./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/array-memsafety/bubblesort-alloca-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 527bcce2 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_f926cb61-f370-41df-9460-bdff35db2fef/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f926cb61-f370-41df-9460-bdff35db2fef/bin/ukojak-verify-i0I2FZA1j2/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f926cb61-f370-41df-9460-bdff35db2fef/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f926cb61-f370-41df-9460-bdff35db2fef/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/array-memsafety/bubblesort-alloca-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f926cb61-f370-41df-9460-bdff35db2fef/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f926cb61-f370-41df-9460-bdff35db2fef/bin/ukojak-verify-i0I2FZA1j2 --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 71daa4447a811360729951159d42c752715aafb50c3ad4dcb2ed5d242a4f4a78 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:46:48,928 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:46:49,051 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f926cb61-f370-41df-9460-bdff35db2fef/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-21 18:46:49,060 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 18:46:49,061 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-21 18:46:49,103 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:46:49,104 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:46:49,105 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:46:49,106 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:46:49,112 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:46:49,112 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:46:49,113 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:46:49,113 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 18:46:49,115 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:46:49,116 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 18:46:49,116 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:46:49,117 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:46:49,118 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:46:49,118 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:46:49,119 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:46:49,119 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:46:49,120 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 18:46:49,121 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:46:49,121 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:46:49,122 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:46:49,123 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:46:49,123 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:46:49,124 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:46:49,125 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:46:49,125 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:46:49,127 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:46:49,127 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:46:49,127 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-21 18:46:49,128 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 18:46:49,128 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:46:49,128 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_f926cb61-f370-41df-9460-bdff35db2fef/bin/ukojak-verify-i0I2FZA1j2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f926cb61-f370-41df-9460-bdff35db2fef/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 71daa4447a811360729951159d42c752715aafb50c3ad4dcb2ed5d242a4f4a78 [2023-11-21 18:46:49,490 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:46:49,520 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:46:49,523 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:46:49,524 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:46:49,525 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:46:49,527 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f926cb61-f370-41df-9460-bdff35db2fef/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/array-memsafety/bubblesort-alloca-2.i [2023-11-21 18:46:52,728 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:46:52,985 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:46:52,985 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f926cb61-f370-41df-9460-bdff35db2fef/sv-benchmarks/c/array-memsafety/bubblesort-alloca-2.i [2023-11-21 18:46:53,006 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f926cb61-f370-41df-9460-bdff35db2fef/bin/ukojak-verify-i0I2FZA1j2/data/f25185f16/7de3db9d6f904aa6b53d6414eeba9966/FLAG2f3af36eb [2023-11-21 18:46:53,023 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f926cb61-f370-41df-9460-bdff35db2fef/bin/ukojak-verify-i0I2FZA1j2/data/f25185f16/7de3db9d6f904aa6b53d6414eeba9966 [2023-11-21 18:46:53,029 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:46:53,031 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:46:53,034 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:46:53,035 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:46:53,041 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:46:53,041 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:46:53" (1/1) ... [2023-11-21 18:46:53,043 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@a15c341 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:46:53, skipping insertion in model container [2023-11-21 18:46:53,043 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:46:53" (1/1) ... [2023-11-21 18:46:53,096 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:46:53,367 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:46:53,377 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:46:53,425 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:46:53,469 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:46:53,469 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:46:53 WrapperNode [2023-11-21 18:46:53,470 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:46:53,471 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:46:53,471 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:46:53,471 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:46:53,479 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:46:53" (1/1) ... [2023-11-21 18:46:53,500 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:46:53" (1/1) ... [2023-11-21 18:46:53,524 INFO L138 Inliner]: procedures = 116, calls = 13, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 81 [2023-11-21 18:46:53,525 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:46:53,526 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:46:53,526 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:46:53,526 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:46:53,535 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:46:53" (1/1) ... [2023-11-21 18:46:53,535 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:46:53" (1/1) ... [2023-11-21 18:46:53,538 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:46:53" (1/1) ... [2023-11-21 18:46:53,539 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:46:53" (1/1) ... [2023-11-21 18:46:53,544 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:46:53" (1/1) ... [2023-11-21 18:46:53,547 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:46:53" (1/1) ... [2023-11-21 18:46:53,549 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:46:53" (1/1) ... [2023-11-21 18:46:53,550 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:46:53" (1/1) ... [2023-11-21 18:46:53,553 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:46:53,554 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:46:53,554 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:46:53,554 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:46:53,555 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:46:53" (1/1) ... [2023-11-21 18:46:53,560 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:46:53,578 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f926cb61-f370-41df-9460-bdff35db2fef/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:46:53,594 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f926cb61-f370-41df-9460-bdff35db2fef/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:46:53,613 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f926cb61-f370-41df-9460-bdff35db2fef/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:46:53,637 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-21 18:46:53,637 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-21 18:46:53,637 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-21 18:46:53,637 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-21 18:46:53,638 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:46:53,638 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:46:53,841 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:46:53,843 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:46:54,028 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:46:54,083 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:46:54,084 INFO L308 CfgBuilder]: Removed 3 assume(true) statements. [2023-11-21 18:46:54,085 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:46:54 BoogieIcfgContainer [2023-11-21 18:46:54,085 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:46:54,086 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:46:54,087 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:46:54,096 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:46:54,097 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:46:54" (1/1) ... [2023-11-21 18:46:54,104 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 18:46:54,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:46:54,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 35 states and 38 transitions. [2023-11-21 18:46:54,153 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 38 transitions. [2023-11-21 18:46:54,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-21 18:46:54,155 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:46:54,156 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:46:54,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:46:54,542 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:46:54,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:46:54,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 37 states and 42 transitions. [2023-11-21 18:46:54,629 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 42 transitions. [2023-11-21 18:46:54,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-21 18:46:54,630 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:46:54,631 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:46:54,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:46:54,747 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:46:54,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:46:54,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 39 states and 45 transitions. [2023-11-21 18:46:54,893 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 45 transitions. [2023-11-21 18:46:54,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-21 18:46:54,897 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:46:54,897 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:46:54,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:46:55,009 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:46:55,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:46:55,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 40 states and 47 transitions. [2023-11-21 18:46:55,038 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 47 transitions. [2023-11-21 18:46:55,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-21 18:46:55,038 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:46:55,039 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:46:55,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:46:55,160 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:46:55,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:46:55,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 40 states and 46 transitions. [2023-11-21 18:46:55,233 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 46 transitions. [2023-11-21 18:46:55,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-21 18:46:55,233 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:46:55,234 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:46:55,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:46:55,376 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:46:55,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:46:55,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 42 states and 49 transitions. [2023-11-21 18:46:55,567 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 49 transitions. [2023-11-21 18:46:55,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-21 18:46:55,567 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:46:55,567 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:46:55,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:46:55,750 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:46:56,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:46:56,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 45 states and 54 transitions. [2023-11-21 18:46:56,042 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 54 transitions. [2023-11-21 18:46:56,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-21 18:46:56,043 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:46:56,044 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:46:56,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:46:56,146 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:46:56,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:46:56,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 47 states and 57 transitions. [2023-11-21 18:46:56,320 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 57 transitions. [2023-11-21 18:46:56,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-21 18:46:56,321 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:46:56,321 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:46:56,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:46:56,400 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-21 18:46:56,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:46:56,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 48 states and 58 transitions. [2023-11-21 18:46:56,671 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 58 transitions. [2023-11-21 18:46:56,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-21 18:46:56,672 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:46:56,672 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:46:56,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:46:56,810 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:46:56,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:46:56,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 49 states and 58 transitions. [2023-11-21 18:46:56,942 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 58 transitions. [2023-11-21 18:46:56,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-21 18:46:56,943 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:46:56,944 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:46:56,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:46:57,096 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-21 18:46:57,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:46:57,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 51 states and 62 transitions. [2023-11-21 18:46:57,208 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 62 transitions. [2023-11-21 18:46:57,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-21 18:46:57,210 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:46:57,211 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:46:57,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:46:57,284 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-21 18:46:57,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:46:57,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 53 states and 65 transitions. [2023-11-21 18:46:57,490 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 65 transitions. [2023-11-21 18:46:57,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-21 18:46:57,491 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:46:57,492 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:46:57,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:46:57,655 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:46:58,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:46:58,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 56 states and 71 transitions. [2023-11-21 18:46:58,050 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 71 transitions. [2023-11-21 18:46:58,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-21 18:46:58,051 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:46:58,051 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:46:58,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:46:58,153 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:46:58,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:46:58,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 58 states and 74 transitions. [2023-11-21 18:46:58,304 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 74 transitions. [2023-11-21 18:46:58,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-21 18:46:58,305 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:46:58,305 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:46:58,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:46:58,449 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:46:58,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:46:58,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 62 states and 80 transitions. [2023-11-21 18:46:58,877 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 80 transitions. [2023-11-21 18:46:58,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-21 18:46:58,878 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:46:58,878 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:46:58,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:46:58,921 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-21 18:46:59,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:46:59,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 62 states and 79 transitions. [2023-11-21 18:46:59,106 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 79 transitions. [2023-11-21 18:46:59,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-21 18:46:59,108 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:46:59,108 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:46:59,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:46:59,320 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:46:59,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:46:59,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 65 states and 86 transitions. [2023-11-21 18:46:59,778 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 86 transitions. [2023-11-21 18:46:59,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-21 18:46:59,779 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:46:59,779 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:46:59,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:46:59,911 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:47:00,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:00,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 67 states and 89 transitions. [2023-11-21 18:47:00,109 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 89 transitions. [2023-11-21 18:47:00,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-21 18:47:00,110 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:00,111 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:00,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:00,396 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:47:01,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:01,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 68 states and 90 transitions. [2023-11-21 18:47:01,181 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 90 transitions. [2023-11-21 18:47:01,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-21 18:47:01,182 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:01,182 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:01,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:01,269 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-21 18:47:01,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:01,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 70 states and 92 transitions. [2023-11-21 18:47:01,459 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 92 transitions. [2023-11-21 18:47:01,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-21 18:47:01,460 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:01,460 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:01,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:01,542 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-21 18:47:01,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:01,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 70 states and 91 transitions. [2023-11-21 18:47:01,801 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 91 transitions. [2023-11-21 18:47:01,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-21 18:47:01,802 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:01,802 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:01,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:01,845 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-21 18:47:01,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:01,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 73 states and 95 transitions. [2023-11-21 18:47:01,864 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 95 transitions. [2023-11-21 18:47:01,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-21 18:47:01,866 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:01,867 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:01,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:02,151 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:47:02,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:02,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 76 states and 103 transitions. [2023-11-21 18:47:02,732 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 103 transitions. [2023-11-21 18:47:02,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-21 18:47:02,733 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:02,733 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:02,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:02,925 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:47:03,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:03,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 78 states and 106 transitions. [2023-11-21 18:47:03,152 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 106 transitions. [2023-11-21 18:47:03,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-21 18:47:03,154 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:03,154 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:03,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:03,267 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-21 18:47:03,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:03,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 80 states and 109 transitions. [2023-11-21 18:47:03,372 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 109 transitions. [2023-11-21 18:47:03,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-21 18:47:03,373 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:03,374 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:03,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:03,433 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-21 18:47:03,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:03,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 83 states and 113 transitions. [2023-11-21 18:47:03,456 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 113 transitions. [2023-11-21 18:47:03,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-21 18:47:03,457 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:03,457 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:03,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:03,666 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-21 18:47:03,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:03,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 86 states and 119 transitions. [2023-11-21 18:47:03,989 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 119 transitions. [2023-11-21 18:47:03,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-21 18:47:03,989 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:03,989 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:04,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:04,089 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-21 18:47:04,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:04,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 88 states and 121 transitions. [2023-11-21 18:47:04,145 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 121 transitions. [2023-11-21 18:47:04,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-21 18:47:04,146 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:04,146 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:04,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:04,201 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-21 18:47:04,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:04,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 88 states and 120 transitions. [2023-11-21 18:47:04,500 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 120 transitions. [2023-11-21 18:47:04,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-21 18:47:04,501 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:04,501 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:04,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:04,565 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-21 18:47:04,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:04,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 89 states and 121 transitions. [2023-11-21 18:47:04,587 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 121 transitions. [2023-11-21 18:47:04,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-21 18:47:04,587 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:04,588 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:04,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:04,962 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 35 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:47:05,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:05,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 92 states and 130 transitions. [2023-11-21 18:47:05,557 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 130 transitions. [2023-11-21 18:47:05,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-21 18:47:05,558 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:05,558 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:05,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:05,755 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:47:06,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:06,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 94 states and 133 transitions. [2023-11-21 18:47:06,005 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 133 transitions. [2023-11-21 18:47:06,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-21 18:47:06,005 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:06,005 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:06,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:06,038 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-21 18:47:06,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:06,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 97 states and 136 transitions. [2023-11-21 18:47:06,639 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 136 transitions. [2023-11-21 18:47:06,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-21 18:47:06,639 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:06,639 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:06,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:06,883 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-21 18:47:08,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:08,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 108 states and 151 transitions. [2023-11-21 18:47:08,946 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 151 transitions. [2023-11-21 18:47:08,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-21 18:47:08,946 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:08,946 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:08,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:09,066 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-21 18:47:09,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:09,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 109 states and 151 transitions. [2023-11-21 18:47:09,109 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 151 transitions. [2023-11-21 18:47:09,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-21 18:47:09,110 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:09,110 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:09,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:09,201 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2023-11-21 18:47:09,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:09,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 109 states and 150 transitions. [2023-11-21 18:47:09,553 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 150 transitions. [2023-11-21 18:47:09,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-21 18:47:09,555 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:09,555 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:09,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:09,913 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 51 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:47:10,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:10,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 112 states and 160 transitions. [2023-11-21 18:47:10,627 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 160 transitions. [2023-11-21 18:47:10,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-21 18:47:10,628 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:10,628 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:10,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:10,871 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 63 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:47:11,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:11,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 114 states and 163 transitions. [2023-11-21 18:47:11,159 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 163 transitions. [2023-11-21 18:47:11,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-21 18:47:11,160 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:11,160 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:11,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:11,202 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-21 18:47:11,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:11,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 111 states and 159 transitions. [2023-11-21 18:47:11,237 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 159 transitions. [2023-11-21 18:47:11,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-21 18:47:11,238 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:11,238 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:11,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:11,966 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 1 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:47:13,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:13,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 112 states and 158 transitions. [2023-11-21 18:47:13,371 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 158 transitions. [2023-11-21 18:47:13,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-21 18:47:13,372 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:13,373 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:13,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:13,629 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-21 18:47:14,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:14,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 115 states and 161 transitions. [2023-11-21 18:47:14,358 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 161 transitions. [2023-11-21 18:47:14,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-21 18:47:14,358 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:14,359 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:14,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:14,421 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2023-11-21 18:47:14,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:14,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 115 states and 160 transitions. [2023-11-21 18:47:14,774 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 160 transitions. [2023-11-21 18:47:14,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-21 18:47:14,774 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:14,775 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:14,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:15,189 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:47:16,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:16,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 118 states and 171 transitions. [2023-11-21 18:47:16,106 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 171 transitions. [2023-11-21 18:47:16,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-21 18:47:16,106 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:16,107 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:16,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:16,375 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:47:16,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:16,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 120 states and 174 transitions. [2023-11-21 18:47:16,737 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 174 transitions. [2023-11-21 18:47:16,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-21 18:47:16,738 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:16,738 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:16,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:16,933 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-11-21 18:47:17,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:17,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 119 states and 173 transitions. [2023-11-21 18:47:17,287 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 173 transitions. [2023-11-21 18:47:17,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-21 18:47:17,287 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:17,288 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:17,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:17,379 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2023-11-21 18:47:17,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:17,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 119 states and 172 transitions. [2023-11-21 18:47:17,829 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 172 transitions. [2023-11-21 18:47:17,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-21 18:47:17,830 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:17,830 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:17,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:18,099 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-21 18:47:19,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:19,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 123 states and 182 transitions. [2023-11-21 18:47:19,020 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 182 transitions. [2023-11-21 18:47:19,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-21 18:47:19,021 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:19,021 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:19,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:19,180 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-11-21 18:47:19,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:19,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 124 states and 183 transitions. [2023-11-21 18:47:19,527 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 183 transitions. [2023-11-21 18:47:19,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-21 18:47:19,530 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:19,530 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:19,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:20,013 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 0 proven. 92 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:47:20,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:20,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 127 states and 195 transitions. [2023-11-21 18:47:20,922 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 195 transitions. [2023-11-21 18:47:20,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-21 18:47:20,923 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:20,923 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:20,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:21,201 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 0 proven. 108 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:47:21,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:21,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 129 states and 198 transitions. [2023-11-21 18:47:21,637 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 198 transitions. [2023-11-21 18:47:21,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-21 18:47:21,638 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:21,638 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:21,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:21,674 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-11-21 18:47:22,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:22,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 128 states and 197 transitions. [2023-11-21 18:47:22,016 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 197 transitions. [2023-11-21 18:47:22,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-21 18:47:22,017 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:22,017 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:22,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:22,055 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2023-11-21 18:47:23,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:23,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 131 states and 201 transitions. [2023-11-21 18:47:23,573 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 201 transitions. [2023-11-21 18:47:23,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-21 18:47:23,573 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:23,573 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:23,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:23,986 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-21 18:47:24,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:24,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 132 states and 202 transitions. [2023-11-21 18:47:24,314 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 202 transitions. [2023-11-21 18:47:24,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-21 18:47:24,315 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:24,315 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:24,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:24,403 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 108 trivial. 0 not checked. [2023-11-21 18:47:24,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:24,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 132 states and 201 transitions. [2023-11-21 18:47:24,914 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 201 transitions. [2023-11-21 18:47:24,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-21 18:47:24,914 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:24,915 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:24,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:25,092 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2023-11-21 18:47:25,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:25,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 131 states and 200 transitions. [2023-11-21 18:47:25,966 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 200 transitions. [2023-11-21 18:47:25,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-21 18:47:25,967 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:25,967 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:25,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:26,394 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-21 18:47:30,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:30,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 149 states and 223 transitions. [2023-11-21 18:47:30,158 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 223 transitions. [2023-11-21 18:47:30,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-21 18:47:30,159 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:30,159 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:30,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:30,490 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-11-21 18:47:31,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:31,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 151 states and 227 transitions. [2023-11-21 18:47:31,132 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 227 transitions. [2023-11-21 18:47:31,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-21 18:47:31,132 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:31,133 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:31,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:31,645 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 0 proven. 117 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:47:32,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:32,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 154 states and 240 transitions. [2023-11-21 18:47:32,726 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 240 transitions. [2023-11-21 18:47:32,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-21 18:47:32,727 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:32,727 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:32,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:33,043 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 0 proven. 135 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:47:33,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:33,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 156 states and 243 transitions. [2023-11-21 18:47:33,548 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 243 transitions. [2023-11-21 18:47:33,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-21 18:47:33,549 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:33,549 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:33,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:33,681 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-21 18:47:34,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:34,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 160 states and 246 transitions. [2023-11-21 18:47:34,251 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 246 transitions. [2023-11-21 18:47:34,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-21 18:47:34,252 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:34,252 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:34,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:34,324 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 135 trivial. 0 not checked. [2023-11-21 18:47:34,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:34,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 160 states and 245 transitions. [2023-11-21 18:47:34,808 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 245 transitions. [2023-11-21 18:47:34,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-21 18:47:34,809 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:34,809 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:34,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:34,862 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2023-11-21 18:47:36,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:36,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 164 states and 251 transitions. [2023-11-21 18:47:36,548 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 251 transitions. [2023-11-21 18:47:36,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-21 18:47:36,549 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:36,549 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:36,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:36,591 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2023-11-21 18:47:36,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:36,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 165 states and 251 transitions. [2023-11-21 18:47:36,624 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 251 transitions. [2023-11-21 18:47:36,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-21 18:47:36,625 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:36,626 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:36,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:37,029 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 2 proven. 9 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-21 18:47:37,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:47:37,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 166 states and 251 transitions. [2023-11-21 18:47:37,213 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 251 transitions. [2023-11-21 18:47:37,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-21 18:47:37,214 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:47:37,214 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:47:37,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:47:37,700 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 145 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.