./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.lifts.4.prop1-back-serstep.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_f31a0c74-06a8-41fa-a287-0bf62c378a56/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f31a0c74-06a8-41fa-a287-0bf62c378a56/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_f31a0c74-06a8-41fa-a287-0bf62c378a56/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f31a0c74-06a8-41fa-a287-0bf62c378a56/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.lifts.4.prop1-back-serstep.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f31a0c74-06a8-41fa-a287-0bf62c378a56/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_f31a0c74-06a8-41fa-a287-0bf62c378a56/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 3e7201aff18e6fcb09a7940c1db4f669a28a375de9ab9d1876f35a0836279d01 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 03:48:01,454 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 03:48:01,511 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f31a0c74-06a8-41fa-a287-0bf62c378a56/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-12-06 03:48:01,515 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 03:48:01,515 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 03:48:01,534 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 03:48:01,535 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 03:48:01,535 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 03:48:01,535 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 03:48:01,535 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 03:48:01,535 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 03:48:01,536 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 03:48:01,536 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 03:48:01,536 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 03:48:01,536 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 03:48:01,536 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 03:48:01,536 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 03:48:01,536 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 03:48:01,536 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 03:48:01,536 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 03:48:01,536 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 03:48:01,537 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 03:48:01,537 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 03:48:01,537 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 03:48:01,537 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 03:48:01,537 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 03:48:01,537 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 03:48:01,537 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 03:48:01,537 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 03:48:01,537 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 03:48:01,538 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_f31a0c74-06a8-41fa-a287-0bf62c378a56/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 -> 3e7201aff18e6fcb09a7940c1db4f669a28a375de9ab9d1876f35a0836279d01 [2024-12-06 03:48:01,747 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 03:48:01,754 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 03:48:01,756 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 03:48:01,757 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 03:48:01,758 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 03:48:01,759 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f31a0c74-06a8-41fa-a287-0bf62c378a56/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.lifts.4.prop1-back-serstep.c [2024-12-06 03:48:04,405 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f31a0c74-06a8-41fa-a287-0bf62c378a56/bin/ukojak-verify-CZk0znPC7b/data/d46e512f9/8eeda94dbbe64b02a6adcfcc5dba7405/FLAG7b7683095 [2024-12-06 03:48:04,892 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 03:48:04,893 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f31a0c74-06a8-41fa-a287-0bf62c378a56/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.lifts.4.prop1-back-serstep.c [2024-12-06 03:48:04,950 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f31a0c74-06a8-41fa-a287-0bf62c378a56/bin/ukojak-verify-CZk0znPC7b/data/d46e512f9/8eeda94dbbe64b02a6adcfcc5dba7405/FLAG7b7683095 [2024-12-06 03:48:04,985 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f31a0c74-06a8-41fa-a287-0bf62c378a56/bin/ukojak-verify-CZk0znPC7b/data/d46e512f9/8eeda94dbbe64b02a6adcfcc5dba7405 [2024-12-06 03:48:04,987 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 03:48:04,989 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 03:48:04,990 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 03:48:04,990 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 03:48:04,995 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 03:48:04,996 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 03:48:04" (1/1) ... [2024-12-06 03:48:04,996 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7348c63a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:48:04, skipping insertion in model container [2024-12-06 03:48:04,997 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 03:48:04" (1/1) ... [2024-12-06 03:48:05,125 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 03:48:05,384 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_f31a0c74-06a8-41fa-a287-0bf62c378a56/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.lifts.4.prop1-back-serstep.c[1173,1186] [2024-12-06 03:48:06,534 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 03:48:06,544 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 03:48:06,551 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_f31a0c74-06a8-41fa-a287-0bf62c378a56/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.lifts.4.prop1-back-serstep.c[1173,1186] [2024-12-06 03:48:07,375 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 03:48:07,395 INFO L204 MainTranslator]: Completed translation [2024-12-06 03:48:07,396 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:48:07 WrapperNode [2024-12-06 03:48:07,396 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 03:48:07,398 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 03:48:07,398 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 03:48:07,398 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 03:48:07,405 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:48:07" (1/1) ... [2024-12-06 03:48:07,728 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:48:07" (1/1) ... [2024-12-06 03:48:10,555 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 46975 [2024-12-06 03:48:10,556 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 03:48:10,556 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 03:48:10,556 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 03:48:10,556 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 03:48:10,562 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:48:07" (1/1) ... [2024-12-06 03:48:10,562 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:48:07" (1/1) ... [2024-12-06 03:48:11,070 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:48:07" (1/1) ... [2024-12-06 03:48:11,070 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:48:07" (1/1) ... [2024-12-06 03:48:11,917 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:48:07" (1/1) ... [2024-12-06 03:48:12,041 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:48:07" (1/1) ... [2024-12-06 03:48:12,186 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:48:07" (1/1) ... [2024-12-06 03:48:12,325 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:48:07" (1/1) ... [2024-12-06 03:48:12,418 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:48:07" (1/1) ... [2024-12-06 03:48:13,015 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 03:48:13,016 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 03:48:13,016 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 03:48:13,016 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 03:48:13,017 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:48:07" (1/1) ... [2024-12-06 03:48:13,023 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 03:48:13,035 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f31a0c74-06a8-41fa-a287-0bf62c378a56/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 03:48:13,045 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f31a0c74-06a8-41fa-a287-0bf62c378a56/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 03:48:13,048 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f31a0c74-06a8-41fa-a287-0bf62c378a56/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 03:48:13,066 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 03:48:13,066 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 03:48:13,067 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 03:48:13,067 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 03:48:14,915 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 03:48:14,917 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 03:53:03,172 INFO L? ?]: Removed 25852 outVars from TransFormulas that were not future-live. [2024-12-06 03:53:03,172 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 03:55:14,089 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 03:55:14,089 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-06 03:55:14,090 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 03:55:14 BoogieIcfgContainer [2024-12-06 03:55:14,090 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 03:55:14,092 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 03:55:14,092 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 03:55:14,110 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 03:55:14,111 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 03:55:14" (1/1) ... [2024-12-06 03:55:14,123 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 03:55:14,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:55:14,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-12-06 03:55:14,189 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-12-06 03:55:14,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-06 03:55:14,191 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:55:14,192 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:55:21,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:55:26,395 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 03:55:38,695 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 12.25s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-12-06 03:55:48,825 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.10s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-12-06 03:55:59,257 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.12s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 03:56:09,285 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 03:56:16,002 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 6.63s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 03:56:26,027 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 03:56:29,757 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.73s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 03:56:39,780 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 03:56:39,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:56:39,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 8 states and 10 transitions. [2024-12-06 03:56:39,841 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2024-12-06 03:56:39,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-06 03:56:39,841 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:56:39,841 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:56:43,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:56:46,826 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 03:56:46,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:56:46,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 8 states and 10 transitions. [2024-12-06 03:56:46,832 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2024-12-06 03:56:46,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-06 03:56:46,832 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:56:46,833 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:56:47,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:56:52,333 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 03:57:06,700 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 14.13s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-12-06 03:57:21,026 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 13.98s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-12-06 03:57:30,060 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 8.68s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 03:57:34,814 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.75s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 03:57:44,837 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 03:57:54,871 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 03:57:54,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:57:54,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 9 states and 13 transitions. [2024-12-06 03:57:54,912 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 13 transitions. [2024-12-06 03:57:54,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-06 03:57:54,912 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:57:54,912 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:57:58,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:58:02,481 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 03:58:02,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:58:02,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 9 states and 13 transitions. [2024-12-06 03:58:02,485 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 13 transitions. [2024-12-06 03:58:02,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-06 03:58:02,486 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:58:02,486 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:58:05,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:58:10,651 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 03:58:10,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:58:10,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 9 states and 13 transitions. [2024-12-06 03:58:10,654 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 13 transitions. [2024-12-06 03:58:10,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-06 03:58:10,654 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:58:10,654 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:58:13,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:58:19,891 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 03:58:19,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:58:19,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 9 states and 13 transitions. [2024-12-06 03:58:19,895 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 13 transitions. [2024-12-06 03:58:19,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-06 03:58:19,895 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:58:19,895 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:58:22,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:58:27,470 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 03:58:27,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:58:27,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 9 states and 13 transitions. [2024-12-06 03:58:27,473 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 13 transitions. [2024-12-06 03:58:27,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-06 03:58:27,474 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:58:27,474 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:58:31,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:58:35,975 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 03:58:35,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:58:35,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 9 states and 13 transitions. [2024-12-06 03:58:35,978 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 13 transitions. [2024-12-06 03:58:35,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-06 03:58:35,978 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:58:35,978 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:58:39,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:58:41,839 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 03:58:41,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:58:41,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 9 states and 13 transitions. [2024-12-06 03:58:41,842 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 13 transitions. [2024-12-06 03:58:41,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-06 03:58:41,842 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:58:41,842 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:58:46,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:58:50,623 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 03:58:50,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:58:50,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 9 states and 13 transitions. [2024-12-06 03:58:50,626 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 13 transitions. [2024-12-06 03:58:50,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-06 03:58:50,626 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:58:50,627 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:58:55,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:59:01,018 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 03:59:16,001 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 14.53s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-12-06 03:59:30,944 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 14.55s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-12-06 03:59:41,433 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.13s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 03:59:51,473 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 04:00:01,497 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 04:00:11,961 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.46s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 04:00:11,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:00:11,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 10 states and 16 transitions. [2024-12-06 04:00:11,998 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 16 transitions. [2024-12-06 04:00:12,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-06 04:00:12,001 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:00:12,001 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:00:13,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:00:17,816 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 04:00:17,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:00:17,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 10 states and 16 transitions. [2024-12-06 04:00:17,821 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 16 transitions. [2024-12-06 04:00:17,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-06 04:00:17,821 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:00:17,821 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:00:19,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat