./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/forester-heap/sll-sorted-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4681c73-9faa-4695-a9e6-b7ab78e75ed4/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4681c73-9faa-4695-a9e6-b7ab78e75ed4/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4681c73-9faa-4695-a9e6-b7ab78e75ed4/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4681c73-9faa-4695-a9e6-b7ab78e75ed4/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/forester-heap/sll-sorted-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4681c73-9faa-4695-a9e6-b7ab78e75ed4/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4681c73-9faa-4695-a9e6-b7ab78e75ed4/bin/ukojak-verify-CZk0znPC7b --witnessprinter.witness.filename witness --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 e45b14428dafe2f20aeac8c38d2592befc15b6791b0365935474ded4fd47d0f2 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 23:22:57,707 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 23:22:57,761 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4681c73-9faa-4695-a9e6-b7ab78e75ed4/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-05 23:22:57,764 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-05 23:22:57,764 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-05 23:22:57,783 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 23:22:57,784 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 23:22:57,784 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 23:22:57,784 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 23:22:57,784 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 23:22:57,785 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 23:22:57,785 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 23:22:57,785 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-05 23:22:57,785 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-05 23:22:57,785 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-05 23:22:57,785 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 23:22:57,785 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 23:22:57,785 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 23:22:57,785 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 23:22:57,785 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-05 23:22:57,786 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 23:22:57,786 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 23:22:57,786 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 23:22:57,786 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 23:22:57,786 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 23:22:57,786 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 23:22:57,786 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 23:22:57,786 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 23:22:57,787 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 23:22:57,787 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 23:22:57,787 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 23:22:57,787 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-05 23:22:57,787 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-05 23:22:57,787 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_c4681c73-9faa-4695-a9e6-b7ab78e75ed4/bin/ukojak-verify-CZk0znPC7b Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness 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 -> e45b14428dafe2f20aeac8c38d2592befc15b6791b0365935474ded4fd47d0f2 [2024-12-05 23:22:58,003 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 23:22:58,010 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 23:22:58,011 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 23:22:58,013 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 23:22:58,013 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 23:22:58,014 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4681c73-9faa-4695-a9e6-b7ab78e75ed4/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/forester-heap/sll-sorted-1.i [2024-12-05 23:23:00,608 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4681c73-9faa-4695-a9e6-b7ab78e75ed4/bin/ukojak-verify-CZk0znPC7b/data/5002dbb31/c7c11e5fd35546429beea891771ed657/FLAGdea1bfa43 [2024-12-05 23:23:00,832 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 23:23:00,833 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4681c73-9faa-4695-a9e6-b7ab78e75ed4/sv-benchmarks/c/forester-heap/sll-sorted-1.i [2024-12-05 23:23:00,843 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4681c73-9faa-4695-a9e6-b7ab78e75ed4/bin/ukojak-verify-CZk0znPC7b/data/5002dbb31/c7c11e5fd35546429beea891771ed657/FLAGdea1bfa43 [2024-12-05 23:23:01,184 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4681c73-9faa-4695-a9e6-b7ab78e75ed4/bin/ukojak-verify-CZk0znPC7b/data/5002dbb31/c7c11e5fd35546429beea891771ed657 [2024-12-05 23:23:01,186 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 23:23:01,187 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 23:23:01,188 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 23:23:01,188 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 23:23:01,191 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 23:23:01,191 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 11:23:01" (1/1) ... [2024-12-05 23:23:01,192 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@713157a0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:23:01, skipping insertion in model container [2024-12-05 23:23:01,192 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 11:23:01" (1/1) ... [2024-12-05 23:23:01,217 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 23:23:01,428 WARN L250 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_c4681c73-9faa-4695-a9e6-b7ab78e75ed4/sv-benchmarks/c/forester-heap/sll-sorted-1.i[22317,22330] [2024-12-05 23:23:01,432 WARN L250 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_c4681c73-9faa-4695-a9e6-b7ab78e75ed4/sv-benchmarks/c/forester-heap/sll-sorted-1.i[22547,22560] [2024-12-05 23:23:01,436 WARN L250 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_c4681c73-9faa-4695-a9e6-b7ab78e75ed4/sv-benchmarks/c/forester-heap/sll-sorted-1.i[22877,22890] [2024-12-05 23:23:01,437 WARN L250 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_c4681c73-9faa-4695-a9e6-b7ab78e75ed4/sv-benchmarks/c/forester-heap/sll-sorted-1.i[22941,22954] [2024-12-05 23:23:01,439 WARN L250 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_c4681c73-9faa-4695-a9e6-b7ab78e75ed4/sv-benchmarks/c/forester-heap/sll-sorted-1.i[23072,23085] [2024-12-05 23:23:01,439 WARN L250 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_c4681c73-9faa-4695-a9e6-b7ab78e75ed4/sv-benchmarks/c/forester-heap/sll-sorted-1.i[23136,23149] [2024-12-05 23:23:01,442 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 23:23:01,450 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 23:23:01,483 WARN L250 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_c4681c73-9faa-4695-a9e6-b7ab78e75ed4/sv-benchmarks/c/forester-heap/sll-sorted-1.i[22317,22330] [2024-12-05 23:23:01,485 WARN L250 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_c4681c73-9faa-4695-a9e6-b7ab78e75ed4/sv-benchmarks/c/forester-heap/sll-sorted-1.i[22547,22560] [2024-12-05 23:23:01,489 WARN L250 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_c4681c73-9faa-4695-a9e6-b7ab78e75ed4/sv-benchmarks/c/forester-heap/sll-sorted-1.i[22877,22890] [2024-12-05 23:23:01,489 WARN L250 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_c4681c73-9faa-4695-a9e6-b7ab78e75ed4/sv-benchmarks/c/forester-heap/sll-sorted-1.i[22941,22954] [2024-12-05 23:23:01,491 WARN L250 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_c4681c73-9faa-4695-a9e6-b7ab78e75ed4/sv-benchmarks/c/forester-heap/sll-sorted-1.i[23072,23085] [2024-12-05 23:23:01,491 WARN L250 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_c4681c73-9faa-4695-a9e6-b7ab78e75ed4/sv-benchmarks/c/forester-heap/sll-sorted-1.i[23136,23149] [2024-12-05 23:23:01,493 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 23:23:01,516 INFO L204 MainTranslator]: Completed translation [2024-12-05 23:23:01,516 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:23:01 WrapperNode [2024-12-05 23:23:01,517 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 23:23:01,517 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 23:23:01,518 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 23:23:01,518 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 23:23:01,522 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:23:01" (1/1) ... [2024-12-05 23:23:01,532 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:23:01" (1/1) ... [2024-12-05 23:23:01,549 INFO L138 Inliner]: procedures = 119, calls = 39, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 176 [2024-12-05 23:23:01,549 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 23:23:01,550 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 23:23:01,550 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 23:23:01,550 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 23:23:01,555 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:23:01" (1/1) ... [2024-12-05 23:23:01,555 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:23:01" (1/1) ... [2024-12-05 23:23:01,559 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:23:01" (1/1) ... [2024-12-05 23:23:01,559 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:23:01" (1/1) ... [2024-12-05 23:23:01,566 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:23:01" (1/1) ... [2024-12-05 23:23:01,567 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:23:01" (1/1) ... [2024-12-05 23:23:01,572 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:23:01" (1/1) ... [2024-12-05 23:23:01,573 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:23:01" (1/1) ... [2024-12-05 23:23:01,574 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:23:01" (1/1) ... [2024-12-05 23:23:01,576 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 23:23:01,577 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 23:23:01,577 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 23:23:01,577 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 23:23:01,578 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:23:01" (1/1) ... [2024-12-05 23:23:01,583 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 23:23:01,592 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4681c73-9faa-4695-a9e6-b7ab78e75ed4/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 23:23:01,602 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4681c73-9faa-4695-a9e6-b7ab78e75ed4/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 23:23:01,603 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4681c73-9faa-4695-a9e6-b7ab78e75ed4/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 23:23:01,623 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-12-05 23:23:01,623 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-12-05 23:23:01,623 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-12-05 23:23:01,623 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 23:23:01,623 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-12-05 23:23:01,623 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-12-05 23:23:01,623 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-12-05 23:23:01,623 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-05 23:23:01,623 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 23:23:01,623 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 23:23:01,711 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 23:23:01,712 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 23:23:01,920 INFO L? ?]: Removed 30 outVars from TransFormulas that were not future-live. [2024-12-05 23:23:01,920 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 23:23:01,998 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-05 23:23:01,998 INFO L312 CfgBuilder]: Removed 12 assume(true) statements. [2024-12-05 23:23:01,998 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 11:23:01 BoogieIcfgContainer [2024-12-05 23:23:01,999 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-05 23:23:02,000 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-05 23:23:02,000 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-05 23:23:02,007 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-05 23:23:02,007 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 11:23:01" (1/1) ... [2024-12-05 23:23:02,013 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-05 23:23:02,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:23:02,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 44 states and 71 transitions. [2024-12-05 23:23:02,052 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 71 transitions. [2024-12-05 23:23:02,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-12-05 23:23:02,053 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:23:02,054 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:23:02,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:23:02,162 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 23:23:02,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:23:02,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 44 states and 67 transitions. [2024-12-05 23:23:02,186 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 67 transitions. [2024-12-05 23:23:02,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-12-05 23:23:02,186 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:23:02,186 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:23:02,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:23:02,264 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 23:23:02,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:23:02,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 46 states and 70 transitions. [2024-12-05 23:23:02,302 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 70 transitions. [2024-12-05 23:23:02,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-12-05 23:23:02,302 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:23:02,302 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:23:02,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:23:02,432 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-05 23:23:02,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:23:02,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 44 states and 68 transitions. [2024-12-05 23:23:02,625 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 68 transitions. [2024-12-05 23:23:02,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-12-05 23:23:02,626 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:23:02,626 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:23:02,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:23:02,667 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-05 23:23:02,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:23:02,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 44 states and 63 transitions. [2024-12-05 23:23:02,682 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 63 transitions. [2024-12-05 23:23:02,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-05 23:23:02,682 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:23:02,682 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:23:02,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:23:03,381 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 23:23:04,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:23:04,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 58 states and 89 transitions. [2024-12-05 23:23:04,104 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 89 transitions. [2024-12-05 23:23:04,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-12-05 23:23:04,106 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:23:04,106 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:23:04,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:23:05,749 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 23:23:07,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:23:07,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 70 states and 114 transitions. [2024-12-05 23:23:07,474 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 114 transitions. [2024-12-05 23:23:07,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-12-05 23:23:07,475 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:23:07,475 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:23:07,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:23:08,532 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 23:23:08,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:23:08,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 72 states and 121 transitions. [2024-12-05 23:23:08,956 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 121 transitions. [2024-12-05 23:23:08,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-12-05 23:23:08,957 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:23:08,957 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:23:08,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:23:09,481 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 23:23:10,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:23:10,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 74 states and 124 transitions. [2024-12-05 23:23:10,174 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 124 transitions. [2024-12-05 23:23:10,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-12-05 23:23:10,175 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:23:10,175 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:23:10,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:23:10,202 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-05 23:23:10,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:23:10,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 74 states and 118 transitions. [2024-12-05 23:23:10,219 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 118 transitions. [2024-12-05 23:23:10,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-12-05 23:23:10,219 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:23:10,219 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:23:10,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:23:10,246 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-05 23:23:10,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:23:10,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 74 states and 113 transitions. [2024-12-05 23:23:10,254 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 113 transitions. [2024-12-05 23:23:10,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-12-05 23:23:10,255 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:23:10,255 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:23:10,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:23:11,043 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 23:23:13,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:23:13,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 89 states and 142 transitions. [2024-12-05 23:23:13,271 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 142 transitions. [2024-12-05 23:23:13,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-12-05 23:23:13,272 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:23:13,272 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:23:13,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:23:14,481 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 23:23:15,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:23:15,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 89 states and 137 transitions. [2024-12-05 23:23:15,652 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 137 transitions. [2024-12-05 23:23:15,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-12-05 23:23:15,652 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:23:15,652 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:23:15,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:23:16,841 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 23:23:18,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:23:18,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 91 states and 149 transitions. [2024-12-05 23:23:18,079 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 149 transitions. [2024-12-05 23:23:18,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-12-05 23:23:18,079 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:23:18,080 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:23:18,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:23:19,343 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 23:23:20,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:23:20,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 93 states and 158 transitions. [2024-12-05 23:23:20,057 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 158 transitions. [2024-12-05 23:23:20,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-12-05 23:23:20,058 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:23:20,058 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:23:20,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:23:20,717 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 23:23:21,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:23:21,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 96 states and 162 transitions. [2024-12-05 23:23:21,080 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 162 transitions. [2024-12-05 23:23:21,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-12-05 23:23:21,080 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:23:21,080 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:23:21,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:23:22,181 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 1 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 23:23:24,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:23:24,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 104 states and 184 transitions. [2024-12-05 23:23:24,852 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 184 transitions. [2024-12-05 23:23:24,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-12-05 23:23:24,852 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:23:24,853 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:23:24,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:23:25,657 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 23:23:26,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:23:26,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 106 states and 191 transitions. [2024-12-05 23:23:26,649 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 191 transitions. [2024-12-05 23:23:26,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-12-05 23:23:26,650 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:23:26,650 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:23:26,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:23:28,350 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 23:23:32,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:23:32,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 115 states and 211 transitions. [2024-12-05 23:23:32,657 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 211 transitions. [2024-12-05 23:23:32,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-12-05 23:23:32,657 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:23:32,657 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:23:32,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:23:32,923 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-05 23:23:33,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:23:33,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 113 states and 209 transitions. [2024-12-05 23:23:33,790 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 209 transitions. [2024-12-05 23:23:33,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-12-05 23:23:33,790 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:23:33,791 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:23:33,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:23:34,639 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 23:23:38,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:23:38,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 124 states and 230 transitions. [2024-12-05 23:23:38,545 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 230 transitions. [2024-12-05 23:23:38,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:23:38,546 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:23:38,546 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:23:38,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:23:40,635 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 23:23:45,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:23:45,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 134 states and 265 transitions. [2024-12-05 23:23:45,852 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 265 transitions. [2024-12-05 23:23:45,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:23:45,853 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:23:45,853 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:23:45,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:23:46,059 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-05 23:23:48,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:23:48,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 141 states and 280 transitions. [2024-12-05 23:23:48,649 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 280 transitions. [2024-12-05 23:23:48,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 23:23:48,649 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:23:48,649 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:23:48,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:23:50,135 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 23:23:51,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:23:51,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 290 states to 143 states and 290 transitions. [2024-12-05 23:23:51,850 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 290 transitions. [2024-12-05 23:23:51,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-05 23:23:51,851 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:23:51,851 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:23:51,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:23:53,756 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 23:24:01,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:24:01,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 321 states to 156 states and 321 transitions. [2024-12-05 23:24:01,388 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 321 transitions. [2024-12-05 23:24:01,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-05 23:24:01,389 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:24:01,389 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:24:01,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:24:03,664 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 23:24:08,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:24:08,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 333 states to 163 states and 333 transitions. [2024-12-05 23:24:08,929 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 333 transitions. [2024-12-05 23:24:08,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-05 23:24:08,929 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:24:08,930 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:24:08,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:24:10,910 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 23:24:19,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:24:19,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 367 states to 176 states and 367 transitions. [2024-12-05 23:24:19,724 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 367 transitions. [2024-12-05 23:24:19,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-05 23:24:19,725 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:24:19,725 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:24:19,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:24:20,662 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 23:24:26,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:24:26,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 397 states to 185 states and 397 transitions. [2024-12-05 23:24:26,189 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 397 transitions. [2024-12-05 23:24:26,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-12-05 23:24:26,190 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:24:26,190 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:24:26,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:24:26,272 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-12-05 23:24:28,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:24:28,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 404 states to 189 states and 404 transitions. [2024-12-05 23:24:28,580 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 404 transitions. [2024-12-05 23:24:28,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-12-05 23:24:28,581 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:24:28,581 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:24:28,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:24:32,114 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 23:24:34,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:24:34,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 419 states to 191 states and 419 transitions. [2024-12-05 23:24:34,785 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 419 transitions. [2024-12-05 23:24:34,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-12-05 23:24:34,786 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:24:34,786 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:24:34,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:24:36,419 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 23:24:43,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:24:43,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 450 states to 205 states and 450 transitions. [2024-12-05 23:24:43,810 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 450 transitions. [2024-12-05 23:24:43,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-12-05 23:24:43,811 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:24:43,811 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:24:43,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:24:47,602 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 23:24:53,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:24:53,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 470 states to 209 states and 470 transitions. [2024-12-05 23:24:53,216 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 470 transitions. [2024-12-05 23:24:53,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-12-05 23:24:53,217 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:24:53,217 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:24:53,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:24:54,620 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 23:24:58,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:24:58,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 478 states to 212 states and 478 transitions. [2024-12-05 23:24:58,749 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 478 transitions. [2024-12-05 23:24:58,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-12-05 23:24:58,749 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:24:58,749 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:24:58,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:25:00,902 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-12-05 23:25:02,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:25:02,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 406 states to 201 states and 406 transitions. [2024-12-05 23:25:02,747 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 406 transitions. [2024-12-05 23:25:02,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-12-05 23:25:02,747 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:25:02,747 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:25:02,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:25:06,567 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 23:25:13,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:25:13,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 424 states to 206 states and 424 transitions. [2024-12-05 23:25:13,241 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 424 transitions. [2024-12-05 23:25:13,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-12-05 23:25:13,242 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:25:13,242 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:25:13,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:25:16,092 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 23:25:24,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:25:24,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 446 states to 214 states and 446 transitions. [2024-12-05 23:25:24,118 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 446 transitions. [2024-12-05 23:25:24,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-12-05 23:25:24,118 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:25:24,118 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:25:24,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:25:28,226 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 23:25:32,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:25:32,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 455 states to 216 states and 455 transitions. [2024-12-05 23:25:32,965 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 455 transitions. [2024-12-05 23:25:32,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-12-05 23:25:32,966 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:25:32,966 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:25:33,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:25:37,429 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 23:25:51,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:25:51,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 487 states to 228 states and 487 transitions. [2024-12-05 23:25:51,465 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 487 transitions. [2024-12-05 23:25:51,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-12-05 23:25:51,465 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:25:51,465 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:25:51,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:25:53,459 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 23:25:55,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:25:55,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 489 states to 230 states and 489 transitions. [2024-12-05 23:25:55,899 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 489 transitions. [2024-12-05 23:25:55,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-12-05 23:25:55,899 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:25:55,899 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:25:55,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:25:58,026 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 2 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 23:26:09,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:26:09,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 507 states to 240 states and 507 transitions. [2024-12-05 23:26:09,717 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 507 transitions. [2024-12-05 23:26:09,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-12-05 23:26:09,717 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:26:09,717 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:26:09,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:26:11,966 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-05 23:26:15,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:26:15,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 514 states to 242 states and 514 transitions. [2024-12-05 23:26:15,472 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 514 transitions. [2024-12-05 23:26:15,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-12-05 23:26:15,473 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:26:15,473 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:26:15,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:26:16,784 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-05 23:26:23,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:26:23,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 530 states to 246 states and 530 transitions. [2024-12-05 23:26:23,783 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 530 transitions. [2024-12-05 23:26:23,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-12-05 23:26:23,783 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:26:23,784 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:26:23,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:26:28,812 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 23:26:33,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:26:33,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 534 states to 248 states and 534 transitions. [2024-12-05 23:26:33,468 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 534 transitions. [2024-12-05 23:26:33,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-12-05 23:26:33,469 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:26:33,469 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:26:33,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:26:38,432 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 23:26:50,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:26:50,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 510 states to 247 states and 510 transitions. [2024-12-05 23:26:50,341 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 510 transitions. [2024-12-05 23:26:50,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:26:50,342 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:26:50,342 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:26:50,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:26:56,209 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 23:27:11,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:27:11,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 539 states to 260 states and 539 transitions. [2024-12-05 23:27:11,602 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 539 transitions. [2024-12-05 23:27:11,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:27:11,603 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:27:11,603 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:27:11,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:27:15,407 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-05 23:27:19,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:27:19,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 550 states to 262 states and 550 transitions. [2024-12-05 23:27:19,528 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 550 transitions. [2024-12-05 23:27:19,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:27:19,528 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:27:19,528 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:27:19,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:27:19,692 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 9 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-05 23:27:20,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:27:20,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 545 states to 262 states and 545 transitions. [2024-12-05 23:27:20,895 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 545 transitions. [2024-12-05 23:27:20,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:27:20,895 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:27:20,896 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:27:20,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:27:26,311 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 23:27:39,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:27:39,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 581 states to 272 states and 581 transitions. [2024-12-05 23:27:39,835 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 581 transitions. [2024-12-05 23:27:39,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:27:39,835 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:27:39,835 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:27:39,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:27:39,909 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-12-05 23:27:48,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:27:48,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 599 states to 279 states and 599 transitions. [2024-12-05 23:27:48,057 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 599 transitions. [2024-12-05 23:27:48,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 23:27:48,058 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:27:48,058 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:27:48,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:27:54,557 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 23:28:02,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:28:02,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 604 states to 281 states and 604 transitions. [2024-12-05 23:28:02,254 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 604 transitions. [2024-12-05 23:28:02,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-12-05 23:28:02,254 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:28:02,254 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:28:02,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:28:05,599 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 23:28:09,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:28:09,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 612 states to 283 states and 612 transitions. [2024-12-05 23:28:09,582 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 612 transitions. [2024-12-05 23:28:09,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-12-05 23:28:09,583 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:28:09,583 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:28:09,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:28:13,097 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 23:28:27,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:28:27,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 647 states to 295 states and 647 transitions. [2024-12-05 23:28:27,784 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 647 transitions. [2024-12-05 23:28:27,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-12-05 23:28:27,785 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:28:27,785 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:28:27,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:28:30,285 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 23:28:45,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:28:45,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 678 states to 310 states and 678 transitions. [2024-12-05 23:28:45,129 INFO L276 IsEmpty]: Start isEmpty. Operand 310 states and 678 transitions. [2024-12-05 23:28:45,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-12-05 23:28:45,129 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:28:45,129 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:28:45,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:28:51,391 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 23:29:08,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:29:08,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 706 states to 319 states and 706 transitions. [2024-12-05 23:29:08,259 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 706 transitions. [2024-12-05 23:29:08,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-12-05 23:29:08,259 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:29:08,259 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:29:08,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:29:08,318 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:29:15,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:29:15,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 718 states to 324 states and 718 transitions. [2024-12-05 23:29:15,290 INFO L276 IsEmpty]: Start isEmpty. Operand 324 states and 718 transitions. [2024-12-05 23:29:15,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-12-05 23:29:15,290 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:29:15,290 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:29:15,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:29:19,294 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 23:29:34,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:29:34,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 739 states to 334 states and 739 transitions. [2024-12-05 23:29:34,327 INFO L276 IsEmpty]: Start isEmpty. Operand 334 states and 739 transitions. [2024-12-05 23:29:34,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-12-05 23:29:34,327 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:29:34,327 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:29:34,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:29:34,386 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:29:34,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:29:34,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 739 states to 335 states and 739 transitions. [2024-12-05 23:29:34,437 INFO L276 IsEmpty]: Start isEmpty. Operand 335 states and 739 transitions. [2024-12-05 23:29:34,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-12-05 23:29:34,437 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:29:34,437 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:29:34,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:29:43,150 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 23:30:06,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:30:06,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 784 states to 346 states and 784 transitions. [2024-12-05 23:30:06,304 INFO L276 IsEmpty]: Start isEmpty. Operand 346 states and 784 transitions. [2024-12-05 23:30:06,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-12-05 23:30:06,304 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:30:06,304 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:30:06,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:30:06,393 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 23:30:08,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:30:08,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 787 states to 347 states and 787 transitions. [2024-12-05 23:30:08,156 INFO L276 IsEmpty]: Start isEmpty. Operand 347 states and 787 transitions. [2024-12-05 23:30:08,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-12-05 23:30:08,156 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:30:08,156 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:30:08,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:30:08,239 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2024-12-05 23:30:16,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:30:16,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 802 states to 353 states and 802 transitions. [2024-12-05 23:30:16,803 INFO L276 IsEmpty]: Start isEmpty. Operand 353 states and 802 transitions. [2024-12-05 23:30:16,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-12-05 23:30:16,804 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:30:16,804 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:30:16,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:30:17,689 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 4 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 23:30:31,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:30:31,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 830 states to 364 states and 830 transitions. [2024-12-05 23:30:31,315 INFO L276 IsEmpty]: Start isEmpty. Operand 364 states and 830 transitions. [2024-12-05 23:30:31,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-12-05 23:30:31,316 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:30:31,316 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:30:31,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:30:39,692 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 23:30:48,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:30:48,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 843 states to 366 states and 843 transitions. [2024-12-05 23:30:48,742 INFO L276 IsEmpty]: Start isEmpty. Operand 366 states and 843 transitions. [2024-12-05 23:30:48,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-12-05 23:30:48,742 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:30:48,742 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:30:48,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-05 23:30:48,762 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-05 23:30:48,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-05 23:30:49,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-05 23:30:49,003 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-05 23:30:49,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-05 23:30:49,098 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 62 iterations. [2024-12-05 23:30:49,129 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 05.12 11:30:49 ImpRootNode [2024-12-05 23:30:49,129 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-05 23:30:49,130 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-05 23:30:49,130 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-05 23:30:49,130 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-05 23:30:49,130 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 11:23:01" (3/4) ... [2024-12-05 23:30:49,131 INFO L140 WitnessPrinter]: Generating witness for reachability counterexample [2024-12-05 23:30:49,170 INFO L129 tionWitnessGenerator]: Generated YAML witness of length 18. [2024-12-05 23:30:49,214 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4681c73-9faa-4695-a9e6-b7ab78e75ed4/bin/ukojak-verify-CZk0znPC7b/witness.graphml [2024-12-05 23:30:49,214 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4681c73-9faa-4695-a9e6-b7ab78e75ed4/bin/ukojak-verify-CZk0znPC7b/witness.yml [2024-12-05 23:30:49,214 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-05 23:30:49,215 INFO L158 Benchmark]: Toolchain (without parser) took 468027.95ms. Allocated memory was 142.6MB in the beginning and 1.9GB in the end (delta: 1.7GB). Free memory was 116.0MB in the beginning and 977.6MB in the end (delta: -861.6MB). Peak memory consumption was 857.9MB. Max. memory is 16.1GB. [2024-12-05 23:30:49,215 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 142.6MB. Free memory is still 83.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 23:30:49,216 INFO L158 Benchmark]: CACSL2BoogieTranslator took 329.08ms. Allocated memory is still 142.6MB. Free memory was 116.0MB in the beginning and 98.0MB in the end (delta: 18.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-05 23:30:49,216 INFO L158 Benchmark]: Boogie Procedure Inliner took 31.76ms. Allocated memory is still 142.6MB. Free memory was 98.0MB in the beginning and 96.1MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 23:30:49,216 INFO L158 Benchmark]: Boogie Preprocessor took 26.77ms. Allocated memory is still 142.6MB. Free memory was 96.1MB in the beginning and 94.4MB in the end (delta: 1.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-05 23:30:49,216 INFO L158 Benchmark]: RCFGBuilder took 421.61ms. Allocated memory is still 142.6MB. Free memory was 94.4MB in the beginning and 68.5MB in the end (delta: 26.0MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-12-05 23:30:49,217 INFO L158 Benchmark]: CodeCheck took 467129.61ms. Allocated memory was 142.6MB in the beginning and 1.9GB in the end (delta: 1.7GB). Free memory was 68.5MB in the beginning and 982.0MB in the end (delta: -913.5MB). Peak memory consumption was 807.5MB. Max. memory is 16.1GB. [2024-12-05 23:30:49,217 INFO L158 Benchmark]: Witness Printer took 84.79ms. Allocated memory is still 1.9GB. Free memory was 982.0MB in the beginning and 977.6MB in the end (delta: 4.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 23:30:49,219 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 44 locations, 6 error locations. Started 1 CEGAR loops. OverallTime: 467.1s, OverallIterations: 62, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 22967 SdHoareTripleChecker+Valid, 230.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 17298 mSDsluCounter, 20420 SdHoareTripleChecker+Invalid, 208.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 17864 mSDsCounter, 16644 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 78904 IncrementalHoareTripleChecker+Invalid, 95548 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 16644 mSolverCounterUnsat, 2556 mSDtfsCounter, 78904 mSolverCounterSat, 1.4s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 15626 GetRequests, 13726 SyntacticMatches, 562 SemanticMatches, 1338 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1031616 ImplicationChecksByTransitivity, 411.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 1.4s SatisfiabilityAnalysisTime, 127.9s InterpolantComputationTime, 1406 NumberOfCodeBlocks, 1406 NumberOfCodeBlocksAsserted, 62 NumberOfCheckSat, 1317 ConstructedInterpolants, 0 QuantifiedInterpolants, 50108 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 61 InterpolantComputations, 14 PerfectInterpolantSequences, 88/728 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available - CounterExampleResult [Line: 1062]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L996] SLL* head = malloc(sizeof(SLL)); [L997] head->next = ((void*)0) [L998] head->data = 0 [L1000] SLL* x = head; [L1001] int marked = 0; VAL [head={21511:0}, marked=0, x={21511:0}] [L1004] COND TRUE __VERIFIER_nondet_int() || !marked [L1007] x->next = malloc(sizeof(SLL)) [L1008] EXPR x->next [L1008] x = x->next [L1009] x->next = ((void*)0) [L1011] COND TRUE __VERIFIER_nondet_int() [L1013] marked = 1 [L1016] COND TRUE \read(marked) [L1017] x->data = 1 VAL [head={21511:0}, marked=1, x={-1:0}] [L1004] COND FALSE !(__VERIFIER_nondet_int() || !marked) [L1022] x = head VAL [head={21511:0}, x={21511:0}] [L1024] COND FALSE !(!(((void*)0) != x)) VAL [head={21511:0}, x={21511:0}] [L1024] COND FALSE !(0) VAL [head={21511:0}, x={21511:0}] [L1025] marked = 0 VAL [head={21511:0}, x={21511:0}] [L1027] EXPR x->next [L1027] x->next != ((void*)0) && x->next->data == 0 [L1027] EXPR x->next [L1027] EXPR x->next->data [L1027] x->next != ((void*)0) && x->next->data == 0 VAL [head={21511:0}, x={21511:0}] [L1027] COND FALSE !(x->next != ((void*)0) && x->next->data == 0) [L1032] EXPR x->next [L1032] x->next != ((void*)0) && __VERIFIER_nondet_int() [L1032] x->next != ((void*)0) && __VERIFIER_nondet_int() VAL [head={21511:0}, x={21511:0}] [L1032] COND FALSE !(x->next != ((void*)0) && __VERIFIER_nondet_int()) [L1038] SLL* tmp = malloc(sizeof(SLL)); [L1039] tmp->data = 1 [L1040] tmp->next = ((void*)0) [L1041] EXPR x->next [L1041] COND FALSE !(x->next == ((void*)0)) [L1045] EXPR x->next [L1045] tmp->next = x->next [L1046] x->next = tmp [L1049] marked = 0 [L1050] x = head VAL [head={21511:0}, x={21511:0}] [L1052] x != ((void*)0) && x->data != 1 [L1052] EXPR x->data [L1052] x != ((void*)0) && x->data != 1 VAL [head={21511:0}, x={21511:0}] [L1052] COND TRUE x != ((void*)0) && x->data != 1 [L1054] EXPR x->data [L1054] marked = x->data [L1055] EXPR x->data VAL [head={21511:0}, marked=0, x={21511:0}] [L1055] COND FALSE !(!(x->data == 0)) [L1055] COND FALSE !(0) VAL [head={21511:0}, marked=0, x={21511:0}] [L1056] COND FALSE !(!(marked == 0)) VAL [head={21511:0}, marked=0, x={21511:0}] [L1056] COND FALSE !(0) VAL [head={21511:0}, marked=0, x={21511:0}] [L1057] EXPR x->next [L1057] x = x->next [L1052] x != ((void*)0) && x->data != 1 [L1052] EXPR x->data [L1052] x != ((void*)0) && x->data != 1 VAL [head={21511:0}, marked=0, x={21512:0}] [L1052] COND FALSE !(x != ((void*)0) && x->data != 1) [L1059] COND TRUE x != ((void*)0) [L1061] EXPR x->data [L1061] marked = x->data [L1062] EXPR x->data VAL [head={21511:0}, marked=1, x={21512:0}] [L1062] COND TRUE !(x->data != 1) [L1062] reach_error() VAL [head={21511:0}, marked=1, x={21512:0}] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21ms. Allocated memory is still 142.6MB. Free memory is still 83.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 329.08ms. Allocated memory is still 142.6MB. Free memory was 116.0MB in the beginning and 98.0MB in the end (delta: 18.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 31.76ms. Allocated memory is still 142.6MB. Free memory was 98.0MB in the beginning and 96.1MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 26.77ms. Allocated memory is still 142.6MB. Free memory was 96.1MB in the beginning and 94.4MB in the end (delta: 1.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 421.61ms. Allocated memory is still 142.6MB. Free memory was 94.4MB in the beginning and 68.5MB in the end (delta: 26.0MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * CodeCheck took 467129.61ms. Allocated memory was 142.6MB in the beginning and 1.9GB in the end (delta: 1.7GB). Free memory was 68.5MB in the beginning and 982.0MB in the end (delta: -913.5MB). Peak memory consumption was 807.5MB. Max. memory is 16.1GB. * Witness Printer took 84.79ms. Allocated memory is still 1.9GB. Free memory was 982.0MB in the beginning and 977.6MB in the end (delta: 4.4MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be incorrect! [2024-12-05 23:30:49,235 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4681c73-9faa-4695-a9e6-b7ab78e75ed4/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE