./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench/egcd2-ll.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_6b48641a-cc30-4f77-94eb-bcc5c5ef4701/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b48641a-cc30-4f77-94eb-bcc5c5ef4701/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_6b48641a-cc30-4f77-94eb-bcc5c5ef4701/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b48641a-cc30-4f77-94eb-bcc5c5ef4701/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench/egcd2-ll.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b48641a-cc30-4f77-94eb-bcc5c5ef4701/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_6b48641a-cc30-4f77-94eb-bcc5c5ef4701/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 ed6536c9cb0e4b2be9a327fc4a25c6bfba6e98b1dfb78e314dd25bca8cbdb087 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 22:09:20,651 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 22:09:20,728 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b48641a-cc30-4f77-94eb-bcc5c5ef4701/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-12-02 22:09:20,734 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 22:09:20,735 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-02 22:09:20,770 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 22:09:20,771 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 22:09:20,771 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-02 22:09:20,772 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 22:09:20,773 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 22:09:20,773 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 22:09:20,774 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 22:09:20,774 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 22:09:20,774 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 22:09:20,775 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 22:09:20,775 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 22:09:20,776 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 22:09:20,776 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 22:09:20,777 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 22:09:20,777 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-02 22:09:20,778 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-02 22:09:20,779 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 22:09:20,779 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 22:09:20,779 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 22:09:20,780 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 22:09:20,780 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 22:09:20,781 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 22:09:20,781 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 22:09:20,782 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 22:09:20,782 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 22:09:20,782 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 22:09:20,783 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 22:09:20,783 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-02 22:09:20,784 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 22:09:20,784 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 22:09:20,784 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_6b48641a-cc30-4f77-94eb-bcc5c5ef4701/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b48641a-cc30-4f77-94eb-bcc5c5ef4701/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ed6536c9cb0e4b2be9a327fc4a25c6bfba6e98b1dfb78e314dd25bca8cbdb087 [2023-12-02 22:09:21,007 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 22:09:21,027 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 22:09:21,030 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 22:09:21,031 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 22:09:21,032 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 22:09:21,033 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b48641a-cc30-4f77-94eb-bcc5c5ef4701/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/nla-digbench/egcd2-ll.c [2023-12-02 22:09:23,721 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 22:09:23,912 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 22:09:23,913 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b48641a-cc30-4f77-94eb-bcc5c5ef4701/sv-benchmarks/c/nla-digbench/egcd2-ll.c [2023-12-02 22:09:23,920 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b48641a-cc30-4f77-94eb-bcc5c5ef4701/bin/ukojak-verify-Qdu7aM0XO9/data/ed592fcde/dd71558764ac449299453d0794cd386f/FLAG426cc0819 [2023-12-02 22:09:23,932 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b48641a-cc30-4f77-94eb-bcc5c5ef4701/bin/ukojak-verify-Qdu7aM0XO9/data/ed592fcde/dd71558764ac449299453d0794cd386f [2023-12-02 22:09:23,934 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 22:09:23,934 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 22:09:23,935 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 22:09:23,935 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 22:09:23,939 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 22:09:23,940 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 10:09:23" (1/1) ... [2023-12-02 22:09:23,940 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7005bdc6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:09:23, skipping insertion in model container [2023-12-02 22:09:23,941 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 10:09:23" (1/1) ... [2023-12-02 22:09:23,960 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 22:09:24,099 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 22:09:24,109 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 22:09:24,130 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 22:09:24,141 INFO L206 MainTranslator]: Completed translation [2023-12-02 22:09:24,142 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:09:24 WrapperNode [2023-12-02 22:09:24,142 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 22:09:24,143 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 22:09:24,143 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 22:09:24,143 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 22:09:24,148 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:09:24" (1/1) ... [2023-12-02 22:09:24,155 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:09:24" (1/1) ... [2023-12-02 22:09:24,180 INFO L138 Inliner]: procedures = 14, calls = 18, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 147 [2023-12-02 22:09:24,181 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 22:09:24,181 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 22:09:24,182 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 22:09:24,182 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 22:09:24,191 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:09:24" (1/1) ... [2023-12-02 22:09:24,191 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:09:24" (1/1) ... [2023-12-02 22:09:24,193 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:09:24" (1/1) ... [2023-12-02 22:09:24,193 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:09:24" (1/1) ... [2023-12-02 22:09:24,197 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:09:24" (1/1) ... [2023-12-02 22:09:24,200 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:09:24" (1/1) ... [2023-12-02 22:09:24,201 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:09:24" (1/1) ... [2023-12-02 22:09:24,203 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:09:24" (1/1) ... [2023-12-02 22:09:24,205 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 22:09:24,205 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 22:09:24,205 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 22:09:24,206 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 22:09:24,206 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:09:24" (1/1) ... [2023-12-02 22:09:24,211 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 22:09:24,220 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b48641a-cc30-4f77-94eb-bcc5c5ef4701/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 22:09:24,230 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b48641a-cc30-4f77-94eb-bcc5c5ef4701/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 22:09:24,233 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b48641a-cc30-4f77-94eb-bcc5c5ef4701/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 22:09:24,267 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 22:09:24,267 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-02 22:09:24,268 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-02 22:09:24,268 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-02 22:09:24,268 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 22:09:24,268 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 22:09:24,268 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-12-02 22:09:24,269 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-12-02 22:09:24,342 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 22:09:24,344 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 22:09:24,784 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 22:09:24,818 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 22:09:24,818 INFO L309 CfgBuilder]: Removed 2 assume(true) statements. [2023-12-02 22:09:24,820 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:09:24 BoogieIcfgContainer [2023-12-02 22:09:24,820 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 22:09:24,821 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-02 22:09:24,821 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-02 22:09:24,828 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-02 22:09:24,829 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:09:24" (1/1) ... [2023-12-02 22:09:24,836 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 22:09:24,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:09:24,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 151 states and 162 transitions. [2023-12-02 22:09:24,885 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 162 transitions. [2023-12-02 22:09:24,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-12-02 22:09:24,888 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:09:24,889 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:09:24,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:09:24,993 INFO L262 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 12 conjunts are in the unsatisfiable core [2023-12-02 22:09:24,998 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:09:25,114 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 22:09:25,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:09:25,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 150 states and 161 transitions. [2023-12-02 22:09:25,228 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 161 transitions. [2023-12-02 22:09:25,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-12-02 22:09:25,228 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:09:25,229 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:09:25,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:09:25,259 INFO L262 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-02 22:09:25,261 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:09:25,333 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-02 22:09:25,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:09:25,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 149 states and 160 transitions. [2023-12-02 22:09:25,582 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 160 transitions. [2023-12-02 22:09:25,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-12-02 22:09:25,582 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:09:25,583 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:09:25,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:09:25,611 INFO L262 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 22:09:25,612 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:09:25,614 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 22:09:25,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:09:25,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 148 states and 159 transitions. [2023-12-02 22:09:25,625 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 159 transitions. [2023-12-02 22:09:25,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-12-02 22:09:25,625 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:09:25,626 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:09:25,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:09:25,672 INFO L262 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-02 22:09:25,674 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:09:25,741 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-02 22:09:25,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:09:25,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 147 states and 158 transitions. [2023-12-02 22:09:25,787 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 158 transitions. [2023-12-02 22:09:25,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-12-02 22:09:25,787 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:09:25,788 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:09:25,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:09:25,818 INFO L262 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 22:09:25,819 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:09:25,822 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-02 22:09:25,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:09:25,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 147 states and 157 transitions. [2023-12-02 22:09:25,834 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 157 transitions. [2023-12-02 22:09:25,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-12-02 22:09:25,835 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:09:25,835 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:09:25,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:09:25,866 INFO L262 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-02 22:09:25,868 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:09:25,927 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-12-02 22:09:26,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:09:26,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 149 states and 160 transitions. [2023-12-02 22:09:26,270 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 160 transitions. [2023-12-02 22:09:26,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-12-02 22:09:26,271 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:09:26,271 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:09:26,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:09:26,301 INFO L262 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 9 conjunts are in the unsatisfiable core [2023-12-02 22:09:26,302 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:09:26,351 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-12-02 22:09:26,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:09:26,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 151 states and 162 transitions. [2023-12-02 22:09:26,407 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 162 transitions. [2023-12-02 22:09:26,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-12-02 22:09:26,407 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:09:26,408 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:09:26,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:09:26,438 INFO L262 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjunts are in the unsatisfiable core [2023-12-02 22:09:26,439 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:09:26,494 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-12-02 22:09:26,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:09:26,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 154 states and 167 transitions. [2023-12-02 22:09:26,644 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 167 transitions. [2023-12-02 22:09:26,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-12-02 22:09:26,645 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:09:26,645 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:09:26,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:09:26,673 INFO L262 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 9 conjunts are in the unsatisfiable core [2023-12-02 22:09:26,674 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:09:26,833 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-12-02 22:09:27,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:09:27,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 160 states and 177 transitions. [2023-12-02 22:09:27,791 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 177 transitions. [2023-12-02 22:09:27,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-12-02 22:09:27,792 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:09:27,792 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:09:27,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:09:27,820 INFO L262 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 12 conjunts are in the unsatisfiable core [2023-12-02 22:09:27,822 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:09:28,041 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-12-02 22:09:29,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:09:29,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 167 states and 188 transitions. [2023-12-02 22:09:29,198 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 188 transitions. [2023-12-02 22:09:29,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-12-02 22:09:29,199 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:09:29,199 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:09:29,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:09:29,229 INFO L262 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-02 22:09:29,231 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:09:29,345 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-12-02 22:09:30,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:09:30,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 176 states and 203 transitions. [2023-12-02 22:09:30,554 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 203 transitions. [2023-12-02 22:09:30,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-12-02 22:09:30,555 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:09:30,555 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:09:30,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:09:30,581 INFO L262 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-02 22:09:30,582 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:09:30,720 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-12-02 22:09:32,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:09:32,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 286 states to 186 states and 220 transitions. [2023-12-02 22:09:32,163 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 220 transitions. [2023-12-02 22:09:32,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-12-02 22:09:32,163 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:09:32,164 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:09:32,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:09:32,191 INFO L262 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-02 22:09:32,192 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:09:32,305 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-12-02 22:09:33,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:09:33,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 197 states and 239 transitions. [2023-12-02 22:09:33,903 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 239 transitions. [2023-12-02 22:09:33,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-12-02 22:09:33,904 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:09:33,904 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:09:33,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:09:33,926 INFO L262 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-02 22:09:33,927 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:09:34,038 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-02 22:09:35,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:09:35,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 340 states to 209 states and 260 transitions. [2023-12-02 22:09:35,647 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 260 transitions. [2023-12-02 22:09:35,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-12-02 22:09:35,648 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:09:35,648 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:09:35,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:09:35,675 INFO L262 TraceCheckSpWp]: Trace formula consists of 105 conjuncts, 10 conjunts are in the unsatisfiable core [2023-12-02 22:09:35,676 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:09:35,839 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-12-02 22:09:36,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:09:36,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 213 states and 266 transitions. [2023-12-02 22:09:36,331 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 266 transitions. [2023-12-02 22:09:36,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-12-02 22:09:36,332 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:09:36,332 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:09:36,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:09:36,356 INFO L262 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 9 conjunts are in the unsatisfiable core [2023-12-02 22:09:36,357 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:09:36,542 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-12-02 22:09:37,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:09:37,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 352 states to 217 states and 272 transitions. [2023-12-02 22:09:37,034 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 272 transitions. [2023-12-02 22:09:37,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-12-02 22:09:37,035 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:09:37,035 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:09:37,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:09:37,063 INFO L262 TraceCheckSpWp]: Trace formula consists of 115 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-02 22:09:37,064 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:09:37,284 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-12-02 22:09:39,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:09:39,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 380 states to 233 states and 297 transitions. [2023-12-02 22:09:39,170 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 297 transitions. [2023-12-02 22:09:39,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-12-02 22:09:39,170 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:09:39,170 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:09:39,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:09:39,197 INFO L262 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-02 22:09:39,198 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:09:39,352 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-12-02 22:09:41,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:09:41,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 410 states to 250 states and 324 transitions. [2023-12-02 22:09:41,563 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 324 transitions. [2023-12-02 22:09:41,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-12-02 22:09:41,564 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:09:41,564 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:09:41,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:09:41,590 INFO L262 TraceCheckSpWp]: Trace formula consists of 117 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-02 22:09:41,592 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:09:41,727 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-12-02 22:09:44,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:09:44,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 442 states to 268 states and 353 transitions. [2023-12-02 22:09:44,302 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 353 transitions. [2023-12-02 22:09:44,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-12-02 22:09:44,302 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:09:44,303 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:09:44,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:09:44,326 INFO L262 TraceCheckSpWp]: Trace formula consists of 118 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-02 22:09:44,328 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:09:44,462 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-12-02 22:09:45,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:09:45,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 452 states to 273 states and 363 transitions. [2023-12-02 22:09:45,285 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 363 transitions. [2023-12-02 22:09:45,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-12-02 22:09:45,285 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:09:45,286 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:09:45,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:09:45,312 INFO L262 TraceCheckSpWp]: Trace formula consists of 119 conjuncts, 14 conjunts are in the unsatisfiable core [2023-12-02 22:09:45,313 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:09:45,673 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-12-02 22:09:46,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:09:46,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 458 states to 277 states and 369 transitions. [2023-12-02 22:09:46,458 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 369 transitions. [2023-12-02 22:09:46,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-12-02 22:09:46,458 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:09:46,459 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:09:46,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:09:46,484 INFO L262 TraceCheckSpWp]: Trace formula consists of 120 conjuncts, 9 conjunts are in the unsatisfiable core [2023-12-02 22:09:46,486 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:09:46,671 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-12-02 22:09:47,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:09:47,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 464 states to 281 states and 375 transitions. [2023-12-02 22:09:47,257 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 375 transitions. [2023-12-02 22:09:47,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-12-02 22:09:47,258 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:09:47,258 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:09:47,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:09:47,288 INFO L262 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 22:09:47,289 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:09:47,393 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-12-02 22:09:47,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:09:47,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 470 states to 284 states and 381 transitions. [2023-12-02 22:09:47,785 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 381 transitions. [2023-12-02 22:09:47,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-12-02 22:09:47,785 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:09:47,786 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:09:47,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:09:47,814 INFO L262 TraceCheckSpWp]: Trace formula consists of 130 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 22:09:47,815 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:09:47,862 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-12-02 22:09:47,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:09:47,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 471 states to 285 states and 382 transitions. [2023-12-02 22:09:47,908 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 382 transitions. [2023-12-02 22:09:47,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-12-02 22:09:47,908 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:09:47,909 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:09:47,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:09:47,937 INFO L262 TraceCheckSpWp]: Trace formula consists of 131 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 22:09:47,938 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:09:48,266 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-12-02 22:09:54,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:09:54,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 513 states to 310 states and 421 transitions. [2023-12-02 22:09:54,424 INFO L276 IsEmpty]: Start isEmpty. Operand 310 states and 421 transitions. [2023-12-02 22:09:54,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-12-02 22:09:54,424 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:09:54,425 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:09:54,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:09:54,458 INFO L262 TraceCheckSpWp]: Trace formula consists of 132 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-02 22:09:54,459 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:09:54,628 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-12-02 22:09:59,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:09:59,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 554 states to 336 states and 462 transitions. [2023-12-02 22:09:59,742 INFO L276 IsEmpty]: Start isEmpty. Operand 336 states and 462 transitions. [2023-12-02 22:09:59,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-12-02 22:09:59,743 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:09:59,743 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:09:59,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:09:59,774 INFO L262 TraceCheckSpWp]: Trace formula consists of 133 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-02 22:09:59,776 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:09:59,936 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-12-02 22:10:00,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:10:00,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 559 states to 339 states and 467 transitions. [2023-12-02 22:10:00,647 INFO L276 IsEmpty]: Start isEmpty. Operand 339 states and 467 transitions. [2023-12-02 22:10:00,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-12-02 22:10:00,648 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:10:00,648 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:10:00,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:10:00,673 INFO L262 TraceCheckSpWp]: Trace formula consists of 134 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-02 22:10:00,674 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:10:00,841 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-12-02 22:10:01,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:10:01,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 560 states to 340 states and 468 transitions. [2023-12-02 22:10:01,504 INFO L276 IsEmpty]: Start isEmpty. Operand 340 states and 468 transitions. [2023-12-02 22:10:01,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-12-02 22:10:01,504 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:10:01,504 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:10:01,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:10:01,532 INFO L262 TraceCheckSpWp]: Trace formula consists of 135 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 22:10:01,533 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:10:01,666 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-12-02 22:10:02,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:10:02,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 561 states to 341 states and 469 transitions. [2023-12-02 22:10:02,084 INFO L276 IsEmpty]: Start isEmpty. Operand 341 states and 469 transitions. [2023-12-02 22:10:02,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-12-02 22:10:02,084 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:10:02,085 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:10:02,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:10:02,117 INFO L262 TraceCheckSpWp]: Trace formula consists of 136 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 22:10:02,119 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:10:03,416 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-12-02 22:10:05,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:10:05,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 563 states to 343 states and 471 transitions. [2023-12-02 22:10:05,871 INFO L276 IsEmpty]: Start isEmpty. Operand 343 states and 471 transitions. [2023-12-02 22:10:05,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-12-02 22:10:05,871 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:10:05,871 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:10:05,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:10:05,899 INFO L262 TraceCheckSpWp]: Trace formula consists of 137 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-02 22:10:05,901 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:10:06,292 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-12-02 22:10:12,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:10:12,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 578 states to 353 states and 486 transitions. [2023-12-02 22:10:12,903 INFO L276 IsEmpty]: Start isEmpty. Operand 353 states and 486 transitions. [2023-12-02 22:10:12,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-12-02 22:10:12,903 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:10:12,903 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:10:12,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:10:12,938 INFO L262 TraceCheckSpWp]: Trace formula consists of 138 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-02 22:10:12,939 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:10:13,437 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-12-02 22:10:15,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:10:15,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 583 states to 357 states and 491 transitions. [2023-12-02 22:10:15,145 INFO L276 IsEmpty]: Start isEmpty. Operand 357 states and 491 transitions. [2023-12-02 22:10:15,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-12-02 22:10:15,146 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:10:15,146 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:10:15,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:10:15,178 INFO L262 TraceCheckSpWp]: Trace formula consists of 139 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-02 22:10:15,179 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:10:15,394 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-12-02 22:10:23,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:10:23,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 635 states to 390 states and 540 transitions. [2023-12-02 22:10:23,124 INFO L276 IsEmpty]: Start isEmpty. Operand 390 states and 540 transitions. [2023-12-02 22:10:23,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-12-02 22:10:23,125 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:10:23,125 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:10:23,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:10:23,153 INFO L262 TraceCheckSpWp]: Trace formula consists of 140 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-02 22:10:23,155 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:10:23,450 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-12-02 22:10:32,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:10:32,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 688 states to 424 states and 590 transitions. [2023-12-02 22:10:32,266 INFO L276 IsEmpty]: Start isEmpty. Operand 424 states and 590 transitions. [2023-12-02 22:10:32,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-12-02 22:10:32,267 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:10:32,267 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:10:32,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:10:32,300 INFO L262 TraceCheckSpWp]: Trace formula consists of 141 conjuncts, 16 conjunts are in the unsatisfiable core [2023-12-02 22:10:32,302 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:10:33,944 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-12-02 22:10:50,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:10:50,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 740 states to 459 states and 639 transitions. [2023-12-02 22:10:50,626 INFO L276 IsEmpty]: Start isEmpty. Operand 459 states and 639 transitions. [2023-12-02 22:10:50,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-12-02 22:10:50,626 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:10:50,627 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:10:50,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:10:50,652 INFO L262 TraceCheckSpWp]: Trace formula consists of 142 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-02 22:10:50,654 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:10:51,032 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-12-02 22:11:00,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:11:00,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 745 states to 462 states and 644 transitions. [2023-12-02 22:11:00,277 INFO L276 IsEmpty]: Start isEmpty. Operand 462 states and 644 transitions. [2023-12-02 22:11:00,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-02 22:11:00,277 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:11:00,277 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:11:00,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:11:00,306 INFO L262 TraceCheckSpWp]: Trace formula consists of 143 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 22:11:00,308 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:11:00,563 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-12-02 22:11:03,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:11:03,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 748 states to 464 states and 647 transitions. [2023-12-02 22:11:03,894 INFO L276 IsEmpty]: Start isEmpty. Operand 464 states and 647 transitions. [2023-12-02 22:11:03,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-12-02 22:11:03,894 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:11:03,894 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:11:03,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:11:03,921 INFO L262 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 22:11:03,923 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:11:05,640 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-12-02 22:11:16,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:11:16,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 752 states to 467 states and 651 transitions. [2023-12-02 22:11:16,356 INFO L276 IsEmpty]: Start isEmpty. Operand 467 states and 651 transitions. [2023-12-02 22:11:16,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-12-02 22:11:16,357 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:11:16,357 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:11:16,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:11:16,392 INFO L262 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-02 22:11:16,394 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:11:18,671 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2023-12-02 22:11:36,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:11:36,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 768 states to 480 states and 667 transitions. [2023-12-02 22:11:36,672 INFO L276 IsEmpty]: Start isEmpty. Operand 480 states and 667 transitions. [2023-12-02 22:11:36,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-12-02 22:11:36,672 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:11:36,673 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:11:36,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:11:36,700 INFO L262 TraceCheckSpWp]: Trace formula consists of 146 conjuncts, 13 conjunts are in the unsatisfiable core [2023-12-02 22:11:36,702 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:11:40,710 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2023-12-02 22:11:44,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:11:44,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 773 states to 484 states and 672 transitions. [2023-12-02 22:11:44,243 INFO L276 IsEmpty]: Start isEmpty. Operand 484 states and 672 transitions. [2023-12-02 22:11:44,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-12-02 22:11:44,244 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:11:44,244 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:11:44,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:11:44,272 INFO L262 TraceCheckSpWp]: Trace formula consists of 147 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-02 22:11:44,273 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:11:47,333 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-12-02 22:11:56,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:11:56,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 775 states to 485 states and 674 transitions. [2023-12-02 22:11:56,899 INFO L276 IsEmpty]: Start isEmpty. Operand 485 states and 674 transitions. [2023-12-02 22:11:56,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2023-12-02 22:11:56,899 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:11:56,900 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:11:56,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:11:56,930 INFO L262 TraceCheckSpWp]: Trace formula consists of 148 conjuncts, 10 conjunts are in the unsatisfiable core [2023-12-02 22:11:56,932 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:12:00,435 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-12-02 22:12:19,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:12:19,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 780 states to 488 states and 679 transitions. [2023-12-02 22:12:19,257 INFO L276 IsEmpty]: Start isEmpty. Operand 488 states and 679 transitions. [2023-12-02 22:12:19,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-12-02 22:12:19,258 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:12:19,258 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:12:19,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:12:19,290 INFO L262 TraceCheckSpWp]: Trace formula consists of 158 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 22:12:19,292 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:12:19,682 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-12-02 22:12:20,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:12:20,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 779 states to 487 states and 678 transitions. [2023-12-02 22:12:20,112 INFO L276 IsEmpty]: Start isEmpty. Operand 487 states and 678 transitions. [2023-12-02 22:12:20,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2023-12-02 22:12:20,113 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:12:20,113 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:12:20,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:12:20,149 INFO L262 TraceCheckSpWp]: Trace formula consists of 166 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 22:12:20,151 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:12:20,198 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-12-02 22:12:40,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:12:40,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 791 states to 494 states and 690 transitions. [2023-12-02 22:12:40,536 INFO L276 IsEmpty]: Start isEmpty. Operand 494 states and 690 transitions. [2023-12-02 22:12:40,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2023-12-02 22:12:40,536 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:12:40,537 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:12:40,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:12:40,569 INFO L262 TraceCheckSpWp]: Trace formula consists of 159 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-02 22:12:40,570 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:12:42,259 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-12-02 22:13:03,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:13:03,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 847 states to 533 states and 744 transitions. [2023-12-02 22:13:03,637 INFO L276 IsEmpty]: Start isEmpty. Operand 533 states and 744 transitions. [2023-12-02 22:13:03,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-12-02 22:13:03,637 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:13:03,638 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:13:03,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:13:03,676 INFO L262 TraceCheckSpWp]: Trace formula consists of 167 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 22:13:03,677 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:13:03,725 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-12-02 22:13:03,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:13:03,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 848 states to 534 states and 745 transitions. [2023-12-02 22:13:03,824 INFO L276 IsEmpty]: Start isEmpty. Operand 534 states and 745 transitions. [2023-12-02 22:13:03,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-12-02 22:13:03,825 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:13:03,825 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:13:03,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:13:03,858 INFO L262 TraceCheckSpWp]: Trace formula consists of 162 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 22:13:03,859 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:13:04,343 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-12-02 22:13:24,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:13:24,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 907 states to 577 states and 804 transitions. [2023-12-02 22:13:24,953 INFO L276 IsEmpty]: Start isEmpty. Operand 577 states and 804 transitions. [2023-12-02 22:13:24,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2023-12-02 22:13:24,954 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:13:24,954 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:13:24,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:13:24,985 INFO L262 TraceCheckSpWp]: Trace formula consists of 168 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-02 22:13:24,986 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:13:26,758 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-12-02 22:13:43,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:13:43,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 957 states to 612 states and 854 transitions. [2023-12-02 22:13:43,785 INFO L276 IsEmpty]: Start isEmpty. Operand 612 states and 854 transitions. [2023-12-02 22:13:43,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2023-12-02 22:13:43,785 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:13:43,785 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:13:43,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:13:43,817 INFO L262 TraceCheckSpWp]: Trace formula consists of 163 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 22:13:43,819 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:13:44,346 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-12-02 22:14:01,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:14:01,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1015 states to 653 states and 912 transitions. [2023-12-02 22:14:01,695 INFO L276 IsEmpty]: Start isEmpty. Operand 653 states and 912 transitions. [2023-12-02 22:14:01,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2023-12-02 22:14:01,695 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:14:01,695 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:14:01,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:14:01,734 INFO L262 TraceCheckSpWp]: Trace formula consists of 169 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 22:14:01,735 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:14:02,921 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-12-02 22:14:21,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:14:21,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1067 states to 689 states and 964 transitions. [2023-12-02 22:14:21,678 INFO L276 IsEmpty]: Start isEmpty. Operand 689 states and 964 transitions. [2023-12-02 22:14:21,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2023-12-02 22:14:21,679 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:14:21,679 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:14:21,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:14:21,768 INFO L262 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-02 22:14:21,769 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:14:22,127 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-12-02 22:14:28,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:14:28,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1084 states to 698 states and 981 transitions. [2023-12-02 22:14:28,424 INFO L276 IsEmpty]: Start isEmpty. Operand 698 states and 981 transitions. [2023-12-02 22:14:28,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2023-12-02 22:14:28,425 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:14:28,425 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:14:28,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:14:28,456 INFO L262 TraceCheckSpWp]: Trace formula consists of 167 conjuncts, 9 conjunts are in the unsatisfiable core [2023-12-02 22:14:28,458 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:14:28,615 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2023-12-02 22:14:35,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:14:35,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1099 states to 705 states and 996 transitions. [2023-12-02 22:14:35,150 INFO L276 IsEmpty]: Start isEmpty. Operand 705 states and 996 transitions. [2023-12-02 22:14:35,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2023-12-02 22:14:35,151 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:14:35,151 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:14:35,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:14:35,191 INFO L262 TraceCheckSpWp]: Trace formula consists of 177 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-02 22:14:35,193 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:14:35,507 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-12-02 22:14:39,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:14:39,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1110 states to 712 states and 1007 transitions. [2023-12-02 22:14:39,736 INFO L276 IsEmpty]: Start isEmpty. Operand 712 states and 1007 transitions. [2023-12-02 22:14:39,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2023-12-02 22:14:39,736 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:14:39,736 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:14:39,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:14:39,777 INFO L262 TraceCheckSpWp]: Trace formula consists of 168 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-02 22:14:39,778 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:14:41,675 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2023-12-02 22:14:57,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:14:57,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1126 states to 722 states and 1023 transitions. [2023-12-02 22:14:57,378 INFO L276 IsEmpty]: Start isEmpty. Operand 722 states and 1023 transitions. [2023-12-02 22:14:57,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2023-12-02 22:14:57,378 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:14:57,378 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:14:57,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:14:57,407 INFO L262 TraceCheckSpWp]: Trace formula consists of 178 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-02 22:14:57,408 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:14:59,572 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-12-02 22:15:19,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:15:19,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1182 states to 761 states and 1079 transitions. [2023-12-02 22:15:19,685 INFO L276 IsEmpty]: Start isEmpty. Operand 761 states and 1079 transitions. [2023-12-02 22:15:19,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2023-12-02 22:15:19,686 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:15:19,686 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:15:19,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:15:19,716 INFO L262 TraceCheckSpWp]: Trace formula consists of 169 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-02 22:15:19,717 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:15:21,404 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-12-02 22:15:29,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:15:29,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1199 states to 762 states and 1096 transitions. [2023-12-02 22:15:29,001 INFO L276 IsEmpty]: Start isEmpty. Operand 762 states and 1096 transitions. [2023-12-02 22:15:29,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2023-12-02 22:15:29,002 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:15:29,002 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:15:29,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:15:29,040 INFO L262 TraceCheckSpWp]: Trace formula consists of 179 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 22:15:29,042 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:15:31,216 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-12-02 22:15:56,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:15:56,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1264 states to 801 states and 1161 transitions. [2023-12-02 22:15:56,039 INFO L276 IsEmpty]: Start isEmpty. Operand 801 states and 1161 transitions. [2023-12-02 22:15:56,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2023-12-02 22:15:56,040 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:15:56,040 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:15:56,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:15:56,083 INFO L262 TraceCheckSpWp]: Trace formula consists of 170 conjuncts, 13 conjunts are in the unsatisfiable core [2023-12-02 22:15:56,084 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:15:57,474 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 1 proven. 7 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2023-12-02 22:16:06,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:16:06,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1285 states to 808 states and 1182 transitions. [2023-12-02 22:16:06,027 INFO L276 IsEmpty]: Start isEmpty. Operand 808 states and 1182 transitions. [2023-12-02 22:16:06,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2023-12-02 22:16:06,028 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:16:06,028 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:16:06,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:16:06,066 INFO L262 TraceCheckSpWp]: Trace formula consists of 170 conjuncts, 13 conjunts are in the unsatisfiable core [2023-12-02 22:16:06,068 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:16:06,277 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 1 proven. 7 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2023-12-02 22:16:08,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:16:08,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1296 states to 809 states and 1193 transitions. [2023-12-02 22:16:08,786 INFO L276 IsEmpty]: Start isEmpty. Operand 809 states and 1193 transitions. [2023-12-02 22:16:08,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2023-12-02 22:16:08,787 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:16:08,787 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:16:08,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:16:08,823 INFO L262 TraceCheckSpWp]: Trace formula consists of 185 conjuncts, 9 conjunts are in the unsatisfiable core [2023-12-02 22:16:08,825 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:16:08,889 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2023-12-02 22:16:29,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:16:29,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1358 states to 856 states and 1255 transitions. [2023-12-02 22:16:29,629 INFO L276 IsEmpty]: Start isEmpty. Operand 856 states and 1255 transitions. [2023-12-02 22:16:29,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2023-12-02 22:16:29,630 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:16:29,630 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:16:29,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:16:29,658 INFO L262 TraceCheckSpWp]: Trace formula consists of 179 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 22:16:29,659 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:16:31,163 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2023-12-02 22:16:47,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:16:47,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1380 states to 867 states and 1277 transitions. [2023-12-02 22:16:47,886 INFO L276 IsEmpty]: Start isEmpty. Operand 867 states and 1277 transitions. [2023-12-02 22:16:47,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2023-12-02 22:16:47,887 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:16:47,887 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:16:47,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:16:47,922 INFO L262 TraceCheckSpWp]: Trace formula consists of 179 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 22:16:47,923 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:16:48,000 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2023-12-02 22:16:51,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:16:51,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1382 states to 868 states and 1279 transitions. [2023-12-02 22:16:51,275 INFO L276 IsEmpty]: Start isEmpty. Operand 868 states and 1279 transitions. [2023-12-02 22:16:51,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2023-12-02 22:16:51,276 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:16:51,276 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:16:51,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:16:51,308 INFO L262 TraceCheckSpWp]: Trace formula consists of 179 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 22:16:51,310 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:16:51,371 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2023-12-02 22:16:57,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:16:57,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1385 states to 869 states and 1282 transitions. [2023-12-02 22:16:57,939 INFO L276 IsEmpty]: Start isEmpty. Operand 869 states and 1282 transitions. [2023-12-02 22:16:57,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2023-12-02 22:16:57,940 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:16:57,941 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:16:57,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:16:57,982 INFO L262 TraceCheckSpWp]: Trace formula consists of 180 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 22:16:57,984 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:17:01,975 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2023-12-02 22:17:52,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:17:52,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1410 states to 881 states and 1307 transitions. [2023-12-02 22:17:52,919 INFO L276 IsEmpty]: Start isEmpty. Operand 881 states and 1307 transitions. [2023-12-02 22:17:52,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2023-12-02 22:17:52,920 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:17:52,920 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:17:52,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:17:52,951 INFO L262 TraceCheckSpWp]: Trace formula consists of 180 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 22:17:52,952 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:17:53,021 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2023-12-02 22:18:08,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:18:08,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1416 states to 883 states and 1313 transitions. [2023-12-02 22:18:08,675 INFO L276 IsEmpty]: Start isEmpty. Operand 883 states and 1313 transitions. [2023-12-02 22:18:08,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2023-12-02 22:18:08,675 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:18:08,675 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:18:08,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:18:08,704 INFO L262 TraceCheckSpWp]: Trace formula consists of 180 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 22:18:08,705 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:18:08,777 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2023-12-02 22:18:23,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:18:23,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1420 states to 885 states and 1317 transitions. [2023-12-02 22:18:23,689 INFO L276 IsEmpty]: Start isEmpty. Operand 885 states and 1317 transitions. [2023-12-02 22:18:23,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2023-12-02 22:18:23,690 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:18:23,691 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:18:23,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:18:23,721 INFO L262 TraceCheckSpWp]: Trace formula consists of 180 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 22:18:23,722 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:18:23,787 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2023-12-02 22:18:35,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:18:35,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1423 states to 886 states and 1320 transitions. [2023-12-02 22:18:35,521 INFO L276 IsEmpty]: Start isEmpty. Operand 886 states and 1320 transitions. [2023-12-02 22:18:35,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2023-12-02 22:18:35,522 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:18:35,522 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:18:35,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:18:35,550 INFO L262 TraceCheckSpWp]: Trace formula consists of 181 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 22:18:35,551 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:18:37,072 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2023-12-02 22:19:58,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:19:58,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1467 states to 908 states and 1364 transitions. [2023-12-02 22:19:58,775 INFO L276 IsEmpty]: Start isEmpty. Operand 908 states and 1364 transitions. [2023-12-02 22:19:58,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2023-12-02 22:19:58,776 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:19:58,776 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:19:58,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:19:58,806 INFO L262 TraceCheckSpWp]: Trace formula consists of 181 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 22:19:58,808 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:19:58,884 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2023-12-02 22:20:29,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:20:29,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1472 states to 910 states and 1369 transitions. [2023-12-02 22:20:29,517 INFO L276 IsEmpty]: Start isEmpty. Operand 910 states and 1369 transitions. [2023-12-02 22:20:29,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2023-12-02 22:20:29,518 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:20:29,518 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:20:29,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:20:29,544 INFO L262 TraceCheckSpWp]: Trace formula consists of 181 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 22:20:29,545 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:20:29,605 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2023-12-02 22:20:33,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:20:33,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1476 states to 912 states and 1373 transitions. [2023-12-02 22:20:33,974 INFO L276 IsEmpty]: Start isEmpty. Operand 912 states and 1373 transitions. [2023-12-02 22:20:33,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2023-12-02 22:20:33,975 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:20:33,975 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:20:34,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:20:34,007 INFO L262 TraceCheckSpWp]: Trace formula consists of 181 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 22:20:34,008 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:20:34,070 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2023-12-02 22:20:52,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:20:52,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1479 states to 913 states and 1376 transitions. [2023-12-02 22:20:52,122 INFO L276 IsEmpty]: Start isEmpty. Operand 913 states and 1376 transitions. [2023-12-02 22:20:52,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2023-12-02 22:20:52,123 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:20:52,123 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:20:52,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:20:52,153 INFO L262 TraceCheckSpWp]: Trace formula consists of 181 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 22:20:52,154 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:20:52,339 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2023-12-02 22:20:58,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:20:58,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1483 states to 915 states and 1380 transitions. [2023-12-02 22:20:58,235 INFO L276 IsEmpty]: Start isEmpty. Operand 915 states and 1380 transitions. [2023-12-02 22:20:58,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2023-12-02 22:20:58,236 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:20:58,236 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:20:58,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:20:58,267 INFO L262 TraceCheckSpWp]: Trace formula consists of 181 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 22:20:58,268 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:20:58,337 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2023-12-02 22:21:03,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:21:03,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1486 states to 916 states and 1383 transitions. [2023-12-02 22:21:03,551 INFO L276 IsEmpty]: Start isEmpty. Operand 916 states and 1383 transitions. [2023-12-02 22:21:03,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2023-12-02 22:21:03,552 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:21:03,552 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:21:03,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:21:03,582 INFO L262 TraceCheckSpWp]: Trace formula consists of 181 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 22:21:03,583 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:21:03,646 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2023-12-02 22:21:07,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:21:07,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1489 states to 917 states and 1386 transitions. [2023-12-02 22:21:07,672 INFO L276 IsEmpty]: Start isEmpty. Operand 917 states and 1386 transitions. [2023-12-02 22:21:07,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2023-12-02 22:21:07,672 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:21:07,673 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:21:07,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:21:07,707 INFO L262 TraceCheckSpWp]: Trace formula consists of 191 conjuncts, 10 conjunts are in the unsatisfiable core [2023-12-02 22:21:07,709 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:21:07,781 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 1 proven. 8 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2023-12-02 22:21:22,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:21:22,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1497 states to 922 states and 1394 transitions. [2023-12-02 22:21:22,357 INFO L276 IsEmpty]: Start isEmpty. Operand 922 states and 1394 transitions. [2023-12-02 22:21:22,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2023-12-02 22:21:22,358 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:21:22,358 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:21:22,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:21:22,395 INFO L262 TraceCheckSpWp]: Trace formula consists of 182 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 22:21:22,396 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:21:25,971 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2023-12-02 22:22:43,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:22:43,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1559 states to 959 states and 1456 transitions. [2023-12-02 22:22:43,025 INFO L276 IsEmpty]: Start isEmpty. Operand 959 states and 1456 transitions. [2023-12-02 22:22:43,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2023-12-02 22:22:43,025 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:22:43,026 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:22:43,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:22:43,068 INFO L262 TraceCheckSpWp]: Trace formula consists of 182 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 22:22:43,069 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:22:43,135 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2023-12-02 22:23:10,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:23:10,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1575 states to 965 states and 1472 transitions. [2023-12-02 22:23:10,974 INFO L276 IsEmpty]: Start isEmpty. Operand 965 states and 1472 transitions. [2023-12-02 22:23:10,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2023-12-02 22:23:10,975 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:23:10,975 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:23:11,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:23:11,009 INFO L262 TraceCheckSpWp]: Trace formula consists of 182 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 22:23:11,010 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:23:11,077 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2023-12-02 22:23:38,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:23:38,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1581 states to 968 states and 1478 transitions. [2023-12-02 22:23:38,308 INFO L276 IsEmpty]: Start isEmpty. Operand 968 states and 1478 transitions. [2023-12-02 22:23:38,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2023-12-02 22:23:38,309 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:23:38,309 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:23:38,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:23:38,336 INFO L262 TraceCheckSpWp]: Trace formula consists of 182 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 22:23:38,337 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:23:38,397 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2023-12-02 22:23:41,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:23:41,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1584 states to 969 states and 1481 transitions. [2023-12-02 22:23:41,365 INFO L276 IsEmpty]: Start isEmpty. Operand 969 states and 1481 transitions. [2023-12-02 22:23:41,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2023-12-02 22:23:41,365 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:23:41,365 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:23:41,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:23:41,397 INFO L262 TraceCheckSpWp]: Trace formula consists of 182 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 22:23:41,398 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:23:41,469 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2023-12-02 22:23:57,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:23:57,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1588 states to 971 states and 1485 transitions. [2023-12-02 22:23:57,281 INFO L276 IsEmpty]: Start isEmpty. Operand 971 states and 1485 transitions. [2023-12-02 22:23:57,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2023-12-02 22:23:57,282 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:23:57,282 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:23:57,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:23:57,309 INFO L262 TraceCheckSpWp]: Trace formula consists of 182 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 22:23:57,310 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 22:23:57,375 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked.