeclarations]: Found implementation of procedure error2 [2021-11-23 15:55:40,903 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:55:40,919 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:55:41,876 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##56: assume !(1 == ~q_free~0); [2021-11-23 15:55:41,876 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##55: assume 1 == ~q_free~0;~c_dr_st~0 := 2;~c_dr_pc~0 := 2;~a_t~0 := do_read_c_~a~0#1; [2021-11-23 15:55:41,960 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:55:42,029 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.addBranchEncoders(TransFormulaBuilder.java:170) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.parallelComposition(TransFormulaUtils.java:337) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.ParallelComposition.(ParallelComposition.java:108) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CodeBlockFactory.constructParallelComposition(CodeBlockFactory.java:109) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$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 15:55:42,034 INFO L158 Benchmark]: Toolchain (without parser) took 2241.30ms. Allocated memory was 109.1MB in the beginning and 138.4MB in the end (delta: 29.4MB). Free memory was 69.7MB in the beginning and 85.9MB in the end (delta: -16.2MB). Peak memory consumption was 30.6MB. Max. memory is 16.1GB. [2021-11-23 15:55:42,034 INFO L158 Benchmark]: CDTParser took 0.39ms. Allocated memory is still 109.1MB. Free memory is still 86.9MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:55:42,035 INFO L158 Benchmark]: CACSL2BoogieTranslator took 590.03ms. Allocated memory is still 109.1MB. Free memory was 69.5MB in the beginning and 72.3MB in the end (delta: -2.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 15:55:42,036 INFO L158 Benchmark]: Boogie Procedure Inliner took 94.17ms. Allocated memory is still 109.1MB. Free memory was 72.3MB in the beginning and 68.1MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-23 15:55:42,049 INFO L158 Benchmark]: Boogie Preprocessor took 113.11ms. Allocated memory is still 109.1MB. Free memory was 68.1MB in the beginning and 64.4MB in the end (delta: 3.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-23 15:55:42,050 INFO L158 Benchmark]: RCFGBuilder took 1438.66ms. Allocated memory was 109.1MB in the beginning and 138.4MB in the end (delta: 29.4MB). Free memory was 63.9MB in the beginning and 85.9MB in the end (delta: -22.0MB). Peak memory consumption was 26.4MB. Max. memory is 16.1GB. [2021-11-23 15:55:42,054 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 109.1MB. Free memory is still 86.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 590.03ms. Allocated memory is still 109.1MB. Free memory was 69.5MB in the beginning and 72.3MB in the end (delta: -2.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 94.17ms. Allocated memory is still 109.1MB. Free memory was 72.3MB in the beginning and 68.1MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 113.11ms. Allocated memory is still 109.1MB. Free memory was 68.1MB in the beginning and 64.4MB in the end (delta: 3.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1438.66ms. Allocated memory was 109.1MB in the beginning and 138.4MB in the end (delta: 29.4MB). Free memory was 63.9MB in the beginning and 85.9MB in the end (delta: -22.0MB). Peak memory consumption was 26.4MB. 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 15:55:42,119 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2eaafa9-cf53-4cb8-8e01-0e739f2c0b53/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_d2eaafa9-cf53-4cb8-8e01-0e739f2c0b53/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2eaafa9-cf53-4cb8-8e01-0e739f2c0b53/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_d2eaafa9-cf53-4cb8-8e01-0e739f2c0b53/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2eaafa9-cf53-4cb8-8e01-0e739f2c0b53/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/pc_sfifo_3.cil+token_ring.09.cil-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2eaafa9-cf53-4cb8-8e01-0e739f2c0b53/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_d2eaafa9-cf53-4cb8-8e01-0e739f2c0b53/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 20da2548babe3ea7ba69c8856235b685b3dad9dcce2cbb8d7159e2037477f2fb --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:55:44,614 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:55:44,630 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:55:44,672 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:55:44,674 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:55:44,678 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:55:44,681 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:55:44,686 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:55:44,690 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:55:44,694 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:55:44,698 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:55:44,699 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:55:44,700 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:55:44,701 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:55:44,702 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:55:44,704 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:55:44,705 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:55:44,706 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:55:44,708 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:55:44,719 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:55:44,723 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:55:44,727 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:55:44,731 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:55:44,733 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:55:44,743 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:55:44,743 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:55:44,744 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:55:44,745 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:55:44,745 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:55:44,746 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:55:44,747 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:55:44,748 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:55:44,748 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:55:44,749 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:55:44,750 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:55:44,751 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:55:44,752 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:55:44,752 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:55:44,763 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:55:44,765 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:55:44,765 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:55:44,766 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2eaafa9-cf53-4cb8-8e01-0e739f2c0b53/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:55:44,811 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:55:44,812 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:55:44,813 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:55:44,813 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:55:44,814 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:55:44,815 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:55:44,815 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:55:44,815 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:55:44,815 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:55:44,816 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:55:44,816 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:55:44,817 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:55:44,817 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:55:44,817 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:55:44,817 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:55:44,817 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:55:44,818 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:55:44,818 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:55:44,818 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:55:44,818 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:55:44,818 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:55:44,819 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:55:44,819 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:55:44,819 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:55:44,819 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:55:44,819 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:55:44,820 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:55:44,820 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:55:44,820 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:55:44,820 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:55:44,820 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:55:44,821 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:55:44,821 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_d2eaafa9-cf53-4cb8-8e01-0e739f2c0b53/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2eaafa9-cf53-4cb8-8e01-0e739f2c0b53/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 20da2548babe3ea7ba69c8856235b685b3dad9dcce2cbb8d7159e2037477f2fb [2021-11-23 15:55:45,255 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:55:45,275 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:55:45,278 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:55:45,279 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:55:45,280 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:55:45,282 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2eaafa9-cf53-4cb8-8e01-0e739f2c0b53/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/combinations/pc_sfifo_3.cil+token_ring.09.cil-2.c [2021-11-23 15:55:45,354 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2eaafa9-cf53-4cb8-8e01-0e739f2c0b53/bin/ukojak-CwSLpZB5Qu/data/554a9c21a/126ee8a43e98459cbe70ab1b054685c4/FLAG55feb5156 [2021-11-23 15:55:45,911 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:55:45,912 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2eaafa9-cf53-4cb8-8e01-0e739f2c0b53/sv-benchmarks/c/combinations/pc_sfifo_3.cil+token_ring.09.cil-2.c [2021-11-23 15:55:45,929 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2eaafa9-cf53-4cb8-8e01-0e739f2c0b53/bin/ukojak-CwSLpZB5Qu/data/554a9c21a/126ee8a43e98459cbe70ab1b054685c4/FLAG55feb5156 [2021-11-23 15:55:46,211 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2eaafa9-cf53-4cb8-8e01-0e739f2c0b53/bin/ukojak-CwSLpZB5Qu/data/554a9c21a/126ee8a43e98459cbe70ab1b054685c4 [2021-11-23 15:55:46,214 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:55:46,215 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:55:46,216 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:55:46,217 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:55:46,220 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:55:46,221 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:55:46" (1/1) ... [2021-11-23 15:55:46,223 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3bf029f2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:46, skipping insertion in model container [2021-11-23 15:55:46,223 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:55:46" (1/1) ... [2021-11-23 15:55:46,231 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:55:46,300 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:55:46,448 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_d2eaafa9-cf53-4cb8-8e01-0e739f2c0b53/sv-benchmarks/c/combinations/pc_sfifo_3.cil+token_ring.09.cil-2.c[911,924] [2021-11-23 15:55:46,528 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_d2eaafa9-cf53-4cb8-8e01-0e739f2c0b53/sv-benchmarks/c/combinations/pc_sfifo_3.cil+token_ring.09.cil-2.c[8416,8429] [2021-11-23 15:55:46,681 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:55:46,696 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:55:46,708 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_d2eaafa9-cf53-4cb8-8e01-0e739f2c0b53/sv-benchmarks/c/combinations/pc_sfifo_3.cil+token_ring.09.cil-2.c[911,924] [2021-11-23 15:55:46,728 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_d2eaafa9-cf53-4cb8-8e01-0e739f2c0b53/sv-benchmarks/c/combinations/pc_sfifo_3.cil+token_ring.09.cil-2.c[8416,8429] [2021-11-23 15:55:46,804 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:55:46,841 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:55:46,842 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:46 WrapperNode [2021-11-23 15:55:46,842 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:55:46,843 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:55:46,843 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:55:46,844 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:55:46,851 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:46" (1/1) ... [2021-11-23 15:55:46,870 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:46" (1/1) ... [2021-11-23 15:55:46,925 INFO L137 Inliner]: procedures = 74, calls = 89, calls flagged for inlining = 41, calls inlined = 41, statements flattened = 874 [2021-11-23 15:55:46,926 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:55:46,927 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:55:46,927 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:55:46,927 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:55:46,948 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:46" (1/1) ... [2021-11-23 15:55:46,948 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:46" (1/1) ... [2021-11-23 15:55:46,956 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:46" (1/1) ... [2021-11-23 15:55:46,956 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:46" (1/1) ... [2021-11-23 15:55:47,006 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:46" (1/1) ... [2021-11-23 15:55:47,039 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:46" (1/1) ... [2021-11-23 15:55:47,043 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:46" (1/1) ... [2021-11-23 15:55:47,058 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:55:47,059 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:55:47,059 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:55:47,059 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:55:47,060 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:55:46" (1/1) ... [2021-11-23 15:55:47,067 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:55:47,091 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2eaafa9-cf53-4cb8-8e01-0e739f2c0b53/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:55:47,107 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2eaafa9-cf53-4cb8-8e01-0e739f2c0b53/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:55:47,165 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2eaafa9-cf53-4cb8-8e01-0e739f2c0b53/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:55:47,184 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:55:47,185 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2021-11-23 15:55:47,185 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2021-11-23 15:55:47,185 INFO L130 BoogieDeclarations]: Found specification of procedure is_do_write_p_triggered [2021-11-23 15:55:47,185 INFO L138 BoogieDeclarations]: Found implementation of procedure is_do_write_p_triggered [2021-11-23 15:55:47,185 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread1 [2021-11-23 15:55:47,187 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread1 [2021-11-23 15:55:47,187 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread2 [2021-11-23 15:55:47,187 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread2 [2021-11-23 15:55:47,187 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events1 [2021-11-23 15:55:47,188 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events1 [2021-11-23 15:55:47,188 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events2 [2021-11-23 15:55:47,188 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events2 [2021-11-23 15:55:47,188 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads2 [2021-11-23 15:55:47,188 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads2 [2021-11-23 15:55:47,188 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads1 [2021-11-23 15:55:47,189 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads1 [2021-11-23 15:55:47,189 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:55:47,189 INFO L130 BoogieDeclarations]: Found specification of procedure is_do_read_c_triggered [2021-11-23 15:55:47,189 INFO L138 BoogieDeclarations]: Found implementation of procedure is_do_read_c_triggered [2021-11-23 15:55:47,189 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels1 [2021-11-23 15:55:47,189 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels1 [2021-11-23 15:55:47,189 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels2 [2021-11-23 15:55:47,189 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels2 [2021-11-23 15:55:47,190 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events2 [2021-11-23 15:55:47,190 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events2 [2021-11-23 15:55:47,190 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events1 [2021-11-23 15:55:47,190 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events1 [2021-11-23 15:55:47,190 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:55:47,190 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:55:47,190 INFO L130 BoogieDeclarations]: Found specification of procedure error1 [2021-11-23 15:55:47,190 INFO L138 BoogieDeclarations]: Found implementation of procedure error1 [2021-11-23 15:55:47,191 INFO L130 BoogieDeclarations]: Found specification of procedure error2 [2021-11-23 15:55:47,191 INFO L138 BoogieDeclarations]: Found implementation of procedure error2 [2021-11-23 15:55:47,343 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:55:47,345 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:55:48,205 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##56: assume !(1bv32 == ~q_free~0); [2021-11-23 15:55:48,206 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##55: assume 1bv32 == ~q_free~0;~c_dr_st~0 := 2bv32;~c_dr_pc~0 := 2bv32;~a_t~0 := do_read_c_~a~0#1; [2021-11-23 15:55:48,281 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:55:48,329 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.addBranchEncoders(TransFormulaBuilder.java:170) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.parallelComposition(TransFormulaUtils.java:337) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.ParallelComposition.(ParallelComposition.java:108) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CodeBlockFactory.constructParallelComposition(CodeBlockFactory.java:109) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$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 15:55:48,336 INFO L158 Benchmark]: Toolchain (without parser) took 2118.78ms. Allocated memory was 67.1MB in the beginning and 88.1MB in the end (delta: 21.0MB). Free memory was 45.6MB in the beginning and 43.2MB in the end (delta: 2.4MB). Peak memory consumption was 23.8MB. Max. memory is 16.1GB. [2021-11-23 15:55:48,337 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 67.1MB. Free memory is still 47.0MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:55:48,338 INFO L158 Benchmark]: CACSL2BoogieTranslator took 625.92ms. Allocated memory is still 67.1MB. Free memory was 45.4MB in the beginning and 38.1MB in the end (delta: 7.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2021-11-23 15:55:48,339 INFO L158 Benchmark]: Boogie Procedure Inliner took 82.82ms. Allocated memory is still 67.1MB. Free memory was 38.1MB in the beginning and 33.8MB in the end (delta: 4.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-23 15:55:48,340 INFO L158 Benchmark]: Boogie Preprocessor took 131.52ms. Allocated memory is still 67.1MB. Free memory was 33.8MB in the beginning and 29.8MB in the end (delta: 4.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-23 15:55:48,341 INFO L158 Benchmark]: RCFGBuilder took 1274.38ms. Allocated memory was 67.1MB in the beginning and 88.1MB in the end (delta: 21.0MB). Free memory was 29.6MB in the beginning and 43.2MB in the end (delta: -13.6MB). Peak memory consumption was 9.9MB. Max. memory is 16.1GB. [2021-11-23 15:55:48,344 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 67.1MB. Free memory is still 47.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 625.92ms. Allocated memory is still 67.1MB. Free memory was 45.4MB in the beginning and 38.1MB in the end (delta: 7.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 82.82ms. Allocated memory is still 67.1MB. Free memory was 38.1MB in the beginning and 33.8MB in the end (delta: 4.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 131.52ms. Allocated memory is still 67.1MB. Free memory was 33.8MB in the beginning and 29.8MB in the end (delta: 4.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1274.38ms. Allocated memory was 67.1MB in the beginning and 88.1MB in the end (delta: 21.0MB). Free memory was 29.6MB in the beginning and 43.2MB in the end (delta: -13.6MB). Peak memory consumption was 9.9MB. 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 15:55:48,379 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2eaafa9-cf53-4cb8-8e01-0e739f2c0b53/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