./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/ps2-ll_valuebound20.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows 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_c7a66e67-2b38-400f-8ff9-aa16fa50d092/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7a66e67-2b38-400f-8ff9-aa16fa50d092/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_c7a66e67-2b38-400f-8ff9-aa16fa50d092/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7a66e67-2b38-400f-8ff9-aa16fa50d092/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/ps2-ll_valuebound20.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7a66e67-2b38-400f-8ff9-aa16fa50d092/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7a66e67-2b38-400f-8ff9-aa16fa50d092/bin/ukojak-verify-Qdu7aM0XO9 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash ccc90f911eb65e070ad46258a83153891dc4d8a5addf20ee75047318144d790b --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 03:29:44,646 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 03:29:44,706 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7a66e67-2b38-400f-8ff9-aa16fa50d092/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-12-03 03:29:44,710 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 03:29:44,711 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 03:29:44,731 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 03:29:44,732 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 03:29:44,733 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 03:29:44,733 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 03:29:44,734 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 03:29:44,735 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 03:29:44,735 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 03:29:44,736 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 03:29:44,736 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 03:29:44,737 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 03:29:44,738 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 03:29:44,738 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 03:29:44,739 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 03:29:44,739 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 03:29:44,740 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-03 03:29:44,740 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-03 03:29:44,741 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 03:29:44,741 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 03:29:44,742 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 03:29:44,742 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 03:29:44,743 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 03:29:44,743 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 03:29:44,744 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 03:29:44,744 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 03:29:44,744 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 03:29:44,745 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 03:29:44,745 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 03:29:44,745 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 03:29:44,746 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 03:29:44,746 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 03:29:44,746 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_c7a66e67-2b38-400f-8ff9-aa16fa50d092/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7a66e67-2b38-400f-8ff9-aa16fa50d092/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ccc90f911eb65e070ad46258a83153891dc4d8a5addf20ee75047318144d790b [2023-12-03 03:29:44,972 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 03:29:44,993 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 03:29:44,995 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 03:29:44,997 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 03:29:44,997 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 03:29:44,998 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7a66e67-2b38-400f-8ff9-aa16fa50d092/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/nla-digbench-scaling/ps2-ll_valuebound20.c [2023-12-03 03:29:47,768 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 03:29:47,930 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 03:29:47,931 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7a66e67-2b38-400f-8ff9-aa16fa50d092/sv-benchmarks/c/nla-digbench-scaling/ps2-ll_valuebound20.c [2023-12-03 03:29:47,938 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7a66e67-2b38-400f-8ff9-aa16fa50d092/bin/ukojak-verify-Qdu7aM0XO9/data/15d844368/3dc7a4f2e46a4d739b1621ab580dbeb9/FLAG3681d4784 [2023-12-03 03:29:47,951 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7a66e67-2b38-400f-8ff9-aa16fa50d092/bin/ukojak-verify-Qdu7aM0XO9/data/15d844368/3dc7a4f2e46a4d739b1621ab580dbeb9 [2023-12-03 03:29:47,954 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 03:29:47,955 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 03:29:47,957 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 03:29:47,957 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 03:29:47,962 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 03:29:47,963 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 03:29:47" (1/1) ... [2023-12-03 03:29:47,964 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2b54d30d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:29:47, skipping insertion in model container [2023-12-03 03:29:47,964 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 03:29:47" (1/1) ... [2023-12-03 03:29:47,985 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 03:29:48,147 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 03:29:48,159 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 03:29:48,176 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 03:29:48,190 INFO L206 MainTranslator]: Completed translation [2023-12-03 03:29:48,191 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:29:48 WrapperNode [2023-12-03 03:29:48,191 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 03:29:48,192 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 03:29:48,192 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 03:29:48,192 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 03:29:48,200 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:29:48" (1/1) ... [2023-12-03 03:29:48,206 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:29:48" (1/1) ... [2023-12-03 03:29:48,226 INFO L138 Inliner]: procedures = 14, calls = 11, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 65 [2023-12-03 03:29:48,226 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 03:29:48,227 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 03:29:48,227 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 03:29:48,227 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 03:29:48,236 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:29:48" (1/1) ... [2023-12-03 03:29:48,237 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:29:48" (1/1) ... [2023-12-03 03:29:48,238 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:29:48" (1/1) ... [2023-12-03 03:29:48,238 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:29:48" (1/1) ... [2023-12-03 03:29:48,242 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:29:48" (1/1) ... [2023-12-03 03:29:48,245 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:29:48" (1/1) ... [2023-12-03 03:29:48,246 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:29:48" (1/1) ... [2023-12-03 03:29:48,247 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:29:48" (1/1) ... [2023-12-03 03:29:48,249 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 03:29:48,250 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 03:29:48,250 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 03:29:48,250 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 03:29:48,251 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:29:48" (1/1) ... [2023-12-03 03:29:48,257 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 03:29:48,269 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7a66e67-2b38-400f-8ff9-aa16fa50d092/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 03:29:48,280 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7a66e67-2b38-400f-8ff9-aa16fa50d092/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 03:29:48,288 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7a66e67-2b38-400f-8ff9-aa16fa50d092/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 03:29:48,318 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 03:29:48,319 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-03 03:29:48,319 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 03:29:48,319 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 03:29:48,319 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-12-03 03:29:48,319 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-12-03 03:29:48,387 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 03:29:48,389 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 03:29:48,588 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 03:29:48,633 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 03:29:48,634 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-03 03:29:48,635 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 03:29:48 BoogieIcfgContainer [2023-12-03 03:29:48,635 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 03:29:48,636 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 03:29:48,636 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 03:29:48,646 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 03:29:48,646 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 03:29:48" (1/1) ... [2023-12-03 03:29:48,655 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 03:29:48,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:29:48,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 53 states and 55 transitions. [2023-12-03 03:29:48,715 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 55 transitions. [2023-12-03 03:29:48,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-12-03 03:29:48,717 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:29:48,718 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:29:48,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:29:48,866 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:29:48,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:29:48,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 52 states and 53 transitions. [2023-12-03 03:29:48,883 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 53 transitions. [2023-12-03 03:29:48,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-12-03 03:29:48,884 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:29:48,884 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:29:48,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:29:48,914 INFO L262 TraceCheckSpWp]: Trace formula consists of 33 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 03:29:48,918 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:29:48,939 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:29:48,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:29:49,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 55 states and 57 transitions. [2023-12-03 03:29:49,001 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 57 transitions. [2023-12-03 03:29:49,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-12-03 03:29:49,001 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:29:49,001 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:29:49,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:29:49,024 INFO L262 TraceCheckSpWp]: Trace formula consists of 34 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 03:29:49,024 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:29:49,038 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:29:49,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:29:49,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 59 states and 63 transitions. [2023-12-03 03:29:49,112 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 63 transitions. [2023-12-03 03:29:49,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-12-03 03:29:49,113 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:29:49,113 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:29:49,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:29:49,133 INFO L262 TraceCheckSpWp]: Trace formula consists of 35 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 03:29:49,134 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:29:49,153 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:29:49,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:29:49,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 64 states and 70 transitions. [2023-12-03 03:29:49,279 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 70 transitions. [2023-12-03 03:29:49,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-12-03 03:29:49,280 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:29:49,280 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:29:49,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:29:49,300 INFO L262 TraceCheckSpWp]: Trace formula consists of 36 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 03:29:49,301 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:29:49,323 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:29:49,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:29:49,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 65 states and 71 transitions. [2023-12-03 03:29:49,340 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 71 transitions. [2023-12-03 03:29:49,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-12-03 03:29:49,341 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:29:49,341 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:29:49,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:29:49,361 INFO L262 TraceCheckSpWp]: Trace formula consists of 37 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 03:29:49,362 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:29:49,455 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:29:49,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:29:49,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 68 states and 75 transitions. [2023-12-03 03:29:49,693 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 75 transitions. [2023-12-03 03:29:49,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-12-03 03:29:49,693 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:29:49,694 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:29:49,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:29:49,713 INFO L262 TraceCheckSpWp]: Trace formula consists of 38 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-03 03:29:49,714 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:29:49,773 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:29:49,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:29:49,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 73 states and 82 transitions. [2023-12-03 03:29:49,969 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 82 transitions. [2023-12-03 03:29:49,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-12-03 03:29:49,969 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:29:49,970 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:29:49,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:29:49,989 INFO L262 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-03 03:29:49,990 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:29:50,099 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:29:50,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:29:50,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 79 states and 89 transitions. [2023-12-03 03:29:50,354 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 89 transitions. [2023-12-03 03:29:50,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-12-03 03:29:50,357 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:29:50,357 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:29:50,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:29:50,376 INFO L262 TraceCheckSpWp]: Trace formula consists of 49 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 03:29:50,377 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:29:50,382 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:29:50,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:29:50,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 78 states and 88 transitions. [2023-12-03 03:29:50,390 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 88 transitions. [2023-12-03 03:29:50,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-12-03 03:29:50,391 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:29:50,391 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:29:50,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:29:50,409 INFO L262 TraceCheckSpWp]: Trace formula consists of 49 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 03:29:50,410 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:29:50,457 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:29:50,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:29:50,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 90 states and 105 transitions. [2023-12-03 03:29:50,705 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 105 transitions. [2023-12-03 03:29:50,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-12-03 03:29:50,705 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:29:50,706 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:29:50,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:29:50,724 INFO L262 TraceCheckSpWp]: Trace formula consists of 50 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 03:29:50,725 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:29:50,781 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:29:50,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:29:50,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 94 states and 112 transitions. [2023-12-03 03:29:50,933 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 112 transitions. [2023-12-03 03:29:50,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-12-03 03:29:50,933 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:29:50,933 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:29:50,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:29:50,952 INFO L262 TraceCheckSpWp]: Trace formula consists of 50 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 03:29:50,952 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:29:50,995 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:29:51,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:29:51,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 107 states and 131 transitions. [2023-12-03 03:29:51,472 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 131 transitions. [2023-12-03 03:29:51,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-03 03:29:51,473 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:29:51,473 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:29:51,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:29:51,496 INFO L262 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 03:29:51,497 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:29:51,537 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:29:51,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:29:51,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 110 states and 135 transitions. [2023-12-03 03:29:51,804 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 135 transitions. [2023-12-03 03:29:51,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-03 03:29:51,804 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:29:51,805 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:29:51,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:29:51,822 INFO L262 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 03:29:51,823 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:29:51,871 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:29:52,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:29:52,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 116 states and 148 transitions. [2023-12-03 03:29:52,373 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 148 transitions. [2023-12-03 03:29:52,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-12-03 03:29:52,374 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:29:52,374 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:29:52,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:29:52,392 INFO L262 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 03:29:52,393 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:29:52,461 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:29:52,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:29:52,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 123 states and 161 transitions. [2023-12-03 03:29:52,991 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 161 transitions. [2023-12-03 03:29:52,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-12-03 03:29:52,992 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:29:52,993 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:29:53,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:29:53,009 INFO L262 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 03:29:53,010 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:29:53,059 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:29:53,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:29:53,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 129 states and 173 transitions. [2023-12-03 03:29:53,482 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 173 transitions. [2023-12-03 03:29:53,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-12-03 03:29:53,483 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:29:53,483 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:29:53,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:29:53,500 INFO L262 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 03:29:53,501 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:29:53,569 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:29:53,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:29:53,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 128 states and 172 transitions. [2023-12-03 03:29:53,662 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 172 transitions. [2023-12-03 03:29:53,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-12-03 03:29:53,663 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:29:53,664 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:29:53,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:29:53,681 INFO L262 TraceCheckSpWp]: Trace formula consists of 57 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-03 03:29:53,682 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:29:53,821 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:29:54,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:29:54,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 135 states and 184 transitions. [2023-12-03 03:29:54,329 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 184 transitions. [2023-12-03 03:29:54,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-12-03 03:29:54,330 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:29:54,331 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:29:54,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:29:54,348 INFO L262 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 03:29:54,349 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:29:54,404 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:29:54,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:29:54,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 141 states and 194 transitions. [2023-12-03 03:29:54,949 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 194 transitions. [2023-12-03 03:29:54,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-12-03 03:29:54,950 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:29:54,950 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:29:54,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:29:54,967 INFO L262 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-03 03:29:54,968 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:29:55,102 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:29:55,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:29:55,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 150 states and 208 transitions. [2023-12-03 03:29:55,642 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 208 transitions. [2023-12-03 03:29:55,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-12-03 03:29:55,643 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:29:55,643 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:29:55,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:29:55,665 INFO L262 TraceCheckSpWp]: Trace formula consists of 55 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 03:29:55,666 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:29:55,738 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:29:56,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:29:56,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 149 states and 207 transitions. [2023-12-03 03:29:56,209 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 207 transitions. [2023-12-03 03:29:56,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-12-03 03:29:56,209 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:29:56,210 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:29:56,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:29:56,225 INFO L262 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 03:29:56,226 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:29:56,287 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:29:57,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:29:57,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 157 states and 217 transitions. [2023-12-03 03:29:57,345 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 217 transitions. [2023-12-03 03:29:57,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-12-03 03:29:57,346 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:29:57,346 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:29:57,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:29:57,362 INFO L262 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 03:29:57,363 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:29:57,419 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:29:57,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:29:57,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 161 states and 225 transitions. [2023-12-03 03:29:57,666 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 225 transitions. [2023-12-03 03:29:57,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-12-03 03:29:57,666 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:29:57,666 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:29:57,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:29:57,681 INFO L262 TraceCheckSpWp]: Trace formula consists of 64 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 03:29:57,682 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:29:57,748 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:29:57,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:29:57,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 165 states and 228 transitions. [2023-12-03 03:29:57,919 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 228 transitions. [2023-12-03 03:29:57,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-12-03 03:29:57,920 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:29:57,920 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:29:57,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:29:57,933 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 03:29:57,933 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:29:58,029 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:29:58,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:29:58,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 170 states and 235 transitions. [2023-12-03 03:29:58,338 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 235 transitions. [2023-12-03 03:29:58,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-12-03 03:29:58,338 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:29:58,338 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:29:58,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:29:58,359 INFO L262 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 03:29:58,360 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:29:58,433 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:29:58,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:29:58,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 173 states and 241 transitions. [2023-12-03 03:29:58,848 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 241 transitions. [2023-12-03 03:29:58,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-12-03 03:29:58,849 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:29:58,849 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:29:58,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:29:58,866 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-03 03:29:58,867 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:29:59,074 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:29:59,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:29:59,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 176 states and 245 transitions. [2023-12-03 03:29:59,571 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 245 transitions. [2023-12-03 03:29:59,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-12-03 03:29:59,572 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:29:59,572 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:29:59,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:29:59,589 INFO L262 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-03 03:29:59,590 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:29:59,702 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:30:00,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:30:00,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 178 states and 249 transitions. [2023-12-03 03:30:00,227 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 249 transitions. [2023-12-03 03:30:00,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-12-03 03:30:00,227 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:30:00,228 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:30:00,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:30:00,245 INFO L262 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-03 03:30:00,246 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:30:00,320 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:30:00,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:30:00,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 181 states and 255 transitions. [2023-12-03 03:30:00,849 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 255 transitions. [2023-12-03 03:30:00,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-12-03 03:30:00,850 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:30:00,850 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:30:00,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:30:00,867 INFO L262 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 03:30:00,867 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:30:00,912 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 03:30:01,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:30:01,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 195 states and 271 transitions. [2023-12-03 03:30:01,795 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 271 transitions. [2023-12-03 03:30:01,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-12-03 03:30:01,796 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:30:01,796 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:30:01,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:30:01,815 INFO L262 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 03:30:01,816 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:30:01,885 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 03:30:03,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:30:03,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309 states to 212 states and 304 transitions. [2023-12-03 03:30:03,294 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 304 transitions. [2023-12-03 03:30:03,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-12-03 03:30:03,294 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:30:03,295 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:30:03,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:30:03,313 INFO L262 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 03:30:03,313 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:30:03,325 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 03:30:03,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:30:03,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 311 states to 212 states and 303 transitions. [2023-12-03 03:30:03,503 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 303 transitions. [2023-12-03 03:30:03,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-12-03 03:30:03,504 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:30:03,504 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:30:03,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:30:03,522 INFO L262 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 03:30:03,522 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:30:03,575 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 03:30:03,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:30:03,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 321 states to 216 states and 312 transitions. [2023-12-03 03:30:03,979 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 312 transitions. [2023-12-03 03:30:03,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-12-03 03:30:03,980 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:30:03,980 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:30:03,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:30:03,995 INFO L262 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 03:30:03,996 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:30:04,005 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-12-03 03:30:04,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:30:04,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 328 states to 221 states and 319 transitions. [2023-12-03 03:30:04,583 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 319 transitions. [2023-12-03 03:30:04,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-12-03 03:30:04,583 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:30:04,583 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:30:04,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:30:04,601 INFO L262 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 03:30:04,602 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:30:04,691 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 03:30:05,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:30:05,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 349 states to 231 states and 339 transitions. [2023-12-03 03:30:05,676 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 339 transitions. [2023-12-03 03:30:05,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-12-03 03:30:05,676 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:30:05,676 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:30:05,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:30:05,694 INFO L262 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-03 03:30:05,695 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:30:05,840 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 03:30:06,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:30:06,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 359 states to 237 states and 349 transitions. [2023-12-03 03:30:06,426 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 349 transitions. [2023-12-03 03:30:06,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-12-03 03:30:06,427 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:30:06,427 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:30:06,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:30:06,445 INFO L262 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-03 03:30:06,446 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:30:06,642 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 03:30:07,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:30:07,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 248 states and 368 transitions. [2023-12-03 03:30:07,576 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 368 transitions. [2023-12-03 03:30:07,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-12-03 03:30:07,576 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:30:07,577 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:30:07,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:30:07,598 INFO L262 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-03 03:30:07,599 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:30:07,682 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 23 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 03:30:08,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:30:08,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 388 states to 253 states and 378 transitions. [2023-12-03 03:30:08,173 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 378 transitions. [2023-12-03 03:30:08,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-12-03 03:30:08,174 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:30:08,174 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:30:08,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:30:08,193 INFO L262 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-03 03:30:08,194 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:30:08,335 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 17 proven. 8 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 03:30:08,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:30:08,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 393 states to 258 states and 383 transitions. [2023-12-03 03:30:08,943 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 383 transitions. [2023-12-03 03:30:08,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-12-03 03:30:08,944 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:30:08,944 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:30:08,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:30:08,963 INFO L262 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-03 03:30:08,964 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:30:09,125 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 03:30:09,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:30:09,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 405 states to 263 states and 395 transitions. [2023-12-03 03:30:09,548 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 395 transitions. [2023-12-03 03:30:09,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-12-03 03:30:09,549 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:30:09,549 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:30:09,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:30:09,572 INFO L262 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-03 03:30:09,573 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:30:09,720 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 29 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 03:30:10,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:30:10,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 417 states to 266 states and 407 transitions. [2023-12-03 03:30:10,327 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 407 transitions. [2023-12-03 03:30:10,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-12-03 03:30:10,327 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:30:10,328 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:30:10,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:30:10,348 INFO L262 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-03 03:30:10,349 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:30:10,611 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 03:30:11,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:30:11,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 422 states to 269 states and 412 transitions. [2023-12-03 03:30:11,461 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 412 transitions. [2023-12-03 03:30:11,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-12-03 03:30:11,462 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:30:11,462 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:30:11,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:30:11,483 INFO L262 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-03 03:30:11,485 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:30:11,595 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 03:30:12,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:30:12,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 432 states to 279 states and 422 transitions. [2023-12-03 03:30:12,477 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 422 transitions. [2023-12-03 03:30:12,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-12-03 03:30:12,477 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:30:12,477 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:30:12,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:30:12,498 INFO L262 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-03 03:30:12,500 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:30:12,613 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 0 proven. 43 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 03:30:14,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:30:14,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 470 states to 296 states and 460 transitions. [2023-12-03 03:30:14,753 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 460 transitions. [2023-12-03 03:30:14,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-12-03 03:30:14,754 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:30:14,754 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:30:14,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:30:14,774 INFO L262 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 03:30:14,775 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:30:14,788 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2023-12-03 03:30:15,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:30:15,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 472 states to 296 states and 459 transitions. [2023-12-03 03:30:15,073 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 459 transitions. [2023-12-03 03:30:15,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-12-03 03:30:15,074 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:30:15,074 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:30:15,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:30:15,097 INFO L262 TraceCheckSpWp]: Trace formula consists of 113 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-03 03:30:15,098 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:30:15,227 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 03:30:16,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:30:16,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 489 states to 303 states and 475 transitions. [2023-12-03 03:30:16,512 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 475 transitions. [2023-12-03 03:30:16,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-12-03 03:30:16,512 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:30:16,512 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:30:16,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:30:16,532 INFO L262 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 03:30:16,533 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:30:16,545 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2023-12-03 03:30:17,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:30:17,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 496 states to 308 states and 482 transitions. [2023-12-03 03:30:17,329 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 482 transitions. [2023-12-03 03:30:17,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-12-03 03:30:17,330 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:30:17,330 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:30:17,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:30:17,350 INFO L262 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-03 03:30:17,351 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:30:17,467 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 0 proven. 47 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 03:30:18,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:30:18,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 519 states to 318 states and 504 transitions. [2023-12-03 03:30:18,772 INFO L276 IsEmpty]: Start isEmpty. Operand 318 states and 504 transitions. [2023-12-03 03:30:18,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-12-03 03:30:18,772 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:30:18,773 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:30:18,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:30:18,797 INFO L262 TraceCheckSpWp]: Trace formula consists of 117 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-03 03:30:18,798 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:30:19,020 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 03:30:20,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:30:20,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 533 states to 327 states and 518 transitions. [2023-12-03 03:30:20,155 INFO L276 IsEmpty]: Start isEmpty. Operand 327 states and 518 transitions. [2023-12-03 03:30:20,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-12-03 03:30:20,156 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:30:20,156 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:30:20,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:30:20,174 INFO L262 TraceCheckSpWp]: Trace formula consists of 118 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-03 03:30:20,175 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:30:20,510 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 51 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 03:30:21,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:30:21,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 555 states to 338 states and 540 transitions. [2023-12-03 03:30:21,842 INFO L276 IsEmpty]: Start isEmpty. Operand 338 states and 540 transitions. [2023-12-03 03:30:21,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-03 03:30:21,842 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:30:21,842 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:30:21,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:30:21,869 INFO L262 TraceCheckSpWp]: Trace formula consists of 123 conjuncts, 9 conjunts are in the unsatisfiable core [2023-12-03 03:30:21,870 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:30:22,016 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 60 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 03:30:22,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:30:22,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 566 states to 343 states and 551 transitions. [2023-12-03 03:30:22,871 INFO L276 IsEmpty]: Start isEmpty. Operand 343 states and 551 transitions. [2023-12-03 03:30:22,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-12-03 03:30:22,872 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:30:22,872 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:30:22,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:30:22,895 INFO L262 TraceCheckSpWp]: Trace formula consists of 124 conjuncts, 9 conjunts are in the unsatisfiable core [2023-12-03 03:30:22,896 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:30:23,117 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 51 proven. 12 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 03:30:23,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:30:23,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 571 states to 348 states and 556 transitions. [2023-12-03 03:30:23,939 INFO L276 IsEmpty]: Start isEmpty. Operand 348 states and 556 transitions. [2023-12-03 03:30:23,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-12-03 03:30:23,940 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:30:23,940 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:30:23,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:30:23,964 INFO L262 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 9 conjunts are in the unsatisfiable core [2023-12-03 03:30:23,965 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:30:24,185 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 03:30:24,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:30:24,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 587 states to 353 states and 572 transitions. [2023-12-03 03:30:24,729 INFO L276 IsEmpty]: Start isEmpty. Operand 353 states and 572 transitions. [2023-12-03 03:30:24,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-12-03 03:30:24,730 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:30:24,730 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:30:24,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:30:24,758 INFO L262 TraceCheckSpWp]: Trace formula consists of 126 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-03 03:30:24,759 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:30:24,943 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 0 proven. 69 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 03:30:25,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:30:25,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 604 states to 356 states and 589 transitions. [2023-12-03 03:30:25,851 INFO L276 IsEmpty]: Start isEmpty. Operand 356 states and 589 transitions. [2023-12-03 03:30:25,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-12-03 03:30:25,851 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:30:25,851 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:30:25,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:30:25,873 INFO L262 TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 10 conjunts are in the unsatisfiable core [2023-12-03 03:30:25,875 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:30:26,241 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 03:30:26,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:30:26,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 606 states to 358 states and 591 transitions. [2023-12-03 03:30:26,844 INFO L276 IsEmpty]: Start isEmpty. Operand 358 states and 591 transitions. [2023-12-03 03:30:26,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-12-03 03:30:26,844 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:30:26,845 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:30:26,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:30:26,866 INFO L262 TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 10 conjunts are in the unsatisfiable core [2023-12-03 03:30:26,868 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:30:27,019 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 03:30:27,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:30:27,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 611 states to 359 states and 596 transitions. [2023-12-03 03:30:27,590 INFO L276 IsEmpty]: Start isEmpty. Operand 359 states and 596 transitions. [2023-12-03 03:30:27,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2023-12-03 03:30:27,591 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:30:27,591 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:30:27,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:30:27,618 INFO L262 TraceCheckSpWp]: Trace formula consists of 139 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 03:30:27,620 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:30:27,803 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 87 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-03 03:30:28,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:30:28,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 621 states to 369 states and 606 transitions. [2023-12-03 03:30:28,950 INFO L276 IsEmpty]: Start isEmpty. Operand 369 states and 606 transitions. [2023-12-03 03:30:28,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-12-03 03:30:28,951 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:30:28,951 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:30:28,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:30:28,976 INFO L262 TraceCheckSpWp]: Trace formula consists of 140 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 03:30:28,978 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:30:29,154 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 0 proven. 90 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-03 03:30:31,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:30:31,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 664 states to 386 states and 649 transitions. [2023-12-03 03:30:31,676 INFO L276 IsEmpty]: Start isEmpty. Operand 386 states and 649 transitions. [2023-12-03 03:30:31,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2023-12-03 03:30:31,677 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:30:31,677 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:30:31,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:30:31,707 INFO L262 TraceCheckSpWp]: Trace formula consists of 141 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 03:30:31,708 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:30:31,723 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2023-12-03 03:30:32,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:30:32,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 666 states to 386 states and 648 transitions. [2023-12-03 03:30:32,046 INFO L276 IsEmpty]: Start isEmpty. Operand 386 states and 648 transitions. [2023-12-03 03:30:32,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2023-12-03 03:30:32,046 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:30:32,047 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:30:32,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:30:32,071 INFO L262 TraceCheckSpWp]: Trace formula consists of 143 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 03:30:32,073 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:30:32,292 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 93 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-03 03:30:33,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:30:33,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 685 states to 393 states and 666 transitions. [2023-12-03 03:30:33,938 INFO L276 IsEmpty]: Start isEmpty. Operand 393 states and 666 transitions. [2023-12-03 03:30:33,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2023-12-03 03:30:33,939 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:30:33,939 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:30:33,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:30:33,969 INFO L262 TraceCheckSpWp]: Trace formula consists of 142 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 03:30:33,971 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:30:33,985 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2023-12-03 03:30:34,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:30:34,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 692 states to 398 states and 673 transitions. [2023-12-03 03:30:34,935 INFO L276 IsEmpty]: Start isEmpty. Operand 398 states and 673 transitions. [2023-12-03 03:30:34,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2023-12-03 03:30:34,936 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:30:34,936 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:30:34,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:30:34,960 INFO L262 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 03:30:34,961 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:30:35,126 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 0 proven. 96 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-03 03:30:36,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:30:36,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 718 states to 408 states and 698 transitions. [2023-12-03 03:30:36,776 INFO L276 IsEmpty]: Start isEmpty. Operand 408 states and 698 transitions. [2023-12-03 03:30:36,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2023-12-03 03:30:36,777 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:30:36,777 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:30:36,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:30:36,803 INFO L262 TraceCheckSpWp]: Trace formula consists of 147 conjuncts, 10 conjunts are in the unsatisfiable core [2023-12-03 03:30:36,804 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:30:37,049 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 99 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-03 03:30:38,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:30:38,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 733 states to 417 states and 713 transitions. [2023-12-03 03:30:38,589 INFO L276 IsEmpty]: Start isEmpty. Operand 417 states and 713 transitions. [2023-12-03 03:30:38,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2023-12-03 03:30:38,589 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:30:38,589 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:30:38,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:30:38,616 INFO L262 TraceCheckSpWp]: Trace formula consists of 148 conjuncts, 10 conjunts are in the unsatisfiable core [2023-12-03 03:30:38,618 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:30:39,003 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 0 proven. 102 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-03 03:30:40,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:30:40,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 758 states to 428 states and 738 transitions. [2023-12-03 03:30:40,770 INFO L276 IsEmpty]: Start isEmpty. Operand 428 states and 738 transitions. [2023-12-03 03:30:40,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2023-12-03 03:30:40,770 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:30:40,770 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:30:40,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:30:40,806 INFO L262 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-03 03:30:40,807 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:30:40,961 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 0 proven. 114 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-03 03:30:42,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:30:42,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 770 states to 433 states and 750 transitions. [2023-12-03 03:30:42,041 INFO L276 IsEmpty]: Start isEmpty. Operand 433 states and 750 transitions. [2023-12-03 03:30:42,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2023-12-03 03:30:42,042 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:30:42,042 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:30:42,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:30:42,069 INFO L262 TraceCheckSpWp]: Trace formula consists of 154 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-03 03:30:42,070 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:30:42,354 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 102 proven. 16 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-03 03:30:43,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:30:43,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 775 states to 438 states and 755 transitions. [2023-12-03 03:30:43,427 INFO L276 IsEmpty]: Start isEmpty. Operand 438 states and 755 transitions. [2023-12-03 03:30:43,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2023-12-03 03:30:43,428 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:30:43,428 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:30:43,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:30:43,458 INFO L262 TraceCheckSpWp]: Trace formula consists of 155 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-03 03:30:43,459 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:30:43,733 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 0 proven. 122 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-03 03:30:44,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:30:44,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 796 states to 443 states and 776 transitions. [2023-12-03 03:30:44,436 INFO L276 IsEmpty]: Start isEmpty. Operand 443 states and 776 transitions. [2023-12-03 03:30:44,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2023-12-03 03:30:44,436 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:30:44,436 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:30:44,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:30:44,463 INFO L262 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 10 conjunts are in the unsatisfiable core [2023-12-03 03:30:44,465 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:30:44,721 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 0 proven. 126 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-03 03:30:45,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:30:45,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 818 states to 446 states and 798 transitions. [2023-12-03 03:30:45,756 INFO L276 IsEmpty]: Start isEmpty. Operand 446 states and 798 transitions. [2023-12-03 03:30:45,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2023-12-03 03:30:45,756 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:30:45,757 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:30:45,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:30:45,823 INFO L262 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 12 conjunts are in the unsatisfiable core [2023-12-03 03:30:45,824 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:30:46,269 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 130 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-03 03:30:47,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:30:47,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 820 states to 448 states and 800 transitions. [2023-12-03 03:30:47,002 INFO L276 IsEmpty]: Start isEmpty. Operand 448 states and 800 transitions. [2023-12-03 03:30:47,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2023-12-03 03:30:47,002 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:30:47,002 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:30:47,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:30:47,028 INFO L262 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 12 conjunts are in the unsatisfiable core [2023-12-03 03:30:47,030 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:30:47,202 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 130 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-03 03:30:47,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:30:47,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 826 states to 449 states and 806 transitions. [2023-12-03 03:30:47,782 INFO L276 IsEmpty]: Start isEmpty. Operand 449 states and 806 transitions. [2023-12-03 03:30:47,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2023-12-03 03:30:47,782 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:30:47,782 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:30:47,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:30:47,810 INFO L262 TraceCheckSpWp]: Trace formula consists of 169 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-03 03:30:47,811 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:30:48,085 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 150 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-12-03 03:30:49,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:30:49,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 836 states to 459 states and 816 transitions. [2023-12-03 03:30:49,609 INFO L276 IsEmpty]: Start isEmpty. Operand 459 states and 816 transitions. [2023-12-03 03:30:49,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2023-12-03 03:30:49,609 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:30:49,610 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:30:49,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:30:49,635 INFO L262 TraceCheckSpWp]: Trace formula consists of 170 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-03 03:30:49,636 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:30:49,810 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 0 proven. 154 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-12-03 03:30:52,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:30:52,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 884 states to 476 states and 864 transitions. [2023-12-03 03:30:52,995 INFO L276 IsEmpty]: Start isEmpty. Operand 476 states and 864 transitions. [2023-12-03 03:30:52,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2023-12-03 03:30:52,996 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:30:52,996 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:30:53,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:30:53,023 INFO L262 TraceCheckSpWp]: Trace formula consists of 171 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 03:30:53,024 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:30:53,036 INFO L134 CoverageAnalysis]: Checked inductivity of 166 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 138 trivial. 0 not checked. [2023-12-03 03:30:53,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:30:53,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 886 states to 476 states and 863 transitions. [2023-12-03 03:30:53,426 INFO L276 IsEmpty]: Start isEmpty. Operand 476 states and 863 transitions. [2023-12-03 03:30:53,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2023-12-03 03:30:53,427 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:30:53,427 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:30:53,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:30:53,452 INFO L262 TraceCheckSpWp]: Trace formula consists of 173 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-03 03:30:53,453 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:30:53,785 INFO L134 CoverageAnalysis]: Checked inductivity of 178 backedges. 158 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-12-03 03:30:55,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:30:55,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 907 states to 483 states and 883 transitions. [2023-12-03 03:30:55,797 INFO L276 IsEmpty]: Start isEmpty. Operand 483 states and 883 transitions. [2023-12-03 03:30:55,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2023-12-03 03:30:55,798 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:30:55,798 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:30:55,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:30:55,826 INFO L262 TraceCheckSpWp]: Trace formula consists of 172 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 03:30:55,828 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:30:55,839 INFO L134 CoverageAnalysis]: Checked inductivity of 166 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 142 trivial. 0 not checked. [2023-12-03 03:30:57,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:30:57,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 914 states to 488 states and 890 transitions. [2023-12-03 03:30:57,053 INFO L276 IsEmpty]: Start isEmpty. Operand 488 states and 890 transitions. [2023-12-03 03:30:57,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2023-12-03 03:30:57,053 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:30:57,053 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:30:57,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:30:57,082 INFO L262 TraceCheckSpWp]: Trace formula consists of 174 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-03 03:30:57,083 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:30:57,278 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 0 proven. 162 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-12-03 03:30:59,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:30:59,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 943 states to 498 states and 918 transitions. [2023-12-03 03:30:59,259 INFO L276 IsEmpty]: Start isEmpty. Operand 498 states and 918 transitions. [2023-12-03 03:30:59,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2023-12-03 03:30:59,259 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:30:59,259 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:30:59,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:30:59,289 INFO L262 TraceCheckSpWp]: Trace formula consists of 177 conjuncts, 12 conjunts are in the unsatisfiable core [2023-12-03 03:30:59,291 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:30:59,616 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 166 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-12-03 03:31:01,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:31:01,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 959 states to 507 states and 934 transitions. [2023-12-03 03:31:01,446 INFO L276 IsEmpty]: Start isEmpty. Operand 507 states and 934 transitions. [2023-12-03 03:31:01,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2023-12-03 03:31:01,447 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:31:01,447 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:31:01,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:31:01,475 INFO L262 TraceCheckSpWp]: Trace formula consists of 178 conjuncts, 12 conjunts are in the unsatisfiable core [2023-12-03 03:31:01,477 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:31:01,954 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 0 proven. 170 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-12-03 03:31:03,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:31:03,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 987 states to 518 states and 962 transitions. [2023-12-03 03:31:03,979 INFO L276 IsEmpty]: Start isEmpty. Operand 518 states and 962 transitions. [2023-12-03 03:31:03,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2023-12-03 03:31:03,980 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:31:03,980 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:31:04,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:31:04,012 INFO L262 TraceCheckSpWp]: Trace formula consists of 183 conjuncts, 13 conjunts are in the unsatisfiable core [2023-12-03 03:31:04,013 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:31:04,213 INFO L134 CoverageAnalysis]: Checked inductivity of 205 backedges. 0 proven. 185 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-12-03 03:31:05,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:31:05,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1000 states to 523 states and 975 transitions. [2023-12-03 03:31:05,611 INFO L276 IsEmpty]: Start isEmpty. Operand 523 states and 975 transitions. [2023-12-03 03:31:05,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2023-12-03 03:31:05,612 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:31:05,612 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:31:05,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:31:05,643 INFO L262 TraceCheckSpWp]: Trace formula consists of 184 conjuncts, 13 conjunts are in the unsatisfiable core [2023-12-03 03:31:05,645 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:31:05,990 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 170 proven. 20 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-12-03 03:31:07,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:31:07,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1005 states to 528 states and 980 transitions. [2023-12-03 03:31:07,296 INFO L276 IsEmpty]: Start isEmpty. Operand 528 states and 980 transitions. [2023-12-03 03:31:07,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2023-12-03 03:31:07,296 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:31:07,297 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:31:07,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:31:07,330 INFO L262 TraceCheckSpWp]: Trace formula consists of 185 conjuncts, 13 conjunts are in the unsatisfiable core [2023-12-03 03:31:07,332 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:31:07,770 INFO L134 CoverageAnalysis]: Checked inductivity of 215 backedges. 0 proven. 195 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-12-03 03:31:08,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:31:08,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1031 states to 533 states and 1006 transitions. [2023-12-03 03:31:08,712 INFO L276 IsEmpty]: Start isEmpty. Operand 533 states and 1006 transitions. [2023-12-03 03:31:08,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2023-12-03 03:31:08,713 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:31:08,713 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:31:08,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:31:08,748 INFO L262 TraceCheckSpWp]: Trace formula consists of 186 conjuncts, 12 conjunts are in the unsatisfiable core [2023-12-03 03:31:08,750 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:31:09,067 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 200 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-12-03 03:31:10,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:31:10,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1058 states to 536 states and 1033 transitions. [2023-12-03 03:31:10,327 INFO L276 IsEmpty]: Start isEmpty. Operand 536 states and 1033 transitions. [2023-12-03 03:31:10,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2023-12-03 03:31:10,328 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:31:10,328 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:31:10,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:31:10,358 INFO L262 TraceCheckSpWp]: Trace formula consists of 187 conjuncts, 14 conjunts are in the unsatisfiable core [2023-12-03 03:31:10,360 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:31:10,881 INFO L134 CoverageAnalysis]: Checked inductivity of 225 backedges. 205 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-12-03 03:31:11,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:31:11,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1060 states to 538 states and 1035 transitions. [2023-12-03 03:31:11,826 INFO L276 IsEmpty]: Start isEmpty. Operand 538 states and 1035 transitions. [2023-12-03 03:31:11,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2023-12-03 03:31:11,826 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:31:11,826 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:31:11,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:31:11,856 INFO L262 TraceCheckSpWp]: Trace formula consists of 187 conjuncts, 14 conjunts are in the unsatisfiable core [2023-12-03 03:31:11,857 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:31:12,065 INFO L134 CoverageAnalysis]: Checked inductivity of 225 backedges. 205 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-12-03 03:31:12,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:31:12,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1067 states to 539 states and 1042 transitions. [2023-12-03 03:31:12,735 INFO L276 IsEmpty]: Start isEmpty. Operand 539 states and 1042 transitions. [2023-12-03 03:31:12,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2023-12-03 03:31:12,735 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:31:12,735 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:31:12,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:31:12,762 INFO L262 TraceCheckSpWp]: Trace formula consists of 199 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-03 03:31:12,764 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:31:13,123 INFO L134 CoverageAnalysis]: Checked inductivity of 260 backedges. 230 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-12-03 03:31:14,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:31:14,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1077 states to 549 states and 1052 transitions. [2023-12-03 03:31:14,928 INFO L276 IsEmpty]: Start isEmpty. Operand 549 states and 1052 transitions. [2023-12-03 03:31:14,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2023-12-03 03:31:14,929 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:31:14,929 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:31:14,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:31:14,959 INFO L262 TraceCheckSpWp]: Trace formula consists of 200 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-03 03:31:14,960 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:31:15,176 INFO L134 CoverageAnalysis]: Checked inductivity of 265 backedges. 0 proven. 235 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-12-03 03:31:19,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:31:19,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1130 states to 566 states and 1105 transitions. [2023-12-03 03:31:19,380 INFO L276 IsEmpty]: Start isEmpty. Operand 566 states and 1105 transitions. [2023-12-03 03:31:19,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2023-12-03 03:31:19,381 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:31:19,381 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:31:19,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:31:19,416 INFO L262 TraceCheckSpWp]: Trace formula consists of 201 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 03:31:19,417 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:31:19,431 INFO L134 CoverageAnalysis]: Checked inductivity of 255 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2023-12-03 03:31:19,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:31:19,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1132 states to 566 states and 1104 transitions. [2023-12-03 03:31:19,945 INFO L276 IsEmpty]: Start isEmpty. Operand 566 states and 1104 transitions. [2023-12-03 03:31:19,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2023-12-03 03:31:19,946 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:31:19,946 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:31:19,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:31:19,981 INFO L262 TraceCheckSpWp]: Trace formula consists of 203 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-03 03:31:19,983 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:31:20,499 INFO L134 CoverageAnalysis]: Checked inductivity of 270 backedges. 240 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-12-03 03:31:23,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:31:23,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1155 states to 573 states and 1126 transitions. [2023-12-03 03:31:23,034 INFO L276 IsEmpty]: Start isEmpty. Operand 573 states and 1126 transitions. [2023-12-03 03:31:23,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2023-12-03 03:31:23,035 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:31:23,035 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:31:23,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:31:23,065 INFO L262 TraceCheckSpWp]: Trace formula consists of 202 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 03:31:23,067 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:31:23,079 INFO L134 CoverageAnalysis]: Checked inductivity of 255 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 225 trivial. 0 not checked. [2023-12-03 03:31:24,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:31:24,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1162 states to 578 states and 1133 transitions. [2023-12-03 03:31:24,498 INFO L276 IsEmpty]: Start isEmpty. Operand 578 states and 1133 transitions. [2023-12-03 03:31:24,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2023-12-03 03:31:24,499 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:31:24,499 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:31:24,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:31:24,527 INFO L262 TraceCheckSpWp]: Trace formula consists of 204 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-03 03:31:24,528 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:31:24,863 INFO L134 CoverageAnalysis]: Checked inductivity of 275 backedges. 0 proven. 245 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-12-03 03:31:27,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:31:27,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1194 states to 588 states and 1164 transitions. [2023-12-03 03:31:27,543 INFO L276 IsEmpty]: Start isEmpty. Operand 588 states and 1164 transitions. [2023-12-03 03:31:27,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2023-12-03 03:31:27,543 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:31:27,544 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:31:27,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:31:27,577 INFO L262 TraceCheckSpWp]: Trace formula consists of 207 conjuncts, 14 conjunts are in the unsatisfiable core [2023-12-03 03:31:27,579 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:31:27,989 INFO L134 CoverageAnalysis]: Checked inductivity of 280 backedges. 250 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-12-03 03:31:30,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:31:30,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1211 states to 597 states and 1181 transitions. [2023-12-03 03:31:30,227 INFO L276 IsEmpty]: Start isEmpty. Operand 597 states and 1181 transitions. [2023-12-03 03:31:30,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2023-12-03 03:31:30,227 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:31:30,228 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:31:30,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:31:30,325 INFO L262 TraceCheckSpWp]: Trace formula consists of 208 conjuncts, 14 conjunts are in the unsatisfiable core [2023-12-03 03:31:30,326 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:31:30,912 INFO L134 CoverageAnalysis]: Checked inductivity of 285 backedges. 0 proven. 255 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-12-03 03:31:33,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:31:33,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1242 states to 608 states and 1212 transitions. [2023-12-03 03:31:33,617 INFO L276 IsEmpty]: Start isEmpty. Operand 608 states and 1212 transitions. [2023-12-03 03:31:33,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2023-12-03 03:31:33,617 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:31:33,617 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:31:33,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:31:33,653 INFO L262 TraceCheckSpWp]: Trace formula consists of 213 conjuncts, 15 conjunts are in the unsatisfiable core [2023-12-03 03:31:33,654 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:31:33,890 INFO L134 CoverageAnalysis]: Checked inductivity of 303 backedges. 0 proven. 273 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-12-03 03:31:35,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:31:35,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1256 states to 613 states and 1226 transitions. [2023-12-03 03:31:35,691 INFO L276 IsEmpty]: Start isEmpty. Operand 613 states and 1226 transitions. [2023-12-03 03:31:35,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2023-12-03 03:31:35,692 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:31:35,692 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:31:35,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:31:35,726 INFO L262 TraceCheckSpWp]: Trace formula consists of 214 conjuncts, 15 conjunts are in the unsatisfiable core [2023-12-03 03:31:35,728 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:31:36,162 INFO L134 CoverageAnalysis]: Checked inductivity of 309 backedges. 255 proven. 24 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-12-03 03:31:37,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:31:37,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1261 states to 618 states and 1231 transitions. [2023-12-03 03:31:37,756 INFO L276 IsEmpty]: Start isEmpty. Operand 618 states and 1231 transitions. [2023-12-03 03:31:37,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2023-12-03 03:31:37,756 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:31:37,756 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:31:37,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:31:37,789 INFO L262 TraceCheckSpWp]: Trace formula consists of 215 conjuncts, 15 conjunts are in the unsatisfiable core [2023-12-03 03:31:37,792 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:31:38,198 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 0 proven. 285 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-12-03 03:31:39,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:31:39,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1292 states to 623 states and 1262 transitions. [2023-12-03 03:31:39,312 INFO L276 IsEmpty]: Start isEmpty. Operand 623 states and 1262 transitions. [2023-12-03 03:31:39,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2023-12-03 03:31:39,313 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:31:39,313 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:31:39,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:31:39,360 INFO L262 TraceCheckSpWp]: Trace formula consists of 216 conjuncts, 14 conjunts are in the unsatisfiable core [2023-12-03 03:31:39,361 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:31:39,778 INFO L134 CoverageAnalysis]: Checked inductivity of 321 backedges. 0 proven. 291 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-12-03 03:31:41,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:31:41,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1324 states to 626 states and 1294 transitions. [2023-12-03 03:31:41,417 INFO L276 IsEmpty]: Start isEmpty. Operand 626 states and 1294 transitions. [2023-12-03 03:31:41,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2023-12-03 03:31:41,417 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:31:41,417 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:31:41,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:31:41,454 INFO L262 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 16 conjunts are in the unsatisfiable core [2023-12-03 03:31:41,456 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:31:42,134 INFO L134 CoverageAnalysis]: Checked inductivity of 327 backedges. 297 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-12-03 03:31:43,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:31:43,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1326 states to 628 states and 1296 transitions. [2023-12-03 03:31:43,237 INFO L276 IsEmpty]: Start isEmpty. Operand 628 states and 1296 transitions. [2023-12-03 03:31:43,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2023-12-03 03:31:43,237 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:31:43,238 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:31:43,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:31:43,276 INFO L262 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 16 conjunts are in the unsatisfiable core [2023-12-03 03:31:43,278 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:31:43,565 INFO L134 CoverageAnalysis]: Checked inductivity of 327 backedges. 297 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-12-03 03:31:44,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:31:44,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1334 states to 629 states and 1304 transitions. [2023-12-03 03:31:44,546 INFO L276 IsEmpty]: Start isEmpty. Operand 629 states and 1304 transitions. [2023-12-03 03:31:44,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2023-12-03 03:31:44,548 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:31:44,548 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:31:44,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:31:44,587 INFO L262 TraceCheckSpWp]: Trace formula consists of 229 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-03 03:31:44,589 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:31:45,171 INFO L134 CoverageAnalysis]: Checked inductivity of 369 backedges. 327 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2023-12-03 03:31:47,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:31:47,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1344 states to 639 states and 1314 transitions. [2023-12-03 03:31:47,380 INFO L276 IsEmpty]: Start isEmpty. Operand 639 states and 1314 transitions. [2023-12-03 03:31:47,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2023-12-03 03:31:47,380 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:31:47,380 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:31:47,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:31:47,417 INFO L262 TraceCheckSpWp]: Trace formula consists of 230 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-03 03:31:47,418 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:31:47,677 INFO L134 CoverageAnalysis]: Checked inductivity of 375 backedges. 0 proven. 333 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2023-12-03 03:31:52,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:31:52,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1402 states to 656 states and 1372 transitions. [2023-12-03 03:31:52,506 INFO L276 IsEmpty]: Start isEmpty. Operand 656 states and 1372 transitions. [2023-12-03 03:31:52,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2023-12-03 03:31:52,506 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:31:52,506 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:31:52,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:31:52,544 INFO L262 TraceCheckSpWp]: Trace formula consists of 231 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 03:31:52,545 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:31:52,559 INFO L134 CoverageAnalysis]: Checked inductivity of 363 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 321 trivial. 0 not checked. [2023-12-03 03:31:53,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:31:53,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1404 states to 656 states and 1371 transitions. [2023-12-03 03:31:53,180 INFO L276 IsEmpty]: Start isEmpty. Operand 656 states and 1371 transitions. [2023-12-03 03:31:53,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2023-12-03 03:31:53,180 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:31:53,181 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:31:53,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:31:53,221 INFO L262 TraceCheckSpWp]: Trace formula consists of 233 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-03 03:31:53,222 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:31:53,891 INFO L134 CoverageAnalysis]: Checked inductivity of 381 backedges. 339 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2023-12-03 03:31:56,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:31:56,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1429 states to 663 states and 1395 transitions. [2023-12-03 03:31:56,616 INFO L276 IsEmpty]: Start isEmpty. Operand 663 states and 1395 transitions. [2023-12-03 03:31:56,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2023-12-03 03:31:56,617 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:31:56,617 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:31:56,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:31:56,648 INFO L262 TraceCheckSpWp]: Trace formula consists of 232 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 03:31:56,648 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:31:56,659 INFO L134 CoverageAnalysis]: Checked inductivity of 363 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 327 trivial. 0 not checked. [2023-12-03 03:31:58,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:31:58,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1436 states to 668 states and 1402 transitions. [2023-12-03 03:31:58,290 INFO L276 IsEmpty]: Start isEmpty. Operand 668 states and 1402 transitions. [2023-12-03 03:31:58,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2023-12-03 03:31:58,290 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:31:58,290 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:31:58,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:31:58,324 INFO L262 TraceCheckSpWp]: Trace formula consists of 234 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-03 03:31:58,326 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:31:58,608 INFO L134 CoverageAnalysis]: Checked inductivity of 387 backedges. 0 proven. 345 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2023-12-03 03:32:01,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:32:01,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1471 states to 678 states and 1436 transitions. [2023-12-03 03:32:01,610 INFO L276 IsEmpty]: Start isEmpty. Operand 678 states and 1436 transitions. [2023-12-03 03:32:01,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2023-12-03 03:32:01,611 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:32:01,611 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:32:01,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:32:01,649 INFO L262 TraceCheckSpWp]: Trace formula consists of 237 conjuncts, 16 conjunts are in the unsatisfiable core [2023-12-03 03:32:01,651 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:32:02,240 INFO L134 CoverageAnalysis]: Checked inductivity of 393 backedges. 351 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2023-12-03 03:32:05,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:32:05,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1489 states to 687 states and 1454 transitions. [2023-12-03 03:32:05,238 INFO L276 IsEmpty]: Start isEmpty. Operand 687 states and 1454 transitions. [2023-12-03 03:32:05,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2023-12-03 03:32:05,238 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:32:05,238 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:32:05,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:32:05,279 INFO L262 TraceCheckSpWp]: Trace formula consists of 238 conjuncts, 16 conjunts are in the unsatisfiable core [2023-12-03 03:32:05,280 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:32:06,007 INFO L134 CoverageAnalysis]: Checked inductivity of 399 backedges. 0 proven. 357 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2023-12-03 03:32:09,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:32:09,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1523 states to 698 states and 1488 transitions. [2023-12-03 03:32:09,150 INFO L276 IsEmpty]: Start isEmpty. Operand 698 states and 1488 transitions. [2023-12-03 03:32:09,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2023-12-03 03:32:09,151 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:32:09,151 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:32:09,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:32:09,187 INFO L262 TraceCheckSpWp]: Trace formula consists of 243 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-03 03:32:09,189 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:32:09,466 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 378 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2023-12-03 03:32:11,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:32:11,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1538 states to 703 states and 1503 transitions. [2023-12-03 03:32:11,555 INFO L276 IsEmpty]: Start isEmpty. Operand 703 states and 1503 transitions. [2023-12-03 03:32:11,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2023-12-03 03:32:11,555 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:32:11,556 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:32:11,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:32:11,599 INFO L262 TraceCheckSpWp]: Trace formula consists of 244 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-03 03:32:11,601 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:32:12,105 INFO L134 CoverageAnalysis]: Checked inductivity of 427 backedges. 357 proven. 28 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2023-12-03 03:32:13,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:32:13,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1543 states to 708 states and 1508 transitions. [2023-12-03 03:32:13,985 INFO L276 IsEmpty]: Start isEmpty. Operand 708 states and 1508 transitions. [2023-12-03 03:32:13,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2023-12-03 03:32:13,986 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:32:13,986 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:32:14,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:32:14,031 INFO L262 TraceCheckSpWp]: Trace formula consists of 245 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-03 03:32:14,032 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:32:14,499 INFO L134 CoverageAnalysis]: Checked inductivity of 434 backedges. 0 proven. 392 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2023-12-03 03:32:15,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:32:15,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1579 states to 713 states and 1544 transitions. [2023-12-03 03:32:15,691 INFO L276 IsEmpty]: Start isEmpty. Operand 713 states and 1544 transitions. [2023-12-03 03:32:15,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2023-12-03 03:32:15,691 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:32:15,692 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:32:15,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:32:15,740 INFO L262 TraceCheckSpWp]: Trace formula consists of 246 conjuncts, 16 conjunts are in the unsatisfiable core [2023-12-03 03:32:15,742 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:32:16,220 INFO L134 CoverageAnalysis]: Checked inductivity of 441 backedges. 0 proven. 399 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2023-12-03 03:32:18,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:32:18,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1616 states to 716 states and 1581 transitions. [2023-12-03 03:32:18,087 INFO L276 IsEmpty]: Start isEmpty. Operand 716 states and 1581 transitions. [2023-12-03 03:32:18,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2023-12-03 03:32:18,088 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:32:18,088 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:32:18,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:32:18,123 INFO L262 TraceCheckSpWp]: Trace formula consists of 247 conjuncts, 18 conjunts are in the unsatisfiable core [2023-12-03 03:32:18,124 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:32:18,818 INFO L134 CoverageAnalysis]: Checked inductivity of 448 backedges. 406 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2023-12-03 03:32:20,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:32:20,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1627 states to 719 states and 1592 transitions. [2023-12-03 03:32:20,875 INFO L276 IsEmpty]: Start isEmpty. Operand 719 states and 1592 transitions. [2023-12-03 03:32:20,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2023-12-03 03:32:20,876 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:32:20,876 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:32:20,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:32:20,922 INFO L262 TraceCheckSpWp]: Trace formula consists of 259 conjuncts, 9 conjunts are in the unsatisfiable core [2023-12-03 03:32:20,924 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:32:21,640 INFO L134 CoverageAnalysis]: Checked inductivity of 497 backedges. 441 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2023-12-03 03:32:24,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:32:24,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1637 states to 729 states and 1602 transitions. [2023-12-03 03:32:24,146 INFO L276 IsEmpty]: Start isEmpty. Operand 729 states and 1602 transitions. [2023-12-03 03:32:24,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2023-12-03 03:32:24,146 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:32:24,147 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:32:24,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:32:24,187 INFO L262 TraceCheckSpWp]: Trace formula consists of 260 conjuncts, 9 conjunts are in the unsatisfiable core [2023-12-03 03:32:24,188 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:32:24,600 INFO L134 CoverageAnalysis]: Checked inductivity of 504 backedges. 0 proven. 448 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2023-12-03 03:32:29,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:32:29,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1700 states to 746 states and 1665 transitions. [2023-12-03 03:32:29,812 INFO L276 IsEmpty]: Start isEmpty. Operand 746 states and 1665 transitions. [2023-12-03 03:32:29,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2023-12-03 03:32:29,812 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:32:29,813 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:32:29,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:32:29,854 INFO L262 TraceCheckSpWp]: Trace formula consists of 261 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 03:32:29,855 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:32:29,868 INFO L134 CoverageAnalysis]: Checked inductivity of 490 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 441 trivial. 0 not checked. [2023-12-03 03:32:30,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:32:30,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1702 states to 746 states and 1664 transitions. [2023-12-03 03:32:30,535 INFO L276 IsEmpty]: Start isEmpty. Operand 746 states and 1664 transitions. [2023-12-03 03:32:30,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2023-12-03 03:32:30,536 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:32:30,536 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:32:30,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:32:30,579 INFO L262 TraceCheckSpWp]: Trace formula consists of 263 conjuncts, 9 conjunts are in the unsatisfiable core [2023-12-03 03:32:30,580 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:32:31,484 INFO L134 CoverageAnalysis]: Checked inductivity of 511 backedges. 455 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2023-12-03 03:32:34,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:32:34,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1729 states to 753 states and 1690 transitions. [2023-12-03 03:32:34,595 INFO L276 IsEmpty]: Start isEmpty. Operand 753 states and 1690 transitions. [2023-12-03 03:32:34,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2023-12-03 03:32:34,595 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:32:34,595 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:32:34,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:32:34,637 INFO L262 TraceCheckSpWp]: Trace formula consists of 262 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 03:32:34,638 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:32:34,650 INFO L134 CoverageAnalysis]: Checked inductivity of 490 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 448 trivial. 0 not checked. [2023-12-03 03:32:36,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:32:36,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1736 states to 758 states and 1697 transitions. [2023-12-03 03:32:36,414 INFO L276 IsEmpty]: Start isEmpty. Operand 758 states and 1697 transitions. [2023-12-03 03:32:36,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2023-12-03 03:32:36,414 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:32:36,414 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:32:36,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:32:36,450 INFO L262 TraceCheckSpWp]: Trace formula consists of 264 conjuncts, 9 conjunts are in the unsatisfiable core [2023-12-03 03:32:36,450 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:32:36,755 INFO L134 CoverageAnalysis]: Checked inductivity of 518 backedges. 0 proven. 462 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2023-12-03 03:32:40,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:32:40,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1774 states to 768 states and 1734 transitions. [2023-12-03 03:32:40,089 INFO L276 IsEmpty]: Start isEmpty. Operand 768 states and 1734 transitions. [2023-12-03 03:32:40,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2023-12-03 03:32:40,090 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:32:40,090 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:32:40,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:32:40,142 INFO L262 TraceCheckSpWp]: Trace formula consists of 267 conjuncts, 18 conjunts are in the unsatisfiable core [2023-12-03 03:32:40,144 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:32:40,689 INFO L134 CoverageAnalysis]: Checked inductivity of 525 backedges. 469 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2023-12-03 03:32:43,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:32:43,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1793 states to 777 states and 1753 transitions. [2023-12-03 03:32:43,715 INFO L276 IsEmpty]: Start isEmpty. Operand 777 states and 1753 transitions. [2023-12-03 03:32:43,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2023-12-03 03:32:43,716 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:32:43,716 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:32:43,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:32:43,756 INFO L262 TraceCheckSpWp]: Trace formula consists of 268 conjuncts, 18 conjunts are in the unsatisfiable core [2023-12-03 03:32:43,757 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:32:44,522 INFO L134 CoverageAnalysis]: Checked inductivity of 532 backedges. 0 proven. 476 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2023-12-03 03:32:48,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:32:48,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1830 states to 788 states and 1790 transitions. [2023-12-03 03:32:48,002 INFO L276 IsEmpty]: Start isEmpty. Operand 788 states and 1790 transitions. [2023-12-03 03:32:48,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2023-12-03 03:32:48,003 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:32:48,003 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:32:48,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:32:48,054 INFO L262 TraceCheckSpWp]: Trace formula consists of 273 conjuncts, 19 conjunts are in the unsatisfiable core [2023-12-03 03:32:48,055 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:32:48,496 INFO L134 CoverageAnalysis]: Checked inductivity of 556 backedges. 0 proven. 500 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2023-12-03 03:32:50,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:32:50,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1846 states to 793 states and 1806 transitions. [2023-12-03 03:32:50,786 INFO L276 IsEmpty]: Start isEmpty. Operand 793 states and 1806 transitions. [2023-12-03 03:32:50,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2023-12-03 03:32:50,786 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:32:50,786 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:32:50,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:32:50,829 INFO L262 TraceCheckSpWp]: Trace formula consists of 274 conjuncts, 19 conjunts are in the unsatisfiable core [2023-12-03 03:32:50,830 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:32:51,352 INFO L134 CoverageAnalysis]: Checked inductivity of 564 backedges. 476 proven. 32 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2023-12-03 03:32:53,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:32:53,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1851 states to 798 states and 1811 transitions. [2023-12-03 03:32:53,537 INFO L276 IsEmpty]: Start isEmpty. Operand 798 states and 1811 transitions. [2023-12-03 03:32:53,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2023-12-03 03:32:53,537 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:32:53,538 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:32:53,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:32:53,582 INFO L262 TraceCheckSpWp]: Trace formula consists of 275 conjuncts, 19 conjunts are in the unsatisfiable core [2023-12-03 03:32:53,583 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:32:54,141 INFO L134 CoverageAnalysis]: Checked inductivity of 572 backedges. 0 proven. 516 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2023-12-03 03:32:55,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:32:55,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1892 states to 803 states and 1852 transitions. [2023-12-03 03:32:55,527 INFO L276 IsEmpty]: Start isEmpty. Operand 803 states and 1852 transitions. [2023-12-03 03:32:55,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2023-12-03 03:32:55,528 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:32:55,528 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:32:55,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:32:55,577 INFO L262 TraceCheckSpWp]: Trace formula consists of 276 conjuncts, 18 conjunts are in the unsatisfiable core [2023-12-03 03:32:55,578 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:32:56,124 INFO L134 CoverageAnalysis]: Checked inductivity of 580 backedges. 0 proven. 524 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2023-12-03 03:32:58,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:32:58,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1934 states to 806 states and 1894 transitions. [2023-12-03 03:32:58,228 INFO L276 IsEmpty]: Start isEmpty. Operand 806 states and 1894 transitions. [2023-12-03 03:32:58,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2023-12-03 03:32:58,228 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:32:58,229 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:32:58,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:32:58,269 INFO L262 TraceCheckSpWp]: Trace formula consists of 277 conjuncts, 20 conjunts are in the unsatisfiable core [2023-12-03 03:32:58,270 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:32:59,070 INFO L134 CoverageAnalysis]: Checked inductivity of 588 backedges. 532 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2023-12-03 03:33:00,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:33:00,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1936 states to 808 states and 1896 transitions. [2023-12-03 03:33:00,471 INFO L276 IsEmpty]: Start isEmpty. Operand 808 states and 1896 transitions. [2023-12-03 03:33:00,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2023-12-03 03:33:00,471 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:33:00,471 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:33:00,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:33:00,515 INFO L262 TraceCheckSpWp]: Trace formula consists of 277 conjuncts, 20 conjunts are in the unsatisfiable core [2023-12-03 03:33:00,516 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:33:00,850 INFO L134 CoverageAnalysis]: Checked inductivity of 588 backedges. 532 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2023-12-03 03:33:01,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:33:01,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1946 states to 809 states and 1906 transitions. [2023-12-03 03:33:01,944 INFO L276 IsEmpty]: Start isEmpty. Operand 809 states and 1906 transitions. [2023-12-03 03:33:01,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2023-12-03 03:33:01,944 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:33:01,944 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:33:01,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:33:01,992 INFO L262 TraceCheckSpWp]: Trace formula consists of 289 conjuncts, 10 conjunts are in the unsatisfiable core [2023-12-03 03:33:01,993 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:33:02,843 INFO L134 CoverageAnalysis]: Checked inductivity of 644 backedges. 572 proven. 0 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2023-12-03 03:33:05,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:33:05,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1956 states to 819 states and 1916 transitions. [2023-12-03 03:33:05,850 INFO L276 IsEmpty]: Start isEmpty. Operand 819 states and 1916 transitions. [2023-12-03 03:33:05,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2023-12-03 03:33:05,851 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:33:05,851 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:33:05,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:33:05,897 INFO L262 TraceCheckSpWp]: Trace formula consists of 290 conjuncts, 10 conjunts are in the unsatisfiable core [2023-12-03 03:33:05,898 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:33:06,245 INFO L134 CoverageAnalysis]: Checked inductivity of 652 backedges. 0 proven. 580 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2023-12-03 03:33:12,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:33:12,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2024 states to 836 states and 1984 transitions. [2023-12-03 03:33:12,376 INFO L276 IsEmpty]: Start isEmpty. Operand 836 states and 1984 transitions. [2023-12-03 03:33:12,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2023-12-03 03:33:12,377 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:33:12,377 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:33:12,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:33:12,421 INFO L262 TraceCheckSpWp]: Trace formula consists of 291 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 03:33:12,422 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:33:12,435 INFO L134 CoverageAnalysis]: Checked inductivity of 636 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 580 trivial. 0 not checked. [2023-12-03 03:33:13,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:33:13,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2026 states to 836 states and 1983 transitions. [2023-12-03 03:33:13,102 INFO L276 IsEmpty]: Start isEmpty. Operand 836 states and 1983 transitions. [2023-12-03 03:33:13,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2023-12-03 03:33:13,102 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:33:13,103 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:33:13,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:33:13,142 INFO L262 TraceCheckSpWp]: Trace formula consists of 293 conjuncts, 10 conjunts are in the unsatisfiable core [2023-12-03 03:33:13,143 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:33:14,197 INFO L134 CoverageAnalysis]: Checked inductivity of 660 backedges. 588 proven. 0 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2023-12-03 03:33:17,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:33:17,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2055 states to 843 states and 2011 transitions. [2023-12-03 03:33:17,596 INFO L276 IsEmpty]: Start isEmpty. Operand 843 states and 2011 transitions. [2023-12-03 03:33:17,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2023-12-03 03:33:17,596 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:33:17,596 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:33:17,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:33:17,636 INFO L262 TraceCheckSpWp]: Trace formula consists of 292 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 03:33:17,637 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:33:17,650 INFO L134 CoverageAnalysis]: Checked inductivity of 636 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 588 trivial. 0 not checked. [2023-12-03 03:33:19,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:33:19,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2062 states to 848 states and 2018 transitions. [2023-12-03 03:33:19,716 INFO L276 IsEmpty]: Start isEmpty. Operand 848 states and 2018 transitions. [2023-12-03 03:33:19,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2023-12-03 03:33:19,716 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:33:19,716 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:33:19,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:33:19,770 INFO L262 TraceCheckSpWp]: Trace formula consists of 294 conjuncts, 10 conjunts are in the unsatisfiable core [2023-12-03 03:33:19,771 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:33:20,144 INFO L134 CoverageAnalysis]: Checked inductivity of 668 backedges. 0 proven. 596 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2023-12-03 03:33:24,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:33:24,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2103 states to 858 states and 2058 transitions. [2023-12-03 03:33:24,009 INFO L276 IsEmpty]: Start isEmpty. Operand 858 states and 2058 transitions. [2023-12-03 03:33:24,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2023-12-03 03:33:24,009 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:33:24,010 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:33:24,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:33:24,061 INFO L262 TraceCheckSpWp]: Trace formula consists of 297 conjuncts, 20 conjunts are in the unsatisfiable core [2023-12-03 03:33:24,063 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:33:24,640 INFO L134 CoverageAnalysis]: Checked inductivity of 676 backedges. 604 proven. 0 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2023-12-03 03:33:27,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:33:27,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2123 states to 867 states and 2078 transitions. [2023-12-03 03:33:27,917 INFO L276 IsEmpty]: Start isEmpty. Operand 867 states and 2078 transitions. [2023-12-03 03:33:27,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2023-12-03 03:33:27,918 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:33:27,918 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:33:27,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:33:27,965 INFO L262 TraceCheckSpWp]: Trace formula consists of 298 conjuncts, 20 conjunts are in the unsatisfiable core [2023-12-03 03:33:27,966 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:33:29,001 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 0 proven. 612 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2023-12-03 03:33:32,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:33:32,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2163 states to 878 states and 2118 transitions. [2023-12-03 03:33:32,964 INFO L276 IsEmpty]: Start isEmpty. Operand 878 states and 2118 transitions. [2023-12-03 03:33:32,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2023-12-03 03:33:32,965 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:33:32,965 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:33:33,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:33:33,022 INFO L262 TraceCheckSpWp]: Trace formula consists of 303 conjuncts, 21 conjunts are in the unsatisfiable core [2023-12-03 03:33:33,023 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:33:33,377 INFO L134 CoverageAnalysis]: Checked inductivity of 711 backedges. 0 proven. 639 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2023-12-03 03:33:35,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:33:35,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2180 states to 883 states and 2135 transitions. [2023-12-03 03:33:35,950 INFO L276 IsEmpty]: Start isEmpty. Operand 883 states and 2135 transitions. [2023-12-03 03:33:35,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2023-12-03 03:33:35,951 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:33:35,951 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:33:35,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:33:35,991 INFO L262 TraceCheckSpWp]: Trace formula consists of 304 conjuncts, 21 conjunts are in the unsatisfiable core [2023-12-03 03:33:35,992 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:33:36,757 INFO L134 CoverageAnalysis]: Checked inductivity of 720 backedges. 612 proven. 36 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2023-12-03 03:33:39,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:33:39,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2185 states to 888 states and 2140 transitions. [2023-12-03 03:33:39,356 INFO L276 IsEmpty]: Start isEmpty. Operand 888 states and 2140 transitions. [2023-12-03 03:33:39,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2023-12-03 03:33:39,356 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:33:39,357 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:33:39,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:33:39,403 INFO L262 TraceCheckSpWp]: Trace formula consists of 305 conjuncts, 21 conjunts are in the unsatisfiable core [2023-12-03 03:33:39,405 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:33:39,977 INFO L134 CoverageAnalysis]: Checked inductivity of 729 backedges. 0 proven. 657 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2023-12-03 03:33:41,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:33:41,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2231 states to 893 states and 2186 transitions. [2023-12-03 03:33:41,514 INFO L276 IsEmpty]: Start isEmpty. Operand 893 states and 2186 transitions. [2023-12-03 03:33:41,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2023-12-03 03:33:41,515 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:33:41,515 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:33:41,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:33:41,576 INFO L262 TraceCheckSpWp]: Trace formula consists of 306 conjuncts, 20 conjunts are in the unsatisfiable core [2023-12-03 03:33:41,577 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:33:42,192 INFO L134 CoverageAnalysis]: Checked inductivity of 738 backedges. 0 proven. 666 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2023-12-03 03:33:44,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:33:44,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2278 states to 896 states and 2233 transitions. [2023-12-03 03:33:44,368 INFO L276 IsEmpty]: Start isEmpty. Operand 896 states and 2233 transitions. [2023-12-03 03:33:44,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2023-12-03 03:33:44,369 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:33:44,369 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:33:44,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:33:44,418 INFO L262 TraceCheckSpWp]: Trace formula consists of 307 conjuncts, 22 conjunts are in the unsatisfiable core [2023-12-03 03:33:44,419 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:33:45,489 INFO L134 CoverageAnalysis]: Checked inductivity of 747 backedges. 675 proven. 0 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2023-12-03 03:33:47,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:33:47,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2280 states to 898 states and 2235 transitions. [2023-12-03 03:33:47,022 INFO L276 IsEmpty]: Start isEmpty. Operand 898 states and 2235 transitions. [2023-12-03 03:33:47,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2023-12-03 03:33:47,023 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:33:47,023 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:33:47,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:33:47,071 INFO L262 TraceCheckSpWp]: Trace formula consists of 307 conjuncts, 22 conjunts are in the unsatisfiable core [2023-12-03 03:33:47,073 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:33:47,452 INFO L134 CoverageAnalysis]: Checked inductivity of 747 backedges. 675 proven. 0 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2023-12-03 03:33:48,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:33:48,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2291 states to 899 states and 2246 transitions. [2023-12-03 03:33:48,716 INFO L276 IsEmpty]: Start isEmpty. Operand 899 states and 2246 transitions. [2023-12-03 03:33:48,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2023-12-03 03:33:48,717 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:33:48,717 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:33:48,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:33:48,765 INFO L262 TraceCheckSpWp]: Trace formula consists of 319 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-03 03:33:48,766 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:33:49,848 INFO L134 CoverageAnalysis]: Checked inductivity of 810 backedges. 720 proven. 0 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2023-12-03 03:33:52,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:33:52,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2301 states to 909 states and 2256 transitions. [2023-12-03 03:33:52,979 INFO L276 IsEmpty]: Start isEmpty. Operand 909 states and 2256 transitions. [2023-12-03 03:33:52,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2023-12-03 03:33:52,980 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:33:52,980 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:33:53,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:33:53,024 INFO L262 TraceCheckSpWp]: Trace formula consists of 320 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-03 03:33:53,025 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:33:53,378 INFO L134 CoverageAnalysis]: Checked inductivity of 819 backedges. 0 proven. 729 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2023-12-03 03:33:59,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:33:59,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2374 states to 926 states and 2329 transitions. [2023-12-03 03:33:59,941 INFO L276 IsEmpty]: Start isEmpty. Operand 926 states and 2329 transitions. [2023-12-03 03:33:59,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2023-12-03 03:33:59,942 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:33:59,942 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:33:59,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:33:59,991 INFO L262 TraceCheckSpWp]: Trace formula consists of 321 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 03:33:59,992 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:34:00,005 INFO L134 CoverageAnalysis]: Checked inductivity of 801 backedges. 63 proven. 0 refuted. 0 times theorem prover too weak. 738 trivial. 0 not checked. [2023-12-03 03:34:00,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:34:00,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2376 states to 926 states and 2328 transitions. [2023-12-03 03:34:00,798 INFO L276 IsEmpty]: Start isEmpty. Operand 926 states and 2328 transitions. [2023-12-03 03:34:00,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2023-12-03 03:34:00,799 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:34:00,799 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:34:00,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:34:00,850 INFO L262 TraceCheckSpWp]: Trace formula consists of 323 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-03 03:34:00,851 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:34:02,127 INFO L134 CoverageAnalysis]: Checked inductivity of 828 backedges. 738 proven. 0 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2023-12-03 03:34:06,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:34:06,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2407 states to 933 states and 2358 transitions. [2023-12-03 03:34:06,082 INFO L276 IsEmpty]: Start isEmpty. Operand 933 states and 2358 transitions. [2023-12-03 03:34:06,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2023-12-03 03:34:06,083 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:34:06,083 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:34:06,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:34:06,127 INFO L262 TraceCheckSpWp]: Trace formula consists of 322 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 03:34:06,128 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:34:06,139 INFO L134 CoverageAnalysis]: Checked inductivity of 801 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 747 trivial. 0 not checked. [2023-12-03 03:34:08,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:34:08,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2414 states to 938 states and 2365 transitions. [2023-12-03 03:34:08,206 INFO L276 IsEmpty]: Start isEmpty. Operand 938 states and 2365 transitions. [2023-12-03 03:34:08,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2023-12-03 03:34:08,206 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:34:08,206 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:34:08,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:34:08,251 INFO L262 TraceCheckSpWp]: Trace formula consists of 324 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-03 03:34:08,252 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:34:08,622 INFO L134 CoverageAnalysis]: Checked inductivity of 837 backedges. 0 proven. 747 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2023-12-03 03:34:12,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:34:12,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2458 states to 948 states and 2408 transitions. [2023-12-03 03:34:12,798 INFO L276 IsEmpty]: Start isEmpty. Operand 948 states and 2408 transitions. [2023-12-03 03:34:12,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2023-12-03 03:34:12,799 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:34:12,799 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:34:12,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:34:12,850 INFO L262 TraceCheckSpWp]: Trace formula consists of 327 conjuncts, 22 conjunts are in the unsatisfiable core [2023-12-03 03:34:12,852 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:34:13,609 INFO L134 CoverageAnalysis]: Checked inductivity of 846 backedges. 756 proven. 0 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2023-12-03 03:34:17,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:34:17,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2479 states to 957 states and 2429 transitions. [2023-12-03 03:34:17,124 INFO L276 IsEmpty]: Start isEmpty. Operand 957 states and 2429 transitions. [2023-12-03 03:34:17,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2023-12-03 03:34:17,125 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:34:17,125 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:34:17,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:34:17,181 INFO L262 TraceCheckSpWp]: Trace formula consists of 328 conjuncts, 22 conjunts are in the unsatisfiable core [2023-12-03 03:34:17,183 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:34:18,155 INFO L134 CoverageAnalysis]: Checked inductivity of 855 backedges. 0 proven. 765 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2023-12-03 03:34:22,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:34:22,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2522 states to 968 states and 2472 transitions. [2023-12-03 03:34:22,257 INFO L276 IsEmpty]: Start isEmpty. Operand 968 states and 2472 transitions. [2023-12-03 03:34:22,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2023-12-03 03:34:22,258 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:34:22,258 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:34:22,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:34:22,323 INFO L262 TraceCheckSpWp]: Trace formula consists of 333 conjuncts, 23 conjunts are in the unsatisfiable core [2023-12-03 03:34:22,324 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:34:22,743 INFO L134 CoverageAnalysis]: Checked inductivity of 885 backedges. 0 proven. 795 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2023-12-03 03:34:25,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:34:25,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2540 states to 973 states and 2490 transitions. [2023-12-03 03:34:25,808 INFO L276 IsEmpty]: Start isEmpty. Operand 973 states and 2490 transitions. [2023-12-03 03:34:25,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2023-12-03 03:34:25,808 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:34:25,808 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:34:25,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:34:25,855 INFO L262 TraceCheckSpWp]: Trace formula consists of 334 conjuncts, 23 conjunts are in the unsatisfiable core [2023-12-03 03:34:25,856 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:34:26,443 INFO L134 CoverageAnalysis]: Checked inductivity of 895 backedges. 765 proven. 40 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2023-12-03 03:34:29,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:34:29,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2545 states to 978 states and 2495 transitions. [2023-12-03 03:34:29,441 INFO L276 IsEmpty]: Start isEmpty. Operand 978 states and 2495 transitions. [2023-12-03 03:34:29,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2023-12-03 03:34:29,442 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:34:29,442 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:34:29,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:34:29,497 INFO L262 TraceCheckSpWp]: Trace formula consists of 335 conjuncts, 23 conjunts are in the unsatisfiable core [2023-12-03 03:34:29,499 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:34:30,169 INFO L134 CoverageAnalysis]: Checked inductivity of 905 backedges. 0 proven. 815 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2023-12-03 03:34:31,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:34:31,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2596 states to 983 states and 2546 transitions. [2023-12-03 03:34:31,904 INFO L276 IsEmpty]: Start isEmpty. Operand 983 states and 2546 transitions. [2023-12-03 03:34:31,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2023-12-03 03:34:31,904 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:34:31,904 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:34:31,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:34:31,969 INFO L262 TraceCheckSpWp]: Trace formula consists of 336 conjuncts, 22 conjunts are in the unsatisfiable core [2023-12-03 03:34:31,970 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:34:32,584 INFO L134 CoverageAnalysis]: Checked inductivity of 915 backedges. 0 proven. 825 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2023-12-03 03:34:35,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:34:35,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2648 states to 986 states and 2598 transitions. [2023-12-03 03:34:35,107 INFO L276 IsEmpty]: Start isEmpty. Operand 986 states and 2598 transitions. [2023-12-03 03:34:35,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2023-12-03 03:34:35,108 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:34:35,108 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:34:35,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:34:35,165 INFO L262 TraceCheckSpWp]: Trace formula consists of 337 conjuncts, 24 conjunts are in the unsatisfiable core [2023-12-03 03:34:35,167 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:34:36,360 INFO L134 CoverageAnalysis]: Checked inductivity of 925 backedges. 835 proven. 0 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2023-12-03 03:34:38,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:34:38,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2650 states to 988 states and 2600 transitions. [2023-12-03 03:34:38,136 INFO L276 IsEmpty]: Start isEmpty. Operand 988 states and 2600 transitions. [2023-12-03 03:34:38,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2023-12-03 03:34:38,137 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:34:38,137 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:34:38,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:34:38,181 INFO L262 TraceCheckSpWp]: Trace formula consists of 337 conjuncts, 24 conjunts are in the unsatisfiable core [2023-12-03 03:34:38,183 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:34:38,598 INFO L134 CoverageAnalysis]: Checked inductivity of 925 backedges. 835 proven. 0 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2023-12-03 03:34:40,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:34:40,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2662 states to 989 states and 2612 transitions. [2023-12-03 03:34:40,009 INFO L276 IsEmpty]: Start isEmpty. Operand 989 states and 2612 transitions. [2023-12-03 03:34:40,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2023-12-03 03:34:40,009 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:34:40,010 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:34:40,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:34:40,055 INFO L262 TraceCheckSpWp]: Trace formula consists of 349 conjuncts, 12 conjunts are in the unsatisfiable core [2023-12-03 03:34:40,057 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:34:41,435 INFO L134 CoverageAnalysis]: Checked inductivity of 995 backedges. 885 proven. 0 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2023-12-03 03:34:45,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:34:45,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2672 states to 999 states and 2622 transitions. [2023-12-03 03:34:45,131 INFO L276 IsEmpty]: Start isEmpty. Operand 999 states and 2622 transitions. [2023-12-03 03:34:45,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2023-12-03 03:34:45,131 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:34:45,131 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:34:45,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:34:45,182 INFO L262 TraceCheckSpWp]: Trace formula consists of 350 conjuncts, 12 conjunts are in the unsatisfiable core [2023-12-03 03:34:45,184 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:34:45,584 INFO L134 CoverageAnalysis]: Checked inductivity of 1005 backedges. 0 proven. 895 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2023-12-03 03:34:52,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:34:52,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2750 states to 1016 states and 2700 transitions. [2023-12-03 03:34:52,920 INFO L276 IsEmpty]: Start isEmpty. Operand 1016 states and 2700 transitions. [2023-12-03 03:34:52,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2023-12-03 03:34:52,921 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:34:52,921 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:34:52,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:34:52,969 INFO L262 TraceCheckSpWp]: Trace formula consists of 351 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 03:34:52,970 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:34:52,983 INFO L134 CoverageAnalysis]: Checked inductivity of 985 backedges. 70 proven. 0 refuted. 0 times theorem prover too weak. 915 trivial. 0 not checked. [2023-12-03 03:34:53,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:34:53,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2752 states to 1016 states and 2699 transitions. [2023-12-03 03:34:53,823 INFO L276 IsEmpty]: Start isEmpty. Operand 1016 states and 2699 transitions. [2023-12-03 03:34:53,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2023-12-03 03:34:53,824 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:34:53,824 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:34:53,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:34:53,880 INFO L262 TraceCheckSpWp]: Trace formula consists of 353 conjuncts, 12 conjunts are in the unsatisfiable core [2023-12-03 03:34:53,881 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:34:55,463 INFO L134 CoverageAnalysis]: Checked inductivity of 1015 backedges. 905 proven. 0 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2023-12-03 03:34:59,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:34:59,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2785 states to 1023 states and 2731 transitions. [2023-12-03 03:34:59,882 INFO L276 IsEmpty]: Start isEmpty. Operand 1023 states and 2731 transitions. [2023-12-03 03:34:59,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2023-12-03 03:34:59,883 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:34:59,883 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:34:59,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:34:59,931 INFO L262 TraceCheckSpWp]: Trace formula consists of 352 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 03:34:59,932 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:34:59,944 INFO L134 CoverageAnalysis]: Checked inductivity of 985 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 925 trivial. 0 not checked. [2023-12-03 03:35:02,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:35:02,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2792 states to 1028 states and 2738 transitions. [2023-12-03 03:35:02,492 INFO L276 IsEmpty]: Start isEmpty. Operand 1028 states and 2738 transitions. [2023-12-03 03:35:02,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2023-12-03 03:35:02,493 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:35:02,493 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:35:02,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:35:02,544 INFO L262 TraceCheckSpWp]: Trace formula consists of 354 conjuncts, 12 conjunts are in the unsatisfiable core [2023-12-03 03:35:02,545 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:35:02,943 INFO L134 CoverageAnalysis]: Checked inductivity of 1025 backedges. 0 proven. 915 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2023-12-03 03:35:07,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:35:07,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2839 states to 1038 states and 2784 transitions. [2023-12-03 03:35:07,484 INFO L276 IsEmpty]: Start isEmpty. Operand 1038 states and 2784 transitions. [2023-12-03 03:35:07,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2023-12-03 03:35:07,484 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:35:07,484 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:35:07,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:35:07,667 INFO L262 TraceCheckSpWp]: Trace formula consists of 357 conjuncts, 24 conjunts are in the unsatisfiable core [2023-12-03 03:35:07,669 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:35:08,469 INFO L134 CoverageAnalysis]: Checked inductivity of 1035 backedges. 925 proven. 0 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2023-12-03 03:35:12,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:35:12,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2861 states to 1047 states and 2806 transitions. [2023-12-03 03:35:12,578 INFO L276 IsEmpty]: Start isEmpty. Operand 1047 states and 2806 transitions. [2023-12-03 03:35:12,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2023-12-03 03:35:12,579 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:35:12,579 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:35:12,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:35:12,626 INFO L262 TraceCheckSpWp]: Trace formula consists of 358 conjuncts, 24 conjunts are in the unsatisfiable core [2023-12-03 03:35:12,627 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:35:13,695 INFO L134 CoverageAnalysis]: Checked inductivity of 1045 backedges. 0 proven. 935 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2023-12-03 03:35:18,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:35:18,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2907 states to 1058 states and 2852 transitions. [2023-12-03 03:35:18,642 INFO L276 IsEmpty]: Start isEmpty. Operand 1058 states and 2852 transitions. [2023-12-03 03:35:18,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2023-12-03 03:35:18,642 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:35:18,642 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:35:18,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:35:18,712 INFO L262 TraceCheckSpWp]: Trace formula consists of 363 conjuncts, 25 conjunts are in the unsatisfiable core [2023-12-03 03:35:18,713 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:35:19,183 INFO L134 CoverageAnalysis]: Checked inductivity of 1078 backedges. 0 proven. 968 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2023-12-03 03:35:22,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:35:22,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2926 states to 1063 states and 2871 transitions. [2023-12-03 03:35:22,583 INFO L276 IsEmpty]: Start isEmpty. Operand 1063 states and 2871 transitions. [2023-12-03 03:35:22,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2023-12-03 03:35:22,584 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:35:22,584 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:35:22,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:35:22,642 INFO L262 TraceCheckSpWp]: Trace formula consists of 364 conjuncts, 25 conjunts are in the unsatisfiable core [2023-12-03 03:35:22,643 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:35:23,386 INFO L134 CoverageAnalysis]: Checked inductivity of 1089 backedges. 935 proven. 44 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2023-12-03 03:35:26,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:35:26,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2931 states to 1068 states and 2876 transitions. [2023-12-03 03:35:26,373 INFO L276 IsEmpty]: Start isEmpty. Operand 1068 states and 2876 transitions. [2023-12-03 03:35:26,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2023-12-03 03:35:26,374 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:35:26,374 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:35:26,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:35:26,434 INFO L262 TraceCheckSpWp]: Trace formula consists of 365 conjuncts, 25 conjunts are in the unsatisfiable core [2023-12-03 03:35:26,435 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:35:27,307 INFO L134 CoverageAnalysis]: Checked inductivity of 1100 backedges. 0 proven. 990 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2023-12-03 03:35:29,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:35:29,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2987 states to 1073 states and 2932 transitions. [2023-12-03 03:35:29,279 INFO L276 IsEmpty]: Start isEmpty. Operand 1073 states and 2932 transitions. [2023-12-03 03:35:29,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2023-12-03 03:35:29,280 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:35:29,280 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:35:29,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:35:29,344 INFO L262 TraceCheckSpWp]: Trace formula consists of 366 conjuncts, 24 conjunts are in the unsatisfiable core [2023-12-03 03:35:29,345 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:35:30,091 INFO L134 CoverageAnalysis]: Checked inductivity of 1111 backedges. 0 proven. 1001 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2023-12-03 03:35:32,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:35:32,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3044 states to 1076 states and 2989 transitions. [2023-12-03 03:35:32,937 INFO L276 IsEmpty]: Start isEmpty. Operand 1076 states and 2989 transitions. [2023-12-03 03:35:32,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2023-12-03 03:35:32,937 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:35:32,938 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:35:32,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:35:32,985 INFO L262 TraceCheckSpWp]: Trace formula consists of 367 conjuncts, 26 conjunts are in the unsatisfiable core [2023-12-03 03:35:32,987 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:35:34,166 INFO L134 CoverageAnalysis]: Checked inductivity of 1122 backedges. 1012 proven. 0 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2023-12-03 03:35:36,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:35:36,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3046 states to 1078 states and 2991 transitions. [2023-12-03 03:35:36,096 INFO L276 IsEmpty]: Start isEmpty. Operand 1078 states and 2991 transitions. [2023-12-03 03:35:36,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2023-12-03 03:35:36,096 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:35:36,096 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:35:36,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:35:36,149 INFO L262 TraceCheckSpWp]: Trace formula consists of 367 conjuncts, 26 conjunts are in the unsatisfiable core [2023-12-03 03:35:36,151 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:35:36,660 INFO L134 CoverageAnalysis]: Checked inductivity of 1122 backedges. 1012 proven. 0 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2023-12-03 03:35:38,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:35:38,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3059 states to 1079 states and 3004 transitions. [2023-12-03 03:35:38,243 INFO L276 IsEmpty]: Start isEmpty. Operand 1079 states and 3004 transitions. [2023-12-03 03:35:38,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2023-12-03 03:35:38,244 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:35:38,244 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:35:38,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:35:38,293 INFO L262 TraceCheckSpWp]: Trace formula consists of 379 conjuncts, 13 conjunts are in the unsatisfiable core [2023-12-03 03:35:38,294 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:35:40,101 INFO L134 CoverageAnalysis]: Checked inductivity of 1199 backedges. 1067 proven. 0 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2023-12-03 03:35:44,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:35:44,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3069 states to 1089 states and 3014 transitions. [2023-12-03 03:35:44,292 INFO L276 IsEmpty]: Start isEmpty. Operand 1089 states and 3014 transitions. [2023-12-03 03:35:44,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2023-12-03 03:35:44,292 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:35:44,293 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:35:44,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:35:44,344 INFO L262 TraceCheckSpWp]: Trace formula consists of 380 conjuncts, 13 conjunts are in the unsatisfiable core [2023-12-03 03:35:44,346 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:35:44,784 INFO L134 CoverageAnalysis]: Checked inductivity of 1210 backedges. 0 proven. 1078 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2023-12-03 03:35:53,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:35:53,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3152 states to 1106 states and 3097 transitions. [2023-12-03 03:35:53,080 INFO L276 IsEmpty]: Start isEmpty. Operand 1106 states and 3097 transitions. [2023-12-03 03:35:53,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2023-12-03 03:35:53,081 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:35:53,081 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:35:53,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:35:53,145 INFO L262 TraceCheckSpWp]: Trace formula consists of 381 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 03:35:53,147 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:35:53,165 INFO L134 CoverageAnalysis]: Checked inductivity of 1188 backedges. 77 proven. 0 refuted. 0 times theorem prover too weak. 1111 trivial. 0 not checked. [2023-12-03 03:35:54,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:35:54,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3154 states to 1106 states and 3096 transitions. [2023-12-03 03:35:54,181 INFO L276 IsEmpty]: Start isEmpty. Operand 1106 states and 3096 transitions. [2023-12-03 03:35:54,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2023-12-03 03:35:54,182 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:35:54,182 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:35:54,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:35:54,242 INFO L262 TraceCheckSpWp]: Trace formula consists of 383 conjuncts, 13 conjunts are in the unsatisfiable core [2023-12-03 03:35:54,244 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:35:56,236 INFO L134 CoverageAnalysis]: Checked inductivity of 1221 backedges. 1089 proven. 0 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2023-12-03 03:36:01,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:36:01,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3189 states to 1113 states and 3130 transitions. [2023-12-03 03:36:01,506 INFO L276 IsEmpty]: Start isEmpty. Operand 1113 states and 3130 transitions. [2023-12-03 03:36:01,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 228 [2023-12-03 03:36:01,507 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:36:01,507 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:36:01,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:36:01,567 INFO L262 TraceCheckSpWp]: Trace formula consists of 382 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 03:36:01,568 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:36:01,581 INFO L134 CoverageAnalysis]: Checked inductivity of 1188 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 1122 trivial. 0 not checked. [2023-12-03 03:36:04,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:36:04,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3196 states to 1118 states and 3137 transitions. [2023-12-03 03:36:04,151 INFO L276 IsEmpty]: Start isEmpty. Operand 1118 states and 3137 transitions. [2023-12-03 03:36:04,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 228 [2023-12-03 03:36:04,152 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:36:04,152 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:36:04,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:36:04,207 INFO L262 TraceCheckSpWp]: Trace formula consists of 384 conjuncts, 13 conjunts are in the unsatisfiable core [2023-12-03 03:36:04,208 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:36:04,725 INFO L134 CoverageAnalysis]: Checked inductivity of 1232 backedges. 0 proven. 1100 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2023-12-03 03:36:09,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:36:09,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3246 states to 1128 states and 3186 transitions. [2023-12-03 03:36:09,575 INFO L276 IsEmpty]: Start isEmpty. Operand 1128 states and 3186 transitions. [2023-12-03 03:36:09,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 229 [2023-12-03 03:36:09,576 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:36:09,576 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:36:09,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:36:09,626 INFO L262 TraceCheckSpWp]: Trace formula consists of 387 conjuncts, 26 conjunts are in the unsatisfiable core [2023-12-03 03:36:09,627 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:36:10,367 INFO L134 CoverageAnalysis]: Checked inductivity of 1243 backedges. 1111 proven. 0 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2023-12-03 03:36:14,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:36:14,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3269 states to 1137 states and 3209 transitions. [2023-12-03 03:36:14,841 INFO L276 IsEmpty]: Start isEmpty. Operand 1137 states and 3209 transitions. [2023-12-03 03:36:14,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 230 [2023-12-03 03:36:14,841 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:36:14,841 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:36:14,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:36:14,901 INFO L262 TraceCheckSpWp]: Trace formula consists of 388 conjuncts, 26 conjunts are in the unsatisfiable core [2023-12-03 03:36:14,903 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:36:16,109 INFO L134 CoverageAnalysis]: Checked inductivity of 1254 backedges. 0 proven. 1122 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2023-12-03 03:36:21,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:36:21,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3318 states to 1148 states and 3258 transitions. [2023-12-03 03:36:21,280 INFO L276 IsEmpty]: Start isEmpty. Operand 1148 states and 3258 transitions. [2023-12-03 03:36:21,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2023-12-03 03:36:21,280 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:36:21,281 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:36:21,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:36:21,348 INFO L262 TraceCheckSpWp]: Trace formula consists of 393 conjuncts, 27 conjunts are in the unsatisfiable core [2023-12-03 03:36:21,349 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:36:21,865 INFO L134 CoverageAnalysis]: Checked inductivity of 1290 backedges. 0 proven. 1158 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2023-12-03 03:36:25,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:36:25,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3338 states to 1153 states and 3278 transitions. [2023-12-03 03:36:25,685 INFO L276 IsEmpty]: Start isEmpty. Operand 1153 states and 3278 transitions. [2023-12-03 03:36:25,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 234 [2023-12-03 03:36:25,686 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:36:25,686 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:36:25,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:36:25,748 INFO L262 TraceCheckSpWp]: Trace formula consists of 394 conjuncts, 27 conjunts are in the unsatisfiable core [2023-12-03 03:36:25,749 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:36:26,528 INFO L134 CoverageAnalysis]: Checked inductivity of 1302 backedges. 1122 proven. 48 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2023-12-03 03:36:29,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:36:29,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3343 states to 1158 states and 3283 transitions. [2023-12-03 03:36:29,924 INFO L276 IsEmpty]: Start isEmpty. Operand 1158 states and 3283 transitions. [2023-12-03 03:36:29,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2023-12-03 03:36:29,925 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:36:29,925 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:36:29,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:36:29,986 INFO L262 TraceCheckSpWp]: Trace formula consists of 395 conjuncts, 27 conjunts are in the unsatisfiable core [2023-12-03 03:36:29,988 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:36:30,736 INFO L134 CoverageAnalysis]: Checked inductivity of 1314 backedges. 0 proven. 1182 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2023-12-03 03:36:33,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:36:33,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3404 states to 1163 states and 3344 transitions. [2023-12-03 03:36:33,126 INFO L276 IsEmpty]: Start isEmpty. Operand 1163 states and 3344 transitions. [2023-12-03 03:36:33,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2023-12-03 03:36:33,126 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:36:33,126 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:36:33,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:36:33,192 INFO L262 TraceCheckSpWp]: Trace formula consists of 396 conjuncts, 26 conjunts are in the unsatisfiable core [2023-12-03 03:36:33,194 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:36:33,993 INFO L134 CoverageAnalysis]: Checked inductivity of 1326 backedges. 0 proven. 1194 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2023-12-03 03:36:37,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:36:37,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3466 states to 1166 states and 3406 transitions. [2023-12-03 03:36:37,075 INFO L276 IsEmpty]: Start isEmpty. Operand 1166 states and 3406 transitions. [2023-12-03 03:36:37,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2023-12-03 03:36:37,076 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:36:37,076 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:36:37,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:36:37,136 INFO L262 TraceCheckSpWp]: Trace formula consists of 397 conjuncts, 28 conjunts are in the unsatisfiable core [2023-12-03 03:36:37,138 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:36:38,389 INFO L134 CoverageAnalysis]: Checked inductivity of 1338 backedges. 1206 proven. 0 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2023-12-03 03:36:40,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:36:40,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3468 states to 1168 states and 3408 transitions. [2023-12-03 03:36:40,512 INFO L276 IsEmpty]: Start isEmpty. Operand 1168 states and 3408 transitions. [2023-12-03 03:36:40,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2023-12-03 03:36:40,513 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:36:40,513 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:36:40,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:36:40,570 INFO L262 TraceCheckSpWp]: Trace formula consists of 397 conjuncts, 28 conjunts are in the unsatisfiable core [2023-12-03 03:36:40,572 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:36:41,051 INFO L134 CoverageAnalysis]: Checked inductivity of 1338 backedges. 1206 proven. 0 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2023-12-03 03:36:42,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:36:42,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3482 states to 1169 states and 3422 transitions. [2023-12-03 03:36:42,816 INFO L276 IsEmpty]: Start isEmpty. Operand 1169 states and 3422 transitions. [2023-12-03 03:36:42,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 244 [2023-12-03 03:36:42,817 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:36:42,817 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:36:42,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:36:42,875 INFO L262 TraceCheckSpWp]: Trace formula consists of 409 conjuncts, 14 conjunts are in the unsatisfiable core [2023-12-03 03:36:42,877 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:36:44,867 INFO L134 CoverageAnalysis]: Checked inductivity of 1422 backedges. 1266 proven. 0 refuted. 0 times theorem prover too weak. 156 trivial. 0 not checked. [2023-12-03 03:36:49,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:36:49,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3492 states to 1179 states and 3432 transitions. [2023-12-03 03:36:49,575 INFO L276 IsEmpty]: Start isEmpty. Operand 1179 states and 3432 transitions. [2023-12-03 03:36:49,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 245 [2023-12-03 03:36:49,576 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:36:49,576 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:36:49,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:36:49,639 INFO L262 TraceCheckSpWp]: Trace formula consists of 410 conjuncts, 14 conjunts are in the unsatisfiable core [2023-12-03 03:36:49,640 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:36:50,140 INFO L134 CoverageAnalysis]: Checked inductivity of 1434 backedges. 0 proven. 1278 refuted. 0 times theorem prover too weak. 156 trivial. 0 not checked. [2023-12-03 03:36:59,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:36:59,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3580 states to 1196 states and 3520 transitions. [2023-12-03 03:36:59,128 INFO L276 IsEmpty]: Start isEmpty. Operand 1196 states and 3520 transitions. [2023-12-03 03:36:59,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 246 [2023-12-03 03:36:59,129 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:36:59,129 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:36:59,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:36:59,186 INFO L262 TraceCheckSpWp]: Trace formula consists of 411 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 03:36:59,187 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:36:59,201 INFO L134 CoverageAnalysis]: Checked inductivity of 1410 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 1326 trivial. 0 not checked. [2023-12-03 03:37:00,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:37:00,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3582 states to 1196 states and 3519 transitions. [2023-12-03 03:37:00,216 INFO L276 IsEmpty]: Start isEmpty. Operand 1196 states and 3519 transitions. [2023-12-03 03:37:00,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 246 [2023-12-03 03:37:00,217 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:37:00,217 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:37:00,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:37:00,280 INFO L262 TraceCheckSpWp]: Trace formula consists of 413 conjuncts, 14 conjunts are in the unsatisfiable core [2023-12-03 03:37:00,283 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:37:02,604 INFO L134 CoverageAnalysis]: Checked inductivity of 1446 backedges. 1290 proven. 0 refuted. 0 times theorem prover too weak. 156 trivial. 0 not checked. [2023-12-03 03:37:08,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:37:08,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3619 states to 1203 states and 3555 transitions. [2023-12-03 03:37:08,020 INFO L276 IsEmpty]: Start isEmpty. Operand 1203 states and 3555 transitions. [2023-12-03 03:37:08,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 247 [2023-12-03 03:37:08,021 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:37:08,021 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:37:08,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:37:08,085 INFO L262 TraceCheckSpWp]: Trace formula consists of 412 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 03:37:08,086 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:37:08,099 INFO L134 CoverageAnalysis]: Checked inductivity of 1410 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 1338 trivial. 0 not checked. [2023-12-03 03:37:11,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:37:11,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3626 states to 1208 states and 3562 transitions. [2023-12-03 03:37:11,014 INFO L276 IsEmpty]: Start isEmpty. Operand 1208 states and 3562 transitions. [2023-12-03 03:37:11,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 247 [2023-12-03 03:37:11,014 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:37:11,014 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:37:11,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:37:11,068 INFO L262 TraceCheckSpWp]: Trace formula consists of 414 conjuncts, 14 conjunts are in the unsatisfiable core [2023-12-03 03:37:11,069 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:37:11,599 INFO L134 CoverageAnalysis]: Checked inductivity of 1458 backedges. 0 proven. 1302 refuted. 0 times theorem prover too weak. 156 trivial. 0 not checked. [2023-12-03 03:37:17,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:37:17,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3679 states to 1218 states and 3614 transitions. [2023-12-03 03:37:17,203 INFO L276 IsEmpty]: Start isEmpty. Operand 1218 states and 3614 transitions. [2023-12-03 03:37:17,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 248 [2023-12-03 03:37:17,204 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:37:17,204 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:37:17,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:37:17,264 INFO L262 TraceCheckSpWp]: Trace formula consists of 417 conjuncts, 28 conjunts are in the unsatisfiable core [2023-12-03 03:37:17,267 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:37:18,111 INFO L134 CoverageAnalysis]: Checked inductivity of 1470 backedges. 1314 proven. 0 refuted. 0 times theorem prover too weak. 156 trivial. 0 not checked. [2023-12-03 03:37:22,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:37:22,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3703 states to 1227 states and 3638 transitions. [2023-12-03 03:37:22,927 INFO L276 IsEmpty]: Start isEmpty. Operand 1227 states and 3638 transitions. [2023-12-03 03:37:22,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2023-12-03 03:37:22,928 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:37:22,928 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:37:22,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:37:22,995 INFO L262 TraceCheckSpWp]: Trace formula consists of 418 conjuncts, 28 conjunts are in the unsatisfiable core [2023-12-03 03:37:22,997 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:37:24,489 INFO L134 CoverageAnalysis]: Checked inductivity of 1482 backedges. 0 proven. 1326 refuted. 0 times theorem prover too weak. 156 trivial. 0 not checked. [2023-12-03 03:37:30,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:37:30,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3755 states to 1238 states and 3690 transitions. [2023-12-03 03:37:30,480 INFO L276 IsEmpty]: Start isEmpty. Operand 1238 states and 3690 transitions. [2023-12-03 03:37:30,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 252 [2023-12-03 03:37:30,481 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:37:30,481 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:37:30,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:37:30,548 INFO L262 TraceCheckSpWp]: Trace formula consists of 423 conjuncts, 29 conjunts are in the unsatisfiable core [2023-12-03 03:37:30,549 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:37:31,086 INFO L134 CoverageAnalysis]: Checked inductivity of 1521 backedges. 0 proven. 1365 refuted. 0 times theorem prover too weak. 156 trivial. 0 not checked. [2023-12-03 03:37:35,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:37:35,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3776 states to 1243 states and 3711 transitions. [2023-12-03 03:37:35,163 INFO L276 IsEmpty]: Start isEmpty. Operand 1243 states and 3711 transitions. [2023-12-03 03:37:35,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 253 [2023-12-03 03:37:35,163 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:37:35,164 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:37:35,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:37:35,225 INFO L262 TraceCheckSpWp]: Trace formula consists of 424 conjuncts, 29 conjunts are in the unsatisfiable core [2023-12-03 03:37:35,226 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:37:36,145 INFO L134 CoverageAnalysis]: Checked inductivity of 1534 backedges. 1326 proven. 52 refuted. 0 times theorem prover too weak. 156 trivial. 0 not checked. [2023-12-03 03:37:40,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:37:40,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3781 states to 1248 states and 3716 transitions. [2023-12-03 03:37:40,179 INFO L276 IsEmpty]: Start isEmpty. Operand 1248 states and 3716 transitions. [2023-12-03 03:37:40,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 254 [2023-12-03 03:37:40,180 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:37:40,180 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:37:40,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:37:40,246 INFO L262 TraceCheckSpWp]: Trace formula consists of 425 conjuncts, 29 conjunts are in the unsatisfiable core [2023-12-03 03:37:40,248 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:37:41,137 INFO L134 CoverageAnalysis]: Checked inductivity of 1547 backedges. 0 proven. 1391 refuted. 0 times theorem prover too weak. 156 trivial. 0 not checked. [2023-12-03 03:37:43,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:37:43,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3847 states to 1253 states and 3782 transitions. [2023-12-03 03:37:43,496 INFO L276 IsEmpty]: Start isEmpty. Operand 1253 states and 3782 transitions. [2023-12-03 03:37:43,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 255 [2023-12-03 03:37:43,497 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:37:43,497 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:37:43,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:37:43,578 INFO L262 TraceCheckSpWp]: Trace formula consists of 426 conjuncts, 28 conjunts are in the unsatisfiable core [2023-12-03 03:37:43,580 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:37:44,525 INFO L134 CoverageAnalysis]: Checked inductivity of 1560 backedges. 0 proven. 1404 refuted. 0 times theorem prover too weak. 156 trivial. 0 not checked. [2023-12-03 03:37:48,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:37:48,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3914 states to 1256 states and 3849 transitions. [2023-12-03 03:37:48,263 INFO L276 IsEmpty]: Start isEmpty. Operand 1256 states and 3849 transitions. [2023-12-03 03:37:48,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 256 [2023-12-03 03:37:48,264 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:37:48,264 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:37:48,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:37:48,330 INFO L262 TraceCheckSpWp]: Trace formula consists of 427 conjuncts, 30 conjunts are in the unsatisfiable core [2023-12-03 03:37:48,333 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:37:49,666 INFO L134 CoverageAnalysis]: Checked inductivity of 1573 backedges. 1417 proven. 0 refuted. 0 times theorem prover too weak. 156 trivial. 0 not checked. [2023-12-03 03:37:52,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:37:52,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3916 states to 1258 states and 3851 transitions. [2023-12-03 03:37:52,032 INFO L276 IsEmpty]: Start isEmpty. Operand 1258 states and 3851 transitions. [2023-12-03 03:37:52,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 256 [2023-12-03 03:37:52,033 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:37:52,033 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:37:52,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:37:52,089 INFO L262 TraceCheckSpWp]: Trace formula consists of 427 conjuncts, 30 conjunts are in the unsatisfiable core [2023-12-03 03:37:52,091 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:37:52,621 INFO L134 CoverageAnalysis]: Checked inductivity of 1573 backedges. 1417 proven. 0 refuted. 0 times theorem prover too weak. 156 trivial. 0 not checked. [2023-12-03 03:37:54,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:37:54,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3931 states to 1259 states and 3866 transitions. [2023-12-03 03:37:54,563 INFO L276 IsEmpty]: Start isEmpty. Operand 1259 states and 3866 transitions. [2023-12-03 03:37:54,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 263 [2023-12-03 03:37:54,564 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:37:54,564 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:37:54,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:37:54,624 INFO L262 TraceCheckSpWp]: Trace formula consists of 439 conjuncts, 15 conjunts are in the unsatisfiable core [2023-12-03 03:37:54,626 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:37:57,073 INFO L134 CoverageAnalysis]: Checked inductivity of 1664 backedges. 1482 proven. 0 refuted. 0 times theorem prover too weak. 182 trivial. 0 not checked. [2023-12-03 03:38:01,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:38:01,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3941 states to 1269 states and 3876 transitions. [2023-12-03 03:38:01,841 INFO L276 IsEmpty]: Start isEmpty. Operand 1269 states and 3876 transitions. [2023-12-03 03:38:01,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 264 [2023-12-03 03:38:01,842 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:38:01,842 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:38:01,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:38:01,907 INFO L262 TraceCheckSpWp]: Trace formula consists of 440 conjuncts, 15 conjunts are in the unsatisfiable core [2023-12-03 03:38:01,908 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:38:02,446 INFO L134 CoverageAnalysis]: Checked inductivity of 1677 backedges. 0 proven. 1495 refuted. 0 times theorem prover too weak. 182 trivial. 0 not checked. [2023-12-03 03:38:12,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:38:12,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4034 states to 1286 states and 3969 transitions. [2023-12-03 03:38:12,477 INFO L276 IsEmpty]: Start isEmpty. Operand 1286 states and 3969 transitions. [2023-12-03 03:38:12,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 265 [2023-12-03 03:38:12,478 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:38:12,478 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:38:12,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:38:12,544 INFO L262 TraceCheckSpWp]: Trace formula consists of 441 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 03:38:12,545 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:38:12,559 INFO L134 CoverageAnalysis]: Checked inductivity of 1651 backedges. 91 proven. 0 refuted. 0 times theorem prover too weak. 1560 trivial. 0 not checked. [2023-12-03 03:38:13,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:38:13,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4036 states to 1286 states and 3968 transitions. [2023-12-03 03:38:13,719 INFO L276 IsEmpty]: Start isEmpty. Operand 1286 states and 3968 transitions. [2023-12-03 03:38:13,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 265 [2023-12-03 03:38:13,720 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:38:13,720 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:38:13,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:38:13,790 INFO L262 TraceCheckSpWp]: Trace formula consists of 443 conjuncts, 15 conjunts are in the unsatisfiable core [2023-12-03 03:38:13,791 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:38:16,532 INFO L134 CoverageAnalysis]: Checked inductivity of 1690 backedges. 1508 proven. 0 refuted. 0 times theorem prover too weak. 182 trivial. 0 not checked. [2023-12-03 03:38:22,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:38:22,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4075 states to 1293 states and 4006 transitions. [2023-12-03 03:38:22,396 INFO L276 IsEmpty]: Start isEmpty. Operand 1293 states and 4006 transitions. [2023-12-03 03:38:22,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2023-12-03 03:38:22,397 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:38:22,397 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:38:22,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:38:22,462 INFO L262 TraceCheckSpWp]: Trace formula consists of 442 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 03:38:22,464 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:38:22,477 INFO L134 CoverageAnalysis]: Checked inductivity of 1651 backedges. 78 proven. 0 refuted. 0 times theorem prover too weak. 1573 trivial. 0 not checked. [2023-12-03 03:38:25,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:38:25,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4082 states to 1298 states and 4013 transitions. [2023-12-03 03:38:25,696 INFO L276 IsEmpty]: Start isEmpty. Operand 1298 states and 4013 transitions. [2023-12-03 03:38:25,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2023-12-03 03:38:25,697 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:38:25,697 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:38:25,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:38:25,766 INFO L262 TraceCheckSpWp]: Trace formula consists of 444 conjuncts, 15 conjunts are in the unsatisfiable core [2023-12-03 03:38:25,768 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:38:26,376 INFO L134 CoverageAnalysis]: Checked inductivity of 1703 backedges. 0 proven. 1521 refuted. 0 times theorem prover too weak. 182 trivial. 0 not checked. [2023-12-03 03:38:32,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:38:32,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4138 states to 1308 states and 4068 transitions. [2023-12-03 03:38:32,481 INFO L276 IsEmpty]: Start isEmpty. Operand 1308 states and 4068 transitions. [2023-12-03 03:38:32,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 267 [2023-12-03 03:38:32,482 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:38:32,482 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:38:32,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:38:32,551 INFO L262 TraceCheckSpWp]: Trace formula consists of 447 conjuncts, 30 conjunts are in the unsatisfiable core [2023-12-03 03:38:32,553 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:38:33,700 INFO L134 CoverageAnalysis]: Checked inductivity of 1716 backedges. 1534 proven. 0 refuted. 0 times theorem prover too weak. 182 trivial. 0 not checked. [2023-12-03 03:38:39,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:38:39,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4163 states to 1317 states and 4093 transitions. [2023-12-03 03:38:39,436 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 4093 transitions. [2023-12-03 03:38:39,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 268 [2023-12-03 03:38:39,437 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:38:39,437 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:38:39,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:38:39,495 INFO L262 TraceCheckSpWp]: Trace formula consists of 448 conjuncts, 30 conjunts are in the unsatisfiable core [2023-12-03 03:38:39,497 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:38:41,126 INFO L134 CoverageAnalysis]: Checked inductivity of 1729 backedges. 0 proven. 1547 refuted. 0 times theorem prover too weak. 182 trivial. 0 not checked. [2023-12-03 03:38:47,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:38:47,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4218 states to 1328 states and 4148 transitions. [2023-12-03 03:38:47,486 INFO L276 IsEmpty]: Start isEmpty. Operand 1328 states and 4148 transitions. [2023-12-03 03:38:47,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 271 [2023-12-03 03:38:47,487 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:38:47,487 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:38:47,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:38:47,576 INFO L262 TraceCheckSpWp]: Trace formula consists of 453 conjuncts, 31 conjunts are in the unsatisfiable core [2023-12-03 03:38:47,578 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:38:48,173 INFO L134 CoverageAnalysis]: Checked inductivity of 1771 backedges. 0 proven. 1589 refuted. 0 times theorem prover too weak. 182 trivial. 0 not checked. [2023-12-03 03:38:52,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:38:52,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4240 states to 1333 states and 4170 transitions. [2023-12-03 03:38:52,694 INFO L276 IsEmpty]: Start isEmpty. Operand 1333 states and 4170 transitions. [2023-12-03 03:38:52,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 272 [2023-12-03 03:38:52,695 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:38:52,695 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:38:52,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:38:52,766 INFO L262 TraceCheckSpWp]: Trace formula consists of 454 conjuncts, 31 conjunts are in the unsatisfiable core [2023-12-03 03:38:52,768 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:38:53,670 INFO L134 CoverageAnalysis]: Checked inductivity of 1785 backedges. 1547 proven. 56 refuted. 0 times theorem prover too weak. 182 trivial. 0 not checked. [2023-12-03 03:38:57,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:38:57,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4245 states to 1338 states and 4175 transitions. [2023-12-03 03:38:57,812 INFO L276 IsEmpty]: Start isEmpty. Operand 1338 states and 4175 transitions. [2023-12-03 03:38:57,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 273 [2023-12-03 03:38:57,813 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:38:57,813 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:38:57,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:38:57,882 INFO L262 TraceCheckSpWp]: Trace formula consists of 455 conjuncts, 31 conjunts are in the unsatisfiable core [2023-12-03 03:38:57,884 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:38:58,892 INFO L134 CoverageAnalysis]: Checked inductivity of 1799 backedges. 0 proven. 1617 refuted. 0 times theorem prover too weak. 182 trivial. 0 not checked. [2023-12-03 03:39:01,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:39:01,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4316 states to 1343 states and 4246 transitions. [2023-12-03 03:39:01,533 INFO L276 IsEmpty]: Start isEmpty. Operand 1343 states and 4246 transitions. [2023-12-03 03:39:01,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 274 [2023-12-03 03:39:01,534 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:39:01,534 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:39:01,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:39:01,619 INFO L262 TraceCheckSpWp]: Trace formula consists of 456 conjuncts, 30 conjunts are in the unsatisfiable core [2023-12-03 03:39:01,621 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:39:02,566 INFO L134 CoverageAnalysis]: Checked inductivity of 1813 backedges. 0 proven. 1631 refuted. 0 times theorem prover too weak. 182 trivial. 0 not checked. [2023-12-03 03:39:06,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:39:06,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4388 states to 1346 states and 4318 transitions. [2023-12-03 03:39:06,404 INFO L276 IsEmpty]: Start isEmpty. Operand 1346 states and 4318 transitions. [2023-12-03 03:39:06,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 275 [2023-12-03 03:39:06,405 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:39:06,406 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:39:06,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:39:06,475 INFO L262 TraceCheckSpWp]: Trace formula consists of 457 conjuncts, 32 conjunts are in the unsatisfiable core [2023-12-03 03:39:06,477 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:39:07,906 INFO L134 CoverageAnalysis]: Checked inductivity of 1827 backedges. 1645 proven. 0 refuted. 0 times theorem prover too weak. 182 trivial. 0 not checked. [2023-12-03 03:39:10,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:39:10,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4390 states to 1348 states and 4320 transitions. [2023-12-03 03:39:10,269 INFO L276 IsEmpty]: Start isEmpty. Operand 1348 states and 4320 transitions. [2023-12-03 03:39:10,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 275 [2023-12-03 03:39:10,270 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:39:10,270 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:39:10,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:39:10,342 INFO L262 TraceCheckSpWp]: Trace formula consists of 457 conjuncts, 32 conjunts are in the unsatisfiable core [2023-12-03 03:39:10,344 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:39:10,923 INFO L134 CoverageAnalysis]: Checked inductivity of 1827 backedges. 1645 proven. 0 refuted. 0 times theorem prover too weak. 182 trivial. 0 not checked. [2023-12-03 03:39:13,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:39:13,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4406 states to 1349 states and 4336 transitions. [2023-12-03 03:39:13,064 INFO L276 IsEmpty]: Start isEmpty. Operand 1349 states and 4336 transitions. [2023-12-03 03:39:13,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 282 [2023-12-03 03:39:13,065 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:39:13,065 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:39:13,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:39:13,138 INFO L262 TraceCheckSpWp]: Trace formula consists of 469 conjuncts, 16 conjunts are in the unsatisfiable core [2023-12-03 03:39:13,139 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:39:15,760 INFO L134 CoverageAnalysis]: Checked inductivity of 1925 backedges. 1715 proven. 0 refuted. 0 times theorem prover too weak. 210 trivial. 0 not checked. [2023-12-03 03:39:21,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:39:21,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4416 states to 1359 states and 4346 transitions. [2023-12-03 03:39:21,359 INFO L276 IsEmpty]: Start isEmpty. Operand 1359 states and 4346 transitions. [2023-12-03 03:39:21,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 283 [2023-12-03 03:39:21,360 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:39:21,360 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:39:21,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:39:21,442 INFO L262 TraceCheckSpWp]: Trace formula consists of 470 conjuncts, 16 conjunts are in the unsatisfiable core [2023-12-03 03:39:21,443 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:39:22,073 INFO L134 CoverageAnalysis]: Checked inductivity of 1939 backedges. 0 proven. 1729 refuted. 0 times theorem prover too weak. 210 trivial. 0 not checked. [2023-12-03 03:39:32,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:39:32,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4514 states to 1376 states and 4444 transitions. [2023-12-03 03:39:32,818 INFO L276 IsEmpty]: Start isEmpty. Operand 1376 states and 4444 transitions. [2023-12-03 03:39:32,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 284 [2023-12-03 03:39:32,819 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:39:32,819 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:39:32,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:39:32,883 INFO L262 TraceCheckSpWp]: Trace formula consists of 471 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 03:39:32,884 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:39:32,899 INFO L134 CoverageAnalysis]: Checked inductivity of 1911 backedges. 98 proven. 0 refuted. 0 times theorem prover too weak. 1813 trivial. 0 not checked. [2023-12-03 03:39:34,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:39:34,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4516 states to 1376 states and 4443 transitions. [2023-12-03 03:39:34,274 INFO L276 IsEmpty]: Start isEmpty. Operand 1376 states and 4443 transitions. [2023-12-03 03:39:34,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 284 [2023-12-03 03:39:34,274 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:39:34,275 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:39:34,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:39:34,340 INFO L262 TraceCheckSpWp]: Trace formula consists of 473 conjuncts, 16 conjunts are in the unsatisfiable core [2023-12-03 03:39:34,341 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:39:37,594 INFO L134 CoverageAnalysis]: Checked inductivity of 1953 backedges. 1743 proven. 0 refuted. 0 times theorem prover too weak. 210 trivial. 0 not checked. [2023-12-03 03:39:44,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:39:44,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4557 states to 1383 states and 4483 transitions. [2023-12-03 03:39:44,392 INFO L276 IsEmpty]: Start isEmpty. Operand 1383 states and 4483 transitions. [2023-12-03 03:39:44,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 285 [2023-12-03 03:39:44,393 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:39:44,393 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:39:44,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:39:44,463 INFO L262 TraceCheckSpWp]: Trace formula consists of 472 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 03:39:44,464 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:39:44,477 INFO L134 CoverageAnalysis]: Checked inductivity of 1911 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 1827 trivial. 0 not checked. [2023-12-03 03:39:47,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:39:47,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4564 states to 1388 states and 4490 transitions. [2023-12-03 03:39:47,706 INFO L276 IsEmpty]: Start isEmpty. Operand 1388 states and 4490 transitions. [2023-12-03 03:39:47,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 285 [2023-12-03 03:39:47,707 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:39:47,707 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:39:47,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:39:47,780 INFO L262 TraceCheckSpWp]: Trace formula consists of 474 conjuncts, 16 conjunts are in the unsatisfiable core [2023-12-03 03:39:47,781 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:39:48,383 INFO L134 CoverageAnalysis]: Checked inductivity of 1967 backedges. 0 proven. 1757 refuted. 0 times theorem prover too weak. 210 trivial. 0 not checked. [2023-12-03 03:39:54,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:39:54,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4623 states to 1398 states and 4548 transitions. [2023-12-03 03:39:54,996 INFO L276 IsEmpty]: Start isEmpty. Operand 1398 states and 4548 transitions. [2023-12-03 03:39:54,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 286 [2023-12-03 03:39:54,997 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:39:54,997 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:39:55,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:39:55,063 INFO L262 TraceCheckSpWp]: Trace formula consists of 477 conjuncts, 32 conjunts are in the unsatisfiable core [2023-12-03 03:39:55,065 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:39:56,144 INFO L134 CoverageAnalysis]: Checked inductivity of 1981 backedges. 1771 proven. 0 refuted. 0 times theorem prover too weak. 210 trivial. 0 not checked. [2023-12-03 03:40:02,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:40:02,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4649 states to 1407 states and 4574 transitions. [2023-12-03 03:40:02,091 INFO L276 IsEmpty]: Start isEmpty. Operand 1407 states and 4574 transitions. [2023-12-03 03:40:02,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 287 [2023-12-03 03:40:02,092 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:40:02,092 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:40:02,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:40:02,164 INFO L262 TraceCheckSpWp]: Trace formula consists of 478 conjuncts, 32 conjunts are in the unsatisfiable core [2023-12-03 03:40:02,167 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:40:03,728 INFO L134 CoverageAnalysis]: Checked inductivity of 1995 backedges. 0 proven. 1785 refuted. 0 times theorem prover too weak. 210 trivial. 0 not checked. [2023-12-03 03:40:10,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:40:10,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4707 states to 1418 states and 4632 transitions. [2023-12-03 03:40:10,913 INFO L276 IsEmpty]: Start isEmpty. Operand 1418 states and 4632 transitions. [2023-12-03 03:40:10,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 290 [2023-12-03 03:40:10,914 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:40:10,914 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:40:10,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:40:10,997 INFO L262 TraceCheckSpWp]: Trace formula consists of 483 conjuncts, 33 conjunts are in the unsatisfiable core [2023-12-03 03:40:10,999 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:40:11,653 INFO L134 CoverageAnalysis]: Checked inductivity of 2040 backedges. 0 proven. 1830 refuted. 0 times theorem prover too weak. 210 trivial. 0 not checked. [2023-12-03 03:40:16,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:40:16,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4730 states to 1423 states and 4655 transitions. [2023-12-03 03:40:16,679 INFO L276 IsEmpty]: Start isEmpty. Operand 1423 states and 4655 transitions. [2023-12-03 03:40:16,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 291 [2023-12-03 03:40:16,680 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:40:16,680 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:40:16,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:40:16,754 INFO L262 TraceCheckSpWp]: Trace formula consists of 484 conjuncts, 33 conjunts are in the unsatisfiable core [2023-12-03 03:40:16,756 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:40:17,775 INFO L134 CoverageAnalysis]: Checked inductivity of 2055 backedges. 1785 proven. 60 refuted. 0 times theorem prover too weak. 210 trivial. 0 not checked. [2023-12-03 03:40:22,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:40:22,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4735 states to 1428 states and 4660 transitions. [2023-12-03 03:40:22,499 INFO L276 IsEmpty]: Start isEmpty. Operand 1428 states and 4660 transitions. [2023-12-03 03:40:22,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 292 [2023-12-03 03:40:22,500 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:40:22,500 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:40:22,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:40:22,569 INFO L262 TraceCheckSpWp]: Trace formula consists of 485 conjuncts, 33 conjunts are in the unsatisfiable core [2023-12-03 03:40:22,571 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:40:23,565 INFO L134 CoverageAnalysis]: Checked inductivity of 2070 backedges. 0 proven. 1860 refuted. 0 times theorem prover too weak. 210 trivial. 0 not checked. [2023-12-03 03:40:26,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:40:26,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4811 states to 1433 states and 4736 transitions. [2023-12-03 03:40:26,393 INFO L276 IsEmpty]: Start isEmpty. Operand 1433 states and 4736 transitions. [2023-12-03 03:40:26,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 293 [2023-12-03 03:40:26,394 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:40:26,394 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:40:26,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:40:26,477 INFO L262 TraceCheckSpWp]: Trace formula consists of 486 conjuncts, 32 conjunts are in the unsatisfiable core [2023-12-03 03:40:26,479 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:40:27,477 INFO L134 CoverageAnalysis]: Checked inductivity of 2085 backedges. 0 proven. 1875 refuted. 0 times theorem prover too weak. 210 trivial. 0 not checked. [2023-12-03 03:40:31,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:40:31,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4888 states to 1436 states and 4813 transitions. [2023-12-03 03:40:31,288 INFO L276 IsEmpty]: Start isEmpty. Operand 1436 states and 4813 transitions. [2023-12-03 03:40:31,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 294 [2023-12-03 03:40:31,289 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:40:31,289 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:40:31,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:40:31,364 INFO L262 TraceCheckSpWp]: Trace formula consists of 487 conjuncts, 34 conjunts are in the unsatisfiable core [2023-12-03 03:40:31,366 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:40:33,126 INFO L134 CoverageAnalysis]: Checked inductivity of 2100 backedges. 1890 proven. 0 refuted. 0 times theorem prover too weak. 210 trivial. 0 not checked. [2023-12-03 03:40:35,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:40:35,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4890 states to 1438 states and 4815 transitions. [2023-12-03 03:40:35,852 INFO L276 IsEmpty]: Start isEmpty. Operand 1438 states and 4815 transitions. [2023-12-03 03:40:35,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 294 [2023-12-03 03:40:35,853 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:40:35,853 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:40:35,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:40:35,922 INFO L262 TraceCheckSpWp]: Trace formula consists of 487 conjuncts, 34 conjunts are in the unsatisfiable core [2023-12-03 03:40:35,924 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:40:36,538 INFO L134 CoverageAnalysis]: Checked inductivity of 2100 backedges. 1890 proven. 0 refuted. 0 times theorem prover too weak. 210 trivial. 0 not checked. [2023-12-03 03:40:38,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:40:38,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4907 states to 1439 states and 4832 transitions. [2023-12-03 03:40:38,819 INFO L276 IsEmpty]: Start isEmpty. Operand 1439 states and 4832 transitions. [2023-12-03 03:40:38,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 301 [2023-12-03 03:40:38,820 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:40:38,820 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:40:38,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:40:38,891 INFO L262 TraceCheckSpWp]: Trace formula consists of 499 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-03 03:40:38,892 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:40:42,204 INFO L134 CoverageAnalysis]: Checked inductivity of 2205 backedges. 1965 proven. 0 refuted. 0 times theorem prover too weak. 240 trivial. 0 not checked. [2023-12-03 03:40:48,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:40:48,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4917 states to 1449 states and 4842 transitions. [2023-12-03 03:40:48,002 INFO L276 IsEmpty]: Start isEmpty. Operand 1449 states and 4842 transitions. [2023-12-03 03:40:48,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 302 [2023-12-03 03:40:48,003 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:40:48,003 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:40:48,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:40:48,076 INFO L262 TraceCheckSpWp]: Trace formula consists of 500 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-03 03:40:48,077 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:40:48,692 INFO L134 CoverageAnalysis]: Checked inductivity of 2220 backedges. 0 proven. 1980 refuted. 0 times theorem prover too weak. 240 trivial. 0 not checked. [2023-12-03 03:40:59,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:40:59,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5020 states to 1466 states and 4945 transitions. [2023-12-03 03:40:59,962 INFO L276 IsEmpty]: Start isEmpty. Operand 1466 states and 4945 transitions. [2023-12-03 03:40:59,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 303 [2023-12-03 03:40:59,963 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:40:59,963 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:41:00,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:41:00,029 INFO L262 TraceCheckSpWp]: Trace formula consists of 501 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 03:41:00,031 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:41:00,046 INFO L134 CoverageAnalysis]: Checked inductivity of 2190 backedges. 105 proven. 0 refuted. 0 times theorem prover too weak. 2085 trivial. 0 not checked. [2023-12-03 03:41:01,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:41:01,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5022 states to 1466 states and 4944 transitions. [2023-12-03 03:41:01,426 INFO L276 IsEmpty]: Start isEmpty. Operand 1466 states and 4944 transitions. [2023-12-03 03:41:01,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 303 [2023-12-03 03:41:01,427 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:41:01,427 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:41:01,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:41:01,504 INFO L262 TraceCheckSpWp]: Trace formula consists of 503 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-03 03:41:01,507 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:41:04,989 INFO L134 CoverageAnalysis]: Checked inductivity of 2235 backedges. 1995 proven. 0 refuted. 0 times theorem prover too weak. 240 trivial. 0 not checked. [2023-12-03 03:41:11,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:41:11,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5065 states to 1473 states and 4986 transitions. [2023-12-03 03:41:11,983 INFO L276 IsEmpty]: Start isEmpty. Operand 1473 states and 4986 transitions. [2023-12-03 03:41:11,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 304 [2023-12-03 03:41:11,984 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:41:11,984 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:41:12,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:41:12,059 INFO L262 TraceCheckSpWp]: Trace formula consists of 502 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 03:41:12,060 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:41:12,074 INFO L134 CoverageAnalysis]: Checked inductivity of 2190 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 2100 trivial. 0 not checked. [2023-12-03 03:41:15,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:41:15,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5072 states to 1478 states and 4993 transitions. [2023-12-03 03:41:15,712 INFO L276 IsEmpty]: Start isEmpty. Operand 1478 states and 4993 transitions. [2023-12-03 03:41:15,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 304 [2023-12-03 03:41:15,713 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:41:15,713 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:41:15,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:41:15,790 INFO L262 TraceCheckSpWp]: Trace formula consists of 504 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-03 03:41:15,792 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:41:16,478 INFO L134 CoverageAnalysis]: Checked inductivity of 2250 backedges. 0 proven. 2010 refuted. 0 times theorem prover too weak. 240 trivial. 0 not checked. [2023-12-03 03:41:23,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:41:23,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5134 states to 1488 states and 5054 transitions. [2023-12-03 03:41:23,185 INFO L276 IsEmpty]: Start isEmpty. Operand 1488 states and 5054 transitions. [2023-12-03 03:41:23,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 305 [2023-12-03 03:41:23,186 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:41:23,186 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:41:23,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:41:23,256 INFO L262 TraceCheckSpWp]: Trace formula consists of 507 conjuncts, 34 conjunts are in the unsatisfiable core [2023-12-03 03:41:23,258 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:41:24,312 INFO L134 CoverageAnalysis]: Checked inductivity of 2265 backedges. 2025 proven. 0 refuted. 0 times theorem prover too weak. 240 trivial. 0 not checked. [2023-12-03 03:41:30,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:41:30,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5161 states to 1497 states and 5081 transitions. [2023-12-03 03:41:30,849 INFO L276 IsEmpty]: Start isEmpty. Operand 1497 states and 5081 transitions. [2023-12-03 03:41:30,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 306 [2023-12-03 03:41:30,850 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:41:30,850 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:41:30,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:41:30,923 INFO L262 TraceCheckSpWp]: Trace formula consists of 508 conjuncts, 34 conjunts are in the unsatisfiable core [2023-12-03 03:41:30,925 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:41:32,572 INFO L134 CoverageAnalysis]: Checked inductivity of 2280 backedges. 0 proven. 2040 refuted. 0 times theorem prover too weak. 240 trivial. 0 not checked. [2023-12-03 03:41:40,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:41:40,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5222 states to 1508 states and 5142 transitions. [2023-12-03 03:41:40,433 INFO L276 IsEmpty]: Start isEmpty. Operand 1508 states and 5142 transitions. [2023-12-03 03:41:40,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 309 [2023-12-03 03:41:40,434 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:41:40,434 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:41:40,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:41:40,522 INFO L262 TraceCheckSpWp]: Trace formula consists of 513 conjuncts, 35 conjunts are in the unsatisfiable core [2023-12-03 03:41:40,524 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:41:41,260 INFO L134 CoverageAnalysis]: Checked inductivity of 2328 backedges. 0 proven. 2088 refuted. 0 times theorem prover too weak. 240 trivial. 0 not checked. [2023-12-03 03:41:46,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:41:46,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5246 states to 1513 states and 5166 transitions. [2023-12-03 03:41:46,665 INFO L276 IsEmpty]: Start isEmpty. Operand 1513 states and 5166 transitions. [2023-12-03 03:41:46,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 310 [2023-12-03 03:41:46,666 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:41:46,666 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:41:46,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:41:46,744 INFO L262 TraceCheckSpWp]: Trace formula consists of 514 conjuncts, 35 conjunts are in the unsatisfiable core [2023-12-03 03:41:46,746 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:41:47,814 INFO L134 CoverageAnalysis]: Checked inductivity of 2344 backedges. 2040 proven. 64 refuted. 0 times theorem prover too weak. 240 trivial. 0 not checked. [2023-12-03 03:41:52,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:41:52,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5251 states to 1518 states and 5171 transitions. [2023-12-03 03:41:52,709 INFO L276 IsEmpty]: Start isEmpty. Operand 1518 states and 5171 transitions. [2023-12-03 03:41:52,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 311 [2023-12-03 03:41:52,710 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:41:52,710 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:41:52,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:41:52,791 INFO L262 TraceCheckSpWp]: Trace formula consists of 515 conjuncts, 35 conjunts are in the unsatisfiable core [2023-12-03 03:41:52,794 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:41:54,147 INFO L134 CoverageAnalysis]: Checked inductivity of 2360 backedges. 0 proven. 2120 refuted. 0 times theorem prover too weak. 240 trivial. 0 not checked. [2023-12-03 03:41:57,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:41:57,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5332 states to 1523 states and 5252 transitions. [2023-12-03 03:41:57,150 INFO L276 IsEmpty]: Start isEmpty. Operand 1523 states and 5252 transitions. [2023-12-03 03:41:57,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 312 [2023-12-03 03:41:57,151 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:41:57,151 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:41:57,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:41:57,248 INFO L262 TraceCheckSpWp]: Trace formula consists of 516 conjuncts, 34 conjunts are in the unsatisfiable core [2023-12-03 03:41:57,250 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:41:58,502 INFO L134 CoverageAnalysis]: Checked inductivity of 2376 backedges. 0 proven. 2136 refuted. 0 times theorem prover too weak. 240 trivial. 0 not checked. [2023-12-03 03:42:02,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:42:02,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5414 states to 1526 states and 5334 transitions. [2023-12-03 03:42:02,627 INFO L276 IsEmpty]: Start isEmpty. Operand 1526 states and 5334 transitions. [2023-12-03 03:42:02,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 313 [2023-12-03 03:42:02,741 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:42:02,741 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:42:02,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:42:02,850 INFO L262 TraceCheckSpWp]: Trace formula consists of 517 conjuncts, 36 conjunts are in the unsatisfiable core [2023-12-03 03:42:02,852 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:42:04,574 INFO L134 CoverageAnalysis]: Checked inductivity of 2392 backedges. 2152 proven. 0 refuted. 0 times theorem prover too weak. 240 trivial. 0 not checked. [2023-12-03 03:42:07,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:42:07,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5416 states to 1528 states and 5336 transitions. [2023-12-03 03:42:07,714 INFO L276 IsEmpty]: Start isEmpty. Operand 1528 states and 5336 transitions. [2023-12-03 03:42:07,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 313 [2023-12-03 03:42:07,715 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:42:07,715 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:42:07,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:42:07,799 INFO L262 TraceCheckSpWp]: Trace formula consists of 517 conjuncts, 36 conjunts are in the unsatisfiable core [2023-12-03 03:42:07,801 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:42:08,444 INFO L134 CoverageAnalysis]: Checked inductivity of 2392 backedges. 2152 proven. 0 refuted. 0 times theorem prover too weak. 240 trivial. 0 not checked. [2023-12-03 03:42:10,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:42:10,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5434 states to 1529 states and 5354 transitions. [2023-12-03 03:42:10,927 INFO L276 IsEmpty]: Start isEmpty. Operand 1529 states and 5354 transitions. [2023-12-03 03:42:10,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 320 [2023-12-03 03:42:10,928 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:42:10,928 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:42:11,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:42:11,016 INFO L262 TraceCheckSpWp]: Trace formula consists of 529 conjuncts, 18 conjunts are in the unsatisfiable core [2023-12-03 03:42:11,018 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:42:14,819 INFO L134 CoverageAnalysis]: Checked inductivity of 2504 backedges. 2232 proven. 0 refuted. 0 times theorem prover too weak. 272 trivial. 0 not checked. [2023-12-03 03:42:20,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:42:20,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5444 states to 1539 states and 5364 transitions. [2023-12-03 03:42:20,945 INFO L276 IsEmpty]: Start isEmpty. Operand 1539 states and 5364 transitions. [2023-12-03 03:42:20,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 321 [2023-12-03 03:42:20,946 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:42:20,946 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:42:21,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:42:21,019 INFO L262 TraceCheckSpWp]: Trace formula consists of 530 conjuncts, 18 conjunts are in the unsatisfiable core [2023-12-03 03:42:21,021 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:42:21,719 INFO L134 CoverageAnalysis]: Checked inductivity of 2520 backedges. 0 proven. 2248 refuted. 0 times theorem prover too weak. 272 trivial. 0 not checked. [2023-12-03 03:42:34,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:42:34,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5552 states to 1556 states and 5472 transitions. [2023-12-03 03:42:34,621 INFO L276 IsEmpty]: Start isEmpty. Operand 1556 states and 5472 transitions. [2023-12-03 03:42:34,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 322 [2023-12-03 03:42:34,622 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:42:34,622 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:42:34,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:42:34,703 INFO L262 TraceCheckSpWp]: Trace formula consists of 531 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 03:42:34,704 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:42:34,720 INFO L134 CoverageAnalysis]: Checked inductivity of 2488 backedges. 112 proven. 0 refuted. 0 times theorem prover too weak. 2376 trivial. 0 not checked. [2023-12-03 03:42:36,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:42:36,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5554 states to 1556 states and 5471 transitions. [2023-12-03 03:42:36,351 INFO L276 IsEmpty]: Start isEmpty. Operand 1556 states and 5471 transitions. [2023-12-03 03:42:36,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 322 [2023-12-03 03:42:36,353 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:42:36,353 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:42:36,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:42:36,435 INFO L262 TraceCheckSpWp]: Trace formula consists of 533 conjuncts, 18 conjunts are in the unsatisfiable core [2023-12-03 03:42:36,437 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:42:40,727 INFO L134 CoverageAnalysis]: Checked inductivity of 2536 backedges. 2264 proven. 0 refuted. 0 times theorem prover too weak. 272 trivial. 0 not checked. [2023-12-03 03:42:48,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:42:48,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5599 states to 1563 states and 5515 transitions. [2023-12-03 03:42:48,403 INFO L276 IsEmpty]: Start isEmpty. Operand 1563 states and 5515 transitions. [2023-12-03 03:42:48,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 323 [2023-12-03 03:42:48,404 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:42:48,404 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:42:48,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:42:48,481 INFO L262 TraceCheckSpWp]: Trace formula consists of 532 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 03:42:48,482 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:42:48,497 INFO L134 CoverageAnalysis]: Checked inductivity of 2488 backedges. 96 proven. 0 refuted. 0 times theorem prover too weak. 2392 trivial. 0 not checked.