./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.h_Vlunc.c --full-output --architecture 64bit -------------------------------------------------------------------------------- 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_422d98b1-e8c4-4181-9caa-5db0b5af6bd1/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_422d98b1-e8c4-4181-9caa-5db0b5af6bd1/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_422d98b1-e8c4-4181-9caa-5db0b5af6bd1/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_422d98b1-e8c4-4181-9caa-5db0b5af6bd1/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.h_Vlunc.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_422d98b1-e8c4-4181-9caa-5db0b5af6bd1/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_422d98b1-e8c4-4181-9caa-5db0b5af6bd1/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 64bit --witnessprinter.graph.data.programhash be53c51dc83e5173157f1fa4471313025cf2f600c0bad4f77c441750f4d9f9e8 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 01:10:28,409 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 01:10:28,463 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_422d98b1-e8c4-4181-9caa-5db0b5af6bd1/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-12-06 01:10:28,467 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 01:10:28,468 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 01:10:28,487 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 01:10:28,487 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 01:10:28,488 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 01:10:28,488 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 01:10:28,488 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 01:10:28,488 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 01:10:28,488 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 01:10:28,488 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 01:10:28,488 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 01:10:28,488 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 01:10:28,489 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 01:10:28,489 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 01:10:28,489 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 01:10:28,489 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 01:10:28,489 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 01:10:28,489 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 01:10:28,489 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 01:10:28,489 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 01:10:28,489 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 01:10:28,489 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 01:10:28,489 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 01:10:28,490 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 01:10:28,490 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 01:10:28,490 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 01:10:28,490 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 01:10:28,490 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_422d98b1-e8c4-4181-9caa-5db0b5af6bd1/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 -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> be53c51dc83e5173157f1fa4471313025cf2f600c0bad4f77c441750f4d9f9e8 [2024-12-06 01:10:28,719 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 01:10:28,727 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 01:10:28,729 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 01:10:28,731 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 01:10:28,731 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 01:10:28,732 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_422d98b1-e8c4-4181-9caa-5db0b5af6bd1/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.h_Vlunc.c [2024-12-06 01:10:31,358 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_422d98b1-e8c4-4181-9caa-5db0b5af6bd1/bin/ukojak-verify-CZk0znPC7b/data/1f45e82f8/5824de4843f744799e379d2d3a97612a/FLAGa86a9bbc6 [2024-12-06 01:10:31,564 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 01:10:31,564 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_422d98b1-e8c4-4181-9caa-5db0b5af6bd1/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.h_Vlunc.c [2024-12-06 01:10:31,574 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_422d98b1-e8c4-4181-9caa-5db0b5af6bd1/bin/ukojak-verify-CZk0znPC7b/data/1f45e82f8/5824de4843f744799e379d2d3a97612a/FLAGa86a9bbc6 [2024-12-06 01:10:31,587 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_422d98b1-e8c4-4181-9caa-5db0b5af6bd1/bin/ukojak-verify-CZk0znPC7b/data/1f45e82f8/5824de4843f744799e379d2d3a97612a [2024-12-06 01:10:31,589 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 01:10:31,590 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 01:10:31,591 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 01:10:31,591 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 01:10:31,594 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 01:10:31,594 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 01:10:31" (1/1) ... [2024-12-06 01:10:31,595 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@d959b60 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:10:31, skipping insertion in model container [2024-12-06 01:10:31,595 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 01:10:31" (1/1) ... [2024-12-06 01:10:31,619 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 01:10:31,757 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_422d98b1-e8c4-4181-9caa-5db0b5af6bd1/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.h_Vlunc.c[1247,1260] [2024-12-06 01:10:31,862 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 01:10:31,871 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 01:10:31,881 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_422d98b1-e8c4-4181-9caa-5db0b5af6bd1/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.h_Vlunc.c[1247,1260] [2024-12-06 01:10:31,932 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 01:10:31,946 INFO L204 MainTranslator]: Completed translation [2024-12-06 01:10:31,947 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:10:31 WrapperNode [2024-12-06 01:10:31,947 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 01:10:31,948 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 01:10:31,948 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 01:10:31,948 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 01:10:31,954 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:10:31" (1/1) ... [2024-12-06 01:10:31,969 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:10:31" (1/1) ... [2024-12-06 01:10:32,046 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 783 [2024-12-06 01:10:32,046 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 01:10:32,047 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 01:10:32,047 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 01:10:32,047 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 01:10:32,054 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:10:31" (1/1) ... [2024-12-06 01:10:32,054 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:10:31" (1/1) ... [2024-12-06 01:10:32,065 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:10:31" (1/1) ... [2024-12-06 01:10:32,066 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:10:31" (1/1) ... [2024-12-06 01:10:32,092 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:10:31" (1/1) ... [2024-12-06 01:10:32,096 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:10:31" (1/1) ... [2024-12-06 01:10:32,102 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:10:31" (1/1) ... [2024-12-06 01:10:32,110 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:10:31" (1/1) ... [2024-12-06 01:10:32,117 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:10:31" (1/1) ... [2024-12-06 01:10:32,128 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 01:10:32,129 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 01:10:32,129 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 01:10:32,129 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 01:10:32,130 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:10:31" (1/1) ... [2024-12-06 01:10:32,135 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 01:10:32,146 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_422d98b1-e8c4-4181-9caa-5db0b5af6bd1/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 01:10:32,157 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_422d98b1-e8c4-4181-9caa-5db0b5af6bd1/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 01:10:32,160 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_422d98b1-e8c4-4181-9caa-5db0b5af6bd1/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 01:10:32,184 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 01:10:32,185 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 01:10:32,185 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 01:10:32,185 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 01:10:32,317 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 01:10:32,319 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 01:10:33,191 INFO L? ?]: Removed 472 outVars from TransFormulas that were not future-live. [2024-12-06 01:10:33,191 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 01:10:33,980 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 01:10:33,980 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-06 01:10:33,981 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 01:10:33 BoogieIcfgContainer [2024-12-06 01:10:33,981 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 01:10:33,981 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 01:10:33,981 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 01:10:33,990 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 01:10:33,990 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 01:10:33" (1/1) ... [2024-12-06 01:10:33,998 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 01:10:34,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:10:34,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-12-06 01:10:34,043 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-12-06 01:10:34,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-06 01:10:34,045 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:10:34,045 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:10:34,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:10:38,100 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 01:10:39,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:10:39,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2024-12-06 01:10:39,548 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2024-12-06 01:10:39,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-06 01:10:39,548 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:10:39,548 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:10:40,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:10:45,308 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 01:10:48,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:10:48,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 11 states and 14 transitions. [2024-12-06 01:10:48,055 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 14 transitions. [2024-12-06 01:10:48,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-12-06 01:10:48,055 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:10:48,056 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:10:49,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:10:59,488 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 01:11:03,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:11:03,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 18 states and 33 transitions. [2024-12-06 01:11:03,415 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 33 transitions. [2024-12-06 01:11:03,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-12-06 01:11:03,416 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:11:03,416 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:11:06,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:11:36,944 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 01:11:45,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:11:45,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 28 states and 67 transitions. [2024-12-06 01:11:45,100 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 67 transitions. [2024-12-06 01:11:45,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-06 01:11:45,100 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:11:45,100 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:11:53,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:12:59,299 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 01:13:10,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:13:10,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 35 states and 103 transitions. [2024-12-06 01:13:10,216 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 103 transitions. [2024-12-06 01:13:10,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-06 01:13:10,216 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:13:10,216 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:13:18,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:14:20,861 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 01:14:37,924 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.22s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 01:14:37,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:14:37,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 43 states and 141 transitions. [2024-12-06 01:14:37,993 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 141 transitions. [2024-12-06 01:14:37,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-06 01:14:37,993 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:14:37,993 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:14:46,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:15:50,459 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 01:16:09,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:16:09,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 52 states and 194 transitions. [2024-12-06 01:16:09,194 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 194 transitions. [2024-12-06 01:16:09,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-06 01:16:09,195 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:16:09,195 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:16:17,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:17:40,386 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 01:18:05,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:18:05,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 60 states and 239 transitions. [2024-12-06 01:18:05,370 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 239 transitions. [2024-12-06 01:18:05,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-12-06 01:18:05,371 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:18:05,371 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:18:20,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:20:06,248 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 01:20:33,052 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.14s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 01:20:36,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:20:36,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 308 states to 72 states and 308 transitions. [2024-12-06 01:20:36,593 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 308 transitions. [2024-12-06 01:20:36,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-12-06 01:20:36,594 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:20:36,594 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:20:52,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:22:59,562 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 01:23:36,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:23:36,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 397 states to 83 states and 397 transitions. [2024-12-06 01:23:36,814 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 397 transitions. [2024-12-06 01:23:36,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-12-06 01:23:36,814 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:23:36,814 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:23:50,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat