./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/loop-lit/mine2017-ex4.6.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 30e01a73 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3dc5827e-c199-490f-b85c-4f093345f25b/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3dc5827e-c199-490f-b85c-4f093345f25b/bin/ukojak-verify-1t5iHCbJaC/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3dc5827e-c199-490f-b85c-4f093345f25b/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3dc5827e-c199-490f-b85c-4f093345f25b/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/loop-lit/mine2017-ex4.6.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3dc5827e-c199-490f-b85c-4f093345f25b/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3dc5827e-c199-490f-b85c-4f093345f25b/bin/ukojak-verify-1t5iHCbJaC --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 1fa7c9a8ed8874a508931184bf09b1ee30162cb6ccbf87de6b2ebe54845cfa76 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 19:55:24,393 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 19:55:24,524 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3dc5827e-c199-490f-b85c-4f093345f25b/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-23 19:55:24,530 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 19:55:24,532 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-23 19:55:24,569 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 19:55:24,571 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 19:55:24,572 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 19:55:24,573 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 19:55:24,578 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 19:55:24,579 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 19:55:24,579 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 19:55:24,580 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 19:55:24,582 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 19:55:24,582 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 19:55:24,583 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 19:55:24,583 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 19:55:24,584 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 19:55:24,584 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 19:55:24,585 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-23 19:55:24,585 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 19:55:24,586 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 19:55:24,586 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 19:55:24,587 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 19:55:24,588 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 19:55:24,588 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 19:55:24,589 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 19:55:24,589 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 19:55:24,590 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 19:55:24,590 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 19:55:24,592 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 19:55:24,592 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 19:55:24,593 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-23 19:55:24,593 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 19:55:24,593 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 19:55:24,593 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3dc5827e-c199-490f-b85c-4f093345f25b/bin/ukojak-verify-1t5iHCbJaC/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3dc5827e-c199-490f-b85c-4f093345f25b/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1fa7c9a8ed8874a508931184bf09b1ee30162cb6ccbf87de6b2ebe54845cfa76 [2023-11-23 19:55:24,864 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 19:55:24,887 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 19:55:24,889 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 19:55:24,891 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 19:55:24,891 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 19:55:24,893 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3dc5827e-c199-490f-b85c-4f093345f25b/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/loop-lit/mine2017-ex4.6.i [2023-11-23 19:55:28,082 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 19:55:28,362 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 19:55:28,362 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3dc5827e-c199-490f-b85c-4f093345f25b/sv-benchmarks/c/loop-lit/mine2017-ex4.6.i [2023-11-23 19:55:28,369 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3dc5827e-c199-490f-b85c-4f093345f25b/bin/ukojak-verify-1t5iHCbJaC/data/dafcbbb3f/c27eba5a9a214c46829e9b2ce27cf7ae/FLAGc13f6a15a [2023-11-23 19:55:28,382 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3dc5827e-c199-490f-b85c-4f093345f25b/bin/ukojak-verify-1t5iHCbJaC/data/dafcbbb3f/c27eba5a9a214c46829e9b2ce27cf7ae [2023-11-23 19:55:28,384 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 19:55:28,386 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 19:55:28,388 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 19:55:28,388 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 19:55:28,393 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 19:55:28,394 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 07:55:28" (1/1) ... [2023-11-23 19:55:28,395 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@35c07ded and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:55:28, skipping insertion in model container [2023-11-23 19:55:28,395 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 07:55:28" (1/1) ... [2023-11-23 19:55:28,423 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 19:55:28,584 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 19:55:28,593 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 19:55:28,605 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 19:55:28,620 INFO L206 MainTranslator]: Completed translation [2023-11-23 19:55:28,620 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:55:28 WrapperNode [2023-11-23 19:55:28,620 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 19:55:28,622 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 19:55:28,622 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 19:55:28,622 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 19:55:28,630 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:55:28" (1/1) ... [2023-11-23 19:55:28,636 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:55:28" (1/1) ... [2023-11-23 19:55:28,655 INFO L138 Inliner]: procedures = 14, calls = 10, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 31 [2023-11-23 19:55:28,655 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 19:55:28,656 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 19:55:28,656 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 19:55:28,656 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 19:55:28,665 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:55:28" (1/1) ... [2023-11-23 19:55:28,666 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:55:28" (1/1) ... [2023-11-23 19:55:28,667 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:55:28" (1/1) ... [2023-11-23 19:55:28,667 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:55:28" (1/1) ... [2023-11-23 19:55:28,670 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:55:28" (1/1) ... [2023-11-23 19:55:28,673 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:55:28" (1/1) ... [2023-11-23 19:55:28,674 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:55:28" (1/1) ... [2023-11-23 19:55:28,675 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:55:28" (1/1) ... [2023-11-23 19:55:28,677 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 19:55:28,678 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 19:55:28,678 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 19:55:28,678 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 19:55:28,679 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:55:28" (1/1) ... [2023-11-23 19:55:28,685 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 19:55:28,701 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3dc5827e-c199-490f-b85c-4f093345f25b/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 19:55:28,712 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3dc5827e-c199-490f-b85c-4f093345f25b/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 19:55:28,717 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3dc5827e-c199-490f-b85c-4f093345f25b/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 19:55:28,753 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 19:55:28,753 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 19:55:28,754 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 19:55:28,754 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 19:55:28,754 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-23 19:55:28,755 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-23 19:55:28,828 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 19:55:28,830 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 19:55:28,950 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 19:55:29,005 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 19:55:29,005 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 19:55:29,007 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 07:55:29 BoogieIcfgContainer [2023-11-23 19:55:29,007 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 19:55:29,008 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 19:55:29,009 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 19:55:29,019 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 19:55:29,019 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 07:55:29" (1/1) ... [2023-11-23 19:55:29,029 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 19:55:29,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:55:29,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 14 states and 16 transitions. [2023-11-23 19:55:29,081 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 16 transitions. [2023-11-23 19:55:29,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-23 19:55:29,086 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:55:29,086 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:55:29,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:55:29,298 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 19:55:29,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:55:29,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 18 states and 22 transitions. [2023-11-23 19:55:29,383 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 22 transitions. [2023-11-23 19:55:29,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-23 19:55:29,384 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:55:29,384 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:55:29,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:55:29,517 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 19:55:29,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:55:29,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 23 states and 29 transitions. [2023-11-23 19:55:29,726 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 29 transitions. [2023-11-23 19:55:29,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-23 19:55:29,727 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:55:29,727 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:55:29,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:55:29,887 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-23 19:55:30,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:55:30,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 29 states and 37 transitions. [2023-11-23 19:55:30,111 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 37 transitions. [2023-11-23 19:55:30,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-23 19:55:30,113 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:55:30,114 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:55:30,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:55:30,230 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-23 19:55:30,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:55:30,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 23 states and 28 transitions. [2023-11-23 19:55:30,263 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 28 transitions. [2023-11-23 19:55:30,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-23 19:55:30,264 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:55:30,264 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:55:30,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:55:30,442 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-23 19:55:30,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:55:30,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 29 states and 36 transitions. [2023-11-23 19:55:30,629 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 36 transitions. [2023-11-23 19:55:30,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-23 19:55:30,632 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:55:30,633 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:55:30,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:55:30,947 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2023-11-23 19:55:31,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:55:31,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 35 states and 44 transitions. [2023-11-23 19:55:31,143 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 44 transitions. [2023-11-23 19:55:31,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-23 19:55:31,147 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:55:31,148 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:55:31,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:55:31,456 INFO L134 CoverageAnalysis]: Checked inductivity of 124 backedges. 0 proven. 52 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2023-11-23 19:55:31,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:55:31,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 41 states and 52 transitions. [2023-11-23 19:55:31,669 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 52 transitions. [2023-11-23 19:55:31,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-23 19:55:31,677 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:55:31,677 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:55:31,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:55:31,935 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 0 proven. 80 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2023-11-23 19:55:32,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:55:32,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 47 states and 60 transitions. [2023-11-23 19:55:32,170 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 60 transitions. [2023-11-23 19:55:32,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2023-11-23 19:55:32,171 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:55:32,171 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:55:32,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:55:32,451 INFO L134 CoverageAnalysis]: Checked inductivity of 270 backedges. 0 proven. 114 refuted. 0 times theorem prover too weak. 156 trivial. 0 not checked. [2023-11-23 19:55:32,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:55:32,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 53 states and 68 transitions. [2023-11-23 19:55:32,713 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 68 transitions. [2023-11-23 19:55:32,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2023-11-23 19:55:32,714 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:55:32,714 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:55:32,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:55:33,071 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 0 proven. 154 refuted. 0 times theorem prover too weak. 210 trivial. 0 not checked. [2023-11-23 19:55:33,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:55:33,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 59 states and 76 transitions. [2023-11-23 19:55:33,365 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 76 transitions. [2023-11-23 19:55:33,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2023-11-23 19:55:33,367 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:55:33,367 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:55:33,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:55:33,787 INFO L134 CoverageAnalysis]: Checked inductivity of 472 backedges. 0 proven. 200 refuted. 0 times theorem prover too weak. 272 trivial. 0 not checked. [2023-11-23 19:55:34,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:55:34,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 65 states and 84 transitions. [2023-11-23 19:55:34,093 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 84 transitions. [2023-11-23 19:55:34,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2023-11-23 19:55:34,100 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:55:34,100 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:55:34,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:55:34,532 INFO L134 CoverageAnalysis]: Checked inductivity of 594 backedges. 0 proven. 252 refuted. 0 times theorem prover too weak. 342 trivial. 0 not checked. [2023-11-23 19:55:34,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:55:34,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 71 states and 92 transitions. [2023-11-23 19:55:34,867 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 92 transitions. [2023-11-23 19:55:34,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2023-11-23 19:55:34,869 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:55:34,869 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:55:34,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:55:35,323 INFO L134 CoverageAnalysis]: Checked inductivity of 730 backedges. 0 proven. 310 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2023-11-23 19:55:35,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:55:35,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 77 states and 100 transitions. [2023-11-23 19:55:35,677 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 100 transitions. [2023-11-23 19:55:35,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2023-11-23 19:55:35,679 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:55:35,679 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:55:35,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:55:36,145 INFO L134 CoverageAnalysis]: Checked inductivity of 880 backedges. 0 proven. 374 refuted. 0 times theorem prover too weak. 506 trivial. 0 not checked. [2023-11-23 19:55:36,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:55:36,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 83 states and 108 transitions. [2023-11-23 19:55:36,533 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 108 transitions. [2023-11-23 19:55:36,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2023-11-23 19:55:36,535 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:55:36,535 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:55:36,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:55:37,081 INFO L134 CoverageAnalysis]: Checked inductivity of 1044 backedges. 0 proven. 444 refuted. 0 times theorem prover too weak. 600 trivial. 0 not checked. [2023-11-23 19:55:37,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:55:37,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 89 states and 116 transitions. [2023-11-23 19:55:37,489 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 116 transitions. [2023-11-23 19:55:37,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2023-11-23 19:55:37,491 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:55:37,491 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:55:37,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:55:38,058 INFO L134 CoverageAnalysis]: Checked inductivity of 1222 backedges. 0 proven. 520 refuted. 0 times theorem prover too weak. 702 trivial. 0 not checked. [2023-11-23 19:55:38,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:55:38,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 95 states and 124 transitions. [2023-11-23 19:55:38,465 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 124 transitions. [2023-11-23 19:55:38,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2023-11-23 19:55:38,467 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:55:38,467 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:55:38,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:55:39,119 INFO L134 CoverageAnalysis]: Checked inductivity of 1414 backedges. 0 proven. 602 refuted. 0 times theorem prover too weak. 812 trivial. 0 not checked. [2023-11-23 19:55:39,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:55:39,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 101 states and 132 transitions. [2023-11-23 19:55:39,542 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 132 transitions. [2023-11-23 19:55:39,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2023-11-23 19:55:39,544 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:55:39,545 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:55:39,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:55:40,183 INFO L134 CoverageAnalysis]: Checked inductivity of 1620 backedges. 0 proven. 690 refuted. 0 times theorem prover too weak. 930 trivial. 0 not checked. [2023-11-23 19:55:40,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:55:40,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 107 states and 140 transitions. [2023-11-23 19:55:40,662 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 140 transitions. [2023-11-23 19:55:40,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2023-11-23 19:55:40,665 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:55:40,665 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:55:40,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:55:41,380 INFO L134 CoverageAnalysis]: Checked inductivity of 1840 backedges. 0 proven. 784 refuted. 0 times theorem prover too weak. 1056 trivial. 0 not checked. [2023-11-23 19:55:41,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:55:41,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 113 states and 148 transitions. [2023-11-23 19:55:41,873 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 148 transitions. [2023-11-23 19:55:41,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2023-11-23 19:55:41,875 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:55:41,875 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:55:41,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:55:42,628 INFO L134 CoverageAnalysis]: Checked inductivity of 2074 backedges. 0 proven. 884 refuted. 0 times theorem prover too weak. 1190 trivial. 0 not checked. [2023-11-23 19:55:43,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:55:43,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 119 states and 156 transitions. [2023-11-23 19:55:43,153 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 156 transitions. [2023-11-23 19:55:43,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2023-11-23 19:55:43,156 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:55:43,156 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:55:43,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:55:44,049 INFO L134 CoverageAnalysis]: Checked inductivity of 2322 backedges. 0 proven. 990 refuted. 0 times theorem prover too weak. 1332 trivial. 0 not checked. [2023-11-23 19:55:44,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:55:44,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 125 states and 164 transitions. [2023-11-23 19:55:44,600 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 164 transitions. [2023-11-23 19:55:44,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2023-11-23 19:55:44,602 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:55:44,603 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:55:44,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:55:45,516 INFO L134 CoverageAnalysis]: Checked inductivity of 2584 backedges. 0 proven. 1102 refuted. 0 times theorem prover too weak. 1482 trivial. 0 not checked. [2023-11-23 19:55:46,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:55:46,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 131 states and 172 transitions. [2023-11-23 19:55:46,082 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 172 transitions. [2023-11-23 19:55:46,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2023-11-23 19:55:46,085 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:55:46,085 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:55:46,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:55:47,126 INFO L134 CoverageAnalysis]: Checked inductivity of 2860 backedges. 0 proven. 1220 refuted. 0 times theorem prover too weak. 1640 trivial. 0 not checked. [2023-11-23 19:55:47,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:55:47,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 137 states and 180 transitions. [2023-11-23 19:55:47,726 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 180 transitions. [2023-11-23 19:55:47,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2023-11-23 19:55:47,729 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:55:47,729 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:55:47,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:55:48,771 INFO L134 CoverageAnalysis]: Checked inductivity of 3150 backedges. 0 proven. 1344 refuted. 0 times theorem prover too weak. 1806 trivial. 0 not checked. [2023-11-23 19:55:49,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:55:49,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 143 states and 188 transitions. [2023-11-23 19:55:49,358 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 188 transitions. [2023-11-23 19:55:49,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 228 [2023-11-23 19:55:49,361 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:55:49,361 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:55:49,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:55:50,570 INFO L134 CoverageAnalysis]: Checked inductivity of 3454 backedges. 0 proven. 1474 refuted. 0 times theorem prover too weak. 1980 trivial. 0 not checked. [2023-11-23 19:55:51,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:55:51,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 149 states and 196 transitions. [2023-11-23 19:55:51,203 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 196 transitions. [2023-11-23 19:55:51,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2023-11-23 19:55:51,206 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:55:51,206 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:55:51,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:55:52,469 INFO L134 CoverageAnalysis]: Checked inductivity of 3772 backedges. 0 proven. 1610 refuted. 0 times theorem prover too weak. 2162 trivial. 0 not checked. [2023-11-23 19:55:53,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:55:53,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 155 states and 204 transitions. [2023-11-23 19:55:53,137 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 204 transitions. [2023-11-23 19:55:53,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 248 [2023-11-23 19:55:53,140 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:55:53,141 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:55:53,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:55:54,486 INFO L134 CoverageAnalysis]: Checked inductivity of 4104 backedges. 0 proven. 1752 refuted. 0 times theorem prover too weak. 2352 trivial. 0 not checked. [2023-11-23 19:55:55,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:55:55,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 161 states and 212 transitions. [2023-11-23 19:55:55,151 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 212 transitions. [2023-11-23 19:55:55,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 258 [2023-11-23 19:55:55,155 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:55:55,155 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:55:55,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:55:56,466 INFO L134 CoverageAnalysis]: Checked inductivity of 4450 backedges. 0 proven. 1900 refuted. 0 times theorem prover too weak. 2550 trivial. 0 not checked. [2023-11-23 19:55:57,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:55:57,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 167 states and 220 transitions. [2023-11-23 19:55:57,130 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 220 transitions. [2023-11-23 19:55:57,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 268 [2023-11-23 19:55:57,134 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:55:57,135 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:55:57,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:55:58,425 INFO L134 CoverageAnalysis]: Checked inductivity of 4810 backedges. 0 proven. 2054 refuted. 0 times theorem prover too weak. 2756 trivial. 0 not checked. [2023-11-23 19:55:59,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:55:59,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 173 states and 228 transitions. [2023-11-23 19:55:59,112 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 228 transitions. [2023-11-23 19:55:59,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 278 [2023-11-23 19:55:59,114 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:55:59,114 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:55:59,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:56:00,548 INFO L134 CoverageAnalysis]: Checked inductivity of 5184 backedges. 0 proven. 2214 refuted. 0 times theorem prover too weak. 2970 trivial. 0 not checked. [2023-11-23 19:56:01,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:56:01,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 179 states and 236 transitions. [2023-11-23 19:56:01,227 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 236 transitions. [2023-11-23 19:56:01,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 288 [2023-11-23 19:56:01,229 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:56:01,230 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:56:01,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:56:02,851 INFO L134 CoverageAnalysis]: Checked inductivity of 5572 backedges. 0 proven. 2380 refuted. 0 times theorem prover too weak. 3192 trivial. 0 not checked. [2023-11-23 19:56:03,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:56:03,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 185 states and 244 transitions. [2023-11-23 19:56:03,602 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 244 transitions. [2023-11-23 19:56:03,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 298 [2023-11-23 19:56:03,605 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:56:03,605 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:56:03,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:56:05,158 INFO L134 CoverageAnalysis]: Checked inductivity of 5974 backedges. 0 proven. 2552 refuted. 0 times theorem prover too weak. 3422 trivial. 0 not checked. [2023-11-23 19:56:05,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:56:05,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 191 states and 252 transitions. [2023-11-23 19:56:05,855 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 252 transitions. [2023-11-23 19:56:05,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 308 [2023-11-23 19:56:05,857 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:56:05,857 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:56:05,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:56:07,417 INFO L134 CoverageAnalysis]: Checked inductivity of 6390 backedges. 0 proven. 2730 refuted. 0 times theorem prover too weak. 3660 trivial. 0 not checked. [2023-11-23 19:56:08,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:56:08,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270 states to 197 states and 260 transitions. [2023-11-23 19:56:08,205 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 260 transitions. [2023-11-23 19:56:08,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 318 [2023-11-23 19:56:08,208 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:56:08,208 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:56:08,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:56:09,893 INFO L134 CoverageAnalysis]: Checked inductivity of 6820 backedges. 0 proven. 2914 refuted. 0 times theorem prover too weak. 3906 trivial. 0 not checked. [2023-11-23 19:56:10,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:56:10,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 203 states and 268 transitions. [2023-11-23 19:56:10,648 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 268 transitions. [2023-11-23 19:56:10,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 328 [2023-11-23 19:56:10,651 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:56:10,651 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 19:56:10,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat