./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/loop-acceleration/array_3-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 30e01a73 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3094f85-9449-4bbc-99bc-c29d3f438d13/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3094f85-9449-4bbc-99bc-c29d3f438d13/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_b3094f85-9449-4bbc-99bc-c29d3f438d13/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3094f85-9449-4bbc-99bc-c29d3f438d13/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/loop-acceleration/array_3-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3094f85-9449-4bbc-99bc-c29d3f438d13/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_b3094f85-9449-4bbc-99bc-c29d3f438d13/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 9c5d8dd6c87f471ee77fd3b765c8ecabfaf01dd976e127275ea7c589f724f472 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:24:44,385 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:24:44,516 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3094f85-9449-4bbc-99bc-c29d3f438d13/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-23 20:24:44,525 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:24:44,526 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-23 20:24:44,570 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:24:44,571 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:24:44,572 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:24:44,573 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:24:44,579 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:24:44,580 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:24:44,581 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:24:44,581 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 20:24:44,583 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:24:44,584 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 20:24:44,584 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:24:44,585 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:24:44,585 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:24:44,586 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:24:44,586 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-23 20:24:44,587 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 20:24:44,588 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 20:24:44,588 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:24:44,588 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:24:44,590 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:24:44,592 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:24:44,592 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:24:44,593 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:24:44,593 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:24:44,594 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:24:44,595 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:24:44,596 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:24:44,596 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-23 20:24:44,596 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 20:24:44,597 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:24:44,597 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_b3094f85-9449-4bbc-99bc-c29d3f438d13/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3094f85-9449-4bbc-99bc-c29d3f438d13/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9c5d8dd6c87f471ee77fd3b765c8ecabfaf01dd976e127275ea7c589f724f472 [2023-11-23 20:24:44,974 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:24:45,015 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:24:45,018 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:24:45,020 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:24:45,021 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:24:45,023 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3094f85-9449-4bbc-99bc-c29d3f438d13/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/loop-acceleration/array_3-1.i [2023-11-23 20:24:48,396 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:24:48,614 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:24:48,615 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3094f85-9449-4bbc-99bc-c29d3f438d13/sv-benchmarks/c/loop-acceleration/array_3-1.i [2023-11-23 20:24:48,624 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3094f85-9449-4bbc-99bc-c29d3f438d13/bin/ukojak-verify-1t5iHCbJaC/data/2b5873ecc/0f122fde9fdf4f30ada9e552ae70eddd/FLAG69a8d072e [2023-11-23 20:24:48,646 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3094f85-9449-4bbc-99bc-c29d3f438d13/bin/ukojak-verify-1t5iHCbJaC/data/2b5873ecc/0f122fde9fdf4f30ada9e552ae70eddd [2023-11-23 20:24:48,652 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:24:48,653 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:24:48,657 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:24:48,657 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:24:48,663 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:24:48,663 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:24:48" (1/1) ... [2023-11-23 20:24:48,665 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2791f77f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:24:48, skipping insertion in model container [2023-11-23 20:24:48,665 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:24:48" (1/1) ... [2023-11-23 20:24:48,689 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:24:48,911 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:24:48,922 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:24:48,945 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:24:48,966 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:24:48,967 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:24:48 WrapperNode [2023-11-23 20:24:48,967 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:24:48,969 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:24:48,969 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:24:48,970 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:24:48,977 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:24:48" (1/1) ... [2023-11-23 20:24:48,985 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:24:48" (1/1) ... [2023-11-23 20:24:49,010 INFO L138 Inliner]: procedures = 16, calls = 12, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 51 [2023-11-23 20:24:49,011 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:24:49,012 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:24:49,012 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:24:49,013 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:24:49,022 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:24:48" (1/1) ... [2023-11-23 20:24:49,023 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:24:48" (1/1) ... [2023-11-23 20:24:49,038 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:24:48" (1/1) ... [2023-11-23 20:24:49,038 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:24:48" (1/1) ... [2023-11-23 20:24:49,043 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:24:48" (1/1) ... [2023-11-23 20:24:49,052 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:24:48" (1/1) ... [2023-11-23 20:24:49,053 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:24:48" (1/1) ... [2023-11-23 20:24:49,054 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:24:48" (1/1) ... [2023-11-23 20:24:49,056 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:24:49,057 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:24:49,057 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:24:49,058 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:24:49,058 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:24:48" (1/1) ... [2023-11-23 20:24:49,070 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:24:49,083 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3094f85-9449-4bbc-99bc-c29d3f438d13/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:24:49,096 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3094f85-9449-4bbc-99bc-c29d3f438d13/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:24:49,122 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3094f85-9449-4bbc-99bc-c29d3f438d13/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:24:49,143 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:24:49,144 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 20:24:49,144 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-23 20:24:49,144 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-23 20:24:49,145 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:24:49,146 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:24:49,146 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-23 20:24:49,146 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 20:24:49,234 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:24:49,236 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:24:49,425 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:24:49,475 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:24:49,475 INFO L309 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-23 20:24:49,477 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:24:49 BoogieIcfgContainer [2023-11-23 20:24:49,477 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:24:49,478 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 20:24:49,479 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 20:24:49,489 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 20:24:49,490 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:24:49" (1/1) ... [2023-11-23 20:24:49,500 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:24:49,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:24:49,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 15 states and 18 transitions. [2023-11-23 20:24:49,572 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 18 transitions. [2023-11-23 20:24:49,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-23 20:24:49,575 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:24:49,575 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:24:49,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:24:49,963 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 20:24:50,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:24:50,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 17 states and 21 transitions. [2023-11-23 20:24:50,044 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 21 transitions. [2023-11-23 20:24:50,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-23 20:24:50,045 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:24:50,046 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:24:50,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:24:50,112 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 20:24:50,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:24:50,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 18 states and 22 transitions. [2023-11-23 20:24:50,133 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 22 transitions. [2023-11-23 20:24:50,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-23 20:24:50,133 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:24:50,134 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:24:50,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:24:50,240 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:24:50,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:24:50,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 20 states and 25 transitions. [2023-11-23 20:24:50,387 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 25 transitions. [2023-11-23 20:24:50,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-23 20:24:50,390 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:24:50,390 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:24:50,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:24:50,504 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-23 20:24:50,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:24:50,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 19 states and 24 transitions. [2023-11-23 20:24:50,620 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 24 transitions. [2023-11-23 20:24:50,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-23 20:24:50,621 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:24:50,622 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:24:50,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:24:50,814 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:24:50,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:24:50,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 16 states and 19 transitions. [2023-11-23 20:24:50,908 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 19 transitions. [2023-11-23 20:24:50,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-23 20:24:50,909 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:24:50,910 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:24:50,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:24:51,011 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:24:51,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:24:51,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 17 states and 19 transitions. [2023-11-23 20:24:51,071 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 19 transitions. [2023-11-23 20:24:51,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-23 20:24:51,071 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:24:51,072 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:24:51,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:24:51,182 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-23 20:24:51,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:24:51,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2023-11-23 20:24:51,247 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2023-11-23 20:24:51,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-23 20:24:51,248 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:24:51,248 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:24:51,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:24:51,288 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-23 20:24:51,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:24:51,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 22 states and 26 transitions. [2023-11-23 20:24:51,304 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 26 transitions. [2023-11-23 20:24:51,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-23 20:24:51,304 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:24:51,305 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:24:51,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:24:51,468 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-23 20:24:51,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:24:51,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 25 states and 29 transitions. [2023-11-23 20:24:51,664 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 29 transitions. [2023-11-23 20:24:51,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-23 20:24:51,666 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:24:51,667 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:24:51,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:24:51,874 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-23 20:24:52,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:24:52,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 28 states and 32 transitions. [2023-11-23 20:24:52,139 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 32 transitions. [2023-11-23 20:24:52,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-23 20:24:52,141 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:24:52,141 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:24:52,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:24:52,346 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-23 20:24:52,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:24:52,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 31 states and 35 transitions. [2023-11-23 20:24:52,616 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 35 transitions. [2023-11-23 20:24:52,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-23 20:24:52,617 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:24:52,617 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:24:52,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:24:52,895 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 0 proven. 35 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-23 20:24:53,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:24:53,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 34 states and 38 transitions. [2023-11-23 20:24:53,227 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 38 transitions. [2023-11-23 20:24:53,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-23 20:24:53,228 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:24:53,228 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:24:53,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:24:53,452 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 51 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-23 20:24:53,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:24:53,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 37 states and 41 transitions. [2023-11-23 20:24:53,811 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 41 transitions. [2023-11-23 20:24:53,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-23 20:24:53,812 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:24:53,812 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:24:53,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:24:54,174 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-23 20:24:54,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:24:54,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 40 states and 44 transitions. [2023-11-23 20:24:54,508 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 44 transitions. [2023-11-23 20:24:54,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-23 20:24:54,509 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:24:54,509 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:24:54,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:24:54,879 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 0 proven. 92 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-23 20:24:55,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:24:55,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 43 states and 47 transitions. [2023-11-23 20:24:55,261 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 47 transitions. [2023-11-23 20:24:55,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-23 20:24:55,262 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:24:55,262 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:24:55,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:24:55,643 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 0 proven. 117 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-23 20:24:56,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:24:56,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 46 states and 50 transitions. [2023-11-23 20:24:56,060 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 50 transitions. [2023-11-23 20:24:56,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-23 20:24:56,061 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:24:56,061 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:24:56,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:24:56,419 INFO L134 CoverageAnalysis]: Checked inductivity of 149 backedges. 0 proven. 145 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-23 20:24:56,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:24:56,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 49 states and 53 transitions. [2023-11-23 20:24:56,882 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 53 transitions. [2023-11-23 20:24:56,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-23 20:24:56,883 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:24:56,883 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:24:56,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:24:57,300 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 0 proven. 176 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-23 20:24:57,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:24:57,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 52 states and 56 transitions. [2023-11-23 20:24:57,774 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 56 transitions. [2023-11-23 20:24:57,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-23 20:24:57,775 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:24:57,775 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:24:57,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:24:58,242 INFO L134 CoverageAnalysis]: Checked inductivity of 214 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-23 20:24:58,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:24:58,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 55 states and 59 transitions. [2023-11-23 20:24:58,777 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 59 transitions. [2023-11-23 20:24:58,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-23 20:24:58,778 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:24:58,778 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:24:58,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:24:59,330 INFO L134 CoverageAnalysis]: Checked inductivity of 251 backedges. 0 proven. 247 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-23 20:24:59,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:24:59,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 58 states and 62 transitions. [2023-11-23 20:24:59,877 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 62 transitions. [2023-11-23 20:24:59,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-23 20:24:59,878 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:24:59,878 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:24:59,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:25:00,408 INFO L134 CoverageAnalysis]: Checked inductivity of 291 backedges. 0 proven. 287 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-23 20:25:00,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:25:00,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 61 states and 65 transitions. [2023-11-23 20:25:00,999 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 65 transitions. [2023-11-23 20:25:01,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-23 20:25:01,000 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:25:01,000 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:25:01,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:25:01,523 INFO L134 CoverageAnalysis]: Checked inductivity of 334 backedges. 0 proven. 330 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-23 20:25:02,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:25:02,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 64 states and 68 transitions. [2023-11-23 20:25:02,158 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 68 transitions. [2023-11-23 20:25:02,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-23 20:25:02,159 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:25:02,159 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:25:02,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:25:02,720 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 0 proven. 376 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-23 20:25:03,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:25:03,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 67 states and 71 transitions. [2023-11-23 20:25:03,388 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 71 transitions. [2023-11-23 20:25:03,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-23 20:25:03,388 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:25:03,389 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:25:03,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:25:03,988 INFO L134 CoverageAnalysis]: Checked inductivity of 429 backedges. 0 proven. 425 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-23 20:25:04,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:25:04,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 70 states and 74 transitions. [2023-11-23 20:25:04,619 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 74 transitions. [2023-11-23 20:25:04,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-11-23 20:25:04,620 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:25:04,620 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:25:04,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:25:05,225 INFO L134 CoverageAnalysis]: Checked inductivity of 481 backedges. 0 proven. 477 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-23 20:25:05,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:25:05,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 73 states and 77 transitions. [2023-11-23 20:25:05,924 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 77 transitions. [2023-11-23 20:25:05,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-11-23 20:25:05,924 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:25:05,925 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:25:05,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:25:06,570 INFO L134 CoverageAnalysis]: Checked inductivity of 536 backedges. 0 proven. 532 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-23 20:25:07,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:25:07,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 76 states and 80 transitions. [2023-11-23 20:25:07,261 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 80 transitions. [2023-11-23 20:25:07,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-11-23 20:25:07,264 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:25:07,265 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:25:07,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:25:07,947 INFO L134 CoverageAnalysis]: Checked inductivity of 594 backedges. 0 proven. 590 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-23 20:25:08,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:25:08,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 79 states and 83 transitions. [2023-11-23 20:25:08,640 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 83 transitions. [2023-11-23 20:25:08,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2023-11-23 20:25:08,641 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:25:08,641 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:25:08,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:25:09,359 INFO L134 CoverageAnalysis]: Checked inductivity of 655 backedges. 0 proven. 651 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-23 20:25:10,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:25:10,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 82 states and 86 transitions. [2023-11-23 20:25:10,136 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 86 transitions. [2023-11-23 20:25:10,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2023-11-23 20:25:10,137 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:25:10,137 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:25:10,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:25:10,996 INFO L134 CoverageAnalysis]: Checked inductivity of 719 backedges. 0 proven. 715 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-23 20:25:11,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:25:11,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 85 states and 89 transitions. [2023-11-23 20:25:11,793 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 89 transitions. [2023-11-23 20:25:11,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2023-11-23 20:25:11,793 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:25:11,794 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:25:11,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:25:12,716 INFO L134 CoverageAnalysis]: Checked inductivity of 786 backedges. 0 proven. 782 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-23 20:25:13,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:25:13,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 88 states and 92 transitions. [2023-11-23 20:25:13,556 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 92 transitions. [2023-11-23 20:25:13,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2023-11-23 20:25:13,556 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:25:13,557 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:25:13,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:25:14,423 INFO L134 CoverageAnalysis]: Checked inductivity of 856 backedges. 0 proven. 852 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-23 20:25:15,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:25:15,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 91 states and 95 transitions. [2023-11-23 20:25:15,226 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 95 transitions. [2023-11-23 20:25:15,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2023-11-23 20:25:15,227 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:25:15,227 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:25:15,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:25:16,143 INFO L134 CoverageAnalysis]: Checked inductivity of 929 backedges. 0 proven. 925 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-23 20:25:16,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:25:16,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 94 states and 98 transitions. [2023-11-23 20:25:16,945 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 98 transitions. [2023-11-23 20:25:16,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2023-11-23 20:25:16,946 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:25:16,946 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:25:16,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:25:17,831 INFO L134 CoverageAnalysis]: Checked inductivity of 1005 backedges. 0 proven. 1001 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-23 20:25:18,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:25:18,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 97 states and 101 transitions. [2023-11-23 20:25:18,644 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 101 transitions. [2023-11-23 20:25:18,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2023-11-23 20:25:18,650 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:25:18,651 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:25:18,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:25:19,562 INFO L134 CoverageAnalysis]: Checked inductivity of 1084 backedges. 0 proven. 1080 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-23 20:25:20,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:25:20,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 100 states and 104 transitions. [2023-11-23 20:25:20,471 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 104 transitions. [2023-11-23 20:25:20,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2023-11-23 20:25:20,472 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:25:20,472 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:25:20,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:25:21,447 INFO L134 CoverageAnalysis]: Checked inductivity of 1166 backedges. 0 proven. 1162 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-23 20:25:22,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:25:22,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 103 states and 107 transitions. [2023-11-23 20:25:22,393 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 107 transitions. [2023-11-23 20:25:22,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2023-11-23 20:25:22,394 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:25:22,394 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:25:22,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:25:23,595 INFO L134 CoverageAnalysis]: Checked inductivity of 1251 backedges. 0 proven. 1247 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-23 20:25:24,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:25:24,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 106 states and 110 transitions. [2023-11-23 20:25:24,611 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 110 transitions. [2023-11-23 20:25:24,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2023-11-23 20:25:24,612 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:25:24,612 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:25:24,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:25:25,718 INFO L134 CoverageAnalysis]: Checked inductivity of 1339 backedges. 0 proven. 1335 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-23 20:25:26,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:25:26,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 109 states and 113 transitions. [2023-11-23 20:25:26,682 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 113 transitions. [2023-11-23 20:25:26,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2023-11-23 20:25:26,684 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:25:26,684 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:25:26,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:25:27,795 INFO L134 CoverageAnalysis]: Checked inductivity of 1430 backedges. 0 proven. 1426 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-23 20:25:28,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:25:28,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 112 states and 116 transitions. [2023-11-23 20:25:28,761 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 116 transitions. [2023-11-23 20:25:28,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2023-11-23 20:25:28,762 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:25:28,763 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:25:28,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:25:29,996 INFO L134 CoverageAnalysis]: Checked inductivity of 1524 backedges. 0 proven. 1520 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked.