./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/busybox-1.22.0/chgrp-incomplete-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 9bd2c7ff 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_47d95302-6875-43f6-8369-720b3d8e87b1/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47d95302-6875-43f6-8369-720b3d8e87b1/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_47d95302-6875-43f6-8369-720b3d8e87b1/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47d95302-6875-43f6-8369-720b3d8e87b1/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/chgrp-incomplete-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47d95302-6875-43f6-8369-720b3d8e87b1/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47d95302-6875-43f6-8369-720b3d8e87b1/bin/ukojak-verify-G8NBE6pJGL --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 64bit --witnessprinter.graph.data.programhash 04b35c270e791b1253a35f6211b50b51a431caefa3940d30ef9cf9440452ea96 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:19:44,705 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:19:44,808 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47d95302-6875-43f6-8369-720b3d8e87b1/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-19 03:19:44,814 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:19:44,814 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:19:44,850 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:19:44,852 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:19:44,852 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:19:44,854 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:19:44,854 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:19:44,855 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:19:44,856 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:19:44,857 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:19:44,858 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:19:44,858 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:19:44,859 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:19:44,860 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:19:44,861 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 03:19:44,861 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 03:19:44,862 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:19:44,863 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:19:44,864 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:19:44,864 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:19:44,865 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:19:44,866 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:19:44,866 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:19:44,867 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:19:44,868 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:19:44,868 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:19:44,869 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:19:44,870 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:19:44,870 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:19:44,870 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_47d95302-6875-43f6-8369-720b3d8e87b1/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47d95302-6875-43f6-8369-720b3d8e87b1/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 04b35c270e791b1253a35f6211b50b51a431caefa3940d30ef9cf9440452ea96 [2023-11-19 03:19:45,182 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:19:45,230 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:19:45,234 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:19:45,235 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:19:45,237 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:19:45,239 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47d95302-6875-43f6-8369-720b3d8e87b1/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/busybox-1.22.0/chgrp-incomplete-2.i [2023-11-19 03:19:48,820 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:19:49,342 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:19:49,343 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47d95302-6875-43f6-8369-720b3d8e87b1/sv-benchmarks/c/busybox-1.22.0/chgrp-incomplete-2.i [2023-11-19 03:19:49,379 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47d95302-6875-43f6-8369-720b3d8e87b1/bin/ukojak-verify-G8NBE6pJGL/data/dba25a2b5/b5dccf25032c4a49b31e33d51827a9c7/FLAGa59348123 [2023-11-19 03:19:49,407 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47d95302-6875-43f6-8369-720b3d8e87b1/bin/ukojak-verify-G8NBE6pJGL/data/dba25a2b5/b5dccf25032c4a49b31e33d51827a9c7 [2023-11-19 03:19:49,417 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:19:49,419 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:19:49,426 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:19:49,426 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:19:49,433 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:19:49,434 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:19:49" (1/1) ... [2023-11-19 03:19:49,435 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1ac01ff6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:19:49, skipping insertion in model container [2023-11-19 03:19:49,435 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:19:49" (1/1) ... [2023-11-19 03:19:49,562 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:19:51,064 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:19:51,108 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:19:51,293 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:19:51,606 WARN L675 CHandler]: The function fflush is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:19:51,615 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:19:51,616 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:19:51 WrapperNode [2023-11-19 03:19:51,617 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:19:51,618 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:19:51,618 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:19:51,618 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:19:51,627 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:19:51" (1/1) ... [2023-11-19 03:19:51,710 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:19:51" (1/1) ... [2023-11-19 03:19:51,787 INFO L138 Inliner]: procedures = 597, calls = 171, calls flagged for inlining = 16, calls inlined = 14, statements flattened = 471 [2023-11-19 03:19:51,788 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:19:51,789 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:19:51,789 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:19:51,789 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:19:51,801 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:19:51" (1/1) ... [2023-11-19 03:19:51,801 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:19:51" (1/1) ... [2023-11-19 03:19:51,813 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:19:51" (1/1) ... [2023-11-19 03:19:51,814 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:19:51" (1/1) ... [2023-11-19 03:19:51,850 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:19:51" (1/1) ... [2023-11-19 03:19:51,858 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:19:51" (1/1) ... [2023-11-19 03:19:51,868 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:19:51" (1/1) ... [2023-11-19 03:19:51,874 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:19:51" (1/1) ... [2023-11-19 03:19:51,888 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:19:51,889 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:19:51,890 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:19:51,890 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:19:51,891 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:19:51" (1/1) ... [2023-11-19 03:19:51,898 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:19:51,917 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47d95302-6875-43f6-8369-720b3d8e87b1/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:19:51,937 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47d95302-6875-43f6-8369-720b3d8e87b1/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:19:51,964 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47d95302-6875-43f6-8369-720b3d8e87b1/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:19:51,996 INFO L130 BoogieDeclarations]: Found specification of procedure vasprintf [2023-11-19 03:19:51,997 INFO L138 BoogieDeclarations]: Found implementation of procedure vasprintf [2023-11-19 03:19:51,997 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:19:51,997 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-11-19 03:19:51,997 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-19 03:19:51,998 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 03:19:51,998 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 03:19:51,998 INFO L130 BoogieDeclarations]: Found specification of procedure fflush [2023-11-19 03:19:52,000 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:19:52,000 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-19 03:19:52,000 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:19:52,001 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:19:52,001 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2023-11-19 03:19:52,001 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2023-11-19 03:19:52,001 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-11-19 03:19:52,002 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-19 03:19:52,002 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 03:19:52,002 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 03:19:52,002 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:19:52,003 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-19 03:19:52,003 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 03:19:52,003 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:19:52,527 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:19:52,530 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:19:53,319 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:19:53,490 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:19:53,490 INFO L302 CfgBuilder]: Removed 10 assume(true) statements. [2023-11-19 03:19:53,504 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:19:53 BoogieIcfgContainer [2023-11-19 03:19:53,504 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:19:53,506 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:19:53,506 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:19:53,519 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:19:53,520 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:19:53" (1/1) ... [2023-11-19 03:19:53,532 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:19:53,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:19:53,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 145 states and 179 transitions. [2023-11-19 03:19:53,624 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 179 transitions. [2023-11-19 03:19:53,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-19 03:19:53,627 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:19:53,628 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:19:53,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:19:54,165 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 03:19:54,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:19:54,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 147 states and 182 transitions. [2023-11-19 03:19:54,259 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 182 transitions. [2023-11-19 03:19:54,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-19 03:19:54,260 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:19:54,260 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:19:54,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:19:54,460 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 03:19:54,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:19:54,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 148 states and 183 transitions. [2023-11-19 03:19:54,480 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 183 transitions. [2023-11-19 03:19:54,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 03:19:54,481 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:19:54,481 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:19:54,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:19:54,728 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:19:54,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:19:54,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 150 states and 186 transitions. [2023-11-19 03:19:54,797 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 186 transitions. [2023-11-19 03:19:54,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 03:19:54,804 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:19:54,804 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:19:54,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:19:54,966 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 03:19:55,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:19:55,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 149 states and 185 transitions. [2023-11-19 03:19:55,060 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 185 transitions. [2023-11-19 03:19:55,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 03:19:55,060 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:19:55,061 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:19:55,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:19:55,270 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:19:55,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:19:55,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 150 states and 186 transitions. [2023-11-19 03:19:55,350 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 186 transitions. [2023-11-19 03:19:55,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 03:19:55,351 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:19:55,352 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:19:55,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:19:55,618 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:19:55,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:19:55,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 149 states and 185 transitions. [2023-11-19 03:19:55,802 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 185 transitions. [2023-11-19 03:19:55,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 03:19:55,803 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:19:55,803 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:19:55,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:19:55,971 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-19 03:19:56,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:19:56,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 148 states and 184 transitions. [2023-11-19 03:19:56,034 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 184 transitions. [2023-11-19 03:19:56,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 03:19:56,035 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:19:56,035 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:19:56,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:19:56,249 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:19:56,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:19:56,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 151 states and 187 transitions. [2023-11-19 03:19:56,524 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 187 transitions. [2023-11-19 03:19:56,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 03:19:56,525 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:19:56,525 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:19:56,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:19:56,760 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:19:56,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:19:56,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 154 states and 190 transitions. [2023-11-19 03:19:56,959 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 190 transitions. [2023-11-19 03:19:56,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 03:19:56,960 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:19:56,960 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:19:57,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:19:57,367 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:19:57,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:19:57,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 157 states and 193 transitions. [2023-11-19 03:19:57,587 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 193 transitions. [2023-11-19 03:19:57,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-19 03:19:57,588 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:19:57,589 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:19:57,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:19:57,930 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 35 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:19:58,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:19:58,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 160 states and 196 transitions. [2023-11-19 03:19:58,146 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 196 transitions. [2023-11-19 03:19:58,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 03:19:58,147 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:19:58,147 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:19:58,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:19:58,467 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 51 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:19:58,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:19:58,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 163 states and 199 transitions. [2023-11-19 03:19:58,702 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 199 transitions. [2023-11-19 03:19:58,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-19 03:19:58,703 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:19:58,704 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:19:58,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:19:59,067 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:19:59,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:19:59,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 166 states and 202 transitions. [2023-11-19 03:19:59,340 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 202 transitions. [2023-11-19 03:19:59,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-19 03:19:59,341 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:19:59,342 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:19:59,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:19:59,685 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 0 proven. 92 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:19:59,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:19:59,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 169 states and 205 transitions. [2023-11-19 03:19:59,948 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 205 transitions. [2023-11-19 03:19:59,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-19 03:19:59,949 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:19:59,949 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:20:00,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:20:00,380 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 0 proven. 117 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:20:00,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:20:00,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 172 states and 207 transitions. [2023-11-19 03:20:00,571 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 207 transitions. [2023-11-19 03:20:00,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-19 03:20:00,574 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:20:00,575 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:20:00,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:20:00,992 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 03:20:01,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:20:01,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 171 states and 206 transitions. [2023-11-19 03:20:01,255 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 206 transitions. [2023-11-19 03:20:01,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-19 03:20:01,255 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:20:01,256 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:20:01,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:20:01,485 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 03:20:01,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:20:01,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 170 states and 205 transitions. [2023-11-19 03:20:01,532 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 205 transitions. [2023-11-19 03:20:01,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-19 03:20:01,540 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:20:01,541 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:20:01,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:20:01,728 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 03:20:01,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:20:01,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 169 states and 204 transitions. [2023-11-19 03:20:01,897 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 204 transitions. [2023-11-19 03:20:01,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-19 03:20:01,898 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:20:01,898 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:20:01,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:20:02,134 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 03:20:02,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:20:02,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 171 states and 207 transitions. [2023-11-19 03:20:02,226 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 207 transitions. [2023-11-19 03:20:02,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-19 03:20:02,227 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:20:02,227 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:20:02,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:20:02,413 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 03:20:02,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:20:02,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 172 states and 208 transitions. [2023-11-19 03:20:02,440 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 208 transitions. [2023-11-19 03:20:02,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-19 03:20:02,441 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:20:02,442 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:20:02,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:20:02,589 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 03:20:02,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:20:02,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 172 states and 206 transitions. [2023-11-19 03:20:02,616 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 206 transitions. [2023-11-19 03:20:02,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-19 03:20:02,617 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:20:02,617 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:20:02,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:20:02,886 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 03:20:03,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:20:03,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 174 states and 209 transitions. [2023-11-19 03:20:03,080 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 209 transitions. [2023-11-19 03:20:03,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-19 03:20:03,080 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:20:03,081 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:20:03,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:20:03,336 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2023-11-19 03:20:03,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:20:03,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 180 states and 220 transitions. [2023-11-19 03:20:03,856 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 220 transitions. [2023-11-19 03:20:03,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-19 03:20:03,857 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:20:03,857 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:20:03,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:20:04,126 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 03:20:04,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:20:04,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 182 states and 224 transitions. [2023-11-19 03:20:04,223 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 224 transitions. [2023-11-19 03:20:04,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-19 03:20:04,224 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:20:04,224 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:20:04,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:20:04,445 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2023-11-19 03:20:04,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:20:04,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 181 states and 223 transitions. [2023-11-19 03:20:04,763 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 223 transitions. [2023-11-19 03:20:04,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-19 03:20:04,764 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:20:04,764 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:20:04,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:20:04,941 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2023-11-19 03:20:04,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:20:04,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 182 states and 224 transitions. [2023-11-19 03:20:04,970 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 224 transitions. [2023-11-19 03:20:04,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-19 03:20:04,970 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:20:04,971 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:20:05,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:20:05,150 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 03:20:05,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:20:05,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 183 states and 225 transitions. [2023-11-19 03:20:05,186 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 225 transitions. [2023-11-19 03:20:05,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-19 03:20:05,186 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:20:05,187 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:20:05,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:20:05,432 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 150 trivial. 0 not checked. [2023-11-19 03:20:05,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:20:05,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 185 states and 228 transitions. [2023-11-19 03:20:05,926 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 228 transitions. [2023-11-19 03:20:05,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-19 03:20:05,926 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:20:05,927 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:20:06,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:20:06,264 INFO L134 CoverageAnalysis]: Checked inductivity of 152 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2023-11-19 03:20:06,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:20:06,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 187 states and 232 transitions. [2023-11-19 03:20:06,869 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 232 transitions. [2023-11-19 03:20:06,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-19 03:20:06,870 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:20:06,870 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:20:06,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:20:07,186 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 03:20:07,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:20:07,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 189 states and 236 transitions. [2023-11-19 03:20:07,414 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 236 transitions. [2023-11-19 03:20:07,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-19 03:20:07,415 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:20:07,415 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:20:07,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:20:07,666 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 03:20:08,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:20:08,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 192 states and 240 transitions. [2023-11-19 03:20:08,036 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 240 transitions. [2023-11-19 03:20:08,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-19 03:20:08,036 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:20:08,037 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:20:08,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:20:08,247 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 157 trivial. 0 not checked. [2023-11-19 03:20:08,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:20:08,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 194 states and 241 transitions. [2023-11-19 03:20:08,588 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 241 transitions. [2023-11-19 03:20:08,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-19 03:20:08,588 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:20:08,589 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:20:08,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:20:08,958 INFO L134 CoverageAnalysis]: Checked inductivity of 152 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2023-11-19 03:20:09,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:20:09,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 193 states and 240 transitions. [2023-11-19 03:20:09,489 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 240 transitions. [2023-11-19 03:20:09,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-19 03:20:09,489 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:20:09,490 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:20:09,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:20:09,759 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 03:20:09,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:20:09,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 196 states and 245 transitions. [2023-11-19 03:20:09,894 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 245 transitions. [2023-11-19 03:20:09,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-19 03:20:09,895 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:20:09,895 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:20:09,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:20:10,161 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2023-11-19 03:20:10,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:20:10,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 197 states and 246 transitions. [2023-11-19 03:20:10,476 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 246 transitions. [2023-11-19 03:20:10,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-19 03:20:10,477 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:20:10,477 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:20:10,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:20:10,760 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 150 trivial. 0 not checked. [2023-11-19 03:20:12,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:20:12,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 210 states and 271 transitions. [2023-11-19 03:20:12,390 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 271 transitions. [2023-11-19 03:20:12,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-19 03:20:12,392 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:20:12,392 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:20:12,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:20:12,696 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 03:20:12,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:20:12,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 213 states and 277 transitions. [2023-11-19 03:20:12,830 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 277 transitions. [2023-11-19 03:20:12,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-19 03:20:12,831 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:20:12,831 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:20:12,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:20:13,105 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 03:20:13,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:20:13,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 214 states and 278 transitions. [2023-11-19 03:20:13,135 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 278 transitions. [2023-11-19 03:20:13,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-19 03:20:13,137 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:20:13,141 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:20:13,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:20:13,437 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 11 proven. 1 refuted. 0 times theorem prover too weak. 151 trivial. 0 not checked. [2023-11-19 03:20:13,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:20:13,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 215 states and 279 transitions. [2023-11-19 03:20:13,808 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 279 transitions. [2023-11-19 03:20:13,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-19 03:20:13,809 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:20:13,809 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:20:13,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:20:14,054 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 157 trivial. 0 not checked. [2023-11-19 03:20:14,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:20:14,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 217 states and 280 transitions. [2023-11-19 03:20:14,491 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 280 transitions. [2023-11-19 03:20:14,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-19 03:20:14,493 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:20:14,495 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:20:14,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:20:14,731 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 157 trivial. 0 not checked. [2023-11-19 03:20:15,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:20:15,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 219 states and 281 transitions. [2023-11-19 03:20:15,169 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 281 transitions. [2023-11-19 03:20:15,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-19 03:20:15,170 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:20:15,170 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:20:15,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:20:15,398 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 152 trivial. 0 not checked. [2023-11-19 03:20:15,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:20:15,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 221 states and 283 transitions. [2023-11-19 03:20:15,432 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 283 transitions. [2023-11-19 03:20:15,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-19 03:20:15,433 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:20:15,434 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:20:15,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:20:15,756 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 03:20:16,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:20:16,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 224 states and 289 transitions. [2023-11-19 03:20:16,091 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 289 transitions. [2023-11-19 03:20:16,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-19 03:20:16,092 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:20:16,093 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:20:16,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:20:16,420 INFO L134 CoverageAnalysis]: Checked inductivity of 149 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 03:20:16,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:20:16,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 228 states and 295 transitions. [2023-11-19 03:20:16,953 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 295 transitions. [2023-11-19 03:20:16,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-19 03:20:16,954 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:20:16,954 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:20:17,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:20:17,377 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2023-11-19 03:20:19,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:20:19,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 312 states to 237 states and 312 transitions. [2023-11-19 03:20:19,632 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 312 transitions. [2023-11-19 03:20:19,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-19 03:20:19,633 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:20:19,634 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:20:19,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:20:19,841 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 165 trivial. 0 not checked. [2023-11-19 03:20:20,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:20:20,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 311 states to 237 states and 311 transitions. [2023-11-19 03:20:20,301 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 311 transitions. [2023-11-19 03:20:20,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-19 03:20:20,302 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:20:20,302 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:20:20,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:20:20,715 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2023-11-19 03:20:23,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:20:23,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 327 states to 247 states and 327 transitions. [2023-11-19 03:20:23,289 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 327 transitions. [2023-11-19 03:20:23,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-19 03:20:23,290 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:20:23,290 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:20:23,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:20:23,768 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2023-11-19 03:20:24,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:20:24,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 326 states to 246 states and 326 transitions. [2023-11-19 03:20:24,541 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 326 transitions. [2023-11-19 03:20:24,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-19 03:20:24,542 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:20:24,542 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:20:24,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:20:24,816 INFO L134 CoverageAnalysis]: Checked inductivity of 188 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 162 trivial. 0 not checked. [2023-11-19 03:20:25,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:20:25,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 327 states to 248 states and 327 transitions. [2023-11-19 03:20:25,256 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 327 transitions. [2023-11-19 03:20:25,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-19 03:20:25,257 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:20:25,257 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:20:25,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:20:25,661 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 151 trivial. 0 not checked. [2023-11-19 03:20:27,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:20:27,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 347 states to 260 states and 347 transitions. [2023-11-19 03:20:27,826 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 347 transitions. [2023-11-19 03:20:27,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-19 03:20:27,827 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:20:27,827 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:20:27,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:20:28,163 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 162 trivial. 0 not checked. [2023-11-19 03:20:28,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:20:28,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 348 states to 262 states and 348 transitions. [2023-11-19 03:20:28,753 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 348 transitions. [2023-11-19 03:20:28,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-11-19 03:20:28,755 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:20:28,755 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:20:28,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:20:28,983 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 150 trivial. 0 not checked. [2023-11-19 03:20:29,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:20:29,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 352 states to 266 states and 352 transitions. [2023-11-19 03:20:29,030 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 352 transitions. [2023-11-19 03:20:29,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-11-19 03:20:29,031 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:20:29,031 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:20:29,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:20:29,160 INFO L134 CoverageAnalysis]: Checked inductivity of 151 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 149 trivial. 0 not checked. [2023-11-19 03:20:29,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:20:29,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 351 states to 266 states and 351 transitions. [2023-11-19 03:20:29,181 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 351 transitions. [2023-11-19 03:20:29,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2023-11-19 03:20:29,183 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:20:29,184 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:20:29,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:20:29,809 INFO L134 CoverageAnalysis]: Checked inductivity of 151 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 151 trivial. 0 not checked. [2023-11-19 03:20:30,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:20:30,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 350 states to 265 states and 350 transitions. [2023-11-19 03:20:30,017 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 350 transitions. [2023-11-19 03:20:30,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2023-11-19 03:20:30,018 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:20:30,019 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:20:30,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:20:30,355 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 160 trivial. 0 not checked.