./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/hard2_valuebound100.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45851e88-6a3a-49c8-a1b9-4f285a0cf927/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45851e88-6a3a-49c8-a1b9-4f285a0cf927/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_45851e88-6a3a-49c8-a1b9-4f285a0cf927/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45851e88-6a3a-49c8-a1b9-4f285a0cf927/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/hard2_valuebound100.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45851e88-6a3a-49c8-a1b9-4f285a0cf927/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_45851e88-6a3a-49c8-a1b9-4f285a0cf927/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 c39f3d25be406fa166da46a61b4a36c0a90262202dfdee83ae8e5211f182a6f7 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 22:38:48,943 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 22:38:49,013 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45851e88-6a3a-49c8-a1b9-4f285a0cf927/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-12-02 22:38:49,018 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 22:38:49,019 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-02 22:38:49,045 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 22:38:49,046 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 22:38:49,046 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-02 22:38:49,047 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 22:38:49,047 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 22:38:49,048 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 22:38:49,049 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 22:38:49,049 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 22:38:49,050 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 22:38:49,050 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 22:38:49,051 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 22:38:49,051 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 22:38:49,052 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 22:38:49,052 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 22:38:49,053 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 22:38:49,053 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 22:38:49,054 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 22:38:49,055 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 22:38:49,055 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 22:38:49,056 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 22:38:49,056 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 22:38:49,056 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 22:38:49,057 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 22:38:49,057 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 22:38:49,058 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 22:38:49,058 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-02 22:38:49,059 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 22:38:49,059 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 22:38:49,059 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_45851e88-6a3a-49c8-a1b9-4f285a0cf927/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45851e88-6a3a-49c8-a1b9-4f285a0cf927/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c39f3d25be406fa166da46a61b4a36c0a90262202dfdee83ae8e5211f182a6f7 [2023-12-02 22:38:49,284 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 22:38:49,306 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 22:38:49,309 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 22:38:49,310 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 22:38:49,311 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 22:38:49,312 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45851e88-6a3a-49c8-a1b9-4f285a0cf927/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/nla-digbench-scaling/hard2_valuebound100.c [2023-12-02 22:38:52,070 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 22:38:52,234 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 22:38:52,235 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45851e88-6a3a-49c8-a1b9-4f285a0cf927/sv-benchmarks/c/nla-digbench-scaling/hard2_valuebound100.c [2023-12-02 22:38:52,241 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45851e88-6a3a-49c8-a1b9-4f285a0cf927/bin/ukojak-verify-Qdu7aM0XO9/data/0e329b9b3/b3424ce727ab413ba945e5d3096a6a6e/FLAGb9576126b [2023-12-02 22:38:52,252 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45851e88-6a3a-49c8-a1b9-4f285a0cf927/bin/ukojak-verify-Qdu7aM0XO9/data/0e329b9b3/b3424ce727ab413ba945e5d3096a6a6e [2023-12-02 22:38:52,254 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 22:38:52,255 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 22:38:52,256 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 22:38:52,256 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 22:38:52,260 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 22:38:52,260 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 10:38:52" (1/1) ... [2023-12-02 22:38:52,261 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@624f8425 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:38:52, skipping insertion in model container [2023-12-02 22:38:52,262 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 10:38:52" (1/1) ... [2023-12-02 22:38:52,280 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 22:38:52,412 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_45851e88-6a3a-49c8-a1b9-4f285a0cf927/sv-benchmarks/c/nla-digbench-scaling/hard2_valuebound100.c[526,539] [2023-12-02 22:38:52,427 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 22:38:52,438 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 22:38:52,453 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_45851e88-6a3a-49c8-a1b9-4f285a0cf927/sv-benchmarks/c/nla-digbench-scaling/hard2_valuebound100.c[526,539] [2023-12-02 22:38:52,459 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 22:38:52,472 INFO L206 MainTranslator]: Completed translation [2023-12-02 22:38:52,473 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:38:52 WrapperNode [2023-12-02 22:38:52,473 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 22:38:52,474 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 22:38:52,474 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 22:38:52,475 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 22:38:52,481 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:38:52" (1/1) ... [2023-12-02 22:38:52,488 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:38:52" (1/1) ... [2023-12-02 22:38:52,504 INFO L138 Inliner]: procedures = 14, calls = 23, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 64 [2023-12-02 22:38:52,504 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 22:38:52,505 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 22:38:52,505 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 22:38:52,505 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 22:38:52,513 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:38:52" (1/1) ... [2023-12-02 22:38:52,513 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:38:52" (1/1) ... [2023-12-02 22:38:52,514 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:38:52" (1/1) ... [2023-12-02 22:38:52,514 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:38:52" (1/1) ... [2023-12-02 22:38:52,517 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:38:52" (1/1) ... [2023-12-02 22:38:52,520 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:38:52" (1/1) ... [2023-12-02 22:38:52,521 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:38:52" (1/1) ... [2023-12-02 22:38:52,522 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:38:52" (1/1) ... [2023-12-02 22:38:52,523 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 22:38:52,524 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 22:38:52,524 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 22:38:52,524 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 22:38:52,525 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:38:52" (1/1) ... [2023-12-02 22:38:52,530 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 22:38:52,542 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45851e88-6a3a-49c8-a1b9-4f285a0cf927/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 22:38:52,554 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45851e88-6a3a-49c8-a1b9-4f285a0cf927/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 22:38:52,560 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45851e88-6a3a-49c8-a1b9-4f285a0cf927/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 22:38:52,596 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 22:38:52,597 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-02 22:38:52,597 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 22:38:52,597 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 22:38:52,597 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-12-02 22:38:52,597 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-12-02 22:38:52,669 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 22:38:52,671 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 22:38:52,818 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 22:38:52,874 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 22:38:52,875 INFO L309 CfgBuilder]: Removed 2 assume(true) statements. [2023-12-02 22:38:52,876 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:38:52 BoogieIcfgContainer [2023-12-02 22:38:52,877 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 22:38:52,878 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-02 22:38:52,878 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-02 22:38:52,889 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-02 22:38:52,889 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:38:52" (1/1) ... [2023-12-02 22:38:52,898 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 22:38:52,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:38:52,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 20 states and 30 transitions. [2023-12-02 22:38:52,954 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 30 transitions. [2023-12-02 22:38:52,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-12-02 22:38:52,959 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:38:52,960 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:38:53,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:38:53,220 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 22:38:53,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:38:53,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 24 states and 38 transitions. [2023-12-02 22:38:53,307 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 38 transitions. [2023-12-02 22:38:53,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-12-02 22:38:53,309 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:38:53,309 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:38:53,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:38:53,411 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 22:38:53,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:38:53,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 27 states and 42 transitions. [2023-12-02 22:38:53,526 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2023-12-02 22:38:53,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-12-02 22:38:53,527 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:38:53,527 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:38:53,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:38:53,566 INFO L262 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 19 conjunts are in the unsatisfiable core [2023-12-02 22:38:53,571 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:38:53,805 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-02 22:38:54,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:38:54,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 49 transitions. [2023-12-02 22:38:54,158 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 49 transitions. [2023-12-02 22:38:54,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-12-02 22:38:54,160 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:38:54,160 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:38:54,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:38:54,191 INFO L262 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-02 22:38:54,193 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:38:54,307 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 8 proven. 4 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-02 22:38:54,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:38:54,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 34 states and 55 transitions. [2023-12-02 22:38:54,570 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 55 transitions. [2023-12-02 22:38:54,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-12-02 22:38:54,571 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:38:54,571 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:38:54,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:38:54,604 INFO L262 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-02 22:38:54,606 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:38:54,666 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 13 proven. 4 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-12-02 22:38:54,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:38:54,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 38 states and 63 transitions. [2023-12-02 22:38:54,878 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 63 transitions. [2023-12-02 22:38:54,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-12-02 22:38:54,880 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:38:54,880 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:38:54,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:38:54,913 INFO L262 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 23 conjunts are in the unsatisfiable core [2023-12-02 22:38:54,916 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:38:55,040 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 12 proven. 14 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2023-12-02 22:38:55,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:38:55,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 43 states and 73 transitions. [2023-12-02 22:38:55,641 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 73 transitions. [2023-12-02 22:38:55,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-12-02 22:38:55,643 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:38:55,643 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:38:55,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:38:55,674 INFO L262 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 15 conjunts are in the unsatisfiable core [2023-12-02 22:38:55,676 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:38:55,736 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 12 proven. 10 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2023-12-02 22:38:55,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:38:55,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 46 states and 82 transitions. [2023-12-02 22:38:55,909 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 82 transitions. [2023-12-02 22:38:55,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-12-02 22:38:55,911 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:38:55,911 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:38:55,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:38:55,942 INFO L262 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 22:38:55,944 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:38:55,986 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2023-12-02 22:38:56,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:38:56,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 50 states and 90 transitions. [2023-12-02 22:38:56,347 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 90 transitions. [2023-12-02 22:38:56,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-12-02 22:38:56,349 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:38:56,349 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:38:56,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:38:56,378 INFO L262 TraceCheckSpWp]: Trace formula consists of 118 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-02 22:38:56,380 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:38:56,431 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2023-12-02 22:38:56,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:38:56,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 51 states and 91 transitions. [2023-12-02 22:38:56,693 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 91 transitions. [2023-12-02 22:38:56,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-12-02 22:38:56,695 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:38:56,696 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:38:56,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:38:56,730 INFO L262 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 15 conjunts are in the unsatisfiable core [2023-12-02 22:38:56,733 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:38:56,801 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 14 proven. 13 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2023-12-02 22:38:57,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:38:57,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 54 states and 97 transitions. [2023-12-02 22:38:57,104 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 97 transitions. [2023-12-02 22:38:57,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-12-02 22:38:57,106 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:38:57,106 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:38:57,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:38:57,141 INFO L262 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 27 conjunts are in the unsatisfiable core [2023-12-02 22:38:57,143 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:38:57,300 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 18 proven. 32 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2023-12-02 22:38:57,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:38:57,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 59 states and 107 transitions. [2023-12-02 22:38:57,974 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 107 transitions. [2023-12-02 22:38:57,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-12-02 22:38:57,976 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:38:57,976 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:38:58,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:38:58,014 INFO L262 TraceCheckSpWp]: Trace formula consists of 147 conjuncts, 31 conjunts are in the unsatisfiable core [2023-12-02 22:38:58,017 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:38:58,379 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 18 proven. 26 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2023-12-02 22:38:59,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:38:59,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 65 states and 122 transitions. [2023-12-02 22:38:59,011 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 122 transitions. [2023-12-02 22:38:59,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-12-02 22:38:59,013 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:38:59,013 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:38:59,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:38:59,051 INFO L262 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 29 conjunts are in the unsatisfiable core [2023-12-02 22:38:59,054 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:38:59,282 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 20 proven. 30 refuted. 0 times theorem prover too weak. 120 trivial. 0 not checked. [2023-12-02 22:38:59,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:38:59,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 67 states and 127 transitions. [2023-12-02 22:38:59,498 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 127 transitions. [2023-12-02 22:38:59,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-12-02 22:38:59,499 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:38:59,499 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:38:59,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:38:59,530 INFO L262 TraceCheckSpWp]: Trace formula consists of 155 conjuncts, 15 conjunts are in the unsatisfiable core [2023-12-02 22:38:59,532 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:38:59,618 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 20 proven. 22 refuted. 0 times theorem prover too weak. 135 trivial. 0 not checked. [2023-12-02 22:38:59,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:38:59,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 67 states and 126 transitions. [2023-12-02 22:38:59,844 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 126 transitions. [2023-12-02 22:38:59,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-12-02 22:38:59,845 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:38:59,845 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:38:59,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:38:59,885 INFO L262 TraceCheckSpWp]: Trace formula consists of 167 conjuncts, 33 conjunts are in the unsatisfiable core [2023-12-02 22:38:59,888 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:39:00,236 INFO L134 CoverageAnalysis]: Checked inductivity of 209 backedges. 22 proven. 34 refuted. 0 times theorem prover too weak. 153 trivial. 0 not checked. [2023-12-02 22:39:00,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:39:00,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 70 states and 132 transitions. [2023-12-02 22:39:00,875 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 132 transitions. [2023-12-02 22:39:00,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2023-12-02 22:39:00,877 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:39:00,877 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:39:00,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:39:00,914 INFO L262 TraceCheckSpWp]: Trace formula consists of 177 conjuncts, 31 conjunts are in the unsatisfiable core [2023-12-02 22:39:00,916 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:39:01,089 INFO L134 CoverageAnalysis]: Checked inductivity of 269 backedges. 24 proven. 55 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2023-12-02 22:39:01,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:39:01,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 75 states and 142 transitions. [2023-12-02 22:39:01,835 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 142 transitions. [2023-12-02 22:39:01,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-12-02 22:39:01,837 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:39:01,837 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:39:01,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:39:01,875 INFO L262 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 29 conjunts are in the unsatisfiable core [2023-12-02 22:39:01,876 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:39:02,033 INFO L134 CoverageAnalysis]: Checked inductivity of 251 backedges. 24 proven. 37 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2023-12-02 22:39:02,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:39:02,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 75 states and 141 transitions. [2023-12-02 22:39:02,374 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 141 transitions. [2023-12-02 22:39:02,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2023-12-02 22:39:02,375 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:39:02,375 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:39:02,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:39:02,410 INFO L262 TraceCheckSpWp]: Trace formula consists of 180 conjuncts, 35 conjunts are in the unsatisfiable core [2023-12-02 22:39:02,412 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:39:02,744 INFO L134 CoverageAnalysis]: Checked inductivity of 259 backedges. 24 proven. 45 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2023-12-02 22:39:03,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:39:03,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 81 states and 156 transitions. [2023-12-02 22:39:03,571 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 156 transitions. [2023-12-02 22:39:03,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2023-12-02 22:39:03,572 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:39:03,573 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:39:03,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:39:03,611 INFO L262 TraceCheckSpWp]: Trace formula consists of 189 conjuncts, 31 conjunts are in the unsatisfiable core [2023-12-02 22:39:03,613 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:39:03,736 INFO L134 CoverageAnalysis]: Checked inductivity of 306 backedges. 26 proven. 49 refuted. 0 times theorem prover too weak. 231 trivial. 0 not checked. [2023-12-02 22:39:03,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:39:03,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 83 states and 161 transitions. [2023-12-02 22:39:03,933 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 161 transitions. [2023-12-02 22:39:03,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2023-12-02 22:39:03,935 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:39:03,935 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:39:03,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:39:03,969 INFO L262 TraceCheckSpWp]: Trace formula consists of 188 conjuncts, 15 conjunts are in the unsatisfiable core [2023-12-02 22:39:03,971 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:39:04,041 INFO L134 CoverageAnalysis]: Checked inductivity of 318 backedges. 26 proven. 31 refuted. 0 times theorem prover too weak. 261 trivial. 0 not checked. [2023-12-02 22:39:04,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:39:04,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 83 states and 160 transitions. [2023-12-02 22:39:04,261 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 160 transitions. [2023-12-02 22:39:04,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2023-12-02 22:39:04,262 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:39:04,262 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:39:04,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:39:04,303 INFO L262 TraceCheckSpWp]: Trace formula consists of 200 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 22:39:04,305 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:39:04,476 INFO L134 CoverageAnalysis]: Checked inductivity of 357 backedges. 41 proven. 4 refuted. 0 times theorem prover too weak. 312 trivial. 0 not checked. [2023-12-02 22:39:05,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:39:05,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 85 states and 171 transitions. [2023-12-02 22:39:05,158 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 171 transitions. [2023-12-02 22:39:05,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2023-12-02 22:39:05,159 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:39:05,160 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:39:05,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:39:05,210 INFO L262 TraceCheckSpWp]: Trace formula consists of 205 conjuncts, 46 conjunts are in the unsatisfiable core [2023-12-02 22:39:05,214 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:39:05,791 INFO L134 CoverageAnalysis]: Checked inductivity of 361 backedges. 57 proven. 58 refuted. 0 times theorem prover too weak. 246 trivial. 0 not checked. [2023-12-02 22:39:06,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:39:06,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 95 states and 195 transitions. [2023-12-02 22:39:06,915 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 195 transitions. [2023-12-02 22:39:06,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2023-12-02 22:39:06,916 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:39:06,916 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:39:06,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:39:06,957 INFO L262 TraceCheckSpWp]: Trace formula consists of 210 conjuncts, 35 conjunts are in the unsatisfiable core [2023-12-02 22:39:06,959 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:39:07,128 INFO L134 CoverageAnalysis]: Checked inductivity of 438 backedges. 30 proven. 83 refuted. 0 times theorem prover too weak. 325 trivial. 0 not checked. [2023-12-02 22:39:08,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:39:08,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 100 states and 205 transitions. [2023-12-02 22:39:08,039 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 205 transitions. [2023-12-02 22:39:08,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2023-12-02 22:39:08,040 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:39:08,040 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:39:08,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:39:08,090 INFO L262 TraceCheckSpWp]: Trace formula consists of 214 conjuncts, 35 conjunts are in the unsatisfiable core [2023-12-02 22:39:08,093 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:39:08,219 INFO L134 CoverageAnalysis]: Checked inductivity of 417 backedges. 30 proven. 62 refuted. 0 times theorem prover too weak. 325 trivial. 0 not checked. [2023-12-02 22:39:08,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:39:08,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 102 states and 210 transitions. [2023-12-02 22:39:08,503 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 210 transitions. [2023-12-02 22:39:08,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2023-12-02 22:39:08,504 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:39:08,504 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:39:08,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:39:08,551 INFO L262 TraceCheckSpWp]: Trace formula consists of 214 conjuncts, 38 conjunts are in the unsatisfiable core [2023-12-02 22:39:08,553 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:39:08,843 INFO L134 CoverageAnalysis]: Checked inductivity of 417 backedges. 30 proven. 62 refuted. 0 times theorem prover too weak. 325 trivial. 0 not checked. [2023-12-02 22:39:09,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:39:09,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 104 states and 215 transitions. [2023-12-02 22:39:09,211 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 215 transitions. [2023-12-02 22:39:09,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2023-12-02 22:39:09,213 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:39:09,213 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:39:09,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:39:09,261 INFO L262 TraceCheckSpWp]: Trace formula consists of 213 conjuncts, 39 conjunts are in the unsatisfiable core [2023-12-02 22:39:09,264 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:39:09,673 INFO L134 CoverageAnalysis]: Checked inductivity of 424 backedges. 30 proven. 69 refuted. 0 times theorem prover too weak. 325 trivial. 0 not checked. [2023-12-02 22:39:10,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:39:10,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 291 states to 110 states and 232 transitions. [2023-12-02 22:39:10,752 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 232 transitions. [2023-12-02 22:39:10,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2023-12-02 22:39:10,753 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:39:10,753 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:39:10,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:39:10,795 INFO L262 TraceCheckSpWp]: Trace formula consists of 222 conjuncts, 35 conjunts are in the unsatisfiable core [2023-12-02 22:39:10,797 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:39:10,938 INFO L134 CoverageAnalysis]: Checked inductivity of 483 backedges. 32 proven. 73 refuted. 0 times theorem prover too weak. 378 trivial. 0 not checked. [2023-12-02 22:39:11,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:39:11,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 112 states and 237 transitions. [2023-12-02 22:39:11,254 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 237 transitions. [2023-12-02 22:39:11,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2023-12-02 22:39:11,256 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:39:11,256 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:39:11,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:39:11,300 INFO L262 TraceCheckSpWp]: Trace formula consists of 221 conjuncts, 15 conjunts are in the unsatisfiable core [2023-12-02 22:39:11,319 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:39:11,416 INFO L134 CoverageAnalysis]: Checked inductivity of 500 backedges. 32 proven. 40 refuted. 0 times theorem prover too weak. 428 trivial. 0 not checked. [2023-12-02 22:39:11,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:39:11,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 299 states to 112 states and 236 transitions. [2023-12-02 22:39:11,711 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 236 transitions. [2023-12-02 22:39:11,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2023-12-02 22:39:11,712 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:39:11,712 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:39:11,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:39:11,755 INFO L262 TraceCheckSpWp]: Trace formula consists of 225 conjuncts, 46 conjunts are in the unsatisfiable core [2023-12-02 22:39:11,758 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:39:12,660 INFO L134 CoverageAnalysis]: Checked inductivity of 477 backedges. 67 proven. 68 refuted. 0 times theorem prover too weak. 342 trivial. 0 not checked. [2023-12-02 22:39:14,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:39:14,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 311 states to 117 states and 247 transitions. [2023-12-02 22:39:14,366 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 247 transitions. [2023-12-02 22:39:14,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2023-12-02 22:39:14,367 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:39:14,367 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:39:14,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:39:14,413 INFO L262 TraceCheckSpWp]: Trace formula consists of 234 conjuncts, 37 conjunts are in the unsatisfiable core [2023-12-02 22:39:14,417 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:39:14,570 INFO L134 CoverageAnalysis]: Checked inductivity of 539 backedges. 34 proven. 70 refuted. 0 times theorem prover too weak. 435 trivial. 0 not checked. [2023-12-02 22:39:15,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:39:15,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 117 states and 246 transitions. [2023-12-02 22:39:15,120 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 246 transitions. [2023-12-02 22:39:15,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2023-12-02 22:39:15,121 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:39:15,121 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:39:15,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:39:15,186 INFO L262 TraceCheckSpWp]: Trace formula consists of 238 conjuncts, 44 conjunts are in the unsatisfiable core [2023-12-02 22:39:15,189 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:39:15,649 INFO L134 CoverageAnalysis]: Checked inductivity of 550 backedges. 34 proven. 81 refuted. 0 times theorem prover too weak. 435 trivial. 0 not checked. [2023-12-02 22:39:16,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:39:16,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 326 states to 121 states and 259 transitions. [2023-12-02 22:39:16,923 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 259 transitions. [2023-12-02 22:39:16,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2023-12-02 22:39:16,924 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:39:16,924 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:39:16,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:39:16,971 INFO L262 TraceCheckSpWp]: Trace formula consists of 243 conjuncts, 38 conjunts are in the unsatisfiable core [2023-12-02 22:39:16,974 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:39:17,723 INFO L134 CoverageAnalysis]: Checked inductivity of 648 backedges. 36 proven. 116 refuted. 0 times theorem prover too weak. 496 trivial. 0 not checked. [2023-12-02 22:39:19,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:39:19,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 340 states to 126 states and 271 transitions. [2023-12-02 22:39:19,466 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 271 transitions. [2023-12-02 22:39:19,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2023-12-02 22:39:19,467 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:39:19,467 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:39:19,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:39:19,533 INFO L262 TraceCheckSpWp]: Trace formula consists of 247 conjuncts, 39 conjunts are in the unsatisfiable core [2023-12-02 22:39:19,535 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:39:19,676 INFO L134 CoverageAnalysis]: Checked inductivity of 618 backedges. 36 proven. 86 refuted. 0 times theorem prover too weak. 496 trivial. 0 not checked. [2023-12-02 22:39:20,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:39:20,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 345 states to 128 states and 276 transitions. [2023-12-02 22:39:20,029 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 276 transitions. [2023-12-02 22:39:20,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2023-12-02 22:39:20,031 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:39:20,031 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:39:20,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:39:20,091 INFO L262 TraceCheckSpWp]: Trace formula consists of 247 conjuncts, 41 conjunts are in the unsatisfiable core [2023-12-02 22:39:20,093 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:39:20,317 INFO L134 CoverageAnalysis]: Checked inductivity of 618 backedges. 36 proven. 86 refuted. 0 times theorem prover too weak. 496 trivial. 0 not checked. [2023-12-02 22:39:20,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:39:20,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 350 states to 130 states and 281 transitions. [2023-12-02 22:39:20,677 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 281 transitions. [2023-12-02 22:39:20,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2023-12-02 22:39:20,678 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:39:20,678 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:39:20,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:39:20,732 INFO L262 TraceCheckSpWp]: Trace formula consists of 246 conjuncts, 43 conjunts are in the unsatisfiable core [2023-12-02 22:39:20,735 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:39:21,206 INFO L134 CoverageAnalysis]: Checked inductivity of 630 backedges. 36 proven. 98 refuted. 0 times theorem prover too weak. 496 trivial. 0 not checked. [2023-12-02 22:39:22,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:39:22,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 373 states to 136 states and 298 transitions. [2023-12-02 22:39:22,770 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 298 transitions. [2023-12-02 22:39:22,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2023-12-02 22:39:22,771 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:39:22,772 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:39:22,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:39:22,824 INFO L262 TraceCheckSpWp]: Trace formula consists of 255 conjuncts, 39 conjunts are in the unsatisfiable core [2023-12-02 22:39:22,826 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:39:22,972 INFO L134 CoverageAnalysis]: Checked inductivity of 701 backedges. 38 proven. 102 refuted. 0 times theorem prover too weak. 561 trivial. 0 not checked. [2023-12-02 22:39:23,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:39:23,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 138 states and 303 transitions. [2023-12-02 22:39:23,344 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 303 transitions. [2023-12-02 22:39:23,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2023-12-02 22:39:23,346 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:39:23,346 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:39:23,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:39:23,402 INFO L262 TraceCheckSpWp]: Trace formula consists of 254 conjuncts, 16 conjunts are in the unsatisfiable core [2023-12-02 22:39:23,405 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:39:23,650 INFO L134 CoverageAnalysis]: Checked inductivity of 723 backedges. 38 proven. 49 refuted. 0 times theorem prover too weak. 636 trivial. 0 not checked. [2023-12-02 22:39:24,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:39:24,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 381 states to 138 states and 302 transitions. [2023-12-02 22:39:24,164 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 302 transitions. [2023-12-02 22:39:24,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2023-12-02 22:39:24,165 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:39:24,165 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:39:24,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:39:24,264 INFO L262 TraceCheckSpWp]: Trace formula consists of 263 conjuncts, 50 conjunts are in the unsatisfiable core [2023-12-02 22:39:24,266 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:39:25,329 INFO L134 CoverageAnalysis]: Checked inductivity of 696 backedges. 38 proven. 97 refuted. 0 times theorem prover too weak. 561 trivial. 0 not checked. [2023-12-02 22:39:28,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:39:28,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 414 states to 152 states and 335 transitions. [2023-12-02 22:39:28,353 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 335 transitions. [2023-12-02 22:39:28,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2023-12-02 22:39:28,354 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:39:28,354 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:39:28,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:39:28,489 INFO L262 TraceCheckSpWp]: Trace formula consists of 263 conjuncts, 50 conjunts are in the unsatisfiable core [2023-12-02 22:39:28,492 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:39:29,222 INFO L134 CoverageAnalysis]: Checked inductivity of 696 backedges. 38 proven. 97 refuted. 0 times theorem prover too weak. 561 trivial. 0 not checked. [2023-12-02 22:39:29,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:39:29,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 417 states to 154 states and 338 transitions. [2023-12-02 22:39:29,682 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 338 transitions. [2023-12-02 22:39:29,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2023-12-02 22:39:29,683 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:39:29,683 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:39:29,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:39:29,720 INFO L262 TraceCheckSpWp]: Trace formula consists of 263 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-02 22:39:29,723 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:39:29,740 INFO L134 CoverageAnalysis]: Checked inductivity of 797 backedges. 93 proven. 4 refuted. 0 times theorem prover too weak. 700 trivial. 0 not checked. [2023-12-02 22:39:30,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:39:30,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 425 states to 157 states and 346 transitions. [2023-12-02 22:39:30,125 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 346 transitions. [2023-12-02 22:39:30,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2023-12-02 22:39:30,127 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:39:30,127 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:39:30,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:39:30,227 INFO L262 TraceCheckSpWp]: Trace formula consists of 272 conjuncts, 48 conjunts are in the unsatisfiable core [2023-12-02 22:39:30,230 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:39:30,870 INFO L134 CoverageAnalysis]: Checked inductivity of 773 backedges. 40 proven. 103 refuted. 0 times theorem prover too weak. 630 trivial. 0 not checked. [2023-12-02 22:39:31,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:39:31,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 430 states to 159 states and 351 transitions. [2023-12-02 22:39:31,599 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 351 transitions. [2023-12-02 22:39:31,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2023-12-02 22:39:31,600 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:39:31,600 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:39:31,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:39:31,691 INFO L262 TraceCheckSpWp]: Trace formula consists of 272 conjuncts, 43 conjunts are in the unsatisfiable core [2023-12-02 22:39:31,693 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:39:31,862 INFO L134 CoverageAnalysis]: Checked inductivity of 773 backedges. 40 proven. 103 refuted. 0 times theorem prover too weak. 630 trivial. 0 not checked. [2023-12-02 22:39:32,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:39:32,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 435 states to 161 states and 356 transitions. [2023-12-02 22:39:32,310 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 356 transitions. [2023-12-02 22:39:32,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2023-12-02 22:39:32,311 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:39:32,312 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:39:32,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:39:32,407 INFO L262 TraceCheckSpWp]: Trace formula consists of 272 conjuncts, 46 conjunts are in the unsatisfiable core [2023-12-02 22:39:32,410 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:39:32,735 INFO L134 CoverageAnalysis]: Checked inductivity of 773 backedges. 40 proven. 103 refuted. 0 times theorem prover too weak. 630 trivial. 0 not checked. [2023-12-02 22:39:33,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:39:33,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 440 states to 163 states and 361 transitions. [2023-12-02 22:39:33,348 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 361 transitions. [2023-12-02 22:39:33,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2023-12-02 22:39:33,349 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:39:33,349 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:39:33,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:39:33,435 INFO L262 TraceCheckSpWp]: Trace formula consists of 271 conjuncts, 48 conjunts are in the unsatisfiable core [2023-12-02 22:39:33,438 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:39:33,958 INFO L134 CoverageAnalysis]: Checked inductivity of 780 backedges. 40 proven. 110 refuted. 0 times theorem prover too weak. 630 trivial. 0 not checked. [2023-12-02 22:39:36,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:39:36,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 453 states to 167 states and 374 transitions. [2023-12-02 22:39:36,287 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 374 transitions. [2023-12-02 22:39:36,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2023-12-02 22:39:36,288 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:39:36,288 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:39:36,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:39:36,333 INFO L262 TraceCheckSpWp]: Trace formula consists of 276 conjuncts, 42 conjunts are in the unsatisfiable core [2023-12-02 22:39:36,336 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:39:36,688 INFO L134 CoverageAnalysis]: Checked inductivity of 899 backedges. 42 proven. 154 refuted. 0 times theorem prover too weak. 703 trivial. 0 not checked. [2023-12-02 22:39:38,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:39:38,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 467 states to 172 states and 386 transitions. [2023-12-02 22:39:38,780 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 386 transitions. [2023-12-02 22:39:38,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2023-12-02 22:39:38,781 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:39:38,781 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:39:38,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:39:38,840 INFO L262 TraceCheckSpWp]: Trace formula consists of 276 conjuncts, 42 conjunts are in the unsatisfiable core [2023-12-02 22:39:38,843 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:39:39,053 INFO L134 CoverageAnalysis]: Checked inductivity of 899 backedges. 42 proven. 154 refuted. 0 times theorem prover too weak. 703 trivial. 0 not checked. [2023-12-02 22:39:40,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:39:40,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 468 states to 173 states and 387 transitions. [2023-12-02 22:39:40,881 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 387 transitions. [2023-12-02 22:39:40,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2023-12-02 22:39:40,882 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:39:40,882 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:39:40,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:39:40,946 INFO L262 TraceCheckSpWp]: Trace formula consists of 280 conjuncts, 43 conjunts are in the unsatisfiable core [2023-12-02 22:39:40,948 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:39:41,108 INFO L134 CoverageAnalysis]: Checked inductivity of 860 backedges. 42 proven. 115 refuted. 0 times theorem prover too weak. 703 trivial. 0 not checked. [2023-12-02 22:39:41,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:39:41,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 473 states to 175 states and 392 transitions. [2023-12-02 22:39:41,511 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 392 transitions. [2023-12-02 22:39:41,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2023-12-02 22:39:41,512 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:39:41,513 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:39:41,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:39:41,581 INFO L262 TraceCheckSpWp]: Trace formula consists of 280 conjuncts, 45 conjunts are in the unsatisfiable core [2023-12-02 22:39:41,583 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:39:41,893 INFO L134 CoverageAnalysis]: Checked inductivity of 860 backedges. 42 proven. 115 refuted. 0 times theorem prover too weak. 703 trivial. 0 not checked. [2023-12-02 22:39:42,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:39:42,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 478 states to 177 states and 397 transitions. [2023-12-02 22:39:42,455 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 397 transitions. [2023-12-02 22:39:42,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2023-12-02 22:39:42,456 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:39:42,456 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:39:42,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:39:42,518 INFO L262 TraceCheckSpWp]: Trace formula consists of 279 conjuncts, 47 conjunts are in the unsatisfiable core [2023-12-02 22:39:42,520 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:39:43,054 INFO L134 CoverageAnalysis]: Checked inductivity of 877 backedges. 42 proven. 132 refuted. 0 times theorem prover too weak. 703 trivial. 0 not checked. [2023-12-02 22:39:44,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:39:44,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 498 states to 185 states and 417 transitions. [2023-12-02 22:39:44,849 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 417 transitions. [2023-12-02 22:39:44,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2023-12-02 22:39:44,850 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:39:44,850 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:39:44,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:39:44,906 INFO L262 TraceCheckSpWp]: Trace formula consists of 279 conjuncts, 47 conjunts are in the unsatisfiable core [2023-12-02 22:39:44,908 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:39:45,240 INFO L134 CoverageAnalysis]: Checked inductivity of 877 backedges. 42 proven. 132 refuted. 0 times theorem prover too weak. 703 trivial. 0 not checked. [2023-12-02 22:39:45,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:39:45,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 503 states to 188 states and 422 transitions. [2023-12-02 22:39:45,861 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 422 transitions. [2023-12-02 22:39:45,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2023-12-02 22:39:45,862 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:39:45,862 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:39:45,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:39:45,964 INFO L262 TraceCheckSpWp]: Trace formula consists of 283 conjuncts, 52 conjunts are in the unsatisfiable core [2023-12-02 22:39:45,967 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:39:47,722 INFO L134 CoverageAnalysis]: Checked inductivity of 854 backedges. 42 proven. 109 refuted. 0 times theorem prover too weak. 703 trivial. 0 not checked. [2023-12-02 22:39:51,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:39:51,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 515 states to 193 states and 433 transitions. [2023-12-02 22:39:51,438 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 433 transitions. [2023-12-02 22:39:51,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2023-12-02 22:39:51,438 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:39:51,439 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:39:51,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:39:51,562 INFO L262 TraceCheckSpWp]: Trace formula consists of 283 conjuncts, 52 conjunts are in the unsatisfiable core [2023-12-02 22:39:51,564 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:39:52,373 INFO L134 CoverageAnalysis]: Checked inductivity of 854 backedges. 42 proven. 109 refuted. 0 times theorem prover too weak. 703 trivial. 0 not checked. [2023-12-02 22:39:53,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:39:53,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 518 states to 195 states and 436 transitions. [2023-12-02 22:39:53,002 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 436 transitions. [2023-12-02 22:39:53,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2023-12-02 22:39:53,003 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:39:53,003 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:39:53,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:39:53,059 INFO L262 TraceCheckSpWp]: Trace formula consists of 288 conjuncts, 43 conjunts are in the unsatisfiable core [2023-12-02 22:39:53,061 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:39:53,351 INFO L134 CoverageAnalysis]: Checked inductivity of 960 backedges. 44 proven. 136 refuted. 0 times theorem prover too weak. 780 trivial. 0 not checked. [2023-12-02 22:39:53,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:39:53,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 523 states to 197 states and 441 transitions. [2023-12-02 22:39:53,948 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 441 transitions. [2023-12-02 22:39:53,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2023-12-02 22:39:53,949 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:39:53,949 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:39:53,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:39:53,994 INFO L262 TraceCheckSpWp]: Trace formula consists of 287 conjuncts, 16 conjunts are in the unsatisfiable core [2023-12-02 22:39:53,996 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:39:54,171 INFO L134 CoverageAnalysis]: Checked inductivity of 987 backedges. 44 proven. 58 refuted. 0 times theorem prover too weak. 885 trivial. 0 not checked. [2023-12-02 22:39:54,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:39:54,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 526 states to 197 states and 440 transitions. [2023-12-02 22:39:54,744 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 440 transitions. [2023-12-02 22:39:54,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2023-12-02 22:39:54,745 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:39:54,745 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:39:54,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:39:54,789 INFO L262 TraceCheckSpWp]: Trace formula consists of 292 conjuncts, 41 conjunts are in the unsatisfiable core [2023-12-02 22:39:54,791 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:39:55,039 INFO L134 CoverageAnalysis]: Checked inductivity of 936 backedges. 44 proven. 112 refuted. 0 times theorem prover too weak. 780 trivial. 0 not checked. [2023-12-02 22:39:56,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:39:56,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 528 states to 197 states and 439 transitions. [2023-12-02 22:39:56,427 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 439 transitions. [2023-12-02 22:39:56,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2023-12-02 22:39:56,428 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:39:56,428 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:39:56,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:39:56,549 INFO L262 TraceCheckSpWp]: Trace formula consists of 296 conjuncts, 53 conjunts are in the unsatisfiable core [2023-12-02 22:39:56,552 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:39:57,584 INFO L134 CoverageAnalysis]: Checked inductivity of 950 backedges. 44 proven. 126 refuted. 0 times theorem prover too weak. 780 trivial. 0 not checked. [2023-12-02 22:40:01,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:40:01,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 546 states to 203 states and 457 transitions. [2023-12-02 22:40:01,405 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 457 transitions. [2023-12-02 22:40:01,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2023-12-02 22:40:01,406 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:40:01,406 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:40:01,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:40:01,490 INFO L262 TraceCheckSpWp]: Trace formula consists of 305 conjuncts, 50 conjunts are in the unsatisfiable core [2023-12-02 22:40:01,492 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:40:01,852 INFO L134 CoverageAnalysis]: Checked inductivity of 1039 backedges. 46 proven. 132 refuted. 0 times theorem prover too weak. 861 trivial. 0 not checked. [2023-12-02 22:40:02,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:40:02,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 551 states to 205 states and 462 transitions. [2023-12-02 22:40:02,517 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 462 transitions. [2023-12-02 22:40:02,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2023-12-02 22:40:02,519 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:40:02,519 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:40:02,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:40:02,597 INFO L262 TraceCheckSpWp]: Trace formula consists of 305 conjuncts, 47 conjunts are in the unsatisfiable core [2023-12-02 22:40:02,599 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:40:02,781 INFO L134 CoverageAnalysis]: Checked inductivity of 1039 backedges. 46 proven. 132 refuted. 0 times theorem prover too weak. 861 trivial. 0 not checked. [2023-12-02 22:40:03,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:40:03,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 556 states to 207 states and 467 transitions. [2023-12-02 22:40:03,277 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 467 transitions. [2023-12-02 22:40:03,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2023-12-02 22:40:03,278 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:40:03,278 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:40:03,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:40:03,349 INFO L262 TraceCheckSpWp]: Trace formula consists of 305 conjuncts, 50 conjunts are in the unsatisfiable core [2023-12-02 22:40:03,380 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:40:03,579 INFO L134 CoverageAnalysis]: Checked inductivity of 1039 backedges. 46 proven. 132 refuted. 0 times theorem prover too weak. 861 trivial. 0 not checked. [2023-12-02 22:40:04,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:40:04,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 561 states to 209 states and 472 transitions. [2023-12-02 22:40:04,230 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 472 transitions. [2023-12-02 22:40:04,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2023-12-02 22:40:04,231 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:40:04,231 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:40:04,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:40:04,306 INFO L262 TraceCheckSpWp]: Trace formula consists of 304 conjuncts, 52 conjunts are in the unsatisfiable core [2023-12-02 22:40:04,308 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:40:05,032 INFO L134 CoverageAnalysis]: Checked inductivity of 1051 backedges. 46 proven. 144 refuted. 0 times theorem prover too weak. 861 trivial. 0 not checked. [2023-12-02 22:40:08,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:40:08,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 574 states to 213 states and 485 transitions. [2023-12-02 22:40:08,489 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 485 transitions. [2023-12-02 22:40:08,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2023-12-02 22:40:08,490 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:40:08,491 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:40:08,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:40:08,542 INFO L262 TraceCheckSpWp]: Trace formula consists of 309 conjuncts, 46 conjunts are in the unsatisfiable core [2023-12-02 22:40:08,545 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:40:08,942 INFO L134 CoverageAnalysis]: Checked inductivity of 1191 backedges. 48 proven. 197 refuted. 0 times theorem prover too weak. 946 trivial. 0 not checked. [2023-12-02 22:40:11,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:40:11,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 588 states to 218 states and 497 transitions. [2023-12-02 22:40:11,511 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 497 transitions. [2023-12-02 22:40:11,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2023-12-02 22:40:11,512 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:40:11,512 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:40:11,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:40:11,562 INFO L262 TraceCheckSpWp]: Trace formula consists of 309 conjuncts, 46 conjunts are in the unsatisfiable core [2023-12-02 22:40:11,564 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:40:11,769 INFO L134 CoverageAnalysis]: Checked inductivity of 1191 backedges. 48 proven. 197 refuted. 0 times theorem prover too weak. 946 trivial. 0 not checked. [2023-12-02 22:40:12,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:40:12,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 589 states to 219 states and 498 transitions. [2023-12-02 22:40:12,843 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 498 transitions. [2023-12-02 22:40:12,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2023-12-02 22:40:12,844 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:40:12,844 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:40:12,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:40:12,922 INFO L262 TraceCheckSpWp]: Trace formula consists of 313 conjuncts, 49 conjunts are in the unsatisfiable core [2023-12-02 22:40:12,924 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:40:13,319 INFO L134 CoverageAnalysis]: Checked inductivity of 1143 backedges. 48 proven. 149 refuted. 0 times theorem prover too weak. 946 trivial. 0 not checked. [2023-12-02 22:40:14,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:40:14,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 594 states to 221 states and 503 transitions. [2023-12-02 22:40:14,118 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 503 transitions. [2023-12-02 22:40:14,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2023-12-02 22:40:14,119 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:40:14,119 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:40:14,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:40:14,215 INFO L262 TraceCheckSpWp]: Trace formula consists of 313 conjuncts, 49 conjunts are in the unsatisfiable core [2023-12-02 22:40:14,217 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:40:14,395 INFO L134 CoverageAnalysis]: Checked inductivity of 1143 backedges. 48 proven. 149 refuted. 0 times theorem prover too weak. 946 trivial. 0 not checked. [2023-12-02 22:40:14,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:40:14,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 599 states to 223 states and 508 transitions. [2023-12-02 22:40:14,930 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 508 transitions. [2023-12-02 22:40:14,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2023-12-02 22:40:14,931 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:40:14,931 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:40:14,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:40:14,986 INFO L262 TraceCheckSpWp]: Trace formula consists of 312 conjuncts, 51 conjunts are in the unsatisfiable core [2023-12-02 22:40:14,987 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:40:16,127 INFO L134 CoverageAnalysis]: Checked inductivity of 1165 backedges. 48 proven. 171 refuted. 0 times theorem prover too weak. 946 trivial. 0 not checked. [2023-12-02 22:40:19,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:40:19,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 624 states to 234 states and 533 transitions. [2023-12-02 22:40:19,401 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 533 transitions. [2023-12-02 22:40:19,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2023-12-02 22:40:19,402 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:40:19,402 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:40:19,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:40:19,629 INFO L262 TraceCheckSpWp]: Trace formula consists of 321 conjuncts, 59 conjunts are in the unsatisfiable core [2023-12-02 22:40:19,632 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:40:21,852 INFO L134 CoverageAnalysis]: Checked inductivity of 1140 backedges. 48 proven. 146 refuted. 0 times theorem prover too weak. 946 trivial. 0 not checked. [2023-12-02 22:40:29,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:40:29,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 663 states to 250 states and 572 transitions. [2023-12-02 22:40:29,062 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 572 transitions. [2023-12-02 22:40:29,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2023-12-02 22:40:29,063 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:40:29,063 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:40:29,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:40:29,263 INFO L262 TraceCheckSpWp]: Trace formula consists of 321 conjuncts, 63 conjunts are in the unsatisfiable core [2023-12-02 22:40:29,265 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:40:30,977 INFO L134 CoverageAnalysis]: Checked inductivity of 1140 backedges. 107 proven. 147 refuted. 0 times theorem prover too weak. 886 trivial. 0 not checked. [2023-12-02 22:40:36,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:40:36,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 675 states to 254 states and 584 transitions. [2023-12-02 22:40:36,861 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 584 transitions. [2023-12-02 22:40:36,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2023-12-02 22:40:36,862 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:40:36,862 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:40:37,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:40:37,095 INFO L262 TraceCheckSpWp]: Trace formula consists of 321 conjuncts, 63 conjunts are in the unsatisfiable core [2023-12-02 22:40:37,097 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:40:38,529 INFO L134 CoverageAnalysis]: Checked inductivity of 1140 backedges. 107 proven. 147 refuted. 0 times theorem prover too weak. 886 trivial. 0 not checked. [2023-12-02 22:40:39,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:40:39,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 678 states to 256 states and 587 transitions. [2023-12-02 22:40:39,264 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 587 transitions. [2023-12-02 22:40:39,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2023-12-02 22:40:39,266 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:40:39,266 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:40:39,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:40:39,325 INFO L262 TraceCheckSpWp]: Trace formula consists of 321 conjuncts, 47 conjunts are in the unsatisfiable core [2023-12-02 22:40:39,327 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:40:39,702 INFO L134 CoverageAnalysis]: Checked inductivity of 1260 backedges. 50 proven. 175 refuted. 0 times theorem prover too weak. 1035 trivial. 0 not checked. [2023-12-02 22:40:40,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:40:40,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 683 states to 258 states and 592 transitions. [2023-12-02 22:40:40,525 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 592 transitions. [2023-12-02 22:40:40,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2023-12-02 22:40:40,526 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:40:40,526 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:40:40,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:40:40,576 INFO L262 TraceCheckSpWp]: Trace formula consists of 320 conjuncts, 16 conjunts are in the unsatisfiable core [2023-12-02 22:40:40,578 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:40:40,773 INFO L134 CoverageAnalysis]: Checked inductivity of 1292 backedges. 50 proven. 67 refuted. 0 times theorem prover too weak. 1175 trivial. 0 not checked. [2023-12-02 22:40:41,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:40:41,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 686 states to 258 states and 591 transitions. [2023-12-02 22:40:41,510 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 591 transitions. [2023-12-02 22:40:41,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2023-12-02 22:40:41,511 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:40:41,511 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:40:41,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:40:41,716 INFO L262 TraceCheckSpWp]: Trace formula consists of 330 conjuncts, 56 conjunts are in the unsatisfiable core [2023-12-02 22:40:41,719 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:40:42,000 INFO L134 CoverageAnalysis]: Checked inductivity of 1238 backedges. 50 proven. 153 refuted. 0 times theorem prover too weak. 1035 trivial. 0 not checked. [2023-12-02 22:40:42,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:40:42,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 690 states to 260 states and 595 transitions. [2023-12-02 22:40:42,717 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 595 transitions. [2023-12-02 22:40:42,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2023-12-02 22:40:42,719 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:40:42,719 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:40:42,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:40:42,790 INFO L262 TraceCheckSpWp]: Trace formula consists of 330 conjuncts, 51 conjunts are in the unsatisfiable core [2023-12-02 22:40:42,792 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:40:42,998 INFO L134 CoverageAnalysis]: Checked inductivity of 1238 backedges. 50 proven. 153 refuted. 0 times theorem prover too weak. 1035 trivial. 0 not checked. [2023-12-02 22:40:43,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:40:43,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 695 states to 262 states and 600 transitions. [2023-12-02 22:40:43,723 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 600 transitions. [2023-12-02 22:40:43,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2023-12-02 22:40:43,724 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:40:43,724 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:40:43,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:40:43,843 INFO L262 TraceCheckSpWp]: Trace formula consists of 330 conjuncts, 56 conjunts are in the unsatisfiable core [2023-12-02 22:40:43,845 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:40:44,141 INFO L134 CoverageAnalysis]: Checked inductivity of 1238 backedges. 50 proven. 153 refuted. 0 times theorem prover too weak. 1035 trivial. 0 not checked. [2023-12-02 22:40:44,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:40:44,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 700 states to 264 states and 605 transitions. [2023-12-02 22:40:44,781 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 605 transitions. [2023-12-02 22:40:44,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2023-12-02 22:40:44,782 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:40:44,782 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:40:44,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:40:44,864 INFO L262 TraceCheckSpWp]: Trace formula consists of 330 conjuncts, 51 conjunts are in the unsatisfiable core [2023-12-02 22:40:44,866 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:40:45,045 INFO L134 CoverageAnalysis]: Checked inductivity of 1238 backedges. 50 proven. 153 refuted. 0 times theorem prover too weak. 1035 trivial. 0 not checked. [2023-12-02 22:40:45,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:40:45,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 705 states to 266 states and 610 transitions. [2023-12-02 22:40:45,825 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 610 transitions. [2023-12-02 22:40:45,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2023-12-02 22:40:45,826 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:40:45,826 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:40:45,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:40:45,927 INFO L262 TraceCheckSpWp]: Trace formula consists of 330 conjuncts, 51 conjunts are in the unsatisfiable core [2023-12-02 22:40:45,929 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:40:46,170 INFO L134 CoverageAnalysis]: Checked inductivity of 1238 backedges. 50 proven. 153 refuted. 0 times theorem prover too weak. 1035 trivial. 0 not checked. [2023-12-02 22:40:47,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:40:47,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 710 states to 268 states and 615 transitions. [2023-12-02 22:40:47,149 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 615 transitions. [2023-12-02 22:40:47,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2023-12-02 22:40:47,151 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:40:47,151 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:40:47,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:40:47,239 INFO L262 TraceCheckSpWp]: Trace formula consists of 329 conjuncts, 57 conjunts are in the unsatisfiable core [2023-12-02 22:40:47,242 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:40:48,365 INFO L134 CoverageAnalysis]: Checked inductivity of 1245 backedges. 50 proven. 160 refuted. 0 times theorem prover too weak. 1035 trivial. 0 not checked. [2023-12-02 22:40:55,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:40:55,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 728 states to 274 states and 633 transitions. [2023-12-02 22:40:55,098 INFO L276 IsEmpty]: Start isEmpty. Operand 274 states and 633 transitions. [2023-12-02 22:40:55,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2023-12-02 22:40:55,099 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:40:55,099 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:40:55,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:40:55,190 INFO L262 TraceCheckSpWp]: Trace formula consists of 338 conjuncts, 54 conjunts are in the unsatisfiable core [2023-12-02 22:40:55,192 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:40:55,594 INFO L134 CoverageAnalysis]: Checked inductivity of 1346 backedges. 52 proven. 166 refuted. 0 times theorem prover too weak. 1128 trivial. 0 not checked. [2023-12-02 22:40:56,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:40:56,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 733 states to 276 states and 638 transitions. [2023-12-02 22:40:56,511 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 638 transitions. [2023-12-02 22:40:56,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2023-12-02 22:40:56,512 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:40:56,512 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:40:56,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:40:56,605 INFO L262 TraceCheckSpWp]: Trace formula consists of 338 conjuncts, 54 conjunts are in the unsatisfiable core [2023-12-02 22:40:56,608 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:40:56,852 INFO L134 CoverageAnalysis]: Checked inductivity of 1346 backedges. 52 proven. 166 refuted. 0 times theorem prover too weak. 1128 trivial. 0 not checked. [2023-12-02 22:40:57,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:40:57,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 738 states to 278 states and 643 transitions. [2023-12-02 22:40:57,614 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 643 transitions. [2023-12-02 22:40:57,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2023-12-02 22:40:57,615 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:40:57,615 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:40:57,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:40:57,695 INFO L262 TraceCheckSpWp]: Trace formula consists of 338 conjuncts, 54 conjunts are in the unsatisfiable core [2023-12-02 22:40:57,697 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:40:57,933 INFO L134 CoverageAnalysis]: Checked inductivity of 1346 backedges. 52 proven. 166 refuted. 0 times theorem prover too weak. 1128 trivial. 0 not checked. [2023-12-02 22:40:58,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:40:58,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 743 states to 280 states and 648 transitions. [2023-12-02 22:40:58,930 INFO L276 IsEmpty]: Start isEmpty. Operand 280 states and 648 transitions. [2023-12-02 22:40:58,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2023-12-02 22:40:58,931 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:40:58,932 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:40:59,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:40:59,013 INFO L262 TraceCheckSpWp]: Trace formula consists of 337 conjuncts, 56 conjunts are in the unsatisfiable core [2023-12-02 22:40:59,015 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:41:00,429 INFO L134 CoverageAnalysis]: Checked inductivity of 1363 backedges. 52 proven. 183 refuted. 0 times theorem prover too weak. 1128 trivial. 0 not checked. [2023-12-02 22:41:06,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:41:06,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 756 states to 284 states and 661 transitions. [2023-12-02 22:41:06,302 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 661 transitions. [2023-12-02 22:41:06,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2023-12-02 22:41:06,304 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:41:06,304 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:41:06,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:41:06,468 INFO L262 TraceCheckSpWp]: Trace formula consists of 341 conjuncts, 65 conjunts are in the unsatisfiable core [2023-12-02 22:41:06,470 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:41:09,483 INFO L134 CoverageAnalysis]: Checked inductivity of 1340 backedges. 117 proven. 161 refuted. 0 times theorem prover too weak. 1062 trivial. 0 not checked. [2023-12-02 22:41:15,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:41:15,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 769 states to 289 states and 673 transitions. [2023-12-02 22:41:15,759 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 673 transitions. [2023-12-02 22:41:15,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2023-12-02 22:41:15,760 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:41:15,760 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:41:15,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:41:15,903 INFO L262 TraceCheckSpWp]: Trace formula consists of 341 conjuncts, 65 conjunts are in the unsatisfiable core [2023-12-02 22:41:15,906 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:41:17,753 INFO L134 CoverageAnalysis]: Checked inductivity of 1340 backedges. 117 proven. 161 refuted. 0 times theorem prover too weak. 1062 trivial. 0 not checked. [2023-12-02 22:41:18,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:41:18,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 772 states to 291 states and 676 transitions. [2023-12-02 22:41:18,833 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 676 transitions. [2023-12-02 22:41:18,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2023-12-02 22:41:18,834 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:41:18,834 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:41:18,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:41:18,973 INFO L262 TraceCheckSpWp]: Trace formula consists of 341 conjuncts, 58 conjunts are in the unsatisfiable core [2023-12-02 22:41:18,975 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:41:19,636 INFO L134 CoverageAnalysis]: Checked inductivity of 1340 backedges. 117 proven. 161 refuted. 0 times theorem prover too weak. 1062 trivial. 0 not checked. [2023-12-02 22:41:25,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:41:25,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 785 states to 294 states and 688 transitions. [2023-12-02 22:41:25,736 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 688 transitions. [2023-12-02 22:41:25,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2023-12-02 22:41:25,737 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:41:25,738 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:41:25,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:41:25,782 INFO L262 TraceCheckSpWp]: Trace formula consists of 342 conjuncts, 12 conjunts are in the unsatisfiable core [2023-12-02 22:41:25,784 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:41:28,006 INFO L134 CoverageAnalysis]: Checked inductivity of 1524 backedges. 412 proven. 0 refuted. 0 times theorem prover too weak. 1112 trivial. 0 not checked. [2023-12-02 22:41:34,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:41:34,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 849 states to 299 states and 698 transitions. [2023-12-02 22:41:34,621 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 698 transitions. [2023-12-02 22:41:34,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2023-12-02 22:41:34,622 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:41:34,622 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:41:34,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:41:34,671 INFO L262 TraceCheckSpWp]: Trace formula consists of 342 conjuncts, 12 conjunts are in the unsatisfiable core [2023-12-02 22:41:34,673 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:41:34,778 INFO L134 CoverageAnalysis]: Checked inductivity of 1524 backedges. 412 proven. 0 refuted. 0 times theorem prover too weak. 1112 trivial. 0 not checked. [2023-12-02 22:41:35,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:41:35,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 851 states to 270 states and 595 transitions. [2023-12-02 22:41:35,679 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 595 transitions. [2023-12-02 22:41:35,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2023-12-02 22:41:35,680 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:41:35,680 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:41:35,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:41:35,757 INFO L262 TraceCheckSpWp]: Trace formula consists of 346 conjuncts, 53 conjunts are in the unsatisfiable core [2023-12-02 22:41:35,759 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:41:36,225 INFO L134 CoverageAnalysis]: Checked inductivity of 1467 backedges. 54 proven. 188 refuted. 0 times theorem prover too weak. 1225 trivial. 0 not checked. [2023-12-02 22:41:37,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:41:37,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 856 states to 272 states and 599 transitions. [2023-12-02 22:41:37,327 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 599 transitions. [2023-12-02 22:41:37,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2023-12-02 22:41:37,328 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:41:37,328 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:41:37,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:41:37,396 INFO L262 TraceCheckSpWp]: Trace formula consists of 346 conjuncts, 53 conjunts are in the unsatisfiable core [2023-12-02 22:41:37,398 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:41:37,604 INFO L134 CoverageAnalysis]: Checked inductivity of 1467 backedges. 54 proven. 188 refuted. 0 times theorem prover too weak. 1225 trivial. 0 not checked. [2023-12-02 22:41:38,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:41:38,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 861 states to 274 states and 603 transitions. [2023-12-02 22:41:38,551 INFO L276 IsEmpty]: Start isEmpty. Operand 274 states and 603 transitions. [2023-12-02 22:41:38,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2023-12-02 22:41:38,552 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:41:38,552 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:41:38,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:41:38,616 INFO L262 TraceCheckSpWp]: Trace formula consists of 345 conjuncts, 55 conjunts are in the unsatisfiable core [2023-12-02 22:41:38,618 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:41:40,539 INFO L134 CoverageAnalysis]: Checked inductivity of 1494 backedges. 54 proven. 215 refuted. 0 times theorem prover too weak. 1225 trivial. 0 not checked. [2023-12-02 22:41:44,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:41:44,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 880 states to 277 states and 614 transitions. [2023-12-02 22:41:44,627 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 614 transitions. [2023-12-02 22:41:44,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2023-12-02 22:41:44,628 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:41:44,628 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:41:44,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:41:44,688 INFO L262 TraceCheckSpWp]: Trace formula consists of 345 conjuncts, 55 conjunts are in the unsatisfiable core [2023-12-02 22:41:44,690 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:41:46,458 INFO L134 CoverageAnalysis]: Checked inductivity of 1494 backedges. 54 proven. 215 refuted. 0 times theorem prover too weak. 1225 trivial. 0 not checked. [2023-12-02 22:41:47,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:41:47,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 886 states to 279 states and 618 transitions. [2023-12-02 22:41:47,592 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 618 transitions. [2023-12-02 22:41:47,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2023-12-02 22:41:47,593 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:41:47,593 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:41:47,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:41:47,643 INFO L262 TraceCheckSpWp]: Trace formula consists of 350 conjuncts, 49 conjunts are in the unsatisfiable core [2023-12-02 22:41:47,645 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:41:47,840 INFO L134 CoverageAnalysis]: Checked inductivity of 1442 backedges. 54 proven. 163 refuted. 0 times theorem prover too weak. 1225 trivial. 0 not checked. [2023-12-02 22:41:50,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:41:50,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 888 states to 279 states and 617 transitions. [2023-12-02 22:41:50,329 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 617 transitions. [2023-12-02 22:41:50,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2023-12-02 22:41:50,330 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:41:50,331 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:41:50,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:41:50,387 INFO L262 TraceCheckSpWp]: Trace formula consists of 350 conjuncts, 49 conjunts are in the unsatisfiable core [2023-12-02 22:41:50,389 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:41:50,590 INFO L134 CoverageAnalysis]: Checked inductivity of 1442 backedges. 54 proven. 163 refuted. 0 times theorem prover too weak. 1225 trivial. 0 not checked. [2023-12-02 22:41:54,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:41:54,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 890 states to 279 states and 616 transitions. [2023-12-02 22:41:54,139 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 616 transitions. [2023-12-02 22:41:54,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2023-12-02 22:41:54,140 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:41:54,140 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:41:54,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:41:54,288 INFO L262 TraceCheckSpWp]: Trace formula consists of 354 conjuncts, 62 conjunts are in the unsatisfiable core [2023-12-02 22:41:54,290 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:41:56,380 INFO L134 CoverageAnalysis]: Checked inductivity of 1459 backedges. 54 proven. 180 refuted. 0 times theorem prover too weak. 1225 trivial. 0 not checked. [2023-12-02 22:42:05,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:42:05,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 911 states to 285 states and 636 transitions. [2023-12-02 22:42:05,869 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 636 transitions. [2023-12-02 22:42:05,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2023-12-02 22:42:05,870 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:42:05,870 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:42:05,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:42:05,980 INFO L262 TraceCheckSpWp]: Trace formula consists of 354 conjuncts, 62 conjunts are in the unsatisfiable core [2023-12-02 22:42:05,982 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:42:08,167 INFO L134 CoverageAnalysis]: Checked inductivity of 1459 backedges. 54 proven. 180 refuted. 0 times theorem prover too weak. 1225 trivial. 0 not checked. [2023-12-02 22:42:09,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:42:09,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 914 states to 287 states and 639 transitions. [2023-12-02 22:42:09,158 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 639 transitions. [2023-12-02 22:42:09,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2023-12-02 22:42:09,160 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:42:09,160 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:42:09,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:42:09,224 INFO L262 TraceCheckSpWp]: Trace formula consists of 354 conjuncts, 51 conjunts are in the unsatisfiable core [2023-12-02 22:42:09,227 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:42:09,663 INFO L134 CoverageAnalysis]: Checked inductivity of 1601 backedges. 56 proven. 219 refuted. 0 times theorem prover too weak. 1326 trivial. 0 not checked. [2023-12-02 22:42:10,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:42:10,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 919 states to 289 states and 643 transitions. [2023-12-02 22:42:10,914 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 643 transitions. [2023-12-02 22:42:10,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2023-12-02 22:42:10,916 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:42:10,916 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:42:11,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:42:11,023 INFO L262 TraceCheckSpWp]: Trace formula consists of 363 conjuncts, 59 conjunts are in the unsatisfiable core [2023-12-02 22:42:11,026 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:42:11,322 INFO L134 CoverageAnalysis]: Checked inductivity of 1569 backedges. 56 proven. 187 refuted. 0 times theorem prover too weak. 1326 trivial. 0 not checked. [2023-12-02 22:42:12,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:42:12,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 924 states to 291 states and 647 transitions. [2023-12-02 22:42:12,249 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 647 transitions. [2023-12-02 22:42:12,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2023-12-02 22:42:12,251 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:42:12,251 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:42:12,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:42:12,361 INFO L262 TraceCheckSpWp]: Trace formula consists of 363 conjuncts, 57 conjunts are in the unsatisfiable core [2023-12-02 22:42:12,364 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:42:12,600 INFO L134 CoverageAnalysis]: Checked inductivity of 1569 backedges. 56 proven. 187 refuted. 0 times theorem prover too weak. 1326 trivial. 0 not checked. [2023-12-02 22:42:13,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:42:13,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 929 states to 293 states and 651 transitions. [2023-12-02 22:42:13,774 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 651 transitions. [2023-12-02 22:42:13,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2023-12-02 22:42:13,775 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:42:13,776 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:42:13,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:42:13,907 INFO L262 TraceCheckSpWp]: Trace formula consists of 363 conjuncts, 58 conjunts are in the unsatisfiable core [2023-12-02 22:42:13,909 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:42:14,169 INFO L134 CoverageAnalysis]: Checked inductivity of 1569 backedges. 56 proven. 187 refuted. 0 times theorem prover too weak. 1326 trivial. 0 not checked. [2023-12-02 22:42:15,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:42:15,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 934 states to 295 states and 655 transitions. [2023-12-02 22:42:15,045 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 655 transitions. [2023-12-02 22:42:15,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2023-12-02 22:42:15,047 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:42:15,047 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:42:15,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:42:15,194 INFO L262 TraceCheckSpWp]: Trace formula consists of 363 conjuncts, 55 conjunts are in the unsatisfiable core [2023-12-02 22:42:15,197 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:42:15,406 INFO L134 CoverageAnalysis]: Checked inductivity of 1569 backedges. 56 proven. 187 refuted. 0 times theorem prover too weak. 1326 trivial. 0 not checked. [2023-12-02 22:42:16,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:42:16,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 939 states to 297 states and 659 transitions. [2023-12-02 22:42:16,864 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 659 transitions. [2023-12-02 22:42:16,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2023-12-02 22:42:16,866 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:42:16,866 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:42:16,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:42:16,988 INFO L262 TraceCheckSpWp]: Trace formula consists of 362 conjuncts, 61 conjunts are in the unsatisfiable core [2023-12-02 22:42:16,990 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:42:19,096 INFO L134 CoverageAnalysis]: Checked inductivity of 1581 backedges. 56 proven. 199 refuted. 0 times theorem prover too weak. 1326 trivial. 0 not checked. [2023-12-02 22:42:29,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:42:29,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 958 states to 303 states and 677 transitions. [2023-12-02 22:42:29,518 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 677 transitions. [2023-12-02 22:42:29,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2023-12-02 22:42:29,521 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:42:29,521 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:42:29,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:42:29,626 INFO L262 TraceCheckSpWp]: Trace formula consists of 371 conjuncts, 58 conjunts are in the unsatisfiable core [2023-12-02 22:42:29,630 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:42:30,157 INFO L134 CoverageAnalysis]: Checked inductivity of 1694 backedges. 58 proven. 205 refuted. 0 times theorem prover too weak. 1431 trivial. 0 not checked. [2023-12-02 22:42:31,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:42:31,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 963 states to 305 states and 681 transitions. [2023-12-02 22:42:31,367 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 681 transitions. [2023-12-02 22:42:31,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2023-12-02 22:42:31,369 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:42:31,369 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:42:31,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:42:31,453 INFO L262 TraceCheckSpWp]: Trace formula consists of 371 conjuncts, 55 conjunts are in the unsatisfiable core [2023-12-02 22:42:31,455 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:42:31,658 INFO L134 CoverageAnalysis]: Checked inductivity of 1694 backedges. 58 proven. 205 refuted. 0 times theorem prover too weak. 1431 trivial. 0 not checked. [2023-12-02 22:42:32,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:42:32,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 968 states to 307 states and 685 transitions. [2023-12-02 22:42:32,693 INFO L276 IsEmpty]: Start isEmpty. Operand 307 states and 685 transitions. [2023-12-02 22:42:32,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2023-12-02 22:42:32,694 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:42:32,694 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:42:32,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:42:32,775 INFO L262 TraceCheckSpWp]: Trace formula consists of 371 conjuncts, 57 conjunts are in the unsatisfiable core [2023-12-02 22:42:32,777 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:42:32,995 INFO L134 CoverageAnalysis]: Checked inductivity of 1694 backedges. 58 proven. 205 refuted. 0 times theorem prover too weak. 1431 trivial. 0 not checked. [2023-12-02 22:42:34,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:42:34,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 973 states to 309 states and 689 transitions. [2023-12-02 22:42:34,273 INFO L276 IsEmpty]: Start isEmpty. Operand 309 states and 689 transitions. [2023-12-02 22:42:34,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2023-12-02 22:42:34,274 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:42:34,274 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:42:34,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:42:34,363 INFO L262 TraceCheckSpWp]: Trace formula consists of 370 conjuncts, 60 conjunts are in the unsatisfiable core [2023-12-02 22:42:34,365 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:42:36,395 INFO L134 CoverageAnalysis]: Checked inductivity of 1716 backedges. 58 proven. 227 refuted. 0 times theorem prover too weak. 1431 trivial. 0 not checked. [2023-12-02 22:42:45,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:42:45,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 987 states to 313 states and 702 transitions. [2023-12-02 22:42:45,959 INFO L276 IsEmpty]: Start isEmpty. Operand 313 states and 702 transitions. [2023-12-02 22:42:45,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2023-12-02 22:42:45,960 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:42:45,960 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:42:46,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:42:46,111 INFO L262 TraceCheckSpWp]: Trace formula consists of 379 conjuncts, 72 conjunts are in the unsatisfiable core [2023-12-02 22:42:46,114 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:42:49,891 INFO L134 CoverageAnalysis]: Checked inductivity of 1693 backedges. 132 proven. 205 refuted. 0 times theorem prover too weak. 1356 trivial. 0 not checked. [2023-12-02 22:43:03,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:43:03,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1010 states to 319 states and 724 transitions. [2023-12-02 22:43:03,819 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 724 transitions. [2023-12-02 22:43:03,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2023-12-02 22:43:03,820 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:43:03,820 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:43:03,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:43:03,936 INFO L262 TraceCheckSpWp]: Trace formula consists of 379 conjuncts, 73 conjunts are in the unsatisfiable core [2023-12-02 22:43:03,939 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:43:10,387 INFO L134 CoverageAnalysis]: Checked inductivity of 1693 backedges. 132 proven. 205 refuted. 0 times theorem prover too weak. 1356 trivial. 0 not checked. [2023-12-02 22:43:17,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:43:17,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1038 states to 335 states and 752 transitions. [2023-12-02 22:43:17,173 INFO L276 IsEmpty]: Start isEmpty. Operand 335 states and 752 transitions. [2023-12-02 22:43:17,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2023-12-02 22:43:17,174 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:43:17,174 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:43:17,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:43:17,298 INFO L262 TraceCheckSpWp]: Trace formula consists of 379 conjuncts, 72 conjunts are in the unsatisfiable core [2023-12-02 22:43:17,301 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:43:19,839 INFO L134 CoverageAnalysis]: Checked inductivity of 1693 backedges. 132 proven. 205 refuted. 0 times theorem prover too weak. 1356 trivial. 0 not checked. [2023-12-02 22:43:21,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:43:21,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1041 states to 337 states and 755 transitions. [2023-12-02 22:43:21,067 INFO L276 IsEmpty]: Start isEmpty. Operand 337 states and 755 transitions. [2023-12-02 22:43:21,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2023-12-02 22:43:21,068 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:43:21,068 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:43:21,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:43:21,138 INFO L262 TraceCheckSpWp]: Trace formula consists of 379 conjuncts, 55 conjunts are in the unsatisfiable core [2023-12-02 22:43:21,140 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:43:21,349 INFO L134 CoverageAnalysis]: Checked inductivity of 1832 backedges. 60 proven. 232 refuted. 0 times theorem prover too weak. 1540 trivial. 0 not checked. [2023-12-02 22:43:22,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:43:22,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1046 states to 339 states and 759 transitions. [2023-12-02 22:43:22,450 INFO L276 IsEmpty]: Start isEmpty. Operand 339 states and 759 transitions. [2023-12-02 22:43:22,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2023-12-02 22:43:22,451 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:43:22,451 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:43:22,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:43:22,540 INFO L262 TraceCheckSpWp]: Trace formula consists of 379 conjuncts, 55 conjunts are in the unsatisfiable core [2023-12-02 22:43:22,542 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:43:22,761 INFO L134 CoverageAnalysis]: Checked inductivity of 1832 backedges. 60 proven. 232 refuted. 0 times theorem prover too weak. 1540 trivial. 0 not checked. [2023-12-02 22:43:23,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:43:23,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1051 states to 341 states and 763 transitions. [2023-12-02 22:43:23,914 INFO L276 IsEmpty]: Start isEmpty. Operand 341 states and 763 transitions. [2023-12-02 22:43:23,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2023-12-02 22:43:23,915 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:43:23,915 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:43:24,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:43:24,036 INFO L262 TraceCheckSpWp]: Trace formula consists of 388 conjuncts, 60 conjunts are in the unsatisfiable core [2023-12-02 22:43:24,038 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:43:24,308 INFO L134 CoverageAnalysis]: Checked inductivity of 1812 backedges. 60 proven. 212 refuted. 0 times theorem prover too weak. 1540 trivial. 0 not checked. [2023-12-02 22:43:25,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:43:25,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1055 states to 343 states and 766 transitions. [2023-12-02 22:43:25,954 INFO L276 IsEmpty]: Start isEmpty. Operand 343 states and 766 transitions. [2023-12-02 22:43:25,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2023-12-02 22:43:25,955 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:43:25,955 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:43:26,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:43:26,078 INFO L262 TraceCheckSpWp]: Trace formula consists of 388 conjuncts, 60 conjunts are in the unsatisfiable core [2023-12-02 22:43:26,080 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:43:26,308 INFO L134 CoverageAnalysis]: Checked inductivity of 1812 backedges. 60 proven. 212 refuted. 0 times theorem prover too weak. 1540 trivial. 0 not checked. [2023-12-02 22:43:27,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:43:27,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1059 states to 345 states and 769 transitions. [2023-12-02 22:43:27,405 INFO L276 IsEmpty]: Start isEmpty. Operand 345 states and 769 transitions. [2023-12-02 22:43:27,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2023-12-02 22:43:27,406 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:43:27,406 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:43:27,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:43:27,602 INFO L262 TraceCheckSpWp]: Trace formula consists of 388 conjuncts, 59 conjunts are in the unsatisfiable core [2023-12-02 22:43:27,604 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:43:27,840 INFO L134 CoverageAnalysis]: Checked inductivity of 1812 backedges. 60 proven. 212 refuted. 0 times theorem prover too weak. 1540 trivial. 0 not checked. [2023-12-02 22:43:29,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:43:29,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1063 states to 347 states and 772 transitions. [2023-12-02 22:43:29,961 INFO L276 IsEmpty]: Start isEmpty. Operand 347 states and 772 transitions. [2023-12-02 22:43:29,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2023-12-02 22:43:29,962 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:43:29,962 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:43:30,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:43:30,098 INFO L262 TraceCheckSpWp]: Trace formula consists of 388 conjuncts, 59 conjunts are in the unsatisfiable core [2023-12-02 22:43:30,100 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:43:30,319 INFO L134 CoverageAnalysis]: Checked inductivity of 1812 backedges. 60 proven. 212 refuted. 0 times theorem prover too weak. 1540 trivial. 0 not checked. [2023-12-02 22:43:31,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:43:31,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1067 states to 349 states and 775 transitions. [2023-12-02 22:43:31,497 INFO L276 IsEmpty]: Start isEmpty. Operand 349 states and 775 transitions. [2023-12-02 22:43:31,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2023-12-02 22:43:31,498 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:43:31,498 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:43:31,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:43:31,650 INFO L262 TraceCheckSpWp]: Trace formula consists of 388 conjuncts, 60 conjunts are in the unsatisfiable core [2023-12-02 22:43:31,652 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:43:31,892 INFO L134 CoverageAnalysis]: Checked inductivity of 1812 backedges. 60 proven. 212 refuted. 0 times theorem prover too weak. 1540 trivial. 0 not checked. [2023-12-02 22:43:33,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:43:33,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1071 states to 351 states and 778 transitions. [2023-12-02 22:43:33,373 INFO L276 IsEmpty]: Start isEmpty. Operand 351 states and 778 transitions. [2023-12-02 22:43:33,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2023-12-02 22:43:33,374 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:43:33,374 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:43:33,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:43:33,525 INFO L262 TraceCheckSpWp]: Trace formula consists of 387 conjuncts, 71 conjunts are in the unsatisfiable core [2023-12-02 22:43:33,527 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:43:36,537 INFO L134 CoverageAnalysis]: Checked inductivity of 1819 backedges. 137 proven. 220 refuted. 0 times theorem prover too weak. 1462 trivial. 0 not checked. [2023-12-02 22:43:51,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:43:51,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1092 states to 357 states and 798 transitions. [2023-12-02 22:43:51,599 INFO L276 IsEmpty]: Start isEmpty. Operand 357 states and 798 transitions. [2023-12-02 22:43:51,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2023-12-02 22:43:51,600 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:43:51,600 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:43:51,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:43:51,730 INFO L262 TraceCheckSpWp]: Trace formula consists of 387 conjuncts, 71 conjunts are in the unsatisfiable core [2023-12-02 22:43:51,732 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:43:53,452 INFO L134 CoverageAnalysis]: Checked inductivity of 1819 backedges. 137 proven. 220 refuted. 0 times theorem prover too weak. 1462 trivial. 0 not checked. [2023-12-02 22:43:54,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:43:54,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1095 states to 359 states and 801 transitions. [2023-12-02 22:43:54,836 INFO L276 IsEmpty]: Start isEmpty. Operand 359 states and 801 transitions. [2023-12-02 22:43:54,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2023-12-02 22:43:54,837 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:43:54,837 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:43:54,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:43:54,938 INFO L262 TraceCheckSpWp]: Trace formula consists of 396 conjuncts, 59 conjunts are in the unsatisfiable core [2023-12-02 22:43:54,940 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:43:55,162 INFO L134 CoverageAnalysis]: Checked inductivity of 1941 backedges. 62 proven. 226 refuted. 0 times theorem prover too weak. 1653 trivial. 0 not checked. [2023-12-02 22:43:56,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:43:56,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1100 states to 361 states and 805 transitions. [2023-12-02 22:43:56,932 INFO L276 IsEmpty]: Start isEmpty. Operand 361 states and 805 transitions. [2023-12-02 22:43:56,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2023-12-02 22:43:56,934 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:43:56,934 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:43:57,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:43:57,027 INFO L262 TraceCheckSpWp]: Trace formula consists of 396 conjuncts, 61 conjunts are in the unsatisfiable core [2023-12-02 22:43:57,029 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:43:57,261 INFO L134 CoverageAnalysis]: Checked inductivity of 1941 backedges. 62 proven. 226 refuted. 0 times theorem prover too weak. 1653 trivial. 0 not checked. [2023-12-02 22:43:58,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:43:58,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1105 states to 363 states and 809 transitions. [2023-12-02 22:43:58,419 INFO L276 IsEmpty]: Start isEmpty. Operand 363 states and 809 transitions. [2023-12-02 22:43:58,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2023-12-02 22:43:58,420 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:43:58,420 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:43:58,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:43:58,506 INFO L262 TraceCheckSpWp]: Trace formula consists of 396 conjuncts, 59 conjunts are in the unsatisfiable core [2023-12-02 22:43:58,508 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:43:58,749 INFO L134 CoverageAnalysis]: Checked inductivity of 1941 backedges. 62 proven. 226 refuted. 0 times theorem prover too weak. 1653 trivial. 0 not checked. [2023-12-02 22:44:00,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:44:00,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1110 states to 365 states and 813 transitions. [2023-12-02 22:44:00,384 INFO L276 IsEmpty]: Start isEmpty. Operand 365 states and 813 transitions. [2023-12-02 22:44:00,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2023-12-02 22:44:00,385 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:44:00,385 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:44:00,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:44:00,499 INFO L262 TraceCheckSpWp]: Trace formula consists of 396 conjuncts, 59 conjunts are in the unsatisfiable core [2023-12-02 22:44:00,501 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:44:00,791 INFO L134 CoverageAnalysis]: Checked inductivity of 1941 backedges. 62 proven. 226 refuted. 0 times theorem prover too weak. 1653 trivial. 0 not checked. [2023-12-02 22:44:02,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:44:02,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1115 states to 367 states and 817 transitions. [2023-12-02 22:44:02,217 INFO L276 IsEmpty]: Start isEmpty. Operand 367 states and 817 transitions. [2023-12-02 22:44:02,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2023-12-02 22:44:02,218 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:44:02,218 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:44:02,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:44:02,331 INFO L262 TraceCheckSpWp]: Trace formula consists of 395 conjuncts, 66 conjunts are in the unsatisfiable core [2023-12-02 22:44:02,333 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:44:06,616 INFO L134 CoverageAnalysis]: Checked inductivity of 1958 backedges. 62 proven. 243 refuted. 0 times theorem prover too weak. 1653 trivial. 0 not checked. [2023-12-02 22:44:26,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:44:26,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1158 states to 381 states and 852 transitions. [2023-12-02 22:44:26,211 INFO L276 IsEmpty]: Start isEmpty. Operand 381 states and 852 transitions. [2023-12-02 22:44:26,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2023-12-02 22:44:26,213 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:44:26,213 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:44:26,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:44:26,345 INFO L262 TraceCheckSpWp]: Trace formula consists of 395 conjuncts, 66 conjunts are in the unsatisfiable core [2023-12-02 22:44:26,347 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:44:28,249 INFO L134 CoverageAnalysis]: Checked inductivity of 1958 backedges. 62 proven. 243 refuted. 0 times theorem prover too weak. 1653 trivial. 0 not checked. [2023-12-02 22:44:29,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:44:29,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1162 states to 383 states and 855 transitions. [2023-12-02 22:44:29,786 INFO L276 IsEmpty]: Start isEmpty. Operand 383 states and 855 transitions. [2023-12-02 22:44:29,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2023-12-02 22:44:29,787 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:44:29,787 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:44:29,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:44:29,883 INFO L262 TraceCheckSpWp]: Trace formula consists of 404 conjuncts, 59 conjunts are in the unsatisfiable core [2023-12-02 22:44:29,886 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:44:30,181 INFO L134 CoverageAnalysis]: Checked inductivity of 2083 backedges. 64 proven. 249 refuted. 0 times theorem prover too weak. 1770 trivial. 0 not checked. [2023-12-02 22:44:31,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:44:31,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1167 states to 385 states and 859 transitions. [2023-12-02 22:44:31,442 INFO L276 IsEmpty]: Start isEmpty. Operand 385 states and 859 transitions. [2023-12-02 22:44:31,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2023-12-02 22:44:31,443 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:44:31,443 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:44:31,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:44:31,558 INFO L262 TraceCheckSpWp]: Trace formula consists of 404 conjuncts, 59 conjunts are in the unsatisfiable core [2023-12-02 22:44:31,559 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:44:31,800 INFO L134 CoverageAnalysis]: Checked inductivity of 2083 backedges. 64 proven. 249 refuted. 0 times theorem prover too weak. 1770 trivial. 0 not checked. [2023-12-02 22:44:33,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:44:33,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1172 states to 387 states and 863 transitions. [2023-12-02 22:44:33,097 INFO L276 IsEmpty]: Start isEmpty. Operand 387 states and 863 transitions. [2023-12-02 22:44:33,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2023-12-02 22:44:33,098 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:44:33,099 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:44:33,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:44:33,253 INFO L262 TraceCheckSpWp]: Trace formula consists of 404 conjuncts, 59 conjunts are in the unsatisfiable core [2023-12-02 22:44:33,254 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:44:33,474 INFO L134 CoverageAnalysis]: Checked inductivity of 2083 backedges. 64 proven. 249 refuted. 0 times theorem prover too weak. 1770 trivial. 0 not checked. [2023-12-02 22:44:34,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:44:34,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1177 states to 389 states and 867 transitions. [2023-12-02 22:44:34,833 INFO L276 IsEmpty]: Start isEmpty. Operand 389 states and 867 transitions. [2023-12-02 22:44:34,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2023-12-02 22:44:34,834 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:44:34,834 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:44:35,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:44:35,091 INFO L262 TraceCheckSpWp]: Trace formula consists of 412 conjuncts, 76 conjunts are in the unsatisfiable core [2023-12-02 22:44:35,093 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:44:39,758 INFO L134 CoverageAnalysis]: Checked inductivity of 2077 backedges. 147 proven. 244 refuted. 0 times theorem prover too weak. 1686 trivial. 0 not checked. [2023-12-02 22:44:58,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:44:58,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1197 states to 393 states and 886 transitions. [2023-12-02 22:44:58,063 INFO L276 IsEmpty]: Start isEmpty. Operand 393 states and 886 transitions. [2023-12-02 22:44:58,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2023-12-02 22:44:58,064 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:44:58,064 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:44:58,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:44:58,322 INFO L262 TraceCheckSpWp]: Trace formula consists of 412 conjuncts, 71 conjunts are in the unsatisfiable core [2023-12-02 22:44:58,324 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:45:01,099 INFO L134 CoverageAnalysis]: Checked inductivity of 2077 backedges. 64 proven. 243 refuted. 0 times theorem prover too weak. 1770 trivial. 0 not checked. [2023-12-02 22:45:02,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:45:02,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1200 states to 395 states and 889 transitions. [2023-12-02 22:45:02,640 INFO L276 IsEmpty]: Start isEmpty. Operand 395 states and 889 transitions. [2023-12-02 22:45:02,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2023-12-02 22:45:02,641 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:45:02,641 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:45:02,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:45:02,840 INFO L262 TraceCheckSpWp]: Trace formula consists of 412 conjuncts, 71 conjunts are in the unsatisfiable core [2023-12-02 22:45:02,843 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:45:05,978 INFO L134 CoverageAnalysis]: Checked inductivity of 2077 backedges. 64 proven. 243 refuted. 0 times theorem prover too weak. 1770 trivial. 0 not checked. [2023-12-02 22:45:08,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:45:08,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1203 states to 397 states and 892 transitions. [2023-12-02 22:45:08,074 INFO L276 IsEmpty]: Start isEmpty. Operand 397 states and 892 transitions. [2023-12-02 22:45:08,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2023-12-02 22:45:08,075 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:45:08,075 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:45:08,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:45:08,285 INFO L262 TraceCheckSpWp]: Trace formula consists of 412 conjuncts, 76 conjunts are in the unsatisfiable core [2023-12-02 22:45:08,288 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:45:11,438 INFO L134 CoverageAnalysis]: Checked inductivity of 2077 backedges. 147 proven. 244 refuted. 0 times theorem prover too weak. 1686 trivial. 0 not checked. [2023-12-02 22:45:13,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:45:13,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1206 states to 399 states and 895 transitions. [2023-12-02 22:45:13,035 INFO L276 IsEmpty]: Start isEmpty. Operand 399 states and 895 transitions. [2023-12-02 22:45:13,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2023-12-02 22:45:13,037 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:45:13,037 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:45:13,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:45:13,192 INFO L262 TraceCheckSpWp]: Trace formula consists of 421 conjuncts, 63 conjunts are in the unsatisfiable core [2023-12-02 22:45:13,194 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:45:13,449 INFO L134 CoverageAnalysis]: Checked inductivity of 2208 backedges. 66 proven. 251 refuted. 0 times theorem prover too weak. 1891 trivial. 0 not checked. [2023-12-02 22:45:14,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:45:14,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1211 states to 401 states and 899 transitions. [2023-12-02 22:45:14,841 INFO L276 IsEmpty]: Start isEmpty. Operand 401 states and 899 transitions. [2023-12-02 22:45:14,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2023-12-02 22:45:14,842 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:45:14,843 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:45:15,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:45:15,013 INFO L262 TraceCheckSpWp]: Trace formula consists of 421 conjuncts, 77 conjunts are in the unsatisfiable core [2023-12-02 22:45:15,015 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:45:15,364 INFO L134 CoverageAnalysis]: Checked inductivity of 2208 backedges. 229 proven. 256 refuted. 0 times theorem prover too weak. 1723 trivial. 0 not checked. [2023-12-02 22:45:17,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:45:17,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1216 states to 403 states and 903 transitions. [2023-12-02 22:45:17,468 INFO L276 IsEmpty]: Start isEmpty. Operand 403 states and 903 transitions. [2023-12-02 22:45:17,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2023-12-02 22:45:17,469 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:45:17,469 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:45:17,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:45:17,649 INFO L262 TraceCheckSpWp]: Trace formula consists of 421 conjuncts, 68 conjunts are in the unsatisfiable core [2023-12-02 22:45:17,653 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:45:18,099 INFO L134 CoverageAnalysis]: Checked inductivity of 2208 backedges. 66 proven. 251 refuted. 0 times theorem prover too weak. 1891 trivial. 0 not checked. [2023-12-02 22:45:19,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:45:19,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1221 states to 405 states and 907 transitions. [2023-12-02 22:45:19,545 INFO L276 IsEmpty]: Start isEmpty. Operand 405 states and 907 transitions. [2023-12-02 22:45:19,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2023-12-02 22:45:19,546 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:45:19,546 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:45:19,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:45:19,698 INFO L262 TraceCheckSpWp]: Trace formula consists of 421 conjuncts, 71 conjunts are in the unsatisfiable core [2023-12-02 22:45:19,700 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:45:20,036 INFO L134 CoverageAnalysis]: Checked inductivity of 2208 backedges. 146 proven. 258 refuted. 0 times theorem prover too weak. 1804 trivial. 0 not checked. [2023-12-02 22:45:22,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:45:22,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1226 states to 407 states and 911 transitions. [2023-12-02 22:45:22,516 INFO L276 IsEmpty]: Start isEmpty. Operand 407 states and 911 transitions. [2023-12-02 22:45:22,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2023-12-02 22:45:22,517 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:45:22,517 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:45:22,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:45:22,670 INFO L262 TraceCheckSpWp]: Trace formula consists of 421 conjuncts, 68 conjunts are in the unsatisfiable core [2023-12-02 22:45:22,673 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:45:23,002 INFO L134 CoverageAnalysis]: Checked inductivity of 2208 backedges. 66 proven. 251 refuted. 0 times theorem prover too weak. 1891 trivial. 0 not checked. [2023-12-02 22:45:24,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:45:24,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1231 states to 409 states and 915 transitions. [2023-12-02 22:45:24,847 INFO L276 IsEmpty]: Start isEmpty. Operand 409 states and 915 transitions. [2023-12-02 22:45:24,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2023-12-02 22:45:24,848 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:45:24,848 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:45:24,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:45:24,977 INFO L262 TraceCheckSpWp]: Trace formula consists of 420 conjuncts, 76 conjunts are in the unsatisfiable core [2023-12-02 22:45:24,979 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:45:28,152 INFO L134 CoverageAnalysis]: Checked inductivity of 2220 backedges. 152 proven. 264 refuted. 0 times theorem prover too weak. 1804 trivial. 0 not checked. [2023-12-02 22:45:48,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:45:48,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1252 states to 415 states and 935 transitions. [2023-12-02 22:45:48,836 INFO L276 IsEmpty]: Start isEmpty. Operand 415 states and 935 transitions. [2023-12-02 22:45:48,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2023-12-02 22:45:48,837 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:45:48,837 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:45:48,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:45:48,982 INFO L262 TraceCheckSpWp]: Trace formula consists of 420 conjuncts, 76 conjunts are in the unsatisfiable core [2023-12-02 22:45:48,985 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:45:51,151 INFO L134 CoverageAnalysis]: Checked inductivity of 2220 backedges. 152 proven. 264 refuted. 0 times theorem prover too weak. 1804 trivial. 0 not checked. [2023-12-02 22:45:52,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:45:52,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1256 states to 417 states and 938 transitions. [2023-12-02 22:45:52,893 INFO L276 IsEmpty]: Start isEmpty. Operand 417 states and 938 transitions. [2023-12-02 22:45:52,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2023-12-02 22:45:52,894 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:45:52,894 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:45:53,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:45:53,025 INFO L262 TraceCheckSpWp]: Trace formula consists of 429 conjuncts, 63 conjunts are in the unsatisfiable core [2023-12-02 22:45:53,027 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:45:53,283 INFO L134 CoverageAnalysis]: Checked inductivity of 2354 backedges. 68 proven. 270 refuted. 0 times theorem prover too weak. 2016 trivial. 0 not checked. [2023-12-02 22:45:54,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:45:54,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1261 states to 419 states and 942 transitions. [2023-12-02 22:45:54,923 INFO L276 IsEmpty]: Start isEmpty. Operand 419 states and 942 transitions. [2023-12-02 22:45:54,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2023-12-02 22:45:54,924 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:45:54,924 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:45:55,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:45:55,046 INFO L262 TraceCheckSpWp]: Trace formula consists of 429 conjuncts, 63 conjunts are in the unsatisfiable core [2023-12-02 22:45:55,048 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:45:55,364 INFO L134 CoverageAnalysis]: Checked inductivity of 2354 backedges. 68 proven. 270 refuted. 0 times theorem prover too weak. 2016 trivial. 0 not checked. [2023-12-02 22:45:57,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:45:57,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1266 states to 421 states and 946 transitions. [2023-12-02 22:45:57,305 INFO L276 IsEmpty]: Start isEmpty. Operand 421 states and 946 transitions. [2023-12-02 22:45:57,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2023-12-02 22:45:57,307 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:45:57,307 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:45:57,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:45:57,421 INFO L262 TraceCheckSpWp]: Trace formula consists of 429 conjuncts, 63 conjunts are in the unsatisfiable core [2023-12-02 22:45:57,423 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:45:57,683 INFO L134 CoverageAnalysis]: Checked inductivity of 2354 backedges. 68 proven. 270 refuted. 0 times theorem prover too weak. 2016 trivial. 0 not checked. [2023-12-02 22:45:59,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:45:59,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1271 states to 423 states and 950 transitions. [2023-12-02 22:45:59,263 INFO L276 IsEmpty]: Start isEmpty. Operand 423 states and 950 transitions. [2023-12-02 22:45:59,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2023-12-02 22:45:59,264 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:45:59,265 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:45:59,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:45:59,401 INFO L262 TraceCheckSpWp]: Trace formula consists of 429 conjuncts, 69 conjunts are in the unsatisfiable core [2023-12-02 22:45:59,404 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:45:59,670 INFO L134 CoverageAnalysis]: Checked inductivity of 2354 backedges. 157 proven. 271 refuted. 0 times theorem prover too weak. 1926 trivial. 0 not checked. [2023-12-02 22:46:01,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:46:01,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1276 states to 425 states and 954 transitions. [2023-12-02 22:46:01,257 INFO L276 IsEmpty]: Start isEmpty. Operand 425 states and 954 transitions. [2023-12-02 22:46:01,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2023-12-02 22:46:01,258 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:46:01,258 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:46:01,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:46:01,426 INFO L262 TraceCheckSpWp]: Trace formula consists of 437 conjuncts, 82 conjunts are in the unsatisfiable core [2023-12-02 22:46:01,428 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:46:11,681 INFO L134 CoverageAnalysis]: Checked inductivity of 2355 backedges. 157 proven. 272 refuted. 0 times theorem prover too weak. 1926 trivial. 0 not checked. [2023-12-02 22:46:46,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:46:46,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1331 states to 447 states and 1008 transitions. [2023-12-02 22:46:46,121 INFO L276 IsEmpty]: Start isEmpty. Operand 447 states and 1008 transitions. [2023-12-02 22:46:46,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2023-12-02 22:46:46,122 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:46:46,122 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:46:46,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:46:46,257 INFO L262 TraceCheckSpWp]: Trace formula consists of 437 conjuncts, 76 conjunts are in the unsatisfiable core [2023-12-02 22:46:46,259 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:46:56,835 INFO L134 CoverageAnalysis]: Checked inductivity of 2355 backedges. 68 proven. 271 refuted. 0 times theorem prover too weak. 2016 trivial. 0 not checked. [2023-12-02 22:47:29,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:47:29,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1347 states to 453 states and 1023 transitions. [2023-12-02 22:47:29,981 INFO L276 IsEmpty]: Start isEmpty. Operand 453 states and 1023 transitions. [2023-12-02 22:47:29,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2023-12-02 22:47:29,983 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:47:29,983 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:47:30,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:47:30,164 INFO L262 TraceCheckSpWp]: Trace formula consists of 437 conjuncts, 81 conjunts are in the unsatisfiable core [2023-12-02 22:47:30,167 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:47:38,709 INFO L134 CoverageAnalysis]: Checked inductivity of 2355 backedges. 151 proven. 278 refuted. 0 times theorem prover too weak. 1926 trivial. 0 not checked. [2023-12-02 22:47:42,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:47:42,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1350 states to 455 states and 1026 transitions. [2023-12-02 22:47:42,092 INFO L276 IsEmpty]: Start isEmpty. Operand 455 states and 1026 transitions. [2023-12-02 22:47:42,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2023-12-02 22:47:42,093 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:47:42,093 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:47:42,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:47:42,259 INFO L262 TraceCheckSpWp]: Trace formula consists of 437 conjuncts, 82 conjunts are in the unsatisfiable core [2023-12-02 22:47:42,261 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:47:49,608 INFO L134 CoverageAnalysis]: Checked inductivity of 2355 backedges. 157 proven. 272 refuted. 0 times theorem prover too weak. 1926 trivial. 0 not checked. [2023-12-02 22:47:53,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:47:53,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1356 states to 459 states and 1032 transitions. [2023-12-02 22:47:53,568 INFO L276 IsEmpty]: Start isEmpty. Operand 459 states and 1032 transitions. [2023-12-02 22:47:53,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2023-12-02 22:47:53,570 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:47:53,570 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:47:53,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:47:53,732 INFO L262 TraceCheckSpWp]: Trace formula consists of 437 conjuncts, 76 conjunts are in the unsatisfiable core [2023-12-02 22:47:53,734 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:48:01,347 INFO L134 CoverageAnalysis]: Checked inductivity of 2355 backedges. 68 proven. 271 refuted. 0 times theorem prover too weak. 2016 trivial. 0 not checked. [2023-12-02 22:48:03,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:48:03,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1359 states to 461 states and 1035 transitions. [2023-12-02 22:48:03,576 INFO L276 IsEmpty]: Start isEmpty. Operand 461 states and 1035 transitions. [2023-12-02 22:48:03,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2023-12-02 22:48:03,577 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:48:03,577 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:48:03,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:48:03,744 INFO L262 TraceCheckSpWp]: Trace formula consists of 446 conjuncts, 74 conjunts are in the unsatisfiable core [2023-12-02 22:48:03,746 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:48:04,188 INFO L134 CoverageAnalysis]: Checked inductivity of 2495 backedges. 70 proven. 280 refuted. 0 times theorem prover too weak. 2145 trivial. 0 not checked. [2023-12-02 22:48:05,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:48:05,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1362 states to 463 states and 1038 transitions. [2023-12-02 22:48:05,935 INFO L276 IsEmpty]: Start isEmpty. Operand 463 states and 1038 transitions. [2023-12-02 22:48:05,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2023-12-02 22:48:05,936 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:48:05,936 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:48:06,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:48:06,091 INFO L262 TraceCheckSpWp]: Trace formula consists of 446 conjuncts, 67 conjunts are in the unsatisfiable core [2023-12-02 22:48:06,093 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:48:06,355 INFO L134 CoverageAnalysis]: Checked inductivity of 2495 backedges. 70 proven. 280 refuted. 0 times theorem prover too weak. 2145 trivial. 0 not checked. [2023-12-02 22:48:09,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:48:09,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1366 states to 465 states and 1041 transitions. [2023-12-02 22:48:09,948 INFO L276 IsEmpty]: Start isEmpty. Operand 465 states and 1041 transitions. [2023-12-02 22:48:09,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2023-12-02 22:48:09,949 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:48:09,949 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:48:10,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:48:10,104 INFO L262 TraceCheckSpWp]: Trace formula consists of 446 conjuncts, 76 conjunts are in the unsatisfiable core [2023-12-02 22:48:10,106 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:48:17,275 INFO L134 CoverageAnalysis]: Checked inductivity of 2495 backedges. 70 proven. 280 refuted. 0 times theorem prover too weak. 2145 trivial. 0 not checked. [2023-12-02 22:48:24,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:48:24,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1370 states to 467 states and 1044 transitions. [2023-12-02 22:48:24,787 INFO L276 IsEmpty]: Start isEmpty. Operand 467 states and 1044 transitions. [2023-12-02 22:48:24,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2023-12-02 22:48:24,789 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:48:24,789 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:48:24,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:48:24,956 INFO L262 TraceCheckSpWp]: Trace formula consists of 446 conjuncts, 67 conjunts are in the unsatisfiable core [2023-12-02 22:48:24,958 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:48:25,209 INFO L134 CoverageAnalysis]: Checked inductivity of 2495 backedges. 70 proven. 280 refuted. 0 times theorem prover too weak. 2145 trivial. 0 not checked. [2023-12-02 22:48:27,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:48:27,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1374 states to 469 states and 1047 transitions. [2023-12-02 22:48:27,297 INFO L276 IsEmpty]: Start isEmpty. Operand 469 states and 1047 transitions. [2023-12-02 22:48:27,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2023-12-02 22:48:27,299 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:48:27,299 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:48:27,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:48:27,454 INFO L262 TraceCheckSpWp]: Trace formula consists of 446 conjuncts, 67 conjunts are in the unsatisfiable core [2023-12-02 22:48:27,456 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:48:27,744 INFO L134 CoverageAnalysis]: Checked inductivity of 2495 backedges. 70 proven. 280 refuted. 0 times theorem prover too weak. 2145 trivial. 0 not checked. [2023-12-02 22:48:29,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:48:29,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1378 states to 471 states and 1050 transitions. [2023-12-02 22:48:29,496 INFO L276 IsEmpty]: Start isEmpty. Operand 471 states and 1050 transitions. [2023-12-02 22:48:29,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2023-12-02 22:48:29,497 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:48:29,497 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:48:29,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:48:29,649 INFO L262 TraceCheckSpWp]: Trace formula consists of 446 conjuncts, 67 conjunts are in the unsatisfiable core [2023-12-02 22:48:29,652 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:48:29,927 INFO L134 CoverageAnalysis]: Checked inductivity of 2495 backedges. 70 proven. 280 refuted. 0 times theorem prover too weak. 2145 trivial. 0 not checked. [2023-12-02 22:48:31,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:48:31,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1382 states to 473 states and 1053 transitions. [2023-12-02 22:48:31,660 INFO L276 IsEmpty]: Start isEmpty. Operand 473 states and 1053 transitions. [2023-12-02 22:48:31,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2023-12-02 22:48:31,662 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:48:31,662 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:48:31,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:48:31,820 INFO L262 TraceCheckSpWp]: Trace formula consists of 446 conjuncts, 73 conjunts are in the unsatisfiable core [2023-12-02 22:48:31,822 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:48:32,181 INFO L134 CoverageAnalysis]: Checked inductivity of 2495 backedges. 70 proven. 280 refuted. 0 times theorem prover too weak. 2145 trivial. 0 not checked. [2023-12-02 22:48:35,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:48:35,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1386 states to 475 states and 1056 transitions. [2023-12-02 22:48:35,329 INFO L276 IsEmpty]: Start isEmpty. Operand 475 states and 1056 transitions. [2023-12-02 22:48:35,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2023-12-02 22:48:35,331 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:48:35,331 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:48:35,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:48:35,504 INFO L262 TraceCheckSpWp]: Trace formula consists of 445 conjuncts, 76 conjunts are in the unsatisfiable core [2023-12-02 22:48:35,507 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:48:39,708 INFO L134 CoverageAnalysis]: Checked inductivity of 2502 backedges. 70 proven. 287 refuted. 0 times theorem prover too weak. 2145 trivial. 0 not checked. [2023-12-02 22:49:10,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:49:10,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1409 states to 481 states and 1078 transitions. [2023-12-02 22:49:10,788 INFO L276 IsEmpty]: Start isEmpty. Operand 481 states and 1078 transitions. [2023-12-02 22:49:10,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2023-12-02 22:49:10,789 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:49:10,789 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:49:10,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:49:10,956 INFO L262 TraceCheckSpWp]: Trace formula consists of 445 conjuncts, 81 conjunts are in the unsatisfiable core [2023-12-02 22:49:10,958 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:49:15,384 INFO L134 CoverageAnalysis]: Checked inductivity of 2502 backedges. 162 proven. 288 refuted. 0 times theorem prover too weak. 2052 trivial. 0 not checked. [2023-12-02 22:49:17,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:49:17,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1412 states to 483 states and 1081 transitions. [2023-12-02 22:49:17,700 INFO L276 IsEmpty]: Start isEmpty. Operand 483 states and 1081 transitions. [2023-12-02 22:49:17,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2023-12-02 22:49:17,701 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:49:17,702 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:49:17,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:49:17,904 INFO L262 TraceCheckSpWp]: Trace formula consists of 445 conjuncts, 81 conjunts are in the unsatisfiable core [2023-12-02 22:49:17,907 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:49:21,919 INFO L134 CoverageAnalysis]: Checked inductivity of 2502 backedges. 162 proven. 288 refuted. 0 times theorem prover too weak. 2052 trivial. 0 not checked. [2023-12-02 22:49:24,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:49:24,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1416 states to 485 states and 1084 transitions. [2023-12-02 22:49:24,027 INFO L276 IsEmpty]: Start isEmpty. Operand 485 states and 1084 transitions. [2023-12-02 22:49:24,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2023-12-02 22:49:24,028 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:49:24,028 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:49:24,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:49:24,153 INFO L262 TraceCheckSpWp]: Trace formula consists of 454 conjuncts, 69 conjunts are in the unsatisfiable core [2023-12-02 22:49:24,155 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:49:24,885 INFO L134 CoverageAnalysis]: Checked inductivity of 2645 backedges. 72 proven. 295 refuted. 0 times theorem prover too weak. 2278 trivial. 0 not checked. [2023-12-02 22:49:27,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:49:27,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1421 states to 487 states and 1088 transitions. [2023-12-02 22:49:27,383 INFO L276 IsEmpty]: Start isEmpty. Operand 487 states and 1088 transitions. [2023-12-02 22:49:27,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2023-12-02 22:49:27,384 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:49:27,384 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:49:27,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:49:27,581 INFO L262 TraceCheckSpWp]: Trace formula consists of 454 conjuncts, 67 conjunts are in the unsatisfiable core [2023-12-02 22:49:27,583 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:49:27,843 INFO L134 CoverageAnalysis]: Checked inductivity of 2645 backedges. 72 proven. 295 refuted. 0 times theorem prover too weak. 2278 trivial. 0 not checked. [2023-12-02 22:49:29,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:49:29,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1426 states to 489 states and 1092 transitions. [2023-12-02 22:49:29,744 INFO L276 IsEmpty]: Start isEmpty. Operand 489 states and 1092 transitions. [2023-12-02 22:49:29,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2023-12-02 22:49:29,745 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:49:29,745 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:49:29,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:49:29,900 INFO L262 TraceCheckSpWp]: Trace formula consists of 454 conjuncts, 69 conjunts are in the unsatisfiable core [2023-12-02 22:49:29,902 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:49:30,197 INFO L134 CoverageAnalysis]: Checked inductivity of 2645 backedges. 72 proven. 295 refuted. 0 times theorem prover too weak. 2278 trivial. 0 not checked. [2023-12-02 22:49:32,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:49:32,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1431 states to 491 states and 1096 transitions. [2023-12-02 22:49:32,032 INFO L276 IsEmpty]: Start isEmpty. Operand 491 states and 1096 transitions. [2023-12-02 22:49:32,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2023-12-02 22:49:32,033 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:49:32,033 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:49:32,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:49:32,171 INFO L262 TraceCheckSpWp]: Trace formula consists of 454 conjuncts, 67 conjunts are in the unsatisfiable core [2023-12-02 22:49:32,173 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:49:32,463 INFO L134 CoverageAnalysis]: Checked inductivity of 2645 backedges. 72 proven. 295 refuted. 0 times theorem prover too weak. 2278 trivial. 0 not checked. [2023-12-02 22:49:34,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:49:34,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1436 states to 493 states and 1100 transitions. [2023-12-02 22:49:34,941 INFO L276 IsEmpty]: Start isEmpty. Operand 493 states and 1100 transitions. [2023-12-02 22:49:34,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2023-12-02 22:49:34,942 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:49:34,942 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:49:35,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:49:35,085 INFO L262 TraceCheckSpWp]: Trace formula consists of 454 conjuncts, 67 conjunts are in the unsatisfiable core [2023-12-02 22:49:35,087 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:49:35,358 INFO L134 CoverageAnalysis]: Checked inductivity of 2645 backedges. 72 proven. 295 refuted. 0 times theorem prover too weak. 2278 trivial. 0 not checked. [2023-12-02 22:49:38,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:49:38,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1441 states to 495 states and 1104 transitions. [2023-12-02 22:49:38,312 INFO L276 IsEmpty]: Start isEmpty. Operand 495 states and 1104 transitions. [2023-12-02 22:49:38,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2023-12-02 22:49:38,313 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:49:38,313 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:49:38,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:49:38,685 INFO L262 TraceCheckSpWp]: Trace formula consists of 470 conjuncts, 86 conjunts are in the unsatisfiable core [2023-12-02 22:49:38,688 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:49:47,054 INFO L134 CoverageAnalysis]: Checked inductivity of 2804 backedges. 172 proven. 316 refuted. 0 times theorem prover too weak. 2316 trivial. 0 not checked. [2023-12-02 22:50:25,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:50:25,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1466 states to 501 states and 1128 transitions. [2023-12-02 22:50:25,099 INFO L276 IsEmpty]: Start isEmpty. Operand 501 states and 1128 transitions. [2023-12-02 22:50:25,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2023-12-02 22:50:25,100 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:50:25,100 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:50:25,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:50:25,453 INFO L262 TraceCheckSpWp]: Trace formula consists of 470 conjuncts, 96 conjunts are in the unsatisfiable core [2023-12-02 22:50:25,455 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:50:31,911 INFO L134 CoverageAnalysis]: Checked inductivity of 2804 backedges. 359 proven. 309 refuted. 0 times theorem prover too weak. 2136 trivial. 0 not checked. [2023-12-02 22:50:34,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:50:34,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1469 states to 503 states and 1131 transitions. [2023-12-02 22:50:34,417 INFO L276 IsEmpty]: Start isEmpty. Operand 503 states and 1131 transitions. [2023-12-02 22:50:34,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2023-12-02 22:50:34,418 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:50:34,418 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:50:34,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:50:34,793 INFO L262 TraceCheckSpWp]: Trace formula consists of 470 conjuncts, 86 conjunts are in the unsatisfiable core [2023-12-02 22:50:34,795 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:50:42,092 INFO L134 CoverageAnalysis]: Checked inductivity of 2804 backedges. 160 proven. 328 refuted. 0 times theorem prover too weak. 2316 trivial. 0 not checked. [2023-12-02 22:50:45,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:50:45,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1472 states to 505 states and 1134 transitions. [2023-12-02 22:50:45,248 INFO L276 IsEmpty]: Start isEmpty. Operand 505 states and 1134 transitions. [2023-12-02 22:50:45,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2023-12-02 22:50:45,249 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:50:45,250 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:50:45,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:50:45,476 INFO L262 TraceCheckSpWp]: Trace formula consists of 470 conjuncts, 86 conjunts are in the unsatisfiable core [2023-12-02 22:50:45,479 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:50:51,444 INFO L134 CoverageAnalysis]: Checked inductivity of 2804 backedges. 172 proven. 316 refuted. 0 times theorem prover too weak. 2316 trivial. 0 not checked. [2023-12-02 22:50:53,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:50:53,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1475 states to 507 states and 1137 transitions. [2023-12-02 22:50:53,903 INFO L276 IsEmpty]: Start isEmpty. Operand 507 states and 1137 transitions. [2023-12-02 22:50:53,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2023-12-02 22:50:53,904 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:50:53,904 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:50:54,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:50:54,105 INFO L262 TraceCheckSpWp]: Trace formula consists of 479 conjuncts, 86 conjunts are in the unsatisfiable core [2023-12-02 22:50:54,107 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:50:54,404 INFO L134 CoverageAnalysis]: Checked inductivity of 2956 backedges. 334 proven. 354 refuted. 0 times theorem prover too weak. 2268 trivial. 0 not checked. [2023-12-02 22:50:56,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:50:56,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1480 states to 509 states and 1141 transitions. [2023-12-02 22:50:56,548 INFO L276 IsEmpty]: Start isEmpty. Operand 509 states and 1141 transitions. [2023-12-02 22:50:56,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2023-12-02 22:50:56,549 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:50:56,550 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:50:56,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:50:56,765 INFO L262 TraceCheckSpWp]: Trace formula consists of 479 conjuncts, 83 conjunts are in the unsatisfiable core [2023-12-02 22:50:56,768 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:51:03,887 INFO L134 CoverageAnalysis]: Checked inductivity of 2956 backedges. 177 proven. 325 refuted. 0 times theorem prover too weak. 2454 trivial. 0 not checked. [2023-12-02 22:51:12,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:51:12,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1485 states to 511 states and 1145 transitions. [2023-12-02 22:51:12,984 INFO L276 IsEmpty]: Start isEmpty. Operand 511 states and 1145 transitions. [2023-12-02 22:51:12,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2023-12-02 22:51:12,985 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:51:12,985 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:51:13,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:51:13,163 INFO L262 TraceCheckSpWp]: Trace formula consists of 479 conjuncts, 83 conjunts are in the unsatisfiable core [2023-12-02 22:51:13,166 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:51:14,336 INFO L134 CoverageAnalysis]: Checked inductivity of 2956 backedges. 177 proven. 325 refuted. 0 times theorem prover too weak. 2454 trivial. 0 not checked. [2023-12-02 22:51:18,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:51:18,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1490 states to 513 states and 1149 transitions. [2023-12-02 22:51:18,565 INFO L276 IsEmpty]: Start isEmpty. Operand 513 states and 1149 transitions. [2023-12-02 22:51:18,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2023-12-02 22:51:18,567 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:51:18,567 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:51:18,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:51:18,706 INFO L262 TraceCheckSpWp]: Trace formula consists of 479 conjuncts, 71 conjunts are in the unsatisfiable core [2023-12-02 22:51:18,708 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:51:19,001 INFO L134 CoverageAnalysis]: Checked inductivity of 2956 backedges. 76 proven. 324 refuted. 0 times theorem prover too weak. 2556 trivial. 0 not checked. [2023-12-02 22:51:21,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:51:21,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1495 states to 515 states and 1153 transitions. [2023-12-02 22:51:21,308 INFO L276 IsEmpty]: Start isEmpty. Operand 515 states and 1153 transitions. [2023-12-02 22:51:21,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2023-12-02 22:51:21,309 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:51:21,309 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:51:21,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:51:21,585 INFO L262 TraceCheckSpWp]: Trace formula consists of 479 conjuncts, 82 conjunts are in the unsatisfiable core [2023-12-02 22:51:21,588 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:51:21,906 INFO L134 CoverageAnalysis]: Checked inductivity of 2956 backedges. 269 proven. 329 refuted. 0 times theorem prover too weak. 2358 trivial. 0 not checked. [2023-12-02 22:51:25,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:51:25,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1500 states to 517 states and 1157 transitions. [2023-12-02 22:51:25,221 INFO L276 IsEmpty]: Start isEmpty. Operand 517 states and 1157 transitions. [2023-12-02 22:51:25,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2023-12-02 22:51:25,222 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:51:25,223 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:51:25,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:51:25,488 INFO L262 TraceCheckSpWp]: Trace formula consists of 479 conjuncts, 71 conjunts are in the unsatisfiable core [2023-12-02 22:51:25,490 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:51:25,798 INFO L134 CoverageAnalysis]: Checked inductivity of 2956 backedges. 76 proven. 324 refuted. 0 times theorem prover too weak. 2556 trivial. 0 not checked. [2023-12-02 22:51:28,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:51:28,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1505 states to 519 states and 1161 transitions. [2023-12-02 22:51:28,085 INFO L276 IsEmpty]: Start isEmpty. Operand 519 states and 1161 transitions. [2023-12-02 22:51:28,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2023-12-02 22:51:28,087 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:51:28,087 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:51:28,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:51:28,276 INFO L262 TraceCheckSpWp]: Trace formula consists of 495 conjuncts, 91 conjunts are in the unsatisfiable core [2023-12-02 22:51:28,281 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:51:41,388 INFO L134 CoverageAnalysis]: Checked inductivity of 3126 backedges. 182 proven. 348 refuted. 0 times theorem prover too weak. 2596 trivial. 0 not checked. [2023-12-02 22:52:27,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:52:27,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1532 states to 525 states and 1187 transitions. [2023-12-02 22:52:27,726 INFO L276 IsEmpty]: Start isEmpty. Operand 525 states and 1187 transitions. [2023-12-02 22:52:27,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2023-12-02 22:52:27,727 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:52:27,727 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:52:27,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:52:27,935 INFO L262 TraceCheckSpWp]: Trace formula consists of 495 conjuncts, 86 conjunts are in the unsatisfiable core [2023-12-02 22:52:27,937 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:52:38,460 INFO L134 CoverageAnalysis]: Checked inductivity of 3126 backedges. 78 proven. 347 refuted. 0 times theorem prover too weak. 2701 trivial. 0 not checked. [2023-12-02 22:52:41,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:52:41,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1535 states to 527 states and 1190 transitions. [2023-12-02 22:52:41,310 INFO L276 IsEmpty]: Start isEmpty. Operand 527 states and 1190 transitions. [2023-12-02 22:52:41,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2023-12-02 22:52:41,311 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:52:41,311 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:52:41,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:52:41,494 INFO L262 TraceCheckSpWp]: Trace formula consists of 495 conjuncts, 91 conjunts are in the unsatisfiable core [2023-12-02 22:52:41,497 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:52:51,308 INFO L134 CoverageAnalysis]: Checked inductivity of 3126 backedges. 176 proven. 354 refuted. 0 times theorem prover too weak. 2596 trivial. 0 not checked. [2023-12-02 22:52:54,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:52:54,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1538 states to 529 states and 1193 transitions. [2023-12-02 22:52:54,975 INFO L276 IsEmpty]: Start isEmpty. Operand 529 states and 1193 transitions. [2023-12-02 22:52:54,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2023-12-02 22:52:54,976 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:52:54,976 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:52:55,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:52:55,166 INFO L262 TraceCheckSpWp]: Trace formula consists of 495 conjuncts, 91 conjunts are in the unsatisfiable core [2023-12-02 22:52:55,169 INFO L285 TraceCheckSpWp]: Computing forward predicates...