./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/loop-simple/nested_5.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff 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_a5e62eb8-8a00-4288-b423-768aaf44724e/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5e62eb8-8a00-4288-b423-768aaf44724e/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5e62eb8-8a00-4288-b423-768aaf44724e/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5e62eb8-8a00-4288-b423-768aaf44724e/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/loop-simple/nested_5.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5e62eb8-8a00-4288-b423-768aaf44724e/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5e62eb8-8a00-4288-b423-768aaf44724e/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 3d0f32d2f39934bb8fd732fa206acfa5d2fb4cacaee37919c0e4326d55891c86 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:11:21,783 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:11:21,875 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5e62eb8-8a00-4288-b423-768aaf44724e/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-19 03:11:21,881 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:11:21,881 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:11:21,905 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:11:21,906 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:11:21,907 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:11:21,907 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:11:21,908 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:11:21,909 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:11:21,909 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:11:21,910 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:11:21,910 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:11:21,911 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:11:21,911 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:11:21,912 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:11:21,912 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:11:21,913 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:11:21,913 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:11:21,914 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:11:21,914 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:11:21,915 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:11:21,915 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:11:21,916 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:11:21,916 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:11:21,917 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:11:21,917 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:11:21,918 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:11:21,918 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:11:21,919 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:11:21,919 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:11:21,920 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:11:21,920 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_a5e62eb8-8a00-4288-b423-768aaf44724e/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5e62eb8-8a00-4288-b423-768aaf44724e/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3d0f32d2f39934bb8fd732fa206acfa5d2fb4cacaee37919c0e4326d55891c86 [2023-11-19 03:11:22,256 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:11:22,284 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:11:22,287 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:11:22,288 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:11:22,289 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:11:22,291 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5e62eb8-8a00-4288-b423-768aaf44724e/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/loop-simple/nested_5.c [2023-11-19 03:11:25,419 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:11:25,671 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:11:25,672 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5e62eb8-8a00-4288-b423-768aaf44724e/sv-benchmarks/c/loop-simple/nested_5.c [2023-11-19 03:11:25,679 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5e62eb8-8a00-4288-b423-768aaf44724e/bin/ukojak-verify-G8NBE6pJGL/data/f5372cc65/3efa37e1960240229c4e1f5151c03a0a/FLAG868180664 [2023-11-19 03:11:25,698 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5e62eb8-8a00-4288-b423-768aaf44724e/bin/ukojak-verify-G8NBE6pJGL/data/f5372cc65/3efa37e1960240229c4e1f5151c03a0a [2023-11-19 03:11:25,704 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:11:25,706 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:11:25,709 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:11:25,710 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:11:25,715 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:11:25,717 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:11:25" (1/1) ... [2023-11-19 03:11:25,719 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@206cdc4f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:11:25, skipping insertion in model container [2023-11-19 03:11:25,720 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:11:25" (1/1) ... [2023-11-19 03:11:25,744 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:11:25,913 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5e62eb8-8a00-4288-b423-768aaf44724e/sv-benchmarks/c/loop-simple/nested_5.c[899,912] [2023-11-19 03:11:25,917 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:11:25,927 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:11:25,942 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5e62eb8-8a00-4288-b423-768aaf44724e/sv-benchmarks/c/loop-simple/nested_5.c[899,912] [2023-11-19 03:11:25,943 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:11:25,957 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:11:25,958 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:11:25 WrapperNode [2023-11-19 03:11:25,958 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:11:25,959 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:11:25,960 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:11:25,960 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:11:25,969 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:11:25" (1/1) ... [2023-11-19 03:11:25,977 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:11:25" (1/1) ... [2023-11-19 03:11:26,003 INFO L138 Inliner]: procedures = 10, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 58 [2023-11-19 03:11:26,003 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:11:26,005 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:11:26,006 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:11:26,006 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:11:26,015 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:11:25" (1/1) ... [2023-11-19 03:11:26,016 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:11:25" (1/1) ... [2023-11-19 03:11:26,023 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:11:25" (1/1) ... [2023-11-19 03:11:26,023 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:11:25" (1/1) ... [2023-11-19 03:11:26,030 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:11:25" (1/1) ... [2023-11-19 03:11:26,034 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:11:25" (1/1) ... [2023-11-19 03:11:26,035 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:11:25" (1/1) ... [2023-11-19 03:11:26,036 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:11:25" (1/1) ... [2023-11-19 03:11:26,038 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:11:26,039 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:11:26,039 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:11:26,043 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:11:26,044 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:11:25" (1/1) ... [2023-11-19 03:11:26,050 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:11:26,067 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5e62eb8-8a00-4288-b423-768aaf44724e/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:11:26,080 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5e62eb8-8a00-4288-b423-768aaf44724e/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:11:26,102 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a5e62eb8-8a00-4288-b423-768aaf44724e/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:11:26,123 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:11:26,124 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:11:26,124 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:11:26,124 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:11:26,195 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:11:26,198 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:11:26,387 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:11:26,423 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:11:26,424 INFO L302 CfgBuilder]: Removed 5 assume(true) statements. [2023-11-19 03:11:26,428 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:11:26 BoogieIcfgContainer [2023-11-19 03:11:26,429 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:11:26,430 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:11:26,430 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:11:26,440 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:11:26,441 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:11:26" (1/1) ... [2023-11-19 03:11:26,451 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:11:26,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:11:26,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 11 states and 16 transitions. [2023-11-19 03:11:26,503 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 16 transitions. [2023-11-19 03:11:26,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-19 03:11:26,505 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:11:26,506 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:11:26,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:11:26,686 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:11:26,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:11:26,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 12 states and 17 transitions. [2023-11-19 03:11:26,739 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 17 transitions. [2023-11-19 03:11:26,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 03:11:26,739 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:11:26,740 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:11:26,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:11:26,861 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:11:26,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:11:26,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 13 states and 19 transitions. [2023-11-19 03:11:26,893 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 19 transitions. [2023-11-19 03:11:26,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 03:11:26,893 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:11:26,893 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:11:26,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:11:26,950 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:11:26,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:11:26,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 14 states and 21 transitions. [2023-11-19 03:11:26,985 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 21 transitions. [2023-11-19 03:11:26,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-19 03:11:26,986 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:11:26,986 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:11:26,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:11:27,044 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:11:27,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:11:27,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 15 states and 23 transitions. [2023-11-19 03:11:27,082 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 23 transitions. [2023-11-19 03:11:27,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 03:11:27,083 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:11:27,083 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:11:27,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:11:27,158 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:11:27,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:11:27,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 16 states and 25 transitions. [2023-11-19 03:11:27,200 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 25 transitions. [2023-11-19 03:11:27,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 03:11:27,203 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:11:27,204 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:11:27,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:11:27,296 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:11:27,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:11:27,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 17 states and 27 transitions. [2023-11-19 03:11:27,378 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 27 transitions. [2023-11-19 03:11:27,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 03:11:27,379 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:11:27,379 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:11:27,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:11:27,443 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-19 03:11:27,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:11:27,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 21 states and 35 transitions. [2023-11-19 03:11:27,860 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 35 transitions. [2023-11-19 03:11:27,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 03:11:27,861 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:11:27,861 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:11:27,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:11:27,941 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-19 03:11:29,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:11:29,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 31 states and 55 transitions. [2023-11-19 03:11:29,215 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 55 transitions. [2023-11-19 03:11:29,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-19 03:11:29,218 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:11:29,218 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:11:29,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:11:29,388 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2023-11-19 03:11:33,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:11:33,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 53 states and 99 transitions. [2023-11-19 03:11:33,402 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 99 transitions. [2023-11-19 03:11:33,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-19 03:11:33,404 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:11:33,404 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:11:33,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:11:33,601 INFO L134 CoverageAnalysis]: Checked inductivity of 361 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 360 trivial. 0 not checked. [2023-11-19 03:11:46,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:11:46,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 99 states and 191 transitions. [2023-11-19 03:11:46,124 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 191 transitions. [2023-11-19 03:11:46,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2023-11-19 03:11:46,128 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:11:46,128 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:11:46,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:11:46,414 INFO L134 CoverageAnalysis]: Checked inductivity of 1488 backedges. 176 proven. 3 refuted. 0 times theorem prover too weak. 1309 trivial. 0 not checked. [2023-11-19 03:11:46,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:11:46,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 100 states and 192 transitions. [2023-11-19 03:11:46,974 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 192 transitions. [2023-11-19 03:11:46,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2023-11-19 03:11:46,976 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:11:46,977 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:11:47,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:11:47,259 INFO L134 CoverageAnalysis]: Checked inductivity of 1536 backedges. 221 proven. 6 refuted. 0 times theorem prover too weak. 1309 trivial. 0 not checked. [2023-11-19 03:11:47,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:11:47,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 101 states and 193 transitions. [2023-11-19 03:11:47,841 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 193 transitions. [2023-11-19 03:11:47,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2023-11-19 03:11:47,843 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:11:47,843 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:11:47,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:11:48,238 INFO L134 CoverageAnalysis]: Checked inductivity of 1585 backedges. 266 proven. 10 refuted. 0 times theorem prover too weak. 1309 trivial. 0 not checked. [2023-11-19 03:11:48,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:11:48,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 102 states and 194 transitions. [2023-11-19 03:11:48,888 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 194 transitions. [2023-11-19 03:11:48,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2023-11-19 03:11:48,894 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:11:48,894 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:11:48,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:11:49,239 INFO L134 CoverageAnalysis]: Checked inductivity of 1635 backedges. 311 proven. 15 refuted. 0 times theorem prover too weak. 1309 trivial. 0 not checked. [2023-11-19 03:11:49,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:11:49,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 103 states and 194 transitions. [2023-11-19 03:11:49,871 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 194 transitions. [2023-11-19 03:11:49,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2023-11-19 03:11:49,873 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:11:49,873 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:11:49,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:11:50,139 INFO L134 CoverageAnalysis]: Checked inductivity of 1686 backedges. 501 proven. 24 refuted. 0 times theorem prover too weak. 1161 trivial. 0 not checked. [2023-11-19 03:11:51,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:11:51,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 107 states and 201 transitions. [2023-11-19 03:11:51,788 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 201 transitions. [2023-11-19 03:11:51,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2023-11-19 03:11:51,789 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:11:51,789 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:11:51,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:11:51,881 INFO L134 CoverageAnalysis]: Checked inductivity of 1869 backedges. 535 proven. 3 refuted. 0 times theorem prover too weak. 1331 trivial. 0 not checked. [2023-11-19 03:11:52,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:11:52,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 108 states and 202 transitions. [2023-11-19 03:11:52,395 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 202 transitions. [2023-11-19 03:11:52,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2023-11-19 03:11:52,397 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:11:52,398 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:11:52,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:11:52,573 INFO L134 CoverageAnalysis]: Checked inductivity of 1924 backedges. 587 proven. 6 refuted. 0 times theorem prover too weak. 1331 trivial. 0 not checked. [2023-11-19 03:11:53,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:11:53,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 109 states and 203 transitions. [2023-11-19 03:11:53,016 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 203 transitions. [2023-11-19 03:11:53,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2023-11-19 03:11:53,018 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:11:53,020 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:11:53,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:11:53,187 INFO L134 CoverageAnalysis]: Checked inductivity of 1980 backedges. 639 proven. 10 refuted. 0 times theorem prover too weak. 1331 trivial. 0 not checked. [2023-11-19 03:11:53,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:11:53,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 110 states and 204 transitions. [2023-11-19 03:11:53,649 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 204 transitions. [2023-11-19 03:11:53,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2023-11-19 03:11:53,650 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:11:53,650 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:11:53,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:11:53,834 INFO L134 CoverageAnalysis]: Checked inductivity of 2037 backedges. 691 proven. 15 refuted. 0 times theorem prover too weak. 1331 trivial. 0 not checked. [2023-11-19 03:11:54,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:11:54,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 111 states and 204 transitions. [2023-11-19 03:11:54,310 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 204 transitions. [2023-11-19 03:11:54,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2023-11-19 03:11:54,312 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:11:54,312 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:11:54,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:11:54,618 INFO L134 CoverageAnalysis]: Checked inductivity of 2095 backedges. 816 proven. 97 refuted. 0 times theorem prover too weak. 1182 trivial. 0 not checked. [2023-11-19 03:11:56,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:11:56,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 115 states and 211 transitions. [2023-11-19 03:11:56,380 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 211 transitions. [2023-11-19 03:11:56,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2023-11-19 03:11:56,381 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:11:56,381 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:11:56,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:11:56,479 INFO L134 CoverageAnalysis]: Checked inductivity of 2300 backedges. 894 proven. 3 refuted. 0 times theorem prover too weak. 1403 trivial. 0 not checked. [2023-11-19 03:11:57,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:11:57,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 116 states and 212 transitions. [2023-11-19 03:11:57,002 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 212 transitions. [2023-11-19 03:11:57,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2023-11-19 03:11:57,004 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:11:57,004 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:11:57,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:11:57,113 INFO L134 CoverageAnalysis]: Checked inductivity of 2362 backedges. 953 proven. 6 refuted. 0 times theorem prover too weak. 1403 trivial. 0 not checked. [2023-11-19 03:11:57,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:11:57,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 117 states and 213 transitions. [2023-11-19 03:11:57,591 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 213 transitions. [2023-11-19 03:11:57,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2023-11-19 03:11:57,592 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:11:57,592 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:11:57,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:11:57,752 INFO L134 CoverageAnalysis]: Checked inductivity of 2425 backedges. 1012 proven. 10 refuted. 0 times theorem prover too weak. 1403 trivial. 0 not checked. [2023-11-19 03:11:58,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:11:58,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 118 states and 214 transitions. [2023-11-19 03:11:58,269 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 214 transitions. [2023-11-19 03:11:58,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2023-11-19 03:11:58,271 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:11:58,272 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:11:58,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:11:58,421 INFO L134 CoverageAnalysis]: Checked inductivity of 2489 backedges. 1071 proven. 15 refuted. 0 times theorem prover too weak. 1403 trivial. 0 not checked. [2023-11-19 03:11:58,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:11:58,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 119 states and 214 transitions. [2023-11-19 03:11:58,931 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 214 transitions. [2023-11-19 03:11:58,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2023-11-19 03:11:58,932 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:11:58,932 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:11:58,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:11:59,226 INFO L134 CoverageAnalysis]: Checked inductivity of 2554 backedges. 1131 proven. 220 refuted. 0 times theorem prover too weak. 1203 trivial. 0 not checked. [2023-11-19 03:12:01,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:12:01,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 123 states and 221 transitions. [2023-11-19 03:12:01,096 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 221 transitions. [2023-11-19 03:12:01,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2023-11-19 03:12:01,097 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:12:01,097 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:12:01,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:12:01,190 INFO L134 CoverageAnalysis]: Checked inductivity of 2781 backedges. 1253 proven. 3 refuted. 0 times theorem prover too weak. 1525 trivial. 0 not checked. [2023-11-19 03:12:01,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:12:01,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 124 states and 222 transitions. [2023-11-19 03:12:01,691 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 222 transitions. [2023-11-19 03:12:01,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2023-11-19 03:12:01,692 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:12:01,693 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:12:01,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:12:01,796 INFO L134 CoverageAnalysis]: Checked inductivity of 2850 backedges. 1319 proven. 6 refuted. 0 times theorem prover too weak. 1525 trivial. 0 not checked. [2023-11-19 03:12:02,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:12:02,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 125 states and 223 transitions. [2023-11-19 03:12:02,300 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 223 transitions. [2023-11-19 03:12:02,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2023-11-19 03:12:02,301 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:12:02,301 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:12:02,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:12:02,412 INFO L134 CoverageAnalysis]: Checked inductivity of 2920 backedges. 1385 proven. 10 refuted. 0 times theorem prover too weak. 1525 trivial. 0 not checked. [2023-11-19 03:12:02,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:12:02,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 126 states and 224 transitions. [2023-11-19 03:12:02,893 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 224 transitions. [2023-11-19 03:12:02,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2023-11-19 03:12:02,894 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:12:02,894 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:12:02,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:12:03,017 INFO L134 CoverageAnalysis]: Checked inductivity of 2991 backedges. 1451 proven. 15 refuted. 0 times theorem prover too weak. 1525 trivial. 0 not checked. [2023-11-19 03:12:03,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:12:03,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 127 states and 224 transitions. [2023-11-19 03:12:03,552 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 224 transitions. [2023-11-19 03:12:03,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2023-11-19 03:12:03,553 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:12:03,554 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:12:03,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:12:03,910 INFO L134 CoverageAnalysis]: Checked inductivity of 3063 backedges. 1446 proven. 393 refuted. 0 times theorem prover too weak. 1224 trivial. 0 not checked. [2023-11-19 03:12:05,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:12:05,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 131 states and 230 transitions. [2023-11-19 03:12:05,926 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 230 transitions. [2023-11-19 03:12:05,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2023-11-19 03:12:05,927 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:12:05,927 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:12:05,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:12:06,062 INFO L134 CoverageAnalysis]: Checked inductivity of 3312 backedges. 1612 proven. 3 refuted. 0 times theorem prover too weak. 1697 trivial. 0 not checked. [2023-11-19 03:12:06,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:12:06,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 132 states and 231 transitions. [2023-11-19 03:12:06,556 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 231 transitions. [2023-11-19 03:12:06,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2023-11-19 03:12:06,557 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:12:06,558 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:12:06,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:12:06,661 INFO L134 CoverageAnalysis]: Checked inductivity of 3388 backedges. 1685 proven. 6 refuted. 0 times theorem prover too weak. 1697 trivial. 0 not checked. [2023-11-19 03:12:07,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:12:07,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 133 states and 232 transitions. [2023-11-19 03:12:07,166 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 232 transitions. [2023-11-19 03:12:07,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2023-11-19 03:12:07,167 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:12:07,168 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:12:07,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:12:07,280 INFO L134 CoverageAnalysis]: Checked inductivity of 3465 backedges. 1758 proven. 10 refuted. 0 times theorem prover too weak. 1697 trivial. 0 not checked. [2023-11-19 03:12:07,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:12:07,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 134 states and 233 transitions. [2023-11-19 03:12:07,895 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 233 transitions. [2023-11-19 03:12:07,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2023-11-19 03:12:07,896 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:12:07,896 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:12:07,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:12:08,041 INFO L134 CoverageAnalysis]: Checked inductivity of 3543 backedges. 1831 proven. 15 refuted. 0 times theorem prover too weak. 1697 trivial. 0 not checked. [2023-11-19 03:12:08,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:12:08,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 135 states and 233 transitions. [2023-11-19 03:12:08,568 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 233 transitions. [2023-11-19 03:12:08,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2023-11-19 03:12:08,569 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:12:08,570 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:12:08,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:12:08,670 INFO L134 CoverageAnalysis]: Checked inductivity of 3622 backedges. 1851 proven. 3 refuted. 0 times theorem prover too weak. 1768 trivial. 0 not checked. [2023-11-19 03:12:09,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:12:09,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 136 states and 234 transitions. [2023-11-19 03:12:09,172 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 234 transitions. [2023-11-19 03:12:09,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2023-11-19 03:12:09,173 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:12:09,173 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:12:09,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:12:09,342 INFO L134 CoverageAnalysis]: Checked inductivity of 3702 backedges. 1928 proven. 6 refuted. 0 times theorem prover too weak. 1768 trivial. 0 not checked. [2023-11-19 03:12:09,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:12:09,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 137 states and 235 transitions. [2023-11-19 03:12:09,841 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 235 transitions. [2023-11-19 03:12:09,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2023-11-19 03:12:09,842 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:12:09,842 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:12:09,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:12:09,950 INFO L134 CoverageAnalysis]: Checked inductivity of 3783 backedges. 2005 proven. 10 refuted. 0 times theorem prover too weak. 1768 trivial. 0 not checked. [2023-11-19 03:12:10,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:12:10,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 138 states and 236 transitions. [2023-11-19 03:12:10,481 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 236 transitions. [2023-11-19 03:12:10,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2023-11-19 03:12:10,482 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:12:10,482 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:12:10,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:12:10,603 INFO L134 CoverageAnalysis]: Checked inductivity of 3865 backedges. 2082 proven. 15 refuted. 0 times theorem prover too weak. 1768 trivial. 0 not checked. [2023-11-19 03:12:11,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:12:11,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 139 states and 236 transitions. [2023-11-19 03:12:11,179 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 236 transitions. [2023-11-19 03:12:11,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2023-11-19 03:12:11,180 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:12:11,180 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:12:11,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:12:11,496 INFO L134 CoverageAnalysis]: Checked inductivity of 3948 backedges. 1942 proven. 276 refuted. 0 times theorem prover too weak. 1730 trivial. 0 not checked.