./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem03_label18.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability 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_d5afb114-8e30-4b4c-9b24-231973e21bc8/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5afb114-8e30-4b4c-9b24-231973e21bc8/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_d5afb114-8e30-4b4c-9b24-231973e21bc8/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5afb114-8e30-4b4c-9b24-231973e21bc8/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem03_label18.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5afb114-8e30-4b4c-9b24-231973e21bc8/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5afb114-8e30-4b4c-9b24-231973e21bc8/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash d08db41ae0d7ec8078cc06035e9e84ddb6f4cbeccb0dd0eb818a13f85c4c66c1 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:18:55,816 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:18:55,940 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5afb114-8e30-4b4c-9b24-231973e21bc8/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-19 03:18:55,947 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:18:55,948 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:18:55,987 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:18:55,989 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:18:55,990 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:18:55,991 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:18:55,996 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:18:55,997 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:18:55,998 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:18:55,998 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:18:56,000 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:18:56,001 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:18:56,002 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:18:56,002 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:18:56,003 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:18:56,003 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:18:56,004 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:18:56,004 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:18:56,005 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:18:56,005 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:18:56,006 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:18:56,006 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:18:56,007 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:18:56,007 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:18:56,008 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:18:56,008 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:18:56,009 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:18:56,010 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:18:56,010 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:18:56,011 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:18:56,011 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_d5afb114-8e30-4b4c-9b24-231973e21bc8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5afb114-8e30-4b4c-9b24-231973e21bc8/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d08db41ae0d7ec8078cc06035e9e84ddb6f4cbeccb0dd0eb818a13f85c4c66c1 [2023-11-19 03:18:56,326 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:18:56,358 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:18:56,361 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:18:56,363 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:18:56,363 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:18:56,364 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5afb114-8e30-4b4c-9b24-231973e21bc8/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/eca-rers2012/Problem03_label18.c [2023-11-19 03:18:59,569 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:19:00,034 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:19:00,035 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5afb114-8e30-4b4c-9b24-231973e21bc8/sv-benchmarks/c/eca-rers2012/Problem03_label18.c [2023-11-19 03:19:00,058 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5afb114-8e30-4b4c-9b24-231973e21bc8/bin/ukojak-verify-G8NBE6pJGL/data/e60af9a61/d1aad117aefd4aaf8dcdfec970aff266/FLAG7dc4047ad [2023-11-19 03:19:00,077 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5afb114-8e30-4b4c-9b24-231973e21bc8/bin/ukojak-verify-G8NBE6pJGL/data/e60af9a61/d1aad117aefd4aaf8dcdfec970aff266 [2023-11-19 03:19:00,082 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:19:00,084 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:19:00,088 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:19:00,088 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:19:00,093 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:19:00,094 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:19:00" (1/1) ... [2023-11-19 03:19:00,096 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7259eb1e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:19:00, skipping insertion in model container [2023-11-19 03:19:00,096 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:19:00" (1/1) ... [2023-11-19 03:19:00,204 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:19:00,909 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5afb114-8e30-4b4c-9b24-231973e21bc8/sv-benchmarks/c/eca-rers2012/Problem03_label18.c[61636,61649] [2023-11-19 03:19:00,939 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:19:00,954 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:19:01,227 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5afb114-8e30-4b4c-9b24-231973e21bc8/sv-benchmarks/c/eca-rers2012/Problem03_label18.c[61636,61649] [2023-11-19 03:19:01,232 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:19:01,253 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:19:01,254 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:19:01 WrapperNode [2023-11-19 03:19:01,254 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:19:01,255 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:19:01,256 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:19:01,256 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:19:01,264 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:19:01" (1/1) ... [2023-11-19 03:19:01,310 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:19:01" (1/1) ... [2023-11-19 03:19:01,397 INFO L138 Inliner]: procedures = 14, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1772 [2023-11-19 03:19:01,398 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:19:01,399 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:19:01,399 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:19:01,399 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:19:01,409 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:19:01" (1/1) ... [2023-11-19 03:19:01,409 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:19:01" (1/1) ... [2023-11-19 03:19:01,419 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:19:01" (1/1) ... [2023-11-19 03:19:01,420 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:19:01" (1/1) ... [2023-11-19 03:19:01,537 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:19:01" (1/1) ... [2023-11-19 03:19:01,548 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:19:01" (1/1) ... [2023-11-19 03:19:01,564 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:19:01" (1/1) ... [2023-11-19 03:19:01,593 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:19:01" (1/1) ... [2023-11-19 03:19:01,603 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:19:01,605 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:19:01,605 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:19:01,605 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:19:01,606 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:19:01" (1/1) ... [2023-11-19 03:19:01,612 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:19:01,625 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5afb114-8e30-4b4c-9b24-231973e21bc8/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:19:01,639 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5afb114-8e30-4b4c-9b24-231973e21bc8/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:19:01,647 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d5afb114-8e30-4b4c-9b24-231973e21bc8/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:19:01,684 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:19:01,684 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:19:01,684 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:19:01,684 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:19:01,776 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:19:01,779 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:19:03,839 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:19:04,286 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:19:04,286 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 03:19:04,293 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:19:04 BoogieIcfgContainer [2023-11-19 03:19:04,293 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:19:04,294 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:19:04,294 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:19:04,305 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:19:04,305 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:19:04" (1/1) ... [2023-11-19 03:19:04,315 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:19:04,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:19:04,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 148 states and 288 transitions. [2023-11-19 03:19:04,382 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 288 transitions. [2023-11-19 03:19:04,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2023-11-19 03:19:04,391 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:19:04,391 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:19:04,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:19:05,625 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 03:19:06,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:19:07,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 459 states to 289 states and 459 transitions. [2023-11-19 03:19:07,003 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 459 transitions. [2023-11-19 03:19:07,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2023-11-19 03:19:07,011 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:19:07,011 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:19:07,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:19:07,779 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:19:09,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:19:09,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 642 states to 437 states and 642 transitions. [2023-11-19 03:19:09,670 INFO L276 IsEmpty]: Start isEmpty. Operand 437 states and 642 transitions. [2023-11-19 03:19:09,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2023-11-19 03:19:09,681 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:19:09,681 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:19:09,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:19:10,051 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:19:10,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:19:10,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 652 states to 444 states and 652 transitions. [2023-11-19 03:19:10,259 INFO L276 IsEmpty]: Start isEmpty. Operand 444 states and 652 transitions. [2023-11-19 03:19:10,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2023-11-19 03:19:10,267 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:19:10,267 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:19:10,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:19:10,810 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 11 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:19:11,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:19:11,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 682 states to 455 states and 682 transitions. [2023-11-19 03:19:11,474 INFO L276 IsEmpty]: Start isEmpty. Operand 455 states and 682 transitions. [2023-11-19 03:19:11,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2023-11-19 03:19:11,476 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:19:11,476 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:19:11,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:19:12,217 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:19:14,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:19:14,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 894 states to 610 states and 894 transitions. [2023-11-19 03:19:14,365 INFO L276 IsEmpty]: Start isEmpty. Operand 610 states and 894 transitions. [2023-11-19 03:19:14,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2023-11-19 03:19:14,368 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:19:14,368 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:19:14,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:19:14,570 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:19:15,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:19:15,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 917 states to 619 states and 917 transitions. [2023-11-19 03:19:15,260 INFO L276 IsEmpty]: Start isEmpty. Operand 619 states and 917 transitions. [2023-11-19 03:19:15,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2023-11-19 03:19:15,298 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:19:15,298 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:19:15,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:19:15,802 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:19:16,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:19:16,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 938 states to 629 states and 938 transitions. [2023-11-19 03:19:16,773 INFO L276 IsEmpty]: Start isEmpty. Operand 629 states and 938 transitions. [2023-11-19 03:19:16,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2023-11-19 03:19:16,776 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:19:16,776 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:19:16,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:19:17,122 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-19 03:19:17,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:19:17,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 947 states to 635 states and 947 transitions. [2023-11-19 03:19:17,555 INFO L276 IsEmpty]: Start isEmpty. Operand 635 states and 947 transitions. [2023-11-19 03:19:17,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2023-11-19 03:19:17,559 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:19:17,560 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:19:17,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:19:17,964 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 26 proven. 6 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-19 03:19:18,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:19:18,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 950 states to 636 states and 950 transitions. [2023-11-19 03:19:18,310 INFO L276 IsEmpty]: Start isEmpty. Operand 636 states and 950 transitions. [2023-11-19 03:19:18,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2023-11-19 03:19:18,313 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:19:18,313 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:19:18,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:19:18,650 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 26 proven. 6 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-19 03:19:18,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:19:18,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 959 states to 642 states and 959 transitions. [2023-11-19 03:19:18,902 INFO L276 IsEmpty]: Start isEmpty. Operand 642 states and 959 transitions. [2023-11-19 03:19:18,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2023-11-19 03:19:18,906 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:19:18,907 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:19:18,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:19:19,281 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 26 proven. 6 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-19 03:19:19,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:19:19,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 968 states to 648 states and 968 transitions. [2023-11-19 03:19:19,766 INFO L276 IsEmpty]: Start isEmpty. Operand 648 states and 968 transitions. [2023-11-19 03:19:19,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2023-11-19 03:19:19,773 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:19:19,773 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:19:19,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:19:20,098 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:19:20,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:19:20,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 980 states to 658 states and 980 transitions. [2023-11-19 03:19:20,418 INFO L276 IsEmpty]: Start isEmpty. Operand 658 states and 980 transitions. [2023-11-19 03:19:20,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2023-11-19 03:19:20,421 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:19:20,421 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:19:20,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:19:20,857 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:19:21,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:19:21,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1016 states to 685 states and 1016 transitions. [2023-11-19 03:19:21,746 INFO L276 IsEmpty]: Start isEmpty. Operand 685 states and 1016 transitions. [2023-11-19 03:19:21,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2023-11-19 03:19:21,750 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:19:21,750 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:19:21,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:19:22,064 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 34 proven. 6 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-19 03:19:22,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:19:22,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1033 states to 697 states and 1033 transitions. [2023-11-19 03:19:22,746 INFO L276 IsEmpty]: Start isEmpty. Operand 697 states and 1033 transitions. [2023-11-19 03:19:22,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2023-11-19 03:19:22,749 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:19:22,750 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:19:22,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:19:23,043 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 34 proven. 6 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-19 03:19:23,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:19:23,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1041 states to 704 states and 1041 transitions. [2023-11-19 03:19:23,572 INFO L276 IsEmpty]: Start isEmpty. Operand 704 states and 1041 transitions. [2023-11-19 03:19:23,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2023-11-19 03:19:23,576 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:19:23,577 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:19:23,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:19:23,870 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 34 proven. 6 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-19 03:19:24,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:19:24,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1052 states to 712 states and 1052 transitions. [2023-11-19 03:19:24,549 INFO L276 IsEmpty]: Start isEmpty. Operand 712 states and 1052 transitions. [2023-11-19 03:19:24,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2023-11-19 03:19:24,552 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:19:24,554 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:19:24,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:19:25,116 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:19:27,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:19:27,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1108 states to 742 states and 1108 transitions. [2023-11-19 03:19:27,158 INFO L276 IsEmpty]: Start isEmpty. Operand 742 states and 1108 transitions. [2023-11-19 03:19:27,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2023-11-19 03:19:27,161 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:19:27,163 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:19:27,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:19:27,768 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:19:29,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:19:29,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1137 states to 766 states and 1137 transitions. [2023-11-19 03:19:29,053 INFO L276 IsEmpty]: Start isEmpty. Operand 766 states and 1137 transitions. [2023-11-19 03:19:29,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2023-11-19 03:19:29,056 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:19:29,057 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:19:29,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:19:29,554 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 34 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:19:31,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:19:31,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1187 states to 794 states and 1187 transitions. [2023-11-19 03:19:31,226 INFO L276 IsEmpty]: Start isEmpty. Operand 794 states and 1187 transitions. [2023-11-19 03:19:31,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2023-11-19 03:19:31,228 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:19:31,229 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:19:31,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:19:31,528 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 34 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:19:32,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:19:32,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1199 states to 801 states and 1199 transitions. [2023-11-19 03:19:32,138 INFO L276 IsEmpty]: Start isEmpty. Operand 801 states and 1199 transitions. [2023-11-19 03:19:32,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2023-11-19 03:19:32,141 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:19:32,141 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:19:32,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:19:32,502 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 34 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:19:34,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:19:34,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1238 states to 828 states and 1238 transitions. [2023-11-19 03:19:34,219 INFO L276 IsEmpty]: Start isEmpty. Operand 828 states and 1238 transitions. [2023-11-19 03:19:34,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2023-11-19 03:19:34,222 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:19:34,222 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:19:34,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:19:34,582 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 34 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:19:35,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:19:35,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1243 states to 833 states and 1243 transitions. [2023-11-19 03:19:35,025 INFO L276 IsEmpty]: Start isEmpty. Operand 833 states and 1243 transitions. [2023-11-19 03:19:35,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2023-11-19 03:19:35,028 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:19:35,028 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:19:35,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:19:35,492 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-19 03:19:36,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:19:36,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1282 states to 862 states and 1282 transitions. [2023-11-19 03:19:36,943 INFO L276 IsEmpty]: Start isEmpty. Operand 862 states and 1282 transitions. [2023-11-19 03:19:36,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2023-11-19 03:19:36,946 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:19:36,947 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:19:37,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:19:37,469 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 37 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:19:39,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:19:39,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1338 states to 893 states and 1338 transitions. [2023-11-19 03:19:39,944 INFO L276 IsEmpty]: Start isEmpty. Operand 893 states and 1338 transitions. [2023-11-19 03:19:39,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2023-11-19 03:19:39,947 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:19:39,947 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:19:40,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:19:40,287 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 37 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:19:42,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:19:42,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1377 states to 923 states and 1377 transitions. [2023-11-19 03:19:42,642 INFO L276 IsEmpty]: Start isEmpty. Operand 923 states and 1377 transitions. [2023-11-19 03:19:42,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2023-11-19 03:19:42,645 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:19:42,645 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:19:42,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:19:42,961 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 37 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:19:44,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:19:44,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1393 states to 935 states and 1393 transitions. [2023-11-19 03:19:44,098 INFO L276 IsEmpty]: Start isEmpty. Operand 935 states and 1393 transitions. [2023-11-19 03:19:44,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2023-11-19 03:19:44,101 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:19:44,101 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:19:44,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat