./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/ps2-ll_valuebound100.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0021b542-a3e9-4fb7-8f7b-fae73e355641/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0021b542-a3e9-4fb7-8f7b-fae73e355641/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0021b542-a3e9-4fb7-8f7b-fae73e355641/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0021b542-a3e9-4fb7-8f7b-fae73e355641/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/ps2-ll_valuebound100.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0021b542-a3e9-4fb7-8f7b-fae73e355641/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0021b542-a3e9-4fb7-8f7b-fae73e355641/bin/ukojak-verify-Qdu7aM0XO9 --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 3d083d1689aabbf2f9bd2c9523429b32bf33c71fcafd2ea04f6cb909fe9a2705 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 23:09:14,290 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 23:09:14,355 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0021b542-a3e9-4fb7-8f7b-fae73e355641/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-12-02 23:09:14,359 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 23:09:14,360 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-02 23:09:14,383 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 23:09:14,384 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 23:09:14,384 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-02 23:09:14,385 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 23:09:14,385 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 23:09:14,386 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 23:09:14,386 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 23:09:14,387 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 23:09:14,387 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 23:09:14,388 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 23:09:14,388 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 23:09:14,389 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 23:09:14,389 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 23:09:14,390 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 23:09:14,390 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 23:09:14,391 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 23:09:14,391 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 23:09:14,392 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 23:09:14,392 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 23:09:14,393 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 23:09:14,393 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 23:09:14,393 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 23:09:14,394 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 23:09:14,394 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 23:09:14,395 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 23:09:14,395 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-02 23:09:14,395 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 23:09:14,396 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 23:09:14,396 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_0021b542-a3e9-4fb7-8f7b-fae73e355641/bin/ukojak-verify-Qdu7aM0XO9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0021b542-a3e9-4fb7-8f7b-fae73e355641/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3d083d1689aabbf2f9bd2c9523429b32bf33c71fcafd2ea04f6cb909fe9a2705 [2023-12-02 23:09:14,605 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 23:09:14,624 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 23:09:14,627 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 23:09:14,628 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 23:09:14,629 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 23:09:14,630 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0021b542-a3e9-4fb7-8f7b-fae73e355641/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/nla-digbench-scaling/ps2-ll_valuebound100.c [2023-12-02 23:09:17,363 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 23:09:17,546 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 23:09:17,547 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0021b542-a3e9-4fb7-8f7b-fae73e355641/sv-benchmarks/c/nla-digbench-scaling/ps2-ll_valuebound100.c [2023-12-02 23:09:17,553 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0021b542-a3e9-4fb7-8f7b-fae73e355641/bin/ukojak-verify-Qdu7aM0XO9/data/7ab4a0569/7b0d2f7d65af42b2ae0317e30e221a6c/FLAG7c942a617 [2023-12-02 23:09:17,565 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0021b542-a3e9-4fb7-8f7b-fae73e355641/bin/ukojak-verify-Qdu7aM0XO9/data/7ab4a0569/7b0d2f7d65af42b2ae0317e30e221a6c [2023-12-02 23:09:17,568 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 23:09:17,569 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 23:09:17,570 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 23:09:17,570 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 23:09:17,574 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 23:09:17,574 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 11:09:17" (1/1) ... [2023-12-02 23:09:17,575 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4680893 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:09:17, skipping insertion in model container [2023-12-02 23:09:17,576 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 11:09:17" (1/1) ... [2023-12-02 23:09:17,592 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 23:09:17,714 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_0021b542-a3e9-4fb7-8f7b-fae73e355641/sv-benchmarks/c/nla-digbench-scaling/ps2-ll_valuebound100.c[454,467] [2023-12-02 23:09:17,724 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 23:09:17,733 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 23:09:17,743 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_0021b542-a3e9-4fb7-8f7b-fae73e355641/sv-benchmarks/c/nla-digbench-scaling/ps2-ll_valuebound100.c[454,467] [2023-12-02 23:09:17,747 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 23:09:17,758 INFO L206 MainTranslator]: Completed translation [2023-12-02 23:09:17,758 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:09:17 WrapperNode [2023-12-02 23:09:17,758 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 23:09:17,759 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 23:09:17,759 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 23:09:17,759 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 23:09:17,765 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:09:17" (1/1) ... [2023-12-02 23:09:17,770 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:09:17" (1/1) ... [2023-12-02 23:09:17,784 INFO L138 Inliner]: procedures = 14, calls = 10, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 37 [2023-12-02 23:09:17,784 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 23:09:17,785 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 23:09:17,785 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 23:09:17,785 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 23:09:17,791 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:09:17" (1/1) ... [2023-12-02 23:09:17,792 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:09:17" (1/1) ... [2023-12-02 23:09:17,793 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:09:17" (1/1) ... [2023-12-02 23:09:17,793 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:09:17" (1/1) ... [2023-12-02 23:09:17,796 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:09:17" (1/1) ... [2023-12-02 23:09:17,799 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:09:17" (1/1) ... [2023-12-02 23:09:17,800 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:09:17" (1/1) ... [2023-12-02 23:09:17,801 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:09:17" (1/1) ... [2023-12-02 23:09:17,803 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 23:09:17,804 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 23:09:17,804 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 23:09:17,804 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 23:09:17,805 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:09:17" (1/1) ... [2023-12-02 23:09:17,811 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 23:09:17,821 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0021b542-a3e9-4fb7-8f7b-fae73e355641/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 23:09:17,833 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0021b542-a3e9-4fb7-8f7b-fae73e355641/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 23:09:17,842 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0021b542-a3e9-4fb7-8f7b-fae73e355641/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 23:09:17,866 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 23:09:17,866 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-02 23:09:17,866 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 23:09:17,866 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 23:09:17,867 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-12-02 23:09:17,867 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-12-02 23:09:17,924 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 23:09:17,926 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 23:09:18,029 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 23:09:18,073 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 23:09:18,073 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-02 23:09:18,075 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:09:18 BoogieIcfgContainer [2023-12-02 23:09:18,075 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 23:09:18,076 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-02 23:09:18,076 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-02 23:09:18,084 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-02 23:09:18,084 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:09:18" (1/1) ... [2023-12-02 23:09:18,092 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 23:09:18,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:09:18,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 13 states and 16 transitions. [2023-12-02 23:09:18,140 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 16 transitions. [2023-12-02 23:09:18,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-12-02 23:09:18,142 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:09:18,142 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:09:18,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:09:18,239 INFO L262 TraceCheckSpWp]: Trace formula consists of 40 conjuncts, 10 conjunts are in the unsatisfiable core [2023-12-02 23:09:18,243 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:09:18,336 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:09:18,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:09:18,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 17 states and 22 transitions. [2023-12-02 23:09:18,410 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 22 transitions. [2023-12-02 23:09:18,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-12-02 23:09:18,413 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:09:18,414 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:09:18,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:09:18,446 INFO L262 TraceCheckSpWp]: Trace formula consists of 50 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-02 23:09:18,448 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:09:18,535 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:09:18,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:09:18,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 21 states and 28 transitions. [2023-12-02 23:09:18,705 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 28 transitions. [2023-12-02 23:09:18,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-12-02 23:09:18,706 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:09:18,707 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:09:18,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:09:18,736 INFO L262 TraceCheckSpWp]: Trace formula consists of 57 conjuncts, 14 conjunts are in the unsatisfiable core [2023-12-02 23:09:18,746 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:09:18,814 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:09:18,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:09:18,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 24 states and 33 transitions. [2023-12-02 23:09:18,989 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 33 transitions. [2023-12-02 23:09:18,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-12-02 23:09:18,990 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:09:18,991 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:09:19,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:09:19,019 INFO L262 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 23 conjunts are in the unsatisfiable core [2023-12-02 23:09:19,022 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:09:19,109 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 3 proven. 11 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-02 23:09:19,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:09:19,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 27 states and 38 transitions. [2023-12-02 23:09:19,331 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 38 transitions. [2023-12-02 23:09:19,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-12-02 23:09:19,332 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:09:19,332 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:09:19,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:09:19,365 INFO L262 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 27 conjunts are in the unsatisfiable core [2023-12-02 23:09:19,368 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:09:19,468 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 8 proven. 19 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-02 23:09:19,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:09:19,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 30 states and 43 transitions. [2023-12-02 23:09:19,745 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2023-12-02 23:09:19,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-12-02 23:09:19,747 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:09:19,747 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:09:19,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:09:19,788 INFO L262 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 31 conjunts are in the unsatisfiable core [2023-12-02 23:09:19,791 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:09:19,909 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 13 proven. 30 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-12-02 23:09:20,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:09:20,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 33 states and 48 transitions. [2023-12-02 23:09:20,200 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 48 transitions. [2023-12-02 23:09:20,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-12-02 23:09:20,201 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:09:20,202 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:09:20,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:09:20,244 INFO L262 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 35 conjunts are in the unsatisfiable core [2023-12-02 23:09:20,247 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:09:20,368 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 18 proven. 44 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2023-12-02 23:09:20,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:09:20,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 36 states and 53 transitions. [2023-12-02 23:09:20,728 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 53 transitions. [2023-12-02 23:09:20,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-12-02 23:09:20,729 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:09:20,730 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:09:20,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:09:20,775 INFO L262 TraceCheckSpWp]: Trace formula consists of 142 conjuncts, 39 conjunts are in the unsatisfiable core [2023-12-02 23:09:20,778 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:09:20,922 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 23 proven. 61 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2023-12-02 23:09:21,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:09:21,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 39 states and 58 transitions. [2023-12-02 23:09:21,326 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 58 transitions. [2023-12-02 23:09:21,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-12-02 23:09:21,327 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:09:21,327 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:09:21,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:09:21,377 INFO L262 TraceCheckSpWp]: Trace formula consists of 159 conjuncts, 43 conjunts are in the unsatisfiable core [2023-12-02 23:09:21,380 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:09:21,524 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 28 proven. 81 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2023-12-02 23:09:21,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:09:21,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 42 states and 63 transitions. [2023-12-02 23:09:21,908 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 63 transitions. [2023-12-02 23:09:21,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-12-02 23:09:21,909 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:09:21,909 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:09:21,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:09:21,954 INFO L262 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 47 conjunts are in the unsatisfiable core [2023-12-02 23:09:21,957 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:09:22,106 INFO L134 CoverageAnalysis]: Checked inductivity of 228 backedges. 33 proven. 104 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2023-12-02 23:09:22,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:09:22,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 45 states and 68 transitions. [2023-12-02 23:09:22,505 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 68 transitions. [2023-12-02 23:09:22,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2023-12-02 23:09:22,507 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:09:22,507 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:09:22,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:09:22,567 INFO L262 TraceCheckSpWp]: Trace formula consists of 193 conjuncts, 51 conjunts are in the unsatisfiable core [2023-12-02 23:09:22,569 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:09:22,739 INFO L134 CoverageAnalysis]: Checked inductivity of 288 backedges. 38 proven. 130 refuted. 0 times theorem prover too weak. 120 trivial. 0 not checked. [2023-12-02 23:09:23,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:09:23,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 48 states and 73 transitions. [2023-12-02 23:09:23,202 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 73 transitions. [2023-12-02 23:09:23,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2023-12-02 23:09:23,203 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:09:23,203 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:09:23,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:09:23,282 INFO L262 TraceCheckSpWp]: Trace formula consists of 210 conjuncts, 55 conjunts are in the unsatisfiable core [2023-12-02 23:09:23,284 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:09:23,453 INFO L134 CoverageAnalysis]: Checked inductivity of 355 backedges. 43 proven. 159 refuted. 0 times theorem prover too weak. 153 trivial. 0 not checked. [2023-12-02 23:09:24,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:09:24,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 51 states and 78 transitions. [2023-12-02 23:09:24,012 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 78 transitions. [2023-12-02 23:09:24,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2023-12-02 23:09:24,013 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:09:24,014 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:09:24,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:09:24,099 INFO L262 TraceCheckSpWp]: Trace formula consists of 227 conjuncts, 59 conjunts are in the unsatisfiable core [2023-12-02 23:09:24,101 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:09:24,261 INFO L134 CoverageAnalysis]: Checked inductivity of 429 backedges. 48 proven. 191 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2023-12-02 23:09:24,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:09:24,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 54 states and 83 transitions. [2023-12-02 23:09:24,843 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 83 transitions. [2023-12-02 23:09:24,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2023-12-02 23:09:24,845 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:09:24,845 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:09:24,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:09:24,948 INFO L262 TraceCheckSpWp]: Trace formula consists of 244 conjuncts, 63 conjunts are in the unsatisfiable core [2023-12-02 23:09:24,950 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:09:25,116 INFO L134 CoverageAnalysis]: Checked inductivity of 510 backedges. 53 proven. 226 refuted. 0 times theorem prover too weak. 231 trivial. 0 not checked. [2023-12-02 23:09:25,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:09:25,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 57 states and 88 transitions. [2023-12-02 23:09:25,729 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 88 transitions. [2023-12-02 23:09:25,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2023-12-02 23:09:25,730 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:09:25,731 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:09:25,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:09:25,890 INFO L262 TraceCheckSpWp]: Trace formula consists of 261 conjuncts, 67 conjunts are in the unsatisfiable core [2023-12-02 23:09:25,892 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:09:26,059 INFO L134 CoverageAnalysis]: Checked inductivity of 598 backedges. 40 proven. 282 refuted. 0 times theorem prover too weak. 276 trivial. 0 not checked. [2023-12-02 23:09:26,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:09:26,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 60 states and 93 transitions. [2023-12-02 23:09:26,835 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 93 transitions. [2023-12-02 23:09:26,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2023-12-02 23:09:26,836 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:09:26,836 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:09:27,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:09:27,315 INFO L262 TraceCheckSpWp]: Trace formula consists of 278 conjuncts, 71 conjunts are in the unsatisfiable core [2023-12-02 23:09:27,317 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:09:27,518 INFO L134 CoverageAnalysis]: Checked inductivity of 693 backedges. 63 proven. 305 refuted. 0 times theorem prover too weak. 325 trivial. 0 not checked. [2023-12-02 23:09:28,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:09:28,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 63 states and 98 transitions. [2023-12-02 23:09:28,253 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 98 transitions. [2023-12-02 23:09:28,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2023-12-02 23:09:28,254 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:09:28,254 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:09:28,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:09:28,964 INFO L262 TraceCheckSpWp]: Trace formula consists of 295 conjuncts, 75 conjunts are in the unsatisfiable core [2023-12-02 23:09:28,966 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:09:29,184 INFO L134 CoverageAnalysis]: Checked inductivity of 795 backedges. 68 proven. 349 refuted. 0 times theorem prover too weak. 378 trivial. 0 not checked. [2023-12-02 23:09:30,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:09:30,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 66 states and 103 transitions. [2023-12-02 23:09:30,008 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 103 transitions. [2023-12-02 23:09:30,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2023-12-02 23:09:30,009 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:09:30,010 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:09:30,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:09:30,712 INFO L262 TraceCheckSpWp]: Trace formula consists of 312 conjuncts, 79 conjunts are in the unsatisfiable core [2023-12-02 23:09:30,715 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:09:30,921 INFO L134 CoverageAnalysis]: Checked inductivity of 904 backedges. 73 proven. 396 refuted. 0 times theorem prover too weak. 435 trivial. 0 not checked. [2023-12-02 23:09:31,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:09:31,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 69 states and 108 transitions. [2023-12-02 23:09:31,866 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 108 transitions. [2023-12-02 23:09:31,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2023-12-02 23:09:31,867 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:09:31,867 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:09:32,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:09:32,572 INFO L262 TraceCheckSpWp]: Trace formula consists of 329 conjuncts, 83 conjunts are in the unsatisfiable core [2023-12-02 23:09:32,575 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:09:32,793 INFO L134 CoverageAnalysis]: Checked inductivity of 1020 backedges. 78 proven. 446 refuted. 0 times theorem prover too weak. 496 trivial. 0 not checked. [2023-12-02 23:09:33,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:09:33,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 72 states and 113 transitions. [2023-12-02 23:09:33,811 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 113 transitions. [2023-12-02 23:09:33,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2023-12-02 23:09:33,812 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:09:33,812 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:09:34,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:09:34,324 INFO L262 TraceCheckSpWp]: Trace formula consists of 346 conjuncts, 87 conjunts are in the unsatisfiable core [2023-12-02 23:09:34,327 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:09:34,561 INFO L134 CoverageAnalysis]: Checked inductivity of 1143 backedges. 83 proven. 499 refuted. 0 times theorem prover too weak. 561 trivial. 0 not checked. [2023-12-02 23:09:35,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:09:35,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 75 states and 118 transitions. [2023-12-02 23:09:35,542 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 118 transitions. [2023-12-02 23:09:35,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2023-12-02 23:09:35,543 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:09:35,543 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:09:36,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:09:36,052 INFO L262 TraceCheckSpWp]: Trace formula consists of 363 conjuncts, 91 conjunts are in the unsatisfiable core [2023-12-02 23:09:36,055 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:09:36,309 INFO L134 CoverageAnalysis]: Checked inductivity of 1273 backedges. 88 proven. 555 refuted. 0 times theorem prover too weak. 630 trivial. 0 not checked. [2023-12-02 23:09:37,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:09:37,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 78 states and 123 transitions. [2023-12-02 23:09:37,381 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 123 transitions. [2023-12-02 23:09:37,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2023-12-02 23:09:37,382 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:09:37,382 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:09:37,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:09:37,523 INFO L262 TraceCheckSpWp]: Trace formula consists of 380 conjuncts, 95 conjunts are in the unsatisfiable core [2023-12-02 23:09:37,526 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:09:37,788 INFO L134 CoverageAnalysis]: Checked inductivity of 1410 backedges. 93 proven. 614 refuted. 0 times theorem prover too weak. 703 trivial. 0 not checked. [2023-12-02 23:09:38,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:09:38,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 81 states and 128 transitions. [2023-12-02 23:09:38,954 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 128 transitions. [2023-12-02 23:09:38,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2023-12-02 23:09:38,955 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:09:38,955 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:09:39,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:09:39,051 INFO L262 TraceCheckSpWp]: Trace formula consists of 397 conjuncts, 99 conjunts are in the unsatisfiable core [2023-12-02 23:09:39,054 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:09:39,305 INFO L134 CoverageAnalysis]: Checked inductivity of 1554 backedges. 98 proven. 676 refuted. 0 times theorem prover too weak. 780 trivial. 0 not checked. [2023-12-02 23:09:40,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:09:40,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 84 states and 133 transitions. [2023-12-02 23:09:40,633 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 133 transitions. [2023-12-02 23:09:40,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2023-12-02 23:09:40,634 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:09:40,635 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:09:40,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:09:40,743 INFO L262 TraceCheckSpWp]: Trace formula consists of 414 conjuncts, 103 conjunts are in the unsatisfiable core [2023-12-02 23:09:40,746 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:09:41,009 INFO L134 CoverageAnalysis]: Checked inductivity of 1705 backedges. 103 proven. 741 refuted. 0 times theorem prover too weak. 861 trivial. 0 not checked. [2023-12-02 23:09:42,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:09:42,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 87 states and 138 transitions. [2023-12-02 23:09:42,435 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 138 transitions. [2023-12-02 23:09:42,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2023-12-02 23:09:42,436 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:09:42,436 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:09:42,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:09:42,546 INFO L262 TraceCheckSpWp]: Trace formula consists of 431 conjuncts, 107 conjunts are in the unsatisfiable core [2023-12-02 23:09:42,550 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:09:42,828 INFO L134 CoverageAnalysis]: Checked inductivity of 1863 backedges. 75 proven. 842 refuted. 0 times theorem prover too weak. 946 trivial. 0 not checked. [2023-12-02 23:09:44,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:09:44,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 90 states and 143 transitions. [2023-12-02 23:09:44,259 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 143 transitions. [2023-12-02 23:09:44,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2023-12-02 23:09:44,260 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:09:44,260 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:09:44,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:09:44,382 INFO L262 TraceCheckSpWp]: Trace formula consists of 448 conjuncts, 111 conjunts are in the unsatisfiable core [2023-12-02 23:09:44,386 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:09:44,671 INFO L134 CoverageAnalysis]: Checked inductivity of 2028 backedges. 113 proven. 880 refuted. 0 times theorem prover too weak. 1035 trivial. 0 not checked. [2023-12-02 23:09:46,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:09:46,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 93 states and 148 transitions. [2023-12-02 23:09:46,112 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 148 transitions. [2023-12-02 23:09:46,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2023-12-02 23:09:46,112 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:09:46,113 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:09:46,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:09:46,246 INFO L262 TraceCheckSpWp]: Trace formula consists of 465 conjuncts, 115 conjunts are in the unsatisfiable core [2023-12-02 23:09:46,250 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:09:46,618 INFO L134 CoverageAnalysis]: Checked inductivity of 2200 backedges. 118 proven. 954 refuted. 0 times theorem prover too weak. 1128 trivial. 0 not checked. [2023-12-02 23:09:48,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:09:48,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 96 states and 153 transitions. [2023-12-02 23:09:48,212 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 153 transitions. [2023-12-02 23:09:48,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2023-12-02 23:09:48,214 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:09:48,214 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:09:48,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:09:48,358 INFO L262 TraceCheckSpWp]: Trace formula consists of 482 conjuncts, 119 conjunts are in the unsatisfiable core [2023-12-02 23:09:48,363 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:09:48,718 INFO L134 CoverageAnalysis]: Checked inductivity of 2379 backedges. 123 proven. 1031 refuted. 0 times theorem prover too weak. 1225 trivial. 0 not checked. [2023-12-02 23:09:50,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:09:50,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 99 states and 158 transitions. [2023-12-02 23:09:50,443 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 158 transitions. [2023-12-02 23:09:50,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2023-12-02 23:09:50,443 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:09:50,444 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:09:50,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:09:50,575 INFO L262 TraceCheckSpWp]: Trace formula consists of 499 conjuncts, 123 conjunts are in the unsatisfiable core [2023-12-02 23:09:50,578 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:09:50,890 INFO L134 CoverageAnalysis]: Checked inductivity of 2565 backedges. 89 proven. 1150 refuted. 0 times theorem prover too weak. 1326 trivial. 0 not checked. [2023-12-02 23:09:52,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:09:52,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 102 states and 163 transitions. [2023-12-02 23:09:52,637 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 163 transitions. [2023-12-02 23:09:52,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2023-12-02 23:09:52,638 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:09:52,638 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:09:52,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:09:52,783 INFO L262 TraceCheckSpWp]: Trace formula consists of 516 conjuncts, 127 conjunts are in the unsatisfiable core [2023-12-02 23:09:52,786 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:09:53,140 INFO L134 CoverageAnalysis]: Checked inductivity of 2758 backedges. 133 proven. 1194 refuted. 0 times theorem prover too weak. 1431 trivial. 0 not checked. [2023-12-02 23:09:55,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:09:55,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 105 states and 168 transitions. [2023-12-02 23:09:55,009 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 168 transitions. [2023-12-02 23:09:55,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2023-12-02 23:09:55,010 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:09:55,010 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:09:55,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:09:55,199 INFO L262 TraceCheckSpWp]: Trace formula consists of 533 conjuncts, 131 conjunts are in the unsatisfiable core [2023-12-02 23:09:55,204 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:09:55,578 INFO L134 CoverageAnalysis]: Checked inductivity of 2958 backedges. 96 proven. 1322 refuted. 0 times theorem prover too weak. 1540 trivial. 0 not checked. [2023-12-02 23:09:57,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:09:57,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 108 states and 173 transitions. [2023-12-02 23:09:57,490 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 173 transitions. [2023-12-02 23:09:57,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2023-12-02 23:09:57,491 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:09:57,491 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:09:57,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:09:57,613 INFO L262 TraceCheckSpWp]: Trace formula consists of 550 conjuncts, 135 conjunts are in the unsatisfiable core [2023-12-02 23:09:57,616 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:09:57,982 INFO L134 CoverageAnalysis]: Checked inductivity of 3165 backedges. 143 proven. 1369 refuted. 0 times theorem prover too weak. 1653 trivial. 0 not checked. [2023-12-02 23:09:59,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:09:59,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 111 states and 178 transitions. [2023-12-02 23:09:59,948 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 178 transitions. [2023-12-02 23:09:59,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 224 [2023-12-02 23:09:59,950 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:09:59,950 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:10:00,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:10:00,112 INFO L262 TraceCheckSpWp]: Trace formula consists of 567 conjuncts, 139 conjunts are in the unsatisfiable core [2023-12-02 23:10:00,116 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:10:00,496 INFO L134 CoverageAnalysis]: Checked inductivity of 3379 backedges. 148 proven. 1461 refuted. 0 times theorem prover too weak. 1770 trivial. 0 not checked. [2023-12-02 23:10:02,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:10:02,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 114 states and 183 transitions. [2023-12-02 23:10:02,860 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 183 transitions. [2023-12-02 23:10:02,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2023-12-02 23:10:02,861 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:10:02,861 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:10:03,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:10:03,015 INFO L262 TraceCheckSpWp]: Trace formula consists of 584 conjuncts, 143 conjunts are in the unsatisfiable core [2023-12-02 23:10:03,019 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:10:03,416 INFO L134 CoverageAnalysis]: Checked inductivity of 3600 backedges. 153 proven. 1556 refuted. 0 times theorem prover too weak. 1891 trivial. 0 not checked. [2023-12-02 23:10:05,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:10:05,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 117 states and 188 transitions. [2023-12-02 23:10:05,656 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 188 transitions. [2023-12-02 23:10:05,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2023-12-02 23:10:05,657 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:10:05,657 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:10:05,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:10:05,799 INFO L262 TraceCheckSpWp]: Trace formula consists of 601 conjuncts, 147 conjunts are in the unsatisfiable core [2023-12-02 23:10:05,803 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:10:06,209 INFO L134 CoverageAnalysis]: Checked inductivity of 3828 backedges. 158 proven. 1654 refuted. 0 times theorem prover too weak. 2016 trivial. 0 not checked. [2023-12-02 23:10:08,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:10:08,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 120 states and 193 transitions. [2023-12-02 23:10:08,592 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 193 transitions. [2023-12-02 23:10:08,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 245 [2023-12-02 23:10:08,593 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:10:08,594 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:10:08,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:10:08,760 INFO L262 TraceCheckSpWp]: Trace formula consists of 618 conjuncts, 151 conjunts are in the unsatisfiable core [2023-12-02 23:10:08,766 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:10:09,148 INFO L134 CoverageAnalysis]: Checked inductivity of 4063 backedges. 163 proven. 1755 refuted. 0 times theorem prover too weak. 2145 trivial. 0 not checked. [2023-12-02 23:10:11,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:10:11,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 123 states and 198 transitions. [2023-12-02 23:10:11,603 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 198 transitions. [2023-12-02 23:10:11,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 252 [2023-12-02 23:10:11,604 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:10:11,604 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:10:11,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:10:11,719 INFO L262 TraceCheckSpWp]: Trace formula consists of 635 conjuncts, 155 conjunts are in the unsatisfiable core [2023-12-02 23:10:11,723 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:10:12,161 INFO L134 CoverageAnalysis]: Checked inductivity of 4305 backedges. 168 proven. 1859 refuted. 0 times theorem prover too weak. 2278 trivial. 0 not checked. [2023-12-02 23:10:14,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:10:14,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 126 states and 203 transitions. [2023-12-02 23:10:14,754 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 203 transitions. [2023-12-02 23:10:14,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2023-12-02 23:10:14,755 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:10:14,756 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:10:14,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:10:14,887 INFO L262 TraceCheckSpWp]: Trace formula consists of 652 conjuncts, 159 conjunts are in the unsatisfiable core [2023-12-02 23:10:14,891 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:10:15,326 INFO L134 CoverageAnalysis]: Checked inductivity of 4554 backedges. 173 proven. 1966 refuted. 0 times theorem prover too weak. 2415 trivial. 0 not checked. [2023-12-02 23:10:18,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:10:18,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 129 states and 208 transitions. [2023-12-02 23:10:18,180 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 208 transitions. [2023-12-02 23:10:18,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2023-12-02 23:10:18,182 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:10:18,182 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:10:18,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:10:18,328 INFO L262 TraceCheckSpWp]: Trace formula consists of 669 conjuncts, 163 conjunts are in the unsatisfiable core [2023-12-02 23:10:18,334 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:10:18,791 INFO L134 CoverageAnalysis]: Checked inductivity of 4810 backedges. 178 proven. 2076 refuted. 0 times theorem prover too weak. 2556 trivial. 0 not checked. [2023-12-02 23:10:21,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:10:21,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 132 states and 213 transitions. [2023-12-02 23:10:21,558 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 213 transitions. [2023-12-02 23:10:21,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 273 [2023-12-02 23:10:21,560 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:10:21,560 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:10:21,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:10:21,708 INFO L262 TraceCheckSpWp]: Trace formula consists of 686 conjuncts, 167 conjunts are in the unsatisfiable core [2023-12-02 23:10:21,713 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:10:22,208 INFO L134 CoverageAnalysis]: Checked inductivity of 5073 backedges. 183 proven. 2189 refuted. 0 times theorem prover too weak. 2701 trivial. 0 not checked. [2023-12-02 23:10:25,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:10:25,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 135 states and 218 transitions. [2023-12-02 23:10:25,067 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 218 transitions. [2023-12-02 23:10:25,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 280 [2023-12-02 23:10:25,068 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:10:25,068 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:10:25,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:10:25,230 INFO L262 TraceCheckSpWp]: Trace formula consists of 703 conjuncts, 171 conjunts are in the unsatisfiable core [2023-12-02 23:10:25,234 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:10:25,750 INFO L134 CoverageAnalysis]: Checked inductivity of 5343 backedges. 188 proven. 2305 refuted. 0 times theorem prover too weak. 2850 trivial. 0 not checked. [2023-12-02 23:10:28,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:10:28,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 138 states and 223 transitions. [2023-12-02 23:10:28,930 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 223 transitions. [2023-12-02 23:10:28,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 287 [2023-12-02 23:10:28,932 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:10:28,932 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:10:29,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:10:29,085 INFO L262 TraceCheckSpWp]: Trace formula consists of 720 conjuncts, 175 conjunts are in the unsatisfiable core [2023-12-02 23:10:29,089 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:10:29,613 INFO L134 CoverageAnalysis]: Checked inductivity of 5620 backedges. 193 proven. 2424 refuted. 0 times theorem prover too weak. 3003 trivial. 0 not checked. [2023-12-02 23:10:32,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:10:32,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 141 states and 228 transitions. [2023-12-02 23:10:32,923 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 228 transitions. [2023-12-02 23:10:32,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 294 [2023-12-02 23:10:32,925 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:10:32,925 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:10:33,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:10:33,091 INFO L262 TraceCheckSpWp]: Trace formula consists of 737 conjuncts, 179 conjunts are in the unsatisfiable core [2023-12-02 23:10:33,095 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:10:33,583 INFO L134 CoverageAnalysis]: Checked inductivity of 5904 backedges. 120 proven. 2624 refuted. 0 times theorem prover too weak. 3160 trivial. 0 not checked. [2023-12-02 23:10:36,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:10:36,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 144 states and 233 transitions. [2023-12-02 23:10:36,860 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 233 transitions. [2023-12-02 23:10:36,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 301 [2023-12-02 23:10:36,861 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:10:36,861 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:10:36,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:10:37,000 INFO L262 TraceCheckSpWp]: Trace formula consists of 754 conjuncts, 183 conjunts are in the unsatisfiable core [2023-12-02 23:10:37,004 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:10:37,549 INFO L134 CoverageAnalysis]: Checked inductivity of 6195 backedges. 203 proven. 2671 refuted. 0 times theorem prover too weak. 3321 trivial. 0 not checked. [2023-12-02 23:10:41,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:10:41,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 147 states and 238 transitions. [2023-12-02 23:10:41,166 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 238 transitions. [2023-12-02 23:10:41,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 308 [2023-12-02 23:10:41,167 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:10:41,167 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:10:41,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:10:41,330 INFO L262 TraceCheckSpWp]: Trace formula consists of 771 conjuncts, 187 conjunts are in the unsatisfiable core [2023-12-02 23:10:41,334 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:10:41,838 INFO L134 CoverageAnalysis]: Checked inductivity of 6493 backedges. 208 proven. 2799 refuted. 0 times theorem prover too weak. 3486 trivial. 0 not checked. [2023-12-02 23:10:45,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:10:45,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 150 states and 243 transitions. [2023-12-02 23:10:45,531 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 243 transitions. [2023-12-02 23:10:45,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 315 [2023-12-02 23:10:45,532 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:10:45,533 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:10:45,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:10:45,699 INFO L262 TraceCheckSpWp]: Trace formula consists of 788 conjuncts, 191 conjunts are in the unsatisfiable core [2023-12-02 23:10:45,703 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:10:46,219 INFO L134 CoverageAnalysis]: Checked inductivity of 6798 backedges. 213 proven. 2930 refuted. 0 times theorem prover too weak. 3655 trivial. 0 not checked. [2023-12-02 23:10:50,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:10:50,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 153 states and 248 transitions. [2023-12-02 23:10:50,166 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 248 transitions. [2023-12-02 23:10:50,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 322 [2023-12-02 23:10:50,167 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:10:50,167 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:10:50,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:10:50,350 INFO L262 TraceCheckSpWp]: Trace formula consists of 805 conjuncts, 195 conjunts are in the unsatisfiable core [2023-12-02 23:10:50,354 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:10:50,978 INFO L134 CoverageAnalysis]: Checked inductivity of 7110 backedges. 218 proven. 3064 refuted. 0 times theorem prover too weak. 3828 trivial. 0 not checked. [2023-12-02 23:10:55,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:10:55,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 156 states and 253 transitions. [2023-12-02 23:10:55,046 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 253 transitions. [2023-12-02 23:10:55,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 329 [2023-12-02 23:10:55,048 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:10:55,048 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:10:55,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:10:55,222 INFO L262 TraceCheckSpWp]: Trace formula consists of 822 conjuncts, 199 conjunts are in the unsatisfiable core [2023-12-02 23:10:55,226 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:10:55,876 INFO L134 CoverageAnalysis]: Checked inductivity of 7429 backedges. 223 proven. 3201 refuted. 0 times theorem prover too weak. 4005 trivial. 0 not checked. [2023-12-02 23:10:59,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:10:59,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 159 states and 258 transitions. [2023-12-02 23:10:59,902 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 258 transitions. [2023-12-02 23:10:59,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 336 [2023-12-02 23:10:59,904 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:10:59,904 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:11:00,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:11:00,206 INFO L262 TraceCheckSpWp]: Trace formula consists of 839 conjuncts, 203 conjunts are in the unsatisfiable core [2023-12-02 23:11:00,213 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:11:00,840 INFO L134 CoverageAnalysis]: Checked inductivity of 7755 backedges. 159 proven. 3410 refuted. 0 times theorem prover too weak. 4186 trivial. 0 not checked. [2023-12-02 23:11:05,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:11:05,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 162 states and 263 transitions. [2023-12-02 23:11:05,091 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 263 transitions. [2023-12-02 23:11:05,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 343 [2023-12-02 23:11:05,092 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:11:05,093 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:11:05,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:11:05,256 INFO L262 TraceCheckSpWp]: Trace formula consists of 856 conjuncts, 207 conjunts are in the unsatisfiable core [2023-12-02 23:11:05,260 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:11:05,839 INFO L134 CoverageAnalysis]: Checked inductivity of 8088 backedges. 233 proven. 3484 refuted. 0 times theorem prover too weak. 4371 trivial. 0 not checked. [2023-12-02 23:11:10,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:11:10,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 165 states and 268 transitions. [2023-12-02 23:11:10,076 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 268 transitions. [2023-12-02 23:11:10,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 350 [2023-12-02 23:11:10,077 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:11:10,077 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:11:10,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:11:10,261 INFO L262 TraceCheckSpWp]: Trace formula consists of 873 conjuncts, 211 conjunts are in the unsatisfiable core [2023-12-02 23:11:10,265 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:11:10,880 INFO L134 CoverageAnalysis]: Checked inductivity of 8428 backedges. 238 proven. 3630 refuted. 0 times theorem prover too weak. 4560 trivial. 0 not checked. [2023-12-02 23:11:15,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:11:15,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 168 states and 273 transitions. [2023-12-02 23:11:15,495 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 273 transitions. [2023-12-02 23:11:15,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 357 [2023-12-02 23:11:15,497 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:11:15,497 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:11:15,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:11:15,756 INFO L262 TraceCheckSpWp]: Trace formula consists of 890 conjuncts, 215 conjunts are in the unsatisfiable core [2023-12-02 23:11:15,760 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:11:16,455 INFO L134 CoverageAnalysis]: Checked inductivity of 8775 backedges. 243 proven. 3779 refuted. 0 times theorem prover too weak. 4753 trivial. 0 not checked. [2023-12-02 23:11:21,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:11:21,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 171 states and 278 transitions. [2023-12-02 23:11:21,142 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 278 transitions. [2023-12-02 23:11:21,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 364 [2023-12-02 23:11:21,144 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:11:21,144 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:11:21,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:11:21,342 INFO L262 TraceCheckSpWp]: Trace formula consists of 907 conjuncts, 219 conjunts are in the unsatisfiable core [2023-12-02 23:11:21,347 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:11:22,001 INFO L134 CoverageAnalysis]: Checked inductivity of 9129 backedges. 248 proven. 3931 refuted. 0 times theorem prover too weak. 4950 trivial. 0 not checked. [2023-12-02 23:11:26,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:11:26,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 174 states and 283 transitions. [2023-12-02 23:11:26,895 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 283 transitions. [2023-12-02 23:11:26,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 371 [2023-12-02 23:11:26,897 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:11:26,897 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:11:27,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:11:27,109 INFO L262 TraceCheckSpWp]: Trace formula consists of 924 conjuncts, 223 conjunts are in the unsatisfiable core [2023-12-02 23:11:27,114 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:11:27,841 INFO L134 CoverageAnalysis]: Checked inductivity of 9490 backedges. 253 proven. 4086 refuted. 0 times theorem prover too weak. 5151 trivial. 0 not checked. [2023-12-02 23:11:32,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:11:32,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 177 states and 288 transitions. [2023-12-02 23:11:32,887 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 288 transitions. [2023-12-02 23:11:32,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 378 [2023-12-02 23:11:32,889 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:11:32,889 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:11:33,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:11:33,104 INFO L262 TraceCheckSpWp]: Trace formula consists of 941 conjuncts, 227 conjunts are in the unsatisfiable core [2023-12-02 23:11:33,108 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:11:33,786 INFO L134 CoverageAnalysis]: Checked inductivity of 9858 backedges. 258 proven. 4244 refuted. 0 times theorem prover too weak. 5356 trivial. 0 not checked. [2023-12-02 23:11:38,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:11:38,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 180 states and 293 transitions. [2023-12-02 23:11:38,783 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 293 transitions. [2023-12-02 23:11:38,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 385 [2023-12-02 23:11:38,785 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:11:38,785 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:11:38,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:11:38,999 INFO L262 TraceCheckSpWp]: Trace formula consists of 958 conjuncts, 231 conjunts are in the unsatisfiable core [2023-12-02 23:11:39,004 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:11:39,761 INFO L134 CoverageAnalysis]: Checked inductivity of 10233 backedges. 263 proven. 4405 refuted. 0 times theorem prover too weak. 5565 trivial. 0 not checked. [2023-12-02 23:11:45,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:11:45,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 183 states and 298 transitions. [2023-12-02 23:11:45,122 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 298 transitions. [2023-12-02 23:11:45,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 392 [2023-12-02 23:11:45,124 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:11:45,124 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:11:45,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:11:45,370 INFO L262 TraceCheckSpWp]: Trace formula consists of 975 conjuncts, 235 conjunts are in the unsatisfiable core [2023-12-02 23:11:45,375 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:11:46,040 INFO L134 CoverageAnalysis]: Checked inductivity of 10615 backedges. 271 proven. 4566 refuted. 0 times theorem prover too weak. 5778 trivial. 0 not checked. [2023-12-02 23:11:51,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:11:51,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 186 states and 303 transitions. [2023-12-02 23:11:51,856 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 303 transitions. [2023-12-02 23:11:51,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 399 [2023-12-02 23:11:51,858 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:11:51,858 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:11:52,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:11:52,089 INFO L262 TraceCheckSpWp]: Trace formula consists of 992 conjuncts, 239 conjunts are in the unsatisfiable core [2023-12-02 23:11:52,094 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:11:52,881 INFO L134 CoverageAnalysis]: Checked inductivity of 11004 backedges. 273 proven. 4736 refuted. 0 times theorem prover too weak. 5995 trivial. 0 not checked. [2023-12-02 23:11:58,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:11:58,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 308 states to 189 states and 308 transitions. [2023-12-02 23:11:58,784 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 308 transitions. [2023-12-02 23:11:58,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 406 [2023-12-02 23:11:58,786 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:11:58,786 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:11:59,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:11:59,044 INFO L262 TraceCheckSpWp]: Trace formula consists of 1009 conjuncts, 243 conjunts are in the unsatisfiable core [2023-12-02 23:11:59,049 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:11:59,899 INFO L134 CoverageAnalysis]: Checked inductivity of 11400 backedges. 278 proven. 4906 refuted. 0 times theorem prover too weak. 6216 trivial. 0 not checked. [2023-12-02 23:12:06,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:12:06,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 192 states and 313 transitions. [2023-12-02 23:12:06,007 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 313 transitions. [2023-12-02 23:12:06,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 413 [2023-12-02 23:12:06,009 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:12:06,009 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:12:06,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:12:06,229 INFO L262 TraceCheckSpWp]: Trace formula consists of 1026 conjuncts, 247 conjunts are in the unsatisfiable core [2023-12-02 23:12:06,234 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:12:07,025 INFO L134 CoverageAnalysis]: Checked inductivity of 11803 backedges. 283 proven. 5079 refuted. 0 times theorem prover too weak. 6441 trivial. 0 not checked. [2023-12-02 23:12:13,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:12:13,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 318 states to 195 states and 318 transitions. [2023-12-02 23:12:13,224 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 318 transitions. [2023-12-02 23:12:13,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 420 [2023-12-02 23:12:13,226 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:12:13,226 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:12:13,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:12:13,477 INFO L262 TraceCheckSpWp]: Trace formula consists of 1043 conjuncts, 251 conjunts are in the unsatisfiable core [2023-12-02 23:12:13,482 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:12:14,328 INFO L134 CoverageAnalysis]: Checked inductivity of 12213 backedges. 288 proven. 5255 refuted. 0 times theorem prover too weak. 6670 trivial. 0 not checked. [2023-12-02 23:12:20,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:12:20,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 323 states to 198 states and 323 transitions. [2023-12-02 23:12:20,903 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 323 transitions. [2023-12-02 23:12:20,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 427 [2023-12-02 23:12:20,905 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:12:20,905 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:12:21,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:12:21,153 INFO L262 TraceCheckSpWp]: Trace formula consists of 1060 conjuncts, 255 conjunts are in the unsatisfiable core [2023-12-02 23:12:21,158 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:12:21,992 INFO L134 CoverageAnalysis]: Checked inductivity of 12630 backedges. 293 proven. 5434 refuted. 0 times theorem prover too weak. 6903 trivial. 0 not checked. [2023-12-02 23:12:28,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:12:28,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 328 states to 201 states and 328 transitions. [2023-12-02 23:12:28,408 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 328 transitions. [2023-12-02 23:12:28,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 434 [2023-12-02 23:12:28,410 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:12:28,411 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:12:28,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:12:28,685 INFO L262 TraceCheckSpWp]: Trace formula consists of 1077 conjuncts, 259 conjunts are in the unsatisfiable core [2023-12-02 23:12:28,690 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:12:29,497 INFO L134 CoverageAnalysis]: Checked inductivity of 13054 backedges. 298 proven. 5616 refuted. 0 times theorem prover too weak. 7140 trivial. 0 not checked. [2023-12-02 23:12:36,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:12:36,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 333 states to 204 states and 333 transitions. [2023-12-02 23:12:36,255 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 333 transitions. [2023-12-02 23:12:36,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 441 [2023-12-02 23:12:36,257 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:12:36,257 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:12:36,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:12:36,534 INFO L262 TraceCheckSpWp]: Trace formula consists of 1094 conjuncts, 263 conjunts are in the unsatisfiable core [2023-12-02 23:12:36,540 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:12:37,365 INFO L134 CoverageAnalysis]: Checked inductivity of 13485 backedges. 303 proven. 5801 refuted. 0 times theorem prover too weak. 7381 trivial. 0 not checked. [2023-12-02 23:12:44,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:12:44,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 338 states to 207 states and 338 transitions. [2023-12-02 23:12:44,124 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 338 transitions. [2023-12-02 23:12:44,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 448 [2023-12-02 23:12:44,126 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:12:44,126 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:12:44,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:12:44,381 INFO L262 TraceCheckSpWp]: Trace formula consists of 1111 conjuncts, 267 conjunts are in the unsatisfiable core [2023-12-02 23:12:44,387 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:12:45,262 INFO L134 CoverageAnalysis]: Checked inductivity of 13923 backedges. 308 proven. 5989 refuted. 0 times theorem prover too weak. 7626 trivial. 0 not checked. [2023-12-02 23:12:51,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:12:51,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 343 states to 210 states and 343 transitions. [2023-12-02 23:12:51,941 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 343 transitions. [2023-12-02 23:12:51,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 455 [2023-12-02 23:12:51,943 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:12:51,943 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:12:52,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:12:52,200 INFO L262 TraceCheckSpWp]: Trace formula consists of 1128 conjuncts, 271 conjunts are in the unsatisfiable core [2023-12-02 23:12:52,205 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:12:53,099 INFO L134 CoverageAnalysis]: Checked inductivity of 14368 backedges. 313 proven. 6180 refuted. 0 times theorem prover too weak. 7875 trivial. 0 not checked. [2023-12-02 23:13:00,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:13:00,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 348 states to 213 states and 348 transitions. [2023-12-02 23:13:00,369 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 348 transitions. [2023-12-02 23:13:00,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 462 [2023-12-02 23:13:00,371 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:13:00,371 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:13:00,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:13:00,633 INFO L262 TraceCheckSpWp]: Trace formula consists of 1145 conjuncts, 275 conjunts are in the unsatisfiable core [2023-12-02 23:13:00,638 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:13:01,563 INFO L134 CoverageAnalysis]: Checked inductivity of 14820 backedges. 318 proven. 6374 refuted. 0 times theorem prover too weak. 8128 trivial. 0 not checked. [2023-12-02 23:13:09,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:13:09,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 353 states to 216 states and 353 transitions. [2023-12-02 23:13:09,052 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 353 transitions. [2023-12-02 23:13:09,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 469 [2023-12-02 23:13:09,054 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:13:09,054 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:13:09,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:13:09,354 INFO L262 TraceCheckSpWp]: Trace formula consists of 1162 conjuncts, 279 conjunts are in the unsatisfiable core [2023-12-02 23:13:09,359 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:13:10,296 INFO L134 CoverageAnalysis]: Checked inductivity of 15279 backedges. 323 proven. 6571 refuted. 0 times theorem prover too weak. 8385 trivial. 0 not checked. [2023-12-02 23:13:18,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:13:18,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 358 states to 219 states and 358 transitions. [2023-12-02 23:13:18,188 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 358 transitions. [2023-12-02 23:13:18,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 476 [2023-12-02 23:13:18,191 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:13:18,191 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:13:18,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:13:18,418 INFO L262 TraceCheckSpWp]: Trace formula consists of 1179 conjuncts, 283 conjunts are in the unsatisfiable core [2023-12-02 23:13:18,424 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:13:19,448 INFO L134 CoverageAnalysis]: Checked inductivity of 15745 backedges. 328 proven. 6771 refuted. 0 times theorem prover too weak. 8646 trivial. 0 not checked. [2023-12-02 23:13:27,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:13:27,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 363 states to 222 states and 363 transitions. [2023-12-02 23:13:27,485 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 363 transitions. [2023-12-02 23:13:27,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 483 [2023-12-02 23:13:27,488 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:13:27,488 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:13:27,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:13:27,723 INFO L262 TraceCheckSpWp]: Trace formula consists of 1196 conjuncts, 287 conjunts are in the unsatisfiable core [2023-12-02 23:13:27,728 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:13:28,691 INFO L134 CoverageAnalysis]: Checked inductivity of 16218 backedges. 333 proven. 6974 refuted. 0 times theorem prover too weak. 8911 trivial. 0 not checked. [2023-12-02 23:13:36,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:13:36,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 368 states to 225 states and 368 transitions. [2023-12-02 23:13:36,872 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 368 transitions. [2023-12-02 23:13:36,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 490 [2023-12-02 23:13:36,874 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:13:36,875 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:13:37,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:13:37,110 INFO L262 TraceCheckSpWp]: Trace formula consists of 1213 conjuncts, 291 conjunts are in the unsatisfiable core [2023-12-02 23:13:37,116 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:13:38,099 INFO L134 CoverageAnalysis]: Checked inductivity of 16698 backedges. 338 proven. 7180 refuted. 0 times theorem prover too weak. 9180 trivial. 0 not checked. [2023-12-02 23:13:46,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:13:46,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 373 states to 228 states and 373 transitions. [2023-12-02 23:13:46,278 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 373 transitions. [2023-12-02 23:13:46,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 497 [2023-12-02 23:13:46,281 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:13:46,281 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:13:46,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:13:46,515 INFO L262 TraceCheckSpWp]: Trace formula consists of 1230 conjuncts, 295 conjunts are in the unsatisfiable core [2023-12-02 23:13:46,520 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:13:47,559 INFO L134 CoverageAnalysis]: Checked inductivity of 17185 backedges. 343 proven. 7389 refuted. 0 times theorem prover too weak. 9453 trivial. 0 not checked. [2023-12-02 23:13:56,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:13:56,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 231 states and 378 transitions. [2023-12-02 23:13:56,185 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 378 transitions. [2023-12-02 23:13:56,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 504 [2023-12-02 23:13:56,188 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:13:56,188 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:13:56,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:13:56,456 INFO L262 TraceCheckSpWp]: Trace formula consists of 1247 conjuncts, 299 conjunts are in the unsatisfiable core [2023-12-02 23:13:56,462 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:13:57,497 INFO L134 CoverageAnalysis]: Checked inductivity of 17679 backedges. 348 proven. 7601 refuted. 0 times theorem prover too weak. 9730 trivial. 0 not checked. [2023-12-02 23:14:06,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:14:06,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 383 states to 234 states and 383 transitions. [2023-12-02 23:14:06,204 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 383 transitions. [2023-12-02 23:14:06,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 511 [2023-12-02 23:14:06,206 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:14:06,206 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:14:06,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:14:06,519 INFO L262 TraceCheckSpWp]: Trace formula consists of 1264 conjuncts, 303 conjunts are in the unsatisfiable core [2023-12-02 23:14:06,526 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:14:07,541 INFO L134 CoverageAnalysis]: Checked inductivity of 18180 backedges. 353 proven. 7816 refuted. 0 times theorem prover too weak. 10011 trivial. 0 not checked. [2023-12-02 23:14:16,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:14:16,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 388 states to 237 states and 388 transitions. [2023-12-02 23:14:16,833 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 388 transitions. [2023-12-02 23:14:16,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 518 [2023-12-02 23:14:16,835 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:14:16,835 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:14:17,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:14:17,142 INFO L262 TraceCheckSpWp]: Trace formula consists of 1281 conjuncts, 307 conjunts are in the unsatisfiable core [2023-12-02 23:14:17,148 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:14:18,319 INFO L134 CoverageAnalysis]: Checked inductivity of 18688 backedges. 358 proven. 8034 refuted. 0 times theorem prover too weak. 10296 trivial. 0 not checked. [2023-12-02 23:14:27,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:14:27,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 393 states to 240 states and 393 transitions. [2023-12-02 23:14:27,344 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 393 transitions. [2023-12-02 23:14:27,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 525 [2023-12-02 23:14:27,347 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:14:27,347 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:14:27,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:14:27,642 INFO L262 TraceCheckSpWp]: Trace formula consists of 1298 conjuncts, 311 conjunts are in the unsatisfiable core [2023-12-02 23:14:27,657 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:14:28,697 INFO L134 CoverageAnalysis]: Checked inductivity of 19203 backedges. 363 proven. 8255 refuted. 0 times theorem prover too weak. 10585 trivial. 0 not checked. [2023-12-02 23:14:38,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:14:38,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 398 states to 243 states and 398 transitions. [2023-12-02 23:14:38,108 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 398 transitions. [2023-12-02 23:14:38,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 532 [2023-12-02 23:14:38,110 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:14:38,111 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:14:38,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:14:38,418 INFO L262 TraceCheckSpWp]: Trace formula consists of 1315 conjuncts, 315 conjunts are in the unsatisfiable core [2023-12-02 23:14:38,425 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:14:39,626 INFO L134 CoverageAnalysis]: Checked inductivity of 19725 backedges. 368 proven. 8479 refuted. 0 times theorem prover too weak. 10878 trivial. 0 not checked. [2023-12-02 23:14:49,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:14:49,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 403 states to 246 states and 403 transitions. [2023-12-02 23:14:49,122 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 403 transitions. [2023-12-02 23:14:49,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 539 [2023-12-02 23:14:49,125 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:14:49,125 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:14:49,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:14:49,475 INFO L262 TraceCheckSpWp]: Trace formula consists of 1332 conjuncts, 319 conjunts are in the unsatisfiable core [2023-12-02 23:14:49,482 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:14:50,651 INFO L134 CoverageAnalysis]: Checked inductivity of 20254 backedges. 373 proven. 8706 refuted. 0 times theorem prover too weak. 11175 trivial. 0 not checked. [2023-12-02 23:15:00,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:15:00,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 408 states to 249 states and 408 transitions. [2023-12-02 23:15:00,810 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 408 transitions. [2023-12-02 23:15:00,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 546 [2023-12-02 23:15:00,813 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:15:00,814 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:15:01,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:15:01,123 INFO L262 TraceCheckSpWp]: Trace formula consists of 1349 conjuncts, 323 conjunts are in the unsatisfiable core [2023-12-02 23:15:01,130 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:15:02,395 INFO L134 CoverageAnalysis]: Checked inductivity of 20790 backedges. 378 proven. 8936 refuted. 0 times theorem prover too weak. 11476 trivial. 0 not checked. [2023-12-02 23:15:12,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:15:12,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 413 states to 252 states and 413 transitions. [2023-12-02 23:15:12,408 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 413 transitions. [2023-12-02 23:15:12,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 553 [2023-12-02 23:15:12,411 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:15:12,411 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:15:12,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:15:12,754 INFO L262 TraceCheckSpWp]: Trace formula consists of 1366 conjuncts, 327 conjunts are in the unsatisfiable core [2023-12-02 23:15:12,761 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:15:13,969 INFO L134 CoverageAnalysis]: Checked inductivity of 21333 backedges. 383 proven. 9169 refuted. 0 times theorem prover too weak. 11781 trivial. 0 not checked. [2023-12-02 23:15:24,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:15:24,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 418 states to 255 states and 418 transitions. [2023-12-02 23:15:24,090 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 418 transitions. [2023-12-02 23:15:24,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 560 [2023-12-02 23:15:24,093 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:15:24,094 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:15:24,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:15:24,412 INFO L262 TraceCheckSpWp]: Trace formula consists of 1383 conjuncts, 331 conjunts are in the unsatisfiable core [2023-12-02 23:15:24,419 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:15:25,599 INFO L134 CoverageAnalysis]: Checked inductivity of 21883 backedges. 388 proven. 9405 refuted. 0 times theorem prover too weak. 12090 trivial. 0 not checked. [2023-12-02 23:15:35,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:15:35,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 423 states to 258 states and 423 transitions. [2023-12-02 23:15:35,912 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 423 transitions. [2023-12-02 23:15:35,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 567 [2023-12-02 23:15:35,915 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:15:35,915 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:15:36,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:15:36,253 INFO L262 TraceCheckSpWp]: Trace formula consists of 1400 conjuncts, 335 conjunts are in the unsatisfiable core [2023-12-02 23:15:36,260 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:15:37,520 INFO L134 CoverageAnalysis]: Checked inductivity of 22440 backedges. 393 proven. 9644 refuted. 0 times theorem prover too weak. 12403 trivial. 0 not checked. [2023-12-02 23:15:48,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:15:48,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 428 states to 261 states and 428 transitions. [2023-12-02 23:15:48,453 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 428 transitions. [2023-12-02 23:15:48,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 574 [2023-12-02 23:15:48,456 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:15:48,456 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:15:48,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:15:48,761 INFO L262 TraceCheckSpWp]: Trace formula consists of 1417 conjuncts, 339 conjunts are in the unsatisfiable core [2023-12-02 23:15:48,768 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:15:50,064 INFO L134 CoverageAnalysis]: Checked inductivity of 23004 backedges. 398 proven. 9886 refuted. 0 times theorem prover too weak. 12720 trivial. 0 not checked. [2023-12-02 23:16:01,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:16:01,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 433 states to 264 states and 433 transitions. [2023-12-02 23:16:01,264 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 433 transitions. [2023-12-02 23:16:01,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 581 [2023-12-02 23:16:01,267 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:16:01,267 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:16:01,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:16:01,636 INFO L262 TraceCheckSpWp]: Trace formula consists of 1434 conjuncts, 343 conjunts are in the unsatisfiable core [2023-12-02 23:16:01,643 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:16:02,855 INFO L134 CoverageAnalysis]: Checked inductivity of 23575 backedges. 403 proven. 10131 refuted. 0 times theorem prover too weak. 13041 trivial. 0 not checked. [2023-12-02 23:16:13,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:16:13,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 438 states to 267 states and 438 transitions. [2023-12-02 23:16:13,864 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 438 transitions. [2023-12-02 23:16:13,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 588 [2023-12-02 23:16:13,867 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:16:13,867 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:16:14,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:16:14,130 INFO L262 TraceCheckSpWp]: Trace formula consists of 1451 conjuncts, 347 conjunts are in the unsatisfiable core [2023-12-02 23:16:14,138 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:16:15,360 INFO L134 CoverageAnalysis]: Checked inductivity of 24153 backedges. 408 proven. 10379 refuted. 0 times theorem prover too weak. 13366 trivial. 0 not checked. [2023-12-02 23:16:27,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:16:27,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 443 states to 270 states and 443 transitions. [2023-12-02 23:16:27,110 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 443 transitions. [2023-12-02 23:16:27,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 595 [2023-12-02 23:16:27,113 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:16:27,113 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:16:27,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:16:27,503 INFO L262 TraceCheckSpWp]: Trace formula consists of 1468 conjuncts, 351 conjunts are in the unsatisfiable core [2023-12-02 23:16:27,510 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:16:28,867 INFO L134 CoverageAnalysis]: Checked inductivity of 24738 backedges. 413 proven. 10630 refuted. 0 times theorem prover too weak. 13695 trivial. 0 not checked. [2023-12-02 23:16:40,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:16:40,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 448 states to 273 states and 448 transitions. [2023-12-02 23:16:40,510 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 448 transitions. [2023-12-02 23:16:40,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 602 [2023-12-02 23:16:40,513 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:16:40,513 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:16:40,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:16:40,909 INFO L262 TraceCheckSpWp]: Trace formula consists of 1485 conjuncts, 355 conjunts are in the unsatisfiable core [2023-12-02 23:16:40,916 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:16:42,217 INFO L134 CoverageAnalysis]: Checked inductivity of 25330 backedges. 418 proven. 10884 refuted. 0 times theorem prover too weak. 14028 trivial. 0 not checked. [2023-12-02 23:16:54,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:16:54,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 453 states to 276 states and 453 transitions. [2023-12-02 23:16:54,363 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 453 transitions. [2023-12-02 23:16:54,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 609 [2023-12-02 23:16:54,366 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:16:54,366 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:16:54,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:16:54,681 INFO L262 TraceCheckSpWp]: Trace formula consists of 1502 conjuncts, 359 conjunts are in the unsatisfiable core [2023-12-02 23:16:54,688 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:16:55,963 INFO L134 CoverageAnalysis]: Checked inductivity of 25929 backedges. 423 proven. 11141 refuted. 0 times theorem prover too weak. 14365 trivial. 0 not checked. [2023-12-02 23:17:08,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:17:08,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 458 states to 279 states and 458 transitions. [2023-12-02 23:17:08,420 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 458 transitions. [2023-12-02 23:17:08,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 616 [2023-12-02 23:17:08,423 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:17:08,423 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:17:08,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:17:08,835 INFO L262 TraceCheckSpWp]: Trace formula consists of 1519 conjuncts, 363 conjunts are in the unsatisfiable core [2023-12-02 23:17:08,843 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:17:10,158 INFO L134 CoverageAnalysis]: Checked inductivity of 26535 backedges. 428 proven. 11401 refuted. 0 times theorem prover too weak. 14706 trivial. 0 not checked. [2023-12-02 23:17:22,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:17:22,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 463 states to 282 states and 463 transitions. [2023-12-02 23:17:22,424 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 463 transitions. [2023-12-02 23:17:22,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 623 [2023-12-02 23:17:22,428 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:17:22,428 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:17:22,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:17:22,838 INFO L262 TraceCheckSpWp]: Trace formula consists of 1536 conjuncts, 367 conjunts are in the unsatisfiable core [2023-12-02 23:17:22,845 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:17:24,175 INFO L134 CoverageAnalysis]: Checked inductivity of 27148 backedges. 433 proven. 11664 refuted. 0 times theorem prover too weak. 15051 trivial. 0 not checked. [2023-12-02 23:17:37,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:17:37,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 468 states to 285 states and 468 transitions. [2023-12-02 23:17:37,055 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 468 transitions. [2023-12-02 23:17:37,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 630 [2023-12-02 23:17:37,058 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:17:37,058 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:17:37,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:17:37,458 INFO L262 TraceCheckSpWp]: Trace formula consists of 1553 conjuncts, 371 conjunts are in the unsatisfiable core [2023-12-02 23:17:37,466 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:17:38,817 INFO L134 CoverageAnalysis]: Checked inductivity of 27768 backedges. 438 proven. 11930 refuted. 0 times theorem prover too weak. 15400 trivial. 0 not checked. [2023-12-02 23:17:51,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:17:51,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 473 states to 288 states and 473 transitions. [2023-12-02 23:17:51,763 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 473 transitions. [2023-12-02 23:17:51,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 637 [2023-12-02 23:17:51,767 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:17:51,767 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:17:52,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:17:52,181 INFO L262 TraceCheckSpWp]: Trace formula consists of 1570 conjuncts, 375 conjunts are in the unsatisfiable core [2023-12-02 23:17:52,189 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:17:53,573 INFO L134 CoverageAnalysis]: Checked inductivity of 28395 backedges. 443 proven. 12199 refuted. 0 times theorem prover too weak. 15753 trivial. 0 not checked. [2023-12-02 23:18:07,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:18:07,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 478 states to 291 states and 478 transitions. [2023-12-02 23:18:07,114 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 478 transitions. [2023-12-02 23:18:07,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 644 [2023-12-02 23:18:07,118 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:18:07,118 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:18:07,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:18:07,406 INFO L262 TraceCheckSpWp]: Trace formula consists of 1587 conjuncts, 379 conjunts are in the unsatisfiable core [2023-12-02 23:18:07,414 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:18:08,836 INFO L134 CoverageAnalysis]: Checked inductivity of 29029 backedges. 448 proven. 12471 refuted. 0 times theorem prover too weak. 16110 trivial. 0 not checked. [2023-12-02 23:18:22,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:18:22,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 483 states to 294 states and 483 transitions. [2023-12-02 23:18:22,728 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 483 transitions. [2023-12-02 23:18:22,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 651 [2023-12-02 23:18:22,732 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:18:22,732 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:18:23,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:18:23,161 INFO L262 TraceCheckSpWp]: Trace formula consists of 1604 conjuncts, 383 conjunts are in the unsatisfiable core [2023-12-02 23:18:23,169 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:18:24,656 INFO L134 CoverageAnalysis]: Checked inductivity of 29670 backedges. 453 proven. 12746 refuted. 0 times theorem prover too weak. 16471 trivial. 0 not checked. [2023-12-02 23:18:38,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:18:38,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 488 states to 297 states and 488 transitions. [2023-12-02 23:18:38,399 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 488 transitions. [2023-12-02 23:18:38,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 658 [2023-12-02 23:18:38,403 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:18:38,403 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:18:38,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:18:38,755 INFO L262 TraceCheckSpWp]: Trace formula consists of 1621 conjuncts, 387 conjunts are in the unsatisfiable core [2023-12-02 23:18:38,762 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:18:40,191 INFO L134 CoverageAnalysis]: Checked inductivity of 30318 backedges. 320 proven. 13162 refuted. 0 times theorem prover too weak. 16836 trivial. 0 not checked. [2023-12-02 23:18:54,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:18:54,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 493 states to 300 states and 493 transitions. [2023-12-02 23:18:54,559 INFO L276 IsEmpty]: Start isEmpty. Operand 300 states and 493 transitions. [2023-12-02 23:18:54,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 665 [2023-12-02 23:18:54,564 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:18:54,564 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:18:54,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:18:54,980 INFO L262 TraceCheckSpWp]: Trace formula consists of 1638 conjuncts, 391 conjunts are in the unsatisfiable core [2023-12-02 23:18:54,987 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:18:56,475 INFO L134 CoverageAnalysis]: Checked inductivity of 30973 backedges. 463 proven. 13305 refuted. 0 times theorem prover too weak. 17205 trivial. 0 not checked. [2023-12-02 23:19:11,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:19:11,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 498 states to 303 states and 498 transitions. [2023-12-02 23:19:11,519 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 498 transitions. [2023-12-02 23:19:11,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 672 [2023-12-02 23:19:11,523 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:19:11,523 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:19:11,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:19:11,872 INFO L262 TraceCheckSpWp]: Trace formula consists of 1655 conjuncts, 395 conjunts are in the unsatisfiable core [2023-12-02 23:19:11,881 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:19:13,431 INFO L134 CoverageAnalysis]: Checked inductivity of 31635 backedges. 327 proven. 13730 refuted. 0 times theorem prover too weak. 17578 trivial. 0 not checked. [2023-12-02 23:19:28,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:19:28,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 503 states to 306 states and 503 transitions. [2023-12-02 23:19:28,891 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 503 transitions. [2023-12-02 23:19:28,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 679 [2023-12-02 23:19:28,895 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:19:28,895 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:19:29,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:19:29,255 INFO L262 TraceCheckSpWp]: Trace formula consists of 1672 conjuncts, 399 conjunts are in the unsatisfiable core [2023-12-02 23:19:29,263 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:19:30,903 INFO L134 CoverageAnalysis]: Checked inductivity of 32304 backedges. 473 proven. 13876 refuted. 0 times theorem prover too weak. 17955 trivial. 0 not checked. [2023-12-02 23:19:46,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:19:46,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 508 states to 309 states and 508 transitions. [2023-12-02 23:19:46,564 INFO L276 IsEmpty]: Start isEmpty. Operand 309 states and 508 transitions. [2023-12-02 23:19:46,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 686 [2023-12-02 23:19:46,569 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:19:46,569 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:19:46,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:19:47,009 INFO L262 TraceCheckSpWp]: Trace formula consists of 1689 conjuncts, 403 conjunts are in the unsatisfiable core [2023-12-02 23:19:47,018 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:19:48,616 INFO L134 CoverageAnalysis]: Checked inductivity of 32980 backedges. 478 proven. 14166 refuted. 0 times theorem prover too weak. 18336 trivial. 0 not checked. [2023-12-02 23:20:04,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:20:04,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 513 states to 312 states and 513 transitions. [2023-12-02 23:20:04,451 INFO L276 IsEmpty]: Start isEmpty. Operand 312 states and 513 transitions. [2023-12-02 23:20:04,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 693 [2023-12-02 23:20:04,456 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:20:04,457 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:20:04,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:20:04,858 INFO L262 TraceCheckSpWp]: Trace formula consists of 1706 conjuncts, 407 conjunts are in the unsatisfiable core [2023-12-02 23:20:04,875 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:20:06,645 INFO L134 CoverageAnalysis]: Checked inductivity of 33663 backedges. 483 proven. 14459 refuted. 0 times theorem prover too weak. 18721 trivial. 0 not checked. [2023-12-02 23:20:23,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:20:23,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 518 states to 315 states and 518 transitions. [2023-12-02 23:20:23,799 INFO L276 IsEmpty]: Start isEmpty. Operand 315 states and 518 transitions. [2023-12-02 23:20:23,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 700 [2023-12-02 23:20:23,804 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:20:23,804 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:20:24,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:20:24,200 INFO L262 TraceCheckSpWp]: Trace formula consists of 1723 conjuncts, 411 conjunts are in the unsatisfiable core [2023-12-02 23:20:24,214 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:20:25,886 INFO L134 CoverageAnalysis]: Checked inductivity of 34353 backedges. 341 proven. 14902 refuted. 0 times theorem prover too weak. 19110 trivial. 0 not checked. [2023-12-02 23:20:43,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:20:43,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 523 states to 318 states and 523 transitions. [2023-12-02 23:20:43,568 INFO L276 IsEmpty]: Start isEmpty. Operand 318 states and 523 transitions. [2023-12-02 23:20:43,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 707 [2023-12-02 23:20:43,573 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:20:43,573 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:20:44,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:20:44,022 INFO L262 TraceCheckSpWp]: Trace formula consists of 1740 conjuncts, 415 conjunts are in the unsatisfiable core [2023-12-02 23:20:44,030 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:20:45,773 INFO L134 CoverageAnalysis]: Checked inductivity of 35050 backedges. 493 proven. 15054 refuted. 0 times theorem prover too weak. 19503 trivial. 0 not checked. [2023-12-02 23:21:04,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:21:04,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 528 states to 321 states and 528 transitions. [2023-12-02 23:21:04,318 INFO L276 IsEmpty]: Start isEmpty. Operand 321 states and 528 transitions. [2023-12-02 23:21:04,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 714 [2023-12-02 23:21:04,325 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:21:04,325 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:21:04,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:21:04,672 INFO L262 TraceCheckSpWp]: Trace formula consists of 1757 conjuncts, 103 conjunts are in the unsatisfiable core [2023-12-02 23:21:04,684 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:21:58,215 INFO L134 CoverageAnalysis]: Checked inductivity of 35754 backedges. 15554 proven. 0 refuted. 0 times theorem prover too weak. 20200 trivial. 0 not checked.