./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/pc_sfifo_2.cil-1+token_ring.03.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_744a8120-79e4-402a-b195-6edf07dc9f34/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_744a8120-79e4-402a-b195-6edf07dc9f34/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_744a8120-79e4-402a-b195-6edf07dc9f34/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_744a8120-79e4-402a-b195-6edf07dc9f34/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/pc_sfifo_2.cil-1+token_ring.03.cil-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_744a8120-79e4-402a-b195-6edf07dc9f34/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_744a8120-79e4-402a-b195-6edf07dc9f34/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 4c3aab1156afcb98b97b027e9b66004d54025f3b89e95d6d35dc2e84fdb640d2 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:02:51,680 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:02:51,683 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:02:51,716 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:02:51,717 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:02:51,719 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:02:51,721 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:02:51,724 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:02:51,726 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:02:51,727 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:02:51,729 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:02:51,731 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:02:51,731 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:02:51,733 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:02:51,735 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:02:51,737 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:02:51,738 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:02:51,740 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:02:51,743 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:02:51,746 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:02:51,749 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:02:51,751 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:02:51,752 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:02:51,754 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:02:51,758 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:02:51,759 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:02:51,759 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:02:51,761 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:02:51,762 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:02:51,764 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:02:51,764 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:02:51,766 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:02:51,767 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:02:51,768 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:02:51,770 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:02:51,771 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:02:51,772 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:02:51,773 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:02:51,773 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:02:51,774 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:02:51,775 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:02:51,776 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_744a8120-79e4-402a-b195-6edf07dc9f34/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:02:51,803 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:02:51,804 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:02:51,805 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:02:51,805 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:02:51,806 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:02:51,806 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:02:51,807 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:02:51,807 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:02:51,808 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:02:51,808 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:02:51,808 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:02:51,809 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:02:51,809 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:02:51,809 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:02:51,810 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:02:51,810 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:02:51,810 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:02:51,811 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:02:51,811 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:02:51,811 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:02:51,812 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:02:51,812 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:02:51,812 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:02:51,813 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:02:51,813 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:02:51,814 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:02:51,814 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:02:51,814 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:02:51,823 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_744a8120-79e4-402a-b195-6edf07dc9f34/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_744a8120-79e4-402a-b195-6edf07dc9f34/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4c3aab1156afcb98b97b027e9b66004d54025f3b89e95d6d35dc2e84fdb640d2 [2021-11-23 15:02:52,085 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:02:52,106 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:02:52,109 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:02:52,110 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:02:52,111 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:02:52,112 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_744a8120-79e4-402a-b195-6edf07dc9f34/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/combinations/pc_sfifo_2.cil-1+token_ring.03.cil-2.c [2021-11-23 15:02:52,178 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_744a8120-79e4-402a-b195-6edf07dc9f34/bin/ukojak-CwSLpZB5Qu/data/9f098d707/b7b489c8b1ad4563860ee1a94df49df3/FLAG41cc65973 [2021-11-23 15:02:52,770 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:02:52,770 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_744a8120-79e4-402a-b195-6edf07dc9f34/sv-benchmarks/c/combinations/pc_sfifo_2.cil-1+token_ring.03.cil-2.c [2021-11-23 15:02:52,803 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_744a8120-79e4-402a-b195-6edf07dc9f34/bin/ukojak-CwSLpZB5Qu/data/9f098d707/b7b489c8b1ad4563860ee1a94df49df3/FLAG41cc65973 [2021-11-23 15:02:53,062 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_744a8120-79e4-402a-b195-6edf07dc9f34/bin/ukojak-CwSLpZB5Qu/data/9f098d707/b7b489c8b1ad4563860ee1a94df49df3 [2021-11-23 15:02:53,065 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:02:53,066 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:02:53,068 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:02:53,068 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:02:53,071 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:02:53,072 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:02:53" (1/1) ... [2021-11-23 15:02:53,074 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4cd99f52 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:53, skipping insertion in model container [2021-11-23 15:02:53,075 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:02:53" (1/1) ... [2021-11-23 15:02:53,082 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:02:53,127 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:02:53,328 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_744a8120-79e4-402a-b195-6edf07dc9f34/sv-benchmarks/c/combinations/pc_sfifo_2.cil-1+token_ring.03.cil-2.c[914,927] [2021-11-23 15:02:53,383 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_744a8120-79e4-402a-b195-6edf07dc9f34/sv-benchmarks/c/combinations/pc_sfifo_2.cil-1+token_ring.03.cil-2.c[7115,7128] [2021-11-23 15:02:53,480 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:02:53,490 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:02:53,503 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_744a8120-79e4-402a-b195-6edf07dc9f34/sv-benchmarks/c/combinations/pc_sfifo_2.cil-1+token_ring.03.cil-2.c[914,927] [2021-11-23 15:02:53,524 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_744a8120-79e4-402a-b195-6edf07dc9f34/sv-benchmarks/c/combinations/pc_sfifo_2.cil-1+token_ring.03.cil-2.c[7115,7128] [2021-11-23 15:02:53,554 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:02:53,576 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:02:53,577 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:53 WrapperNode [2021-11-23 15:02:53,577 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:02:53,578 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:02:53,579 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:02:53,579 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:02:53,587 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:53" (1/1) ... [2021-11-23 15:02:53,614 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:53" (1/1) ... [2021-11-23 15:02:53,679 INFO L137 Inliner]: procedures = 59, calls = 66, calls flagged for inlining = 28, calls inlined = 28, statements flattened = 518 [2021-11-23 15:02:53,680 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:02:53,682 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:02:53,683 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:02:53,683 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:02:53,692 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:53" (1/1) ... [2021-11-23 15:02:53,693 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:53" (1/1) ... [2021-11-23 15:02:53,706 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:53" (1/1) ... [2021-11-23 15:02:53,706 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:53" (1/1) ... [2021-11-23 15:02:53,718 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:53" (1/1) ... [2021-11-23 15:02:53,756 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:53" (1/1) ... [2021-11-23 15:02:53,759 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:53" (1/1) ... [2021-11-23 15:02:53,764 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:02:53,778 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:02:53,778 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:02:53,778 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:02:53,779 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:53" (1/1) ... [2021-11-23 15:02:53,786 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:02:53,800 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_744a8120-79e4-402a-b195-6edf07dc9f34/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:02:53,814 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_744a8120-79e4-402a-b195-6edf07dc9f34/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:02:53,827 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_744a8120-79e4-402a-b195-6edf07dc9f34/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:02:53,868 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:02:53,868 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2021-11-23 15:02:53,868 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2021-11-23 15:02:53,869 INFO L130 BoogieDeclarations]: Found specification of procedure is_do_write_p_triggered [2021-11-23 15:02:53,869 INFO L138 BoogieDeclarations]: Found implementation of procedure is_do_write_p_triggered [2021-11-23 15:02:53,869 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread1 [2021-11-23 15:02:53,869 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread1 [2021-11-23 15:02:53,869 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread2 [2021-11-23 15:02:53,870 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread2 [2021-11-23 15:02:53,870 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events1 [2021-11-23 15:02:53,870 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events1 [2021-11-23 15:02:53,870 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events2 [2021-11-23 15:02:53,870 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events2 [2021-11-23 15:02:53,871 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads2 [2021-11-23 15:02:53,871 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads2 [2021-11-23 15:02:53,871 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads1 [2021-11-23 15:02:53,871 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads1 [2021-11-23 15:02:53,871 INFO L130 BoogieDeclarations]: Found specification of procedure is_do_read_c_triggered [2021-11-23 15:02:53,872 INFO L138 BoogieDeclarations]: Found implementation of procedure is_do_read_c_triggered [2021-11-23 15:02:53,872 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels1 [2021-11-23 15:02:53,872 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels1 [2021-11-23 15:02:53,872 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels2 [2021-11-23 15:02:53,872 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels2 [2021-11-23 15:02:53,873 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:02:53,873 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events2 [2021-11-23 15:02:53,873 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events2 [2021-11-23 15:02:53,873 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events1 [2021-11-23 15:02:53,873 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events1 [2021-11-23 15:02:53,873 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:02:53,874 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:02:53,874 INFO L130 BoogieDeclarations]: Found specification of procedure error1 [2021-11-23 15:02:53,874 INFO L138 BoogieDeclarations]: Found implementation of procedure error1 [2021-11-23 15:02:53,989 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:02:53,991 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:02:54,682 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:02:54,736 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 15:02:54,746 INFO L158 Benchmark]: Toolchain (without parser) took 1678.07ms. Allocated memory was 77.6MB in the beginning and 119.5MB in the end (delta: 41.9MB). Free memory was 54.2MB in the beginning and 82.5MB in the end (delta: -28.2MB). Peak memory consumption was 37.7MB. Max. memory is 16.1GB. [2021-11-23 15:02:54,749 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 77.6MB. Free memory was 52.3MB in the beginning and 52.3MB in the end (delta: 28.1kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:02:54,750 INFO L158 Benchmark]: CACSL2BoogieTranslator took 509.78ms. Allocated memory was 77.6MB in the beginning and 119.5MB in the end (delta: 41.9MB). Free memory was 54.1MB in the beginning and 85.0MB in the end (delta: -30.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-23 15:02:54,752 INFO L158 Benchmark]: Boogie Procedure Inliner took 101.78ms. Allocated memory is still 119.5MB. Free memory was 84.8MB in the beginning and 82.0MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:02:54,753 INFO L158 Benchmark]: Boogie Preprocessor took 81.58ms. Allocated memory is still 119.5MB. Free memory was 82.0MB in the beginning and 79.2MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-23 15:02:54,754 INFO L158 Benchmark]: RCFGBuilder took 965.89ms. Allocated memory is still 119.5MB. Free memory was 79.2MB in the beginning and 82.5MB in the end (delta: -3.3MB). Peak memory consumption was 22.5MB. Max. memory is 16.1GB. [2021-11-23 15:02:54,763 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 77.6MB. Free memory was 52.3MB in the beginning and 52.3MB in the end (delta: 28.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 509.78ms. Allocated memory was 77.6MB in the beginning and 119.5MB in the end (delta: 41.9MB). Free memory was 54.1MB in the beginning and 85.0MB in the end (delta: -30.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 101.78ms. Allocated memory is still 119.5MB. Free memory was 84.8MB in the beginning and 82.0MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 81.58ms. Allocated memory is still 119.5MB. Free memory was 82.0MB in the beginning and 79.2MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 965.89ms. Allocated memory is still 119.5MB. Free memory was 79.2MB in the beginning and 82.5MB in the end (delta: -3.3MB). Peak memory consumption was 22.5MB. 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 15:02:54,818 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_744a8120-79e4-402a-b195-6edf07dc9f34/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_744a8120-79e4-402a-b195-6edf07dc9f34/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_744a8120-79e4-402a-b195-6edf07dc9f34/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_744a8120-79e4-402a-b195-6edf07dc9f34/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_744a8120-79e4-402a-b195-6edf07dc9f34/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/pc_sfifo_2.cil-1+token_ring.03.cil-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_744a8120-79e4-402a-b195-6edf07dc9f34/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_744a8120-79e4-402a-b195-6edf07dc9f34/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 4c3aab1156afcb98b97b027e9b66004d54025f3b89e95d6d35dc2e84fdb640d2 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:02:57,214 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:02:57,217 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:02:57,275 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:02:57,276 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:02:57,281 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:02:57,283 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:02:57,287 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:02:57,291 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:02:57,299 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:02:57,303 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:02:57,306 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:02:57,306 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:02:57,310 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:02:57,312 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:02:57,318 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:02:57,320 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:02:57,321 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:02:57,323 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:02:57,331 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:02:57,333 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:02:57,335 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:02:57,337 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:02:57,340 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:02:57,349 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:02:57,349 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:02:57,350 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:02:57,352 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:02:57,352 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:02:57,354 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:02:57,354 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:02:57,355 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:02:57,357 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:02:57,358 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:02:57,371 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:02:57,371 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:02:57,372 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:02:57,372 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:02:57,372 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:02:57,374 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:02:57,375 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:02:57,376 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_744a8120-79e4-402a-b195-6edf07dc9f34/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:02:57,419 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:02:57,420 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:02:57,421 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:02:57,421 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:02:57,423 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:02:57,423 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:02:57,423 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:02:57,424 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:02:57,424 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:02:57,424 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:02:57,425 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:02:57,425 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:02:57,426 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:02:57,426 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:02:57,426 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:02:57,426 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:02:57,426 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:02:57,426 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:02:57,427 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:02:57,427 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:02:57,427 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:02:57,427 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:02:57,428 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:02:57,428 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:02:57,428 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:02:57,428 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:02:57,428 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:02:57,429 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:02:57,429 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:02:57,429 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:02:57,429 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:02:57,429 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:02:57,430 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_744a8120-79e4-402a-b195-6edf07dc9f34/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_744a8120-79e4-402a-b195-6edf07dc9f34/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4c3aab1156afcb98b97b027e9b66004d54025f3b89e95d6d35dc2e84fdb640d2 [2021-11-23 15:02:57,804 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:02:57,831 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:02:57,835 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:02:57,836 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:02:57,837 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:02:57,841 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_744a8120-79e4-402a-b195-6edf07dc9f34/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/combinations/pc_sfifo_2.cil-1+token_ring.03.cil-2.c [2021-11-23 15:02:57,916 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_744a8120-79e4-402a-b195-6edf07dc9f34/bin/ukojak-CwSLpZB5Qu/data/50eda8514/6371ec6d33074787825ecf6da88eecd6/FLAG6e8671b78 [2021-11-23 15:02:58,515 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:02:58,516 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_744a8120-79e4-402a-b195-6edf07dc9f34/sv-benchmarks/c/combinations/pc_sfifo_2.cil-1+token_ring.03.cil-2.c [2021-11-23 15:02:58,531 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_744a8120-79e4-402a-b195-6edf07dc9f34/bin/ukojak-CwSLpZB5Qu/data/50eda8514/6371ec6d33074787825ecf6da88eecd6/FLAG6e8671b78 [2021-11-23 15:02:58,925 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_744a8120-79e4-402a-b195-6edf07dc9f34/bin/ukojak-CwSLpZB5Qu/data/50eda8514/6371ec6d33074787825ecf6da88eecd6 [2021-11-23 15:02:58,927 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:02:58,928 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:02:58,930 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:02:58,930 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:02:58,933 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:02:58,934 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:02:58" (1/1) ... [2021-11-23 15:02:58,935 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2b52e68d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:58, skipping insertion in model container [2021-11-23 15:02:58,935 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:02:58" (1/1) ... [2021-11-23 15:02:58,943 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:02:58,995 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:02:59,140 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_744a8120-79e4-402a-b195-6edf07dc9f34/sv-benchmarks/c/combinations/pc_sfifo_2.cil-1+token_ring.03.cil-2.c[914,927] [2021-11-23 15:02:59,203 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_744a8120-79e4-402a-b195-6edf07dc9f34/sv-benchmarks/c/combinations/pc_sfifo_2.cil-1+token_ring.03.cil-2.c[7115,7128] [2021-11-23 15:02:59,318 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:02:59,346 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:02:59,361 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_744a8120-79e4-402a-b195-6edf07dc9f34/sv-benchmarks/c/combinations/pc_sfifo_2.cil-1+token_ring.03.cil-2.c[914,927] [2021-11-23 15:02:59,401 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_744a8120-79e4-402a-b195-6edf07dc9f34/sv-benchmarks/c/combinations/pc_sfifo_2.cil-1+token_ring.03.cil-2.c[7115,7128] [2021-11-23 15:02:59,446 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:02:59,474 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:02:59,478 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:59 WrapperNode [2021-11-23 15:02:59,478 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:02:59,479 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:02:59,480 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:02:59,480 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:02:59,487 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:59" (1/1) ... [2021-11-23 15:02:59,523 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:59" (1/1) ... [2021-11-23 15:02:59,577 INFO L137 Inliner]: procedures = 60, calls = 66, calls flagged for inlining = 28, calls inlined = 28, statements flattened = 497 [2021-11-23 15:02:59,580 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:02:59,581 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:02:59,581 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:02:59,582 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:02:59,590 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:59" (1/1) ... [2021-11-23 15:02:59,590 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:59" (1/1) ... [2021-11-23 15:02:59,608 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:59" (1/1) ... [2021-11-23 15:02:59,608 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:59" (1/1) ... [2021-11-23 15:02:59,636 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:59" (1/1) ... [2021-11-23 15:02:59,651 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:59" (1/1) ... [2021-11-23 15:02:59,654 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:59" (1/1) ... [2021-11-23 15:02:59,668 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:02:59,670 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:02:59,671 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:02:59,671 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:02:59,672 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:02:59" (1/1) ... [2021-11-23 15:02:59,679 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:02:59,693 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_744a8120-79e4-402a-b195-6edf07dc9f34/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:02:59,707 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_744a8120-79e4-402a-b195-6edf07dc9f34/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:02:59,730 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_744a8120-79e4-402a-b195-6edf07dc9f34/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:02:59,760 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:02:59,760 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2021-11-23 15:02:59,760 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2021-11-23 15:02:59,760 INFO L130 BoogieDeclarations]: Found specification of procedure is_do_write_p_triggered [2021-11-23 15:02:59,760 INFO L138 BoogieDeclarations]: Found implementation of procedure is_do_write_p_triggered [2021-11-23 15:02:59,761 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread1 [2021-11-23 15:02:59,761 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread1 [2021-11-23 15:02:59,761 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread2 [2021-11-23 15:02:59,761 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread2 [2021-11-23 15:02:59,761 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events1 [2021-11-23 15:02:59,762 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events1 [2021-11-23 15:02:59,762 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events2 [2021-11-23 15:02:59,762 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events2 [2021-11-23 15:02:59,762 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads2 [2021-11-23 15:02:59,762 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads2 [2021-11-23 15:02:59,762 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads1 [2021-11-23 15:02:59,763 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads1 [2021-11-23 15:02:59,763 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:02:59,763 INFO L130 BoogieDeclarations]: Found specification of procedure is_do_read_c_triggered [2021-11-23 15:02:59,763 INFO L138 BoogieDeclarations]: Found implementation of procedure is_do_read_c_triggered [2021-11-23 15:02:59,763 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels1 [2021-11-23 15:02:59,763 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels1 [2021-11-23 15:02:59,764 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels2 [2021-11-23 15:02:59,764 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels2 [2021-11-23 15:02:59,764 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events2 [2021-11-23 15:02:59,764 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events2 [2021-11-23 15:02:59,764 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events1 [2021-11-23 15:02:59,765 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events1 [2021-11-23 15:02:59,765 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:02:59,765 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:02:59,765 INFO L130 BoogieDeclarations]: Found specification of procedure error1 [2021-11-23 15:02:59,765 INFO L138 BoogieDeclarations]: Found implementation of procedure error1 [2021-11-23 15:02:59,896 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:02:59,898 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:03:00,531 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:03:00,568 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 15:03:00,572 INFO L158 Benchmark]: Toolchain (without parser) took 1643.16ms. Allocated memory is still 65.0MB. Free memory was 43.9MB in the beginning and 28.2MB in the end (delta: 15.7MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2021-11-23 15:03:00,573 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 65.0MB. Free memory is still 45.1MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:03:00,574 INFO L158 Benchmark]: CACSL2BoogieTranslator took 549.11ms. Allocated memory is still 65.0MB. Free memory was 43.7MB in the beginning and 42.2MB in the end (delta: 1.5MB). Peak memory consumption was 16.3MB. Max. memory is 16.1GB. [2021-11-23 15:03:00,578 INFO L158 Benchmark]: Boogie Procedure Inliner took 101.14ms. Allocated memory is still 65.0MB. Free memory was 42.2MB in the beginning and 39.2MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:03:00,580 INFO L158 Benchmark]: Boogie Preprocessor took 86.89ms. Allocated memory is still 65.0MB. Free memory was 39.2MB in the beginning and 36.3MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:03:00,580 INFO L158 Benchmark]: RCFGBuilder took 901.06ms. Allocated memory is still 65.0MB. Free memory was 36.3MB in the beginning and 28.2MB in the end (delta: 8.1MB). Peak memory consumption was 15.2MB. Max. memory is 16.1GB. [2021-11-23 15:03:00,583 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 65.0MB. Free memory is still 45.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 549.11ms. Allocated memory is still 65.0MB. Free memory was 43.7MB in the beginning and 42.2MB in the end (delta: 1.5MB). Peak memory consumption was 16.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 101.14ms. Allocated memory is still 65.0MB. Free memory was 42.2MB in the beginning and 39.2MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 86.89ms. Allocated memory is still 65.0MB. Free memory was 39.2MB in the beginning and 36.3MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 901.06ms. Allocated memory is still 65.0MB. Free memory was 36.3MB in the beginning and 28.2MB in the end (delta: 8.1MB). Peak memory consumption was 15.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:03:00,630 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_744a8120-79e4-402a-b195-6edf07dc9f34/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