./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/loop-simple/nested_4.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version cf1a7837 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9ab92db-008d-4b81-9960-224b3f90a2b2/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9ab92db-008d-4b81-9960-224b3f90a2b2/bin/ukojak-verify-0OAaufAVZV/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9ab92db-008d-4b81-9960-224b3f90a2b2/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9ab92db-008d-4b81-9960-224b3f90a2b2/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/loop-simple/nested_4.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9ab92db-008d-4b81-9960-224b3f90a2b2/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9ab92db-008d-4b81-9960-224b3f90a2b2/bin/ukojak-verify-0OAaufAVZV --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 fcf77da5263056f8d62c4caf3b92919690d80ef4ff864a75d0d8d1eec10bdccf --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-11 23:47:45,151 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-11 23:47:45,224 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9ab92db-008d-4b81-9960-224b3f90a2b2/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-11 23:47:45,229 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-11 23:47:45,230 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-11 23:47:45,258 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-11 23:47:45,259 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-11 23:47:45,259 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-11 23:47:45,260 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-11 23:47:45,261 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-11 23:47:45,261 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-11 23:47:45,262 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-11 23:47:45,262 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-11 23:47:45,263 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-11 23:47:45,264 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-11 23:47:45,264 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-11 23:47:45,265 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-11 23:47:45,265 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-11 23:47:45,266 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-11 23:47:45,266 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-11 23:47:45,267 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-11 23:47:45,267 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-11 23:47:45,268 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-11 23:47:45,268 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-11 23:47:45,269 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-11 23:47:45,269 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:47:45,270 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-11 23:47:45,270 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-11 23:47:45,270 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-11 23:47:45,271 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-11 23:47:45,271 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-11 23:47:45,272 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-11 23:47:45,272 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_c9ab92db-008d-4b81-9960-224b3f90a2b2/bin/ukojak-verify-0OAaufAVZV/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9ab92db-008d-4b81-9960-224b3f90a2b2/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fcf77da5263056f8d62c4caf3b92919690d80ef4ff864a75d0d8d1eec10bdccf [2023-11-11 23:47:45,534 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-11 23:47:45,559 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-11 23:47:45,564 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-11 23:47:45,566 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-11 23:47:45,566 INFO L274 PluginConnector]: CDTParser initialized [2023-11-11 23:47:45,568 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9ab92db-008d-4b81-9960-224b3f90a2b2/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/loop-simple/nested_4.c [2023-11-11 23:47:48,792 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-11 23:47:48,973 INFO L384 CDTParser]: Found 1 translation units. [2023-11-11 23:47:48,974 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9ab92db-008d-4b81-9960-224b3f90a2b2/sv-benchmarks/c/loop-simple/nested_4.c [2023-11-11 23:47:48,982 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9ab92db-008d-4b81-9960-224b3f90a2b2/bin/ukojak-verify-0OAaufAVZV/data/d02ade1f9/d7180c9510ec47b38ab2734a242c006c/FLAG42d8b0470 [2023-11-11 23:47:48,997 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9ab92db-008d-4b81-9960-224b3f90a2b2/bin/ukojak-verify-0OAaufAVZV/data/d02ade1f9/d7180c9510ec47b38ab2734a242c006c [2023-11-11 23:47:49,000 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-11 23:47:49,001 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-11 23:47:49,003 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-11 23:47:49,003 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-11 23:47:49,008 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-11 23:47:49,009 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:47:48" (1/1) ... [2023-11-11 23:47:49,010 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@83e7ae3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:47:49, skipping insertion in model container [2023-11-11 23:47:49,011 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:47:48" (1/1) ... [2023-11-11 23:47:49,031 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:47:49,245 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_c9ab92db-008d-4b81-9960-224b3f90a2b2/sv-benchmarks/c/loop-simple/nested_4.c[841,854] [2023-11-11 23:47:49,252 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:47:49,265 INFO L202 MainTranslator]: Completed pre-run [2023-11-11 23:47:49,286 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_c9ab92db-008d-4b81-9960-224b3f90a2b2/sv-benchmarks/c/loop-simple/nested_4.c[841,854] [2023-11-11 23:47:49,288 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:47:49,307 INFO L206 MainTranslator]: Completed translation [2023-11-11 23:47:49,308 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:47:49 WrapperNode [2023-11-11 23:47:49,308 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-11 23:47:49,310 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-11 23:47:49,310 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-11 23:47:49,310 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-11 23:47:49,318 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:47:49" (1/1) ... [2023-11-11 23:47:49,326 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:47:49" (1/1) ... [2023-11-11 23:47:49,345 INFO L138 Inliner]: procedures = 10, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 49 [2023-11-11 23:47:49,345 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-11 23:47:49,346 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-11 23:47:49,346 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-11 23:47:49,347 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-11 23:47:49,355 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:47:49" (1/1) ... [2023-11-11 23:47:49,356 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:47:49" (1/1) ... [2023-11-11 23:47:49,359 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:47:49" (1/1) ... [2023-11-11 23:47:49,359 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:47:49" (1/1) ... [2023-11-11 23:47:49,364 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:47:49" (1/1) ... [2023-11-11 23:47:49,368 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:47:49" (1/1) ... [2023-11-11 23:47:49,369 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:47:49" (1/1) ... [2023-11-11 23:47:49,370 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:47:49" (1/1) ... [2023-11-11 23:47:49,372 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-11 23:47:49,373 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-11 23:47:49,373 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-11 23:47:49,373 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-11 23:47:49,374 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:47:49" (1/1) ... [2023-11-11 23:47:49,381 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:47:49,392 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9ab92db-008d-4b81-9960-224b3f90a2b2/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-11 23:47:49,406 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9ab92db-008d-4b81-9960-224b3f90a2b2/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-11 23:47:49,428 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9ab92db-008d-4b81-9960-224b3f90a2b2/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-11 23:47:49,449 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-11 23:47:49,449 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-11 23:47:49,450 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-11 23:47:49,450 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-11 23:47:49,527 INFO L236 CfgBuilder]: Building ICFG [2023-11-11 23:47:49,529 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-11 23:47:49,714 INFO L277 CfgBuilder]: Performing block encoding [2023-11-11 23:47:49,754 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-11 23:47:49,755 INFO L302 CfgBuilder]: Removed 4 assume(true) statements. [2023-11-11 23:47:49,757 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:47:49 BoogieIcfgContainer [2023-11-11 23:47:49,758 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-11 23:47:49,759 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-11 23:47:49,759 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-11 23:47:49,770 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-11 23:47:49,771 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:47:49" (1/1) ... [2023-11-11 23:47:49,780 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-11 23:47:49,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:47:49,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 10 states and 14 transitions. [2023-11-11 23:47:49,831 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 14 transitions. [2023-11-11 23:47:49,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-11 23:47:49,834 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:47:49,834 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:47:49,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:47:50,051 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:47:50,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:47:50,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 11 states and 15 transitions. [2023-11-11 23:47:50,127 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 15 transitions. [2023-11-11 23:47:50,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-11 23:47:50,128 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:47:50,128 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:47:50,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:47:50,256 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:47:50,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:47:50,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 12 states and 17 transitions. [2023-11-11 23:47:50,292 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 17 transitions. [2023-11-11 23:47:50,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-11 23:47:50,293 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:47:50,293 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:47:50,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:47:50,353 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:47:50,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:47:50,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 13 states and 19 transitions. [2023-11-11 23:47:50,388 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 19 transitions. [2023-11-11 23:47:50,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-11 23:47:50,389 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:47:50,389 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:47:50,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:47:50,453 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:47:50,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:47:50,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 14 states and 21 transitions. [2023-11-11 23:47:50,518 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 21 transitions. [2023-11-11 23:47:50,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-11 23:47:50,521 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:47:50,521 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:47:50,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:47:50,618 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:47:50,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:47:50,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 15 states and 23 transitions. [2023-11-11 23:47:50,685 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 23 transitions. [2023-11-11 23:47:50,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-11 23:47:50,686 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:47:50,686 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:47:50,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:47:50,746 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-11 23:47:51,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:47:51,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 19 states and 31 transitions. [2023-11-11 23:47:51,110 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 31 transitions. [2023-11-11 23:47:51,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-11 23:47:51,111 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:47:51,112 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:47:51,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:47:51,245 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-11 23:47:52,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:47:52,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 29 states and 51 transitions. [2023-11-11 23:47:52,460 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 51 transitions. [2023-11-11 23:47:52,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-11 23:47:52,462 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:47:52,462 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:47:52,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:47:52,552 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2023-11-11 23:47:56,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:47:56,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 51 states and 95 transitions. [2023-11-11 23:47:56,374 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 95 transitions. [2023-11-11 23:47:56,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-11 23:47:56,376 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:47:56,376 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:47:56,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:47:56,573 INFO L134 CoverageAnalysis]: Checked inductivity of 360 backedges. 81 proven. 3 refuted. 0 times theorem prover too weak. 276 trivial. 0 not checked. [2023-11-11 23:47:56,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:47:56,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 52 states and 96 transitions. [2023-11-11 23:47:56,879 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 96 transitions. [2023-11-11 23:47:56,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-11 23:47:56,881 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:47:56,881 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:47:56,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:47:57,055 INFO L134 CoverageAnalysis]: Checked inductivity of 384 backedges. 102 proven. 6 refuted. 0 times theorem prover too weak. 276 trivial. 0 not checked. [2023-11-11 23:47:57,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:47:57,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 53 states and 97 transitions. [2023-11-11 23:47:57,388 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 97 transitions. [2023-11-11 23:47:57,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-11 23:47:57,396 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:47:57,397 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:47:57,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:47:57,593 INFO L134 CoverageAnalysis]: Checked inductivity of 409 backedges. 123 proven. 10 refuted. 0 times theorem prover too weak. 276 trivial. 0 not checked. [2023-11-11 23:47:57,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:47:57,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 54 states and 98 transitions. [2023-11-11 23:47:57,939 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 98 transitions. [2023-11-11 23:47:57,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-11 23:47:57,942 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:47:57,942 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:47:57,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:47:58,191 INFO L134 CoverageAnalysis]: Checked inductivity of 435 backedges. 144 proven. 15 refuted. 0 times theorem prover too weak. 276 trivial. 0 not checked. [2023-11-11 23:47:58,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:47:58,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 55 states and 98 transitions. [2023-11-11 23:47:58,541 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 98 transitions. [2023-11-11 23:47:58,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-11 23:47:58,543 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:47:58,544 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:47:58,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:47:58,706 INFO L134 CoverageAnalysis]: Checked inductivity of 462 backedges. 214 proven. 24 refuted. 0 times theorem prover too weak. 224 trivial. 0 not checked. [2023-11-11 23:47:59,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:47:59,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 59 states and 105 transitions. [2023-11-11 23:47:59,821 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 105 transitions. [2023-11-11 23:47:59,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-11 23:47:59,823 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:47:59,824 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:47:59,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:47:59,906 INFO L134 CoverageAnalysis]: Checked inductivity of 561 backedges. 260 proven. 3 refuted. 0 times theorem prover too weak. 298 trivial. 0 not checked. [2023-11-11 23:48:00,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:48:00,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 60 states and 106 transitions. [2023-11-11 23:48:00,194 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 106 transitions. [2023-11-11 23:48:00,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-11 23:48:00,195 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:48:00,196 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:48:00,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:48:00,272 INFO L134 CoverageAnalysis]: Checked inductivity of 592 backedges. 288 proven. 6 refuted. 0 times theorem prover too weak. 298 trivial. 0 not checked. [2023-11-11 23:48:00,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:48:00,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 61 states and 107 transitions. [2023-11-11 23:48:00,614 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 107 transitions. [2023-11-11 23:48:00,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-11 23:48:00,615 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:48:00,616 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:48:00,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:48:00,713 INFO L134 CoverageAnalysis]: Checked inductivity of 624 backedges. 316 proven. 10 refuted. 0 times theorem prover too weak. 298 trivial. 0 not checked. [2023-11-11 23:48:01,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:48:01,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 62 states and 108 transitions. [2023-11-11 23:48:01,022 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 108 transitions. [2023-11-11 23:48:01,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-11 23:48:01,024 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:48:01,025 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:48:01,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:48:01,112 INFO L134 CoverageAnalysis]: Checked inductivity of 657 backedges. 344 proven. 15 refuted. 0 times theorem prover too weak. 298 trivial. 0 not checked. [2023-11-11 23:48:01,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:48:01,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 63 states and 108 transitions. [2023-11-11 23:48:01,426 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 108 transitions. [2023-11-11 23:48:01,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-11 23:48:01,427 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:48:01,428 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:48:01,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:48:01,607 INFO L134 CoverageAnalysis]: Checked inductivity of 691 backedges. 349 proven. 97 refuted. 0 times theorem prover too weak. 245 trivial. 0 not checked. [2023-11-11 23:48:02,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:48:02,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 67 states and 115 transitions. [2023-11-11 23:48:02,719 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 115 transitions. [2023-11-11 23:48:02,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-11-11 23:48:02,719 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:48:02,720 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:48:02,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:48:02,776 INFO L134 CoverageAnalysis]: Checked inductivity of 812 backedges. 439 proven. 3 refuted. 0 times theorem prover too weak. 370 trivial. 0 not checked. [2023-11-11 23:48:03,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:48:03,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 68 states and 116 transitions. [2023-11-11 23:48:03,087 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 116 transitions. [2023-11-11 23:48:03,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-11-11 23:48:03,087 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:48:03,088 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:48:03,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:48:03,150 INFO L134 CoverageAnalysis]: Checked inductivity of 850 backedges. 474 proven. 6 refuted. 0 times theorem prover too weak. 370 trivial. 0 not checked. [2023-11-11 23:48:03,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:48:03,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 69 states and 117 transitions. [2023-11-11 23:48:03,461 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 117 transitions. [2023-11-11 23:48:03,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2023-11-11 23:48:03,462 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:48:03,462 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:48:03,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:48:03,554 INFO L134 CoverageAnalysis]: Checked inductivity of 889 backedges. 509 proven. 10 refuted. 0 times theorem prover too weak. 370 trivial. 0 not checked. [2023-11-11 23:48:03,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:48:03,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 70 states and 118 transitions. [2023-11-11 23:48:03,863 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 118 transitions. [2023-11-11 23:48:03,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2023-11-11 23:48:03,864 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:48:03,864 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:48:03,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:48:03,986 INFO L134 CoverageAnalysis]: Checked inductivity of 929 backedges. 544 proven. 15 refuted. 0 times theorem prover too weak. 370 trivial. 0 not checked. [2023-11-11 23:48:04,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:48:04,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 71 states and 118 transitions. [2023-11-11 23:48:04,300 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 118 transitions. [2023-11-11 23:48:04,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-11-11 23:48:04,301 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:48:04,301 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:48:04,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:48:04,489 INFO L134 CoverageAnalysis]: Checked inductivity of 970 backedges. 484 proven. 220 refuted. 0 times theorem prover too weak. 266 trivial. 0 not checked. [2023-11-11 23:48:05,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:48:05,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 75 states and 125 transitions. [2023-11-11 23:48:05,749 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 125 transitions. [2023-11-11 23:48:05,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2023-11-11 23:48:05,750 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:48:05,750 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:48:05,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:48:05,837 INFO L134 CoverageAnalysis]: Checked inductivity of 1113 backedges. 618 proven. 3 refuted. 0 times theorem prover too weak. 492 trivial. 0 not checked. [2023-11-11 23:48:06,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:48:06,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 76 states and 126 transitions. [2023-11-11 23:48:06,161 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 126 transitions. [2023-11-11 23:48:06,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-11-11 23:48:06,162 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:48:06,162 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:48:06,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:48:06,282 INFO L134 CoverageAnalysis]: Checked inductivity of 1158 backedges. 660 proven. 6 refuted. 0 times theorem prover too weak. 492 trivial. 0 not checked. [2023-11-11 23:48:06,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:48:06,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 77 states and 127 transitions. [2023-11-11 23:48:06,637 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 127 transitions. [2023-11-11 23:48:06,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2023-11-11 23:48:06,639 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:48:06,640 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:48:06,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:48:06,728 INFO L134 CoverageAnalysis]: Checked inductivity of 1204 backedges. 702 proven. 10 refuted. 0 times theorem prover too weak. 492 trivial. 0 not checked. [2023-11-11 23:48:07,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:48:07,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 78 states and 128 transitions. [2023-11-11 23:48:07,086 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 128 transitions. [2023-11-11 23:48:07,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2023-11-11 23:48:07,088 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:48:07,088 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:48:07,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:48:07,180 INFO L134 CoverageAnalysis]: Checked inductivity of 1251 backedges. 744 proven. 15 refuted. 0 times theorem prover too weak. 492 trivial. 0 not checked. [2023-11-11 23:48:07,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:48:07,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 79 states and 128 transitions. [2023-11-11 23:48:07,527 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 128 transitions. [2023-11-11 23:48:07,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2023-11-11 23:48:07,527 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:48:07,528 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:48:07,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:48:07,742 INFO L134 CoverageAnalysis]: Checked inductivity of 1299 backedges. 619 proven. 393 refuted. 0 times theorem prover too weak. 287 trivial. 0 not checked. [2023-11-11 23:48:09,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:48:09,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 83 states and 134 transitions. [2023-11-11 23:48:09,131 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 134 transitions. [2023-11-11 23:48:09,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2023-11-11 23:48:09,132 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:48:09,132 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:48:09,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:48:09,194 INFO L134 CoverageAnalysis]: Checked inductivity of 1464 backedges. 797 proven. 3 refuted. 0 times theorem prover too weak. 664 trivial. 0 not checked. [2023-11-11 23:48:09,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:48:09,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 84 states and 135 transitions. [2023-11-11 23:48:09,571 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 135 transitions. [2023-11-11 23:48:09,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2023-11-11 23:48:09,572 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:48:09,572 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:48:09,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:48:09,658 INFO L134 CoverageAnalysis]: Checked inductivity of 1516 backedges. 846 proven. 6 refuted. 0 times theorem prover too weak. 664 trivial. 0 not checked. [2023-11-11 23:48:10,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:48:10,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 85 states and 136 transitions. [2023-11-11 23:48:10,092 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 136 transitions. [2023-11-11 23:48:10,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2023-11-11 23:48:10,093 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:48:10,093 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:48:10,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:48:10,173 INFO L134 CoverageAnalysis]: Checked inductivity of 1569 backedges. 895 proven. 10 refuted. 0 times theorem prover too weak. 664 trivial. 0 not checked. [2023-11-11 23:48:10,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:48:10,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 86 states and 137 transitions. [2023-11-11 23:48:10,560 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 137 transitions. [2023-11-11 23:48:10,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2023-11-11 23:48:10,561 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:48:10,561 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:48:10,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:48:10,653 INFO L134 CoverageAnalysis]: Checked inductivity of 1623 backedges. 944 proven. 15 refuted. 0 times theorem prover too weak. 664 trivial. 0 not checked. [2023-11-11 23:48:11,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:48:11,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 87 states and 137 transitions. [2023-11-11 23:48:11,101 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 137 transitions. [2023-11-11 23:48:11,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2023-11-11 23:48:11,101 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:48:11,102 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:48:11,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:48:11,186 INFO L134 CoverageAnalysis]: Checked inductivity of 1678 backedges. 856 proven. 3 refuted. 0 times theorem prover too weak. 819 trivial. 0 not checked. [2023-11-11 23:48:11,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:48:11,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 88 states and 138 transitions. [2023-11-11 23:48:11,565 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 138 transitions. [2023-11-11 23:48:11,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2023-11-11 23:48:11,566 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:48:11,567 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:48:11,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:48:11,667 INFO L134 CoverageAnalysis]: Checked inductivity of 1734 backedges. 909 proven. 6 refuted. 0 times theorem prover too weak. 819 trivial. 0 not checked. [2023-11-11 23:48:12,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:48:12,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 89 states and 139 transitions. [2023-11-11 23:48:12,044 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 139 transitions. [2023-11-11 23:48:12,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2023-11-11 23:48:12,044 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:48:12,045 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:48:12,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:48:12,129 INFO L134 CoverageAnalysis]: Checked inductivity of 1791 backedges. 962 proven. 10 refuted. 0 times theorem prover too weak. 819 trivial. 0 not checked. [2023-11-11 23:48:12,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:48:12,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 90 states and 140 transitions. [2023-11-11 23:48:12,592 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 140 transitions. [2023-11-11 23:48:12,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2023-11-11 23:48:12,593 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:48:12,593 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:48:12,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:48:12,680 INFO L134 CoverageAnalysis]: Checked inductivity of 1849 backedges. 1015 proven. 15 refuted. 0 times theorem prover too weak. 819 trivial. 0 not checked. [2023-11-11 23:48:13,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:48:13,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 91 states and 140 transitions. [2023-11-11 23:48:13,068 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 140 transitions. [2023-11-11 23:48:13,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2023-11-11 23:48:13,074 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:48:13,075 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:48:13,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:48:13,322 INFO L134 CoverageAnalysis]: Checked inductivity of 1908 backedges. 647 proven. 276 refuted. 0 times theorem prover too weak. 985 trivial. 0 not checked. [2023-11-11 23:48:16,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:48:16,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 101 states and 159 transitions. [2023-11-11 23:48:16,779 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 159 transitions. [2023-11-11 23:48:16,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2023-11-11 23:48:16,780 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:48:16,781 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:48:16,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:48:16,853 INFO L134 CoverageAnalysis]: Checked inductivity of 2340 backedges. 1171 proven. 3 refuted. 0 times theorem prover too weak. 1166 trivial. 0 not checked. [2023-11-11 23:48:17,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:48:17,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 102 states and 160 transitions. [2023-11-11 23:48:17,219 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 160 transitions. [2023-11-11 23:48:17,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2023-11-11 23:48:17,220 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:48:17,220 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:48:17,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:48:17,302 INFO L134 CoverageAnalysis]: Checked inductivity of 2406 backedges. 1234 proven. 6 refuted. 0 times theorem prover too weak. 1166 trivial. 0 not checked. [2023-11-11 23:48:17,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:48:17,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 103 states and 161 transitions. [2023-11-11 23:48:17,787 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 161 transitions. [2023-11-11 23:48:17,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2023-11-11 23:48:17,789 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:48:17,789 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:48:17,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:48:17,903 INFO L134 CoverageAnalysis]: Checked inductivity of 2473 backedges. 1297 proven. 10 refuted. 0 times theorem prover too weak. 1166 trivial. 0 not checked. [2023-11-11 23:48:18,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:48:18,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 104 states and 162 transitions. [2023-11-11 23:48:18,331 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 162 transitions. [2023-11-11 23:48:18,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2023-11-11 23:48:18,332 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:48:18,332 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:48:18,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:48:18,429 INFO L134 CoverageAnalysis]: Checked inductivity of 2541 backedges. 1360 proven. 15 refuted. 0 times theorem prover too weak. 1166 trivial. 0 not checked. [2023-11-11 23:48:18,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:48:18,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 105 states and 162 transitions. [2023-11-11 23:48:18,870 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 162 transitions. [2023-11-11 23:48:18,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2023-11-11 23:48:18,870 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:48:18,870 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:48:18,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:48:19,035 INFO L134 CoverageAnalysis]: Checked inductivity of 2610 backedges. 1479 proven. 24 refuted. 0 times theorem prover too weak. 1107 trivial. 0 not checked. [2023-11-11 23:48:20,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:48:20,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 109 states and 169 transitions. [2023-11-11 23:48:20,665 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 169 transitions. [2023-11-11 23:48:20,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2023-11-11 23:48:20,666 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:48:20,666 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:48:20,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:48:20,747 INFO L134 CoverageAnalysis]: Checked inductivity of 2842 backedges. 1350 proven. 3 refuted. 0 times theorem prover too weak. 1489 trivial. 0 not checked. [2023-11-11 23:48:21,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:48:21,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 110 states and 170 transitions. [2023-11-11 23:48:21,268 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 170 transitions. [2023-11-11 23:48:21,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2023-11-11 23:48:21,268 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:48:21,269 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:48:21,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:48:21,360 INFO L134 CoverageAnalysis]: Checked inductivity of 2915 backedges. 1420 proven. 6 refuted. 0 times theorem prover too weak. 1489 trivial. 0 not checked. [2023-11-11 23:48:21,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:48:21,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 111 states and 171 transitions. [2023-11-11 23:48:21,827 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 171 transitions. [2023-11-11 23:48:21,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2023-11-11 23:48:21,828 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:48:21,828 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:48:21,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:48:21,921 INFO L134 CoverageAnalysis]: Checked inductivity of 2989 backedges. 1490 proven. 10 refuted. 0 times theorem prover too weak. 1489 trivial. 0 not checked. [2023-11-11 23:48:22,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:48:22,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 112 states and 172 transitions. [2023-11-11 23:48:22,400 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 172 transitions. [2023-11-11 23:48:22,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2023-11-11 23:48:22,401 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:48:22,402 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:48:22,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:48:22,540 INFO L134 CoverageAnalysis]: Checked inductivity of 3064 backedges. 1560 proven. 15 refuted. 0 times theorem prover too weak. 1489 trivial. 0 not checked. [2023-11-11 23:48:23,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:48:23,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 113 states and 172 transitions. [2023-11-11 23:48:23,026 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 172 transitions. [2023-11-11 23:48:23,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2023-11-11 23:48:23,026 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:48:23,027 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:48:23,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:48:23,113 INFO L134 CoverageAnalysis]: Checked inductivity of 3140 backedges. 1915 proven. 97 refuted. 0 times theorem prover too weak. 1128 trivial. 0 not checked. [2023-11-11 23:48:24,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:48:24,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 117 states and 179 transitions. [2023-11-11 23:48:24,975 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 179 transitions. [2023-11-11 23:48:24,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2023-11-11 23:48:24,976 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:48:24,976 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:48:25,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:48:25,082 INFO L134 CoverageAnalysis]: Checked inductivity of 3394 backedges. 1529 proven. 3 refuted. 0 times theorem prover too weak. 1862 trivial. 0 not checked. [2023-11-11 23:48:25,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:48:25,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 118 states and 180 transitions. [2023-11-11 23:48:25,575 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 180 transitions. [2023-11-11 23:48:25,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2023-11-11 23:48:25,576 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:48:25,576 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:48:25,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:48:25,665 INFO L134 CoverageAnalysis]: Checked inductivity of 3474 backedges. 1606 proven. 6 refuted. 0 times theorem prover too weak. 1862 trivial. 0 not checked. [2023-11-11 23:48:26,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:48:26,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 119 states and 181 transitions. [2023-11-11 23:48:26,120 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 181 transitions. [2023-11-11 23:48:26,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2023-11-11 23:48:26,121 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:48:26,121 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:48:26,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:48:26,209 INFO L134 CoverageAnalysis]: Checked inductivity of 3555 backedges. 1683 proven. 10 refuted. 0 times theorem prover too weak. 1862 trivial. 0 not checked. [2023-11-11 23:48:26,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:48:26,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 120 states and 182 transitions. [2023-11-11 23:48:26,756 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 182 transitions. [2023-11-11 23:48:26,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2023-11-11 23:48:26,756 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:48:26,757 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:48:26,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:48:26,858 INFO L134 CoverageAnalysis]: Checked inductivity of 3637 backedges. 1760 proven. 15 refuted. 0 times theorem prover too weak. 1862 trivial. 0 not checked. [2023-11-11 23:48:27,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:48:27,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 121 states and 182 transitions. [2023-11-11 23:48:27,374 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 182 transitions. [2023-11-11 23:48:27,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2023-11-11 23:48:27,375 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:48:27,375 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:48:27,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:48:27,467 INFO L134 CoverageAnalysis]: Checked inductivity of 3720 backedges. 2351 proven. 220 refuted. 0 times theorem prover too weak. 1149 trivial. 0 not checked. [2023-11-11 23:48:29,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:48:29,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 125 states and 189 transitions. [2023-11-11 23:48:29,414 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 189 transitions. [2023-11-11 23:48:29,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2023-11-11 23:48:29,415 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:48:29,415 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:48:29,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:48:29,493 INFO L134 CoverageAnalysis]: Checked inductivity of 3996 backedges. 1708 proven. 3 refuted. 0 times theorem prover too weak. 2285 trivial. 0 not checked. [2023-11-11 23:48:30,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:48:30,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 126 states and 190 transitions. [2023-11-11 23:48:30,024 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 190 transitions. [2023-11-11 23:48:30,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2023-11-11 23:48:30,025 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:48:30,025 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:48:30,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:48:30,122 INFO L134 CoverageAnalysis]: Checked inductivity of 4083 backedges. 1792 proven. 6 refuted. 0 times theorem prover too weak. 2285 trivial. 0 not checked. [2023-11-11 23:48:30,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:48:30,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 127 states and 191 transitions. [2023-11-11 23:48:30,706 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 191 transitions. [2023-11-11 23:48:30,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2023-11-11 23:48:30,709 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:48:30,709 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:48:30,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:48:30,808 INFO L134 CoverageAnalysis]: Checked inductivity of 4171 backedges. 1876 proven. 10 refuted. 0 times theorem prover too weak. 2285 trivial. 0 not checked. [2023-11-11 23:48:31,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:48:31,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 128 states and 192 transitions. [2023-11-11 23:48:31,369 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 192 transitions. [2023-11-11 23:48:31,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2023-11-11 23:48:31,370 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:48:31,370 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:48:31,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:48:31,499 INFO L134 CoverageAnalysis]: Checked inductivity of 4260 backedges. 1960 proven. 15 refuted. 0 times theorem prover too weak. 2285 trivial. 0 not checked. [2023-11-11 23:48:32,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:48:32,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 129 states and 192 transitions. [2023-11-11 23:48:32,070 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 192 transitions. [2023-11-11 23:48:32,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2023-11-11 23:48:32,070 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:48:32,071 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:48:32,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:48:32,260 INFO L134 CoverageAnalysis]: Checked inductivity of 4350 backedges. 2787 proven. 393 refuted. 0 times theorem prover too weak. 1170 trivial. 0 not checked. [2023-11-11 23:48:34,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:48:34,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 133 states and 198 transitions. [2023-11-11 23:48:34,275 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 198 transitions. [2023-11-11 23:48:34,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2023-11-11 23:48:34,276 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:48:34,277 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:48:34,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:48:34,359 INFO L134 CoverageAnalysis]: Checked inductivity of 4648 backedges. 1887 proven. 3 refuted. 0 times theorem prover too weak. 2758 trivial. 0 not checked. [2023-11-11 23:48:34,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:48:34,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 134 states and 199 transitions. [2023-11-11 23:48:34,914 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 199 transitions. [2023-11-11 23:48:34,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2023-11-11 23:48:34,915 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:48:34,916 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms