./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/reducercommutativity/sum05-2.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_19d77e19-3459-4847-90c5-a9bde002e519/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19d77e19-3459-4847-90c5-a9bde002e519/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_19d77e19-3459-4847-90c5-a9bde002e519/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19d77e19-3459-4847-90c5-a9bde002e519/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/reducercommutativity/sum05-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19d77e19-3459-4847-90c5-a9bde002e519/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_19d77e19-3459-4847-90c5-a9bde002e519/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 11bff2dc480380b1206bedd51506b0437b9af4529e78b5beefb811437146f17f --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 22:43:30,049 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 22:43:30,103 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19d77e19-3459-4847-90c5-a9bde002e519/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-05 22:43:30,107 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-05 22:43:30,107 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-05 22:43:30,125 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 22:43:30,126 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 22:43:30,126 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 22:43:30,126 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 22:43:30,126 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 22:43:30,126 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 22:43:30,126 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 22:43:30,127 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-05 22:43:30,127 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-05 22:43:30,127 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-05 22:43:30,127 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 22:43:30,127 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 22:43:30,127 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 22:43:30,127 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 22:43:30,127 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-05 22:43:30,127 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 22:43:30,127 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 22:43:30,127 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 22:43:30,128 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 22:43:30,128 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 22:43:30,128 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 22:43:30,128 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 22:43:30,128 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 22:43:30,128 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 22:43:30,128 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 22:43:30,129 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 22:43:30,129 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-05 22:43:30,129 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-05 22:43:30,129 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_19d77e19-3459-4847-90c5-a9bde002e519/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 -> 11bff2dc480380b1206bedd51506b0437b9af4529e78b5beefb811437146f17f [2024-12-05 22:43:30,343 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 22:43:30,350 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 22:43:30,352 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 22:43:30,353 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 22:43:30,354 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 22:43:30,355 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19d77e19-3459-4847-90c5-a9bde002e519/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/reducercommutativity/sum05-2.i [2024-12-05 22:43:33,202 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19d77e19-3459-4847-90c5-a9bde002e519/bin/ukojak-verify-CZk0znPC7b/data/d2d9ad04c/70e47d35a575480aa0dca1ddcb8e24b8/FLAG797c8b092 [2024-12-05 22:43:33,422 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 22:43:33,423 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19d77e19-3459-4847-90c5-a9bde002e519/sv-benchmarks/c/reducercommutativity/sum05-2.i [2024-12-05 22:43:33,429 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19d77e19-3459-4847-90c5-a9bde002e519/bin/ukojak-verify-CZk0znPC7b/data/d2d9ad04c/70e47d35a575480aa0dca1ddcb8e24b8/FLAG797c8b092 [2024-12-05 22:43:33,776 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19d77e19-3459-4847-90c5-a9bde002e519/bin/ukojak-verify-CZk0znPC7b/data/d2d9ad04c/70e47d35a575480aa0dca1ddcb8e24b8 [2024-12-05 22:43:33,778 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 22:43:33,779 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 22:43:33,780 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 22:43:33,780 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 22:43:33,784 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 22:43:33,784 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 10:43:33" (1/1) ... [2024-12-05 22:43:33,785 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@b823ec2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:43:33, skipping insertion in model container [2024-12-05 22:43:33,785 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 10:43:33" (1/1) ... [2024-12-05 22:43:33,796 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 22:43:33,900 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_19d77e19-3459-4847-90c5-a9bde002e519/sv-benchmarks/c/reducercommutativity/sum05-2.i[1271,1284] [2024-12-05 22:43:33,903 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 22:43:33,913 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 22:43:33,933 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_19d77e19-3459-4847-90c5-a9bde002e519/sv-benchmarks/c/reducercommutativity/sum05-2.i[1271,1284] [2024-12-05 22:43:33,934 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 22:43:33,946 INFO L204 MainTranslator]: Completed translation [2024-12-05 22:43:33,946 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:43:33 WrapperNode [2024-12-05 22:43:33,946 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 22:43:33,947 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 22:43:33,947 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 22:43:33,947 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 22:43:33,952 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:43:33" (1/1) ... [2024-12-05 22:43:33,957 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:43:33" (1/1) ... [2024-12-05 22:43:33,972 INFO L138 Inliner]: procedures = 16, calls = 22, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 67 [2024-12-05 22:43:33,972 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 22:43:33,973 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 22:43:33,973 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 22:43:33,973 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 22:43:33,978 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:43:33" (1/1) ... [2024-12-05 22:43:33,979 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:43:33" (1/1) ... [2024-12-05 22:43:33,981 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:43:33" (1/1) ... [2024-12-05 22:43:33,981 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:43:33" (1/1) ... [2024-12-05 22:43:33,985 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:43:33" (1/1) ... [2024-12-05 22:43:33,986 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:43:33" (1/1) ... [2024-12-05 22:43:33,989 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:43:33" (1/1) ... [2024-12-05 22:43:33,990 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:43:33" (1/1) ... [2024-12-05 22:43:33,991 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:43:33" (1/1) ... [2024-12-05 22:43:33,992 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 22:43:33,993 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 22:43:33,993 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 22:43:33,993 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 22:43:33,994 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:43:33" (1/1) ... [2024-12-05 22:43:34,000 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 22:43:34,013 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19d77e19-3459-4847-90c5-a9bde002e519/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 22:43:34,027 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19d77e19-3459-4847-90c5-a9bde002e519/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 22:43:34,030 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19d77e19-3459-4847-90c5-a9bde002e519/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 22:43:34,059 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 22:43:34,059 INFO L130 BoogieDeclarations]: Found specification of procedure sum [2024-12-05 22:43:34,059 INFO L138 BoogieDeclarations]: Found implementation of procedure sum [2024-12-05 22:43:34,059 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-05 22:43:34,059 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-12-05 22:43:34,059 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-12-05 22:43:34,059 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 22:43:34,059 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 22:43:34,060 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-12-05 22:43:34,060 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-12-05 22:43:34,120 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 22:43:34,123 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 22:43:34,270 INFO L? ?]: Removed 14 outVars from TransFormulas that were not future-live. [2024-12-05 22:43:34,271 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 22:43:34,306 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-05 22:43:34,307 INFO L312 CfgBuilder]: Removed 3 assume(true) statements. [2024-12-05 22:43:34,307 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 10:43:34 BoogieIcfgContainer [2024-12-05 22:43:34,307 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-05 22:43:34,308 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-05 22:43:34,308 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-05 22:43:34,317 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-05 22:43:34,317 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 10:43:34" (1/1) ... [2024-12-05 22:43:34,323 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-05 22:43:34,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:43:34,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 17 states and 22 transitions. [2024-12-05 22:43:34,370 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 22 transitions. [2024-12-05 22:43:34,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-12-05 22:43:34,375 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:43:34,375 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:43:34,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:43:34,591 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-12-05 22:43:34,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:43:34,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 18 states and 23 transitions. [2024-12-05 22:43:34,647 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 23 transitions. [2024-12-05 22:43:34,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-12-05 22:43:34,648 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:43:34,648 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:43:34,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:43:34,779 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-12-05 22:43:34,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:43:34,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 19 states and 25 transitions. [2024-12-05 22:43:34,838 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 25 transitions. [2024-12-05 22:43:34,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 22:43:34,838 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:43:34,839 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:43:34,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:43:34,946 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-12-05 22:43:34,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:43:34,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 20 states and 27 transitions. [2024-12-05 22:43:34,980 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 27 transitions. [2024-12-05 22:43:34,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-12-05 22:43:34,981 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:43:34,981 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:43:35,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:43:35,078 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2024-12-05 22:43:35,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:43:35,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 21 states and 29 transitions. [2024-12-05 22:43:35,145 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 29 transitions. [2024-12-05 22:43:35,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-12-05 22:43:35,146 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:43:35,146 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:43:35,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:43:35,235 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2024-12-05 22:43:35,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:43:35,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 22 states and 31 transitions. [2024-12-05 22:43:35,269 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 31 transitions. [2024-12-05 22:43:35,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-05 22:43:35,270 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:43:35,270 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:43:35,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:43:35,348 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2024-12-05 22:43:35,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:43:35,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 23 states and 33 transitions. [2024-12-05 22:43:35,410 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 33 transitions. [2024-12-05 22:43:35,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-12-05 22:43:35,411 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:43:35,411 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:43:35,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:43:35,507 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2024-12-05 22:43:35,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:43:35,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 34 transitions. [2024-12-05 22:43:35,570 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 34 transitions. [2024-12-05 22:43:35,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-12-05 22:43:35,571 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:43:35,571 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:43:35,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:43:35,663 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2024-12-05 22:43:35,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:43:35,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 25 states and 35 transitions. [2024-12-05 22:43:35,727 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 35 transitions. [2024-12-05 22:43:35,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-05 22:43:35,727 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:43:35,728 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:43:35,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:43:35,829 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2024-12-05 22:43:35,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:43:35,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 26 states and 35 transitions. [2024-12-05 22:43:35,898 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 35 transitions. [2024-12-05 22:43:35,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2024-12-05 22:43:35,898 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:43:35,898 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:43:35,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:43:35,997 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 23 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2024-12-05 22:43:36,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:43:36,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 27 states and 36 transitions. [2024-12-05 22:43:36,071 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 36 transitions. [2024-12-05 22:43:36,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-05 22:43:36,072 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:43:36,072 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:43:36,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:43:36,188 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2024-12-05 22:43:36,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:43:36,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 28 states and 37 transitions. [2024-12-05 22:43:36,274 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 37 transitions. [2024-12-05 22:43:36,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-12-05 22:43:36,275 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:43:36,275 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:43:36,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:43:36,402 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 0 proven. 62 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2024-12-05 22:43:36,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:43:36,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 29 states and 37 transitions. [2024-12-05 22:43:36,491 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 37 transitions. [2024-12-05 22:43:36,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2024-12-05 22:43:36,492 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:43:36,492 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:43:36,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:43:36,656 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 174 trivial. 0 not checked. [2024-12-05 22:43:36,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:43:36,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 30 states and 38 transitions. [2024-12-05 22:43:36,780 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 38 transitions. [2024-12-05 22:43:36,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-05 22:43:36,781 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:43:36,781 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:43:36,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:43:36,960 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 174 trivial. 0 not checked. [2024-12-05 22:43:37,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:43:37,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 31 states and 38 transitions. [2024-12-05 22:43:37,083 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 38 transitions. [2024-12-05 22:43:37,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2024-12-05 22:43:37,084 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:43:37,084 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:43:37,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat