./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/array-cav19/array_init_both_ends_multiple_sum.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 527bcce2 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_373083c8-efe8-4caa-9f93-2c07d286a7a2/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_373083c8-efe8-4caa-9f93-2c07d286a7a2/bin/ukojak-verify-i0I2FZA1j2/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_373083c8-efe8-4caa-9f93-2c07d286a7a2/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_373083c8-efe8-4caa-9f93-2c07d286a7a2/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/array-cav19/array_init_both_ends_multiple_sum.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_373083c8-efe8-4caa-9f93-2c07d286a7a2/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_373083c8-efe8-4caa-9f93-2c07d286a7a2/bin/ukojak-verify-i0I2FZA1j2 --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 54df2940ae4d13c219208dbc33c051105041923e87e99fc1d1620ede83e75392 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:50:22,441 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:50:22,564 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_373083c8-efe8-4caa-9f93-2c07d286a7a2/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-21 18:50:22,577 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 18:50:22,578 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-21 18:50:22,618 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:50:22,619 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:50:22,620 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:50:22,621 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:50:22,627 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:50:22,628 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:50:22,629 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:50:22,630 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 18:50:22,632 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:50:22,632 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 18:50:22,633 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:50:22,633 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:50:22,634 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:50:22,634 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:50:22,635 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 18:50:22,636 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:50:22,637 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:50:22,638 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:50:22,638 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:50:22,639 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:50:22,639 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:50:22,640 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:50:22,640 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:50:22,641 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:50:22,641 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:50:22,643 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-21 18:50:22,643 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 18:50:22,644 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:50:22,644 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_373083c8-efe8-4caa-9f93-2c07d286a7a2/bin/ukojak-verify-i0I2FZA1j2/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_373083c8-efe8-4caa-9f93-2c07d286a7a2/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 54df2940ae4d13c219208dbc33c051105041923e87e99fc1d1620ede83e75392 [2023-11-21 18:50:22,981 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:50:23,018 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:50:23,022 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:50:23,023 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:50:23,024 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:50:23,025 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_373083c8-efe8-4caa-9f93-2c07d286a7a2/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/array-cav19/array_init_both_ends_multiple_sum.c [2023-11-21 18:50:26,231 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:50:26,467 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:50:26,468 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_373083c8-efe8-4caa-9f93-2c07d286a7a2/sv-benchmarks/c/array-cav19/array_init_both_ends_multiple_sum.c [2023-11-21 18:50:26,478 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_373083c8-efe8-4caa-9f93-2c07d286a7a2/bin/ukojak-verify-i0I2FZA1j2/data/e21617a15/60e1fda37e0e411b98a8ba630636cadc/FLAG8c046ce42 [2023-11-21 18:50:26,495 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_373083c8-efe8-4caa-9f93-2c07d286a7a2/bin/ukojak-verify-i0I2FZA1j2/data/e21617a15/60e1fda37e0e411b98a8ba630636cadc [2023-11-21 18:50:26,497 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:50:26,506 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:50:26,510 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:50:26,510 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:50:26,515 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:50:26,516 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:50:26" (1/1) ... [2023-11-21 18:50:26,518 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@16f70697 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:50:26, skipping insertion in model container [2023-11-21 18:50:26,519 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:50:26" (1/1) ... [2023-11-21 18:50:26,542 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:50:26,778 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_373083c8-efe8-4caa-9f93-2c07d286a7a2/sv-benchmarks/c/array-cav19/array_init_both_ends_multiple_sum.c[424,437] [2023-11-21 18:50:26,795 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:50:26,805 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:50:26,818 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_373083c8-efe8-4caa-9f93-2c07d286a7a2/sv-benchmarks/c/array-cav19/array_init_both_ends_multiple_sum.c[424,437] [2023-11-21 18:50:26,825 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:50:26,840 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:50:26,841 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:50:26 WrapperNode [2023-11-21 18:50:26,841 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:50:26,842 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:50:26,842 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:50:26,843 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:50:26,850 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:50:26" (1/1) ... [2023-11-21 18:50:26,857 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:50:26" (1/1) ... [2023-11-21 18:50:26,876 INFO L138 Inliner]: procedures = 14, calls = 18, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 61 [2023-11-21 18:50:26,877 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:50:26,878 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:50:26,878 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:50:26,878 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:50:26,887 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:50:26" (1/1) ... [2023-11-21 18:50:26,887 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:50:26" (1/1) ... [2023-11-21 18:50:26,889 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:50:26" (1/1) ... [2023-11-21 18:50:26,890 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:50:26" (1/1) ... [2023-11-21 18:50:26,895 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:50:26" (1/1) ... [2023-11-21 18:50:26,898 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:50:26" (1/1) ... [2023-11-21 18:50:26,899 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:50:26" (1/1) ... [2023-11-21 18:50:26,900 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:50:26" (1/1) ... [2023-11-21 18:50:26,909 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:50:26,910 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:50:26,910 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:50:26,910 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:50:26,912 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:50:26" (1/1) ... [2023-11-21 18:50:26,918 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:50:26,933 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_373083c8-efe8-4caa-9f93-2c07d286a7a2/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:50:26,948 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_373083c8-efe8-4caa-9f93-2c07d286a7a2/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:50:26,950 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_373083c8-efe8-4caa-9f93-2c07d286a7a2/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:50:26,979 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:50:26,980 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 18:50:26,980 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-21 18:50:26,980 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-21 18:50:26,980 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:50:26,981 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:50:26,981 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-21 18:50:26,981 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-21 18:50:27,054 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:50:27,056 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:50:27,202 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:50:27,249 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:50:27,250 INFO L308 CfgBuilder]: Removed 3 assume(true) statements. [2023-11-21 18:50:27,251 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:50:27 BoogieIcfgContainer [2023-11-21 18:50:27,252 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:50:27,253 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:50:27,253 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:50:27,264 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:50:27,265 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:50:27" (1/1) ... [2023-11-21 18:50:27,275 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 18:50:27,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:27,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 9 states and 12 transitions. [2023-11-21 18:50:27,336 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 12 transitions. [2023-11-21 18:50:27,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-21 18:50:27,339 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:27,340 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:27,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:27,643 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:50:27,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:27,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 10 states and 13 transitions. [2023-11-21 18:50:27,720 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 13 transitions. [2023-11-21 18:50:27,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-21 18:50:27,721 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:27,721 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:27,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:27,910 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-21 18:50:28,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:28,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 11 states and 15 transitions. [2023-11-21 18:50:28,032 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 15 transitions. [2023-11-21 18:50:28,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-21 18:50:28,033 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:28,033 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:28,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:28,219 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:50:28,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:28,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 12 states and 17 transitions. [2023-11-21 18:50:28,293 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 17 transitions. [2023-11-21 18:50:28,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-21 18:50:28,294 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:28,294 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:28,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:28,433 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:50:28,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:28,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 13 states and 19 transitions. [2023-11-21 18:50:28,545 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 19 transitions. [2023-11-21 18:50:28,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-21 18:50:28,545 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:28,546 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:28,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:28,727 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-21 18:50:28,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:28,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 14 states and 21 transitions. [2023-11-21 18:50:28,784 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 21 transitions. [2023-11-21 18:50:28,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-21 18:50:28,785 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:28,785 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:28,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:28,915 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-21 18:50:29,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:29,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 15 states and 22 transitions. [2023-11-21 18:50:29,042 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 22 transitions. [2023-11-21 18:50:29,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-21 18:50:29,044 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:29,044 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:29,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:29,205 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-21 18:50:29,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:29,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 16 states and 23 transitions. [2023-11-21 18:50:29,333 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 23 transitions. [2023-11-21 18:50:29,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-21 18:50:29,333 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:29,334 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:29,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:29,413 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-21 18:50:29,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:29,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 17 states and 24 transitions. [2023-11-21 18:50:29,454 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 24 transitions. [2023-11-21 18:50:29,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-21 18:50:29,456 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:29,456 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:29,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:29,610 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-21 18:50:29,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:29,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 18 states and 25 transitions. [2023-11-21 18:50:29,653 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 25 transitions. [2023-11-21 18:50:29,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-21 18:50:29,655 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:29,656 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:29,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:29,763 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-21 18:50:29,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:29,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 19 states and 27 transitions. [2023-11-21 18:50:29,858 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 27 transitions. [2023-11-21 18:50:29,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-21 18:50:29,860 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:29,860 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:29,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:29,983 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-21 18:50:30,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:30,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 20 states and 28 transitions. [2023-11-21 18:50:30,056 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 28 transitions. [2023-11-21 18:50:30,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-21 18:50:30,056 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:30,057 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:30,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:30,153 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-21 18:50:30,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:30,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 21 states and 29 transitions. [2023-11-21 18:50:30,253 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 29 transitions. [2023-11-21 18:50:30,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-21 18:50:30,255 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:30,255 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:30,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:30,405 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-21 18:50:30,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:30,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 22 states and 30 transitions. [2023-11-21 18:50:30,524 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 30 transitions. [2023-11-21 18:50:30,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-21 18:50:30,525 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:30,525 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:30,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:30,657 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-21 18:50:30,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:30,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 23 states and 31 transitions. [2023-11-21 18:50:30,769 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 31 transitions. [2023-11-21 18:50:30,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-21 18:50:30,769 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:30,770 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:30,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:30,921 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-21 18:50:31,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:31,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 24 states and 32 transitions. [2023-11-21 18:50:31,034 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 32 transitions. [2023-11-21 18:50:31,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-21 18:50:31,035 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:31,035 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:31,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:31,176 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-21 18:50:31,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:31,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 25 states and 33 transitions. [2023-11-21 18:50:31,294 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 33 transitions. [2023-11-21 18:50:31,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-21 18:50:31,295 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:31,295 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:31,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:31,463 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-21 18:50:31,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:31,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 26 states and 34 transitions. [2023-11-21 18:50:31,598 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 34 transitions. [2023-11-21 18:50:31,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-21 18:50:31,598 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:31,599 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:31,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:31,792 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-21 18:50:31,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:31,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 27 states and 35 transitions. [2023-11-21 18:50:31,933 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 35 transitions. [2023-11-21 18:50:31,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-21 18:50:31,934 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:31,934 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:31,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:32,135 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-21 18:50:32,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:32,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 28 states and 36 transitions. [2023-11-21 18:50:32,284 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 36 transitions. [2023-11-21 18:50:32,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-21 18:50:32,285 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:32,285 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:32,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:32,525 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-21 18:50:32,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:32,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 29 states and 37 transitions. [2023-11-21 18:50:32,690 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 37 transitions. [2023-11-21 18:50:32,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-21 18:50:32,691 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:32,691 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:32,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:32,920 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-21 18:50:33,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:33,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 30 states and 38 transitions. [2023-11-21 18:50:33,107 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 38 transitions. [2023-11-21 18:50:33,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-21 18:50:33,112 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:33,112 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:33,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:33,438 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-21 18:50:33,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:33,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 31 states and 39 transitions. [2023-11-21 18:50:33,617 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 39 transitions. [2023-11-21 18:50:33,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-21 18:50:33,619 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:33,619 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:33,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:33,927 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-21 18:50:34,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:34,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 32 states and 40 transitions. [2023-11-21 18:50:34,086 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 40 transitions. [2023-11-21 18:50:34,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-21 18:50:34,087 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:34,087 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:34,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:34,197 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 130 trivial. 0 not checked. [2023-11-21 18:50:34,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:34,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 33 states and 41 transitions. [2023-11-21 18:50:34,400 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 41 transitions. [2023-11-21 18:50:34,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-21 18:50:34,402 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:34,402 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:34,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:34,711 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 120 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2023-11-21 18:50:34,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:34,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 34 states and 42 transitions. [2023-11-21 18:50:34,909 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 42 transitions. [2023-11-21 18:50:34,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-21 18:50:34,910 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:34,911 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:34,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:35,223 INFO L134 CoverageAnalysis]: Checked inductivity of 161 backedges. 0 proven. 136 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2023-11-21 18:50:35,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:35,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 35 states and 43 transitions. [2023-11-21 18:50:35,412 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 43 transitions. [2023-11-21 18:50:35,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-21 18:50:35,414 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:35,414 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:35,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:35,755 INFO L134 CoverageAnalysis]: Checked inductivity of 178 backedges. 0 proven. 153 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2023-11-21 18:50:35,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:35,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 36 states and 44 transitions. [2023-11-21 18:50:35,966 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 44 transitions. [2023-11-21 18:50:35,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-21 18:50:35,967 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:35,967 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:35,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:36,295 INFO L134 CoverageAnalysis]: Checked inductivity of 196 backedges. 0 proven. 171 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2023-11-21 18:50:36,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:36,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 37 states and 45 transitions. [2023-11-21 18:50:36,537 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 45 transitions. [2023-11-21 18:50:36,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-21 18:50:36,538 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:36,538 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:36,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:36,913 INFO L134 CoverageAnalysis]: Checked inductivity of 215 backedges. 0 proven. 190 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2023-11-21 18:50:37,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:37,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 38 states and 46 transitions. [2023-11-21 18:50:37,097 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 46 transitions. [2023-11-21 18:50:37,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-21 18:50:37,098 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:37,098 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:37,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:37,486 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2023-11-21 18:50:37,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:37,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 39 states and 47 transitions. [2023-11-21 18:50:37,739 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 47 transitions. [2023-11-21 18:50:37,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-21 18:50:37,739 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:37,740 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:37,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:38,142 INFO L134 CoverageAnalysis]: Checked inductivity of 256 backedges. 0 proven. 231 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2023-11-21 18:50:38,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:38,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 40 states and 48 transitions. [2023-11-21 18:50:38,413 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 48 transitions. [2023-11-21 18:50:38,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-21 18:50:38,414 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:38,414 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:38,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:38,827 INFO L134 CoverageAnalysis]: Checked inductivity of 278 backedges. 0 proven. 253 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2023-11-21 18:50:39,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:39,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 41 states and 49 transitions. [2023-11-21 18:50:39,082 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 49 transitions. [2023-11-21 18:50:39,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-21 18:50:39,082 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:39,082 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:39,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:39,516 INFO L134 CoverageAnalysis]: Checked inductivity of 301 backedges. 0 proven. 276 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2023-11-21 18:50:39,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:39,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 42 states and 50 transitions. [2023-11-21 18:50:39,774 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 50 transitions. [2023-11-21 18:50:39,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-21 18:50:39,774 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:39,775 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:39,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:40,281 INFO L134 CoverageAnalysis]: Checked inductivity of 325 backedges. 0 proven. 300 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2023-11-21 18:50:40,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:40,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 43 states and 51 transitions. [2023-11-21 18:50:40,572 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 51 transitions. [2023-11-21 18:50:40,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-21 18:50:40,573 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:40,573 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:40,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:41,060 INFO L134 CoverageAnalysis]: Checked inductivity of 350 backedges. 0 proven. 325 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2023-11-21 18:50:41,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:41,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 44 states and 52 transitions. [2023-11-21 18:50:41,372 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 52 transitions. [2023-11-21 18:50:41,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-21 18:50:41,373 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:41,373 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:41,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:41,862 INFO L134 CoverageAnalysis]: Checked inductivity of 376 backedges. 0 proven. 351 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2023-11-21 18:50:42,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:42,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 45 states and 53 transitions. [2023-11-21 18:50:42,154 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 53 transitions. [2023-11-21 18:50:42,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-21 18:50:42,154 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:42,154 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:42,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:42,665 INFO L134 CoverageAnalysis]: Checked inductivity of 403 backedges. 0 proven. 378 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2023-11-21 18:50:42,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:42,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 46 states and 54 transitions. [2023-11-21 18:50:42,964 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 54 transitions. [2023-11-21 18:50:42,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-21 18:50:42,964 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:42,964 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:42,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:43,492 INFO L134 CoverageAnalysis]: Checked inductivity of 431 backedges. 0 proven. 406 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2023-11-21 18:50:43,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:43,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 47 states and 55 transitions. [2023-11-21 18:50:43,794 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 55 transitions. [2023-11-21 18:50:43,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-21 18:50:43,795 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:43,795 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:43,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:44,275 INFO L134 CoverageAnalysis]: Checked inductivity of 460 backedges. 0 proven. 435 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2023-11-21 18:50:44,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:44,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 48 states and 56 transitions. [2023-11-21 18:50:44,635 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 56 transitions. [2023-11-21 18:50:44,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-21 18:50:44,636 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:44,636 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:44,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:45,284 INFO L134 CoverageAnalysis]: Checked inductivity of 490 backedges. 0 proven. 465 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2023-11-21 18:50:45,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:45,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 49 states and 57 transitions. [2023-11-21 18:50:45,585 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 57 transitions. [2023-11-21 18:50:45,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-21 18:50:45,585 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:45,586 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:45,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:46,081 INFO L134 CoverageAnalysis]: Checked inductivity of 521 backedges. 0 proven. 496 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2023-11-21 18:50:46,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:46,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 50 states and 58 transitions. [2023-11-21 18:50:46,371 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 58 transitions. [2023-11-21 18:50:46,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-21 18:50:46,371 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:46,372 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:46,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:46,874 INFO L134 CoverageAnalysis]: Checked inductivity of 553 backedges. 0 proven. 528 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2023-11-21 18:50:47,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:47,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 51 states and 59 transitions. [2023-11-21 18:50:47,164 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 59 transitions. [2023-11-21 18:50:47,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-21 18:50:47,164 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:47,164 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:47,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:47,679 INFO L134 CoverageAnalysis]: Checked inductivity of 586 backedges. 0 proven. 561 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2023-11-21 18:50:47,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:47,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 52 states and 60 transitions. [2023-11-21 18:50:47,997 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 60 transitions. [2023-11-21 18:50:47,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-21 18:50:47,997 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:47,997 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:48,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:48,576 INFO L134 CoverageAnalysis]: Checked inductivity of 620 backedges. 0 proven. 595 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2023-11-21 18:50:48,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:48,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 53 states and 61 transitions. [2023-11-21 18:50:48,922 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 61 transitions. [2023-11-21 18:50:48,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-21 18:50:48,922 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:48,923 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:48,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:49,735 INFO L134 CoverageAnalysis]: Checked inductivity of 655 backedges. 0 proven. 630 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2023-11-21 18:50:50,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:50,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 54 states and 62 transitions. [2023-11-21 18:50:50,046 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 62 transitions. [2023-11-21 18:50:50,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-21 18:50:50,046 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:50,047 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:50,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:50,694 INFO L134 CoverageAnalysis]: Checked inductivity of 691 backedges. 0 proven. 666 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2023-11-21 18:50:51,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:51,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 55 states and 63 transitions. [2023-11-21 18:50:51,028 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 63 transitions. [2023-11-21 18:50:51,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-21 18:50:51,028 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:51,028 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:51,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:51,662 INFO L134 CoverageAnalysis]: Checked inductivity of 728 backedges. 0 proven. 703 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2023-11-21 18:50:52,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:52,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 56 states and 64 transitions. [2023-11-21 18:50:52,034 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 64 transitions. [2023-11-21 18:50:52,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-21 18:50:52,034 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:52,034 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:52,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:52,182 INFO L134 CoverageAnalysis]: Checked inductivity of 766 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 751 trivial. 0 not checked. [2023-11-21 18:50:52,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:52,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 57 states and 65 transitions. [2023-11-21 18:50:52,521 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 65 transitions. [2023-11-21 18:50:52,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-21 18:50:52,522 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:52,522 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:52,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:53,200 INFO L134 CoverageAnalysis]: Checked inductivity of 772 backedges. 0 proven. 741 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2023-11-21 18:50:53,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:53,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 58 states and 66 transitions. [2023-11-21 18:50:53,593 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 66 transitions. [2023-11-21 18:50:53,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-21 18:50:53,593 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:53,594 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:53,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:54,238 INFO L134 CoverageAnalysis]: Checked inductivity of 811 backedges. 0 proven. 780 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2023-11-21 18:50:54,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:54,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 59 states and 67 transitions. [2023-11-21 18:50:54,625 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 67 transitions. [2023-11-21 18:50:54,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-21 18:50:54,626 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:54,626 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:54,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:55,432 INFO L134 CoverageAnalysis]: Checked inductivity of 851 backedges. 0 proven. 820 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2023-11-21 18:50:55,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:55,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 60 states and 68 transitions. [2023-11-21 18:50:55,791 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 68 transitions. [2023-11-21 18:50:55,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-21 18:50:55,792 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:55,792 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:55,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:55,928 INFO L134 CoverageAnalysis]: Checked inductivity of 892 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 882 trivial. 0 not checked. [2023-11-21 18:50:55,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:55,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 61 states and 69 transitions. [2023-11-21 18:50:55,962 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 69 transitions. [2023-11-21 18:50:55,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-21 18:50:55,964 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:55,964 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:56,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:56,647 INFO L134 CoverageAnalysis]: Checked inductivity of 897 backedges. 0 proven. 861 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2023-11-21 18:50:56,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:56,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 62 states and 70 transitions. [2023-11-21 18:50:56,988 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 70 transitions. [2023-11-21 18:50:56,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-21 18:50:56,989 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:56,989 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:57,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:57,734 INFO L134 CoverageAnalysis]: Checked inductivity of 939 backedges. 0 proven. 903 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2023-11-21 18:50:58,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:58,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 63 states and 71 transitions. [2023-11-21 18:50:58,103 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 71 transitions. [2023-11-21 18:50:58,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-21 18:50:58,103 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:58,104 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:58,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:58,973 INFO L134 CoverageAnalysis]: Checked inductivity of 982 backedges. 0 proven. 946 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2023-11-21 18:50:59,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:59,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 64 states and 72 transitions. [2023-11-21 18:50:59,353 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 72 transitions. [2023-11-21 18:50:59,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-21 18:50:59,353 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:59,354 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:59,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:51:00,168 INFO L134 CoverageAnalysis]: Checked inductivity of 1026 backedges. 0 proven. 990 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2023-11-21 18:51:00,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:51:00,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 65 states and 73 transitions. [2023-11-21 18:51:00,639 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 73 transitions. [2023-11-21 18:51:00,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-21 18:51:00,640 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:51:00,640 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:51:00,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:51:01,560 INFO L134 CoverageAnalysis]: Checked inductivity of 1071 backedges. 0 proven. 1035 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2023-11-21 18:51:01,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:51:01,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 66 states and 74 transitions. [2023-11-21 18:51:01,927 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 74 transitions. [2023-11-21 18:51:01,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-11-21 18:51:01,928 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:51:01,928 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:51:01,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:51:02,644 INFO L134 CoverageAnalysis]: Checked inductivity of 1117 backedges. 0 proven. 1081 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2023-11-21 18:51:02,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:51:02,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 67 states and 75 transitions. [2023-11-21 18:51:02,972 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 75 transitions. [2023-11-21 18:51:02,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-11-21 18:51:02,973 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:51:02,973 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:51:03,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:51:03,691 INFO L134 CoverageAnalysis]: Checked inductivity of 1164 backedges. 0 proven. 1128 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2023-11-21 18:51:04,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:51:04,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 68 states and 76 transitions. [2023-11-21 18:51:04,033 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 76 transitions. [2023-11-21 18:51:04,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-11-21 18:51:04,034 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:51:04,034 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:51:04,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:51:04,638 INFO L134 CoverageAnalysis]: Checked inductivity of 1212 backedges. 0 proven. 1176 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2023-11-21 18:51:04,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:51:04,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 69 states and 77 transitions. [2023-11-21 18:51:04,995 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 77 transitions. [2023-11-21 18:51:04,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2023-11-21 18:51:04,996 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:51:04,996 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:51:05,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:51:05,601 INFO L134 CoverageAnalysis]: Checked inductivity of 1261 backedges. 0 proven. 1225 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2023-11-21 18:51:05,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:51:05,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 70 states and 78 transitions. [2023-11-21 18:51:05,953 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 78 transitions. [2023-11-21 18:51:05,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2023-11-21 18:51:05,953 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:51:05,953 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:51:06,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:51:06,639 INFO L134 CoverageAnalysis]: Checked inductivity of 1311 backedges. 0 proven. 1275 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked.