./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/ps5-ll_unwindbound50.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ad766c4-953c-4ceb-bc3a-54f8a667a6da/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ad766c4-953c-4ceb-bc3a-54f8a667a6da/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ad766c4-953c-4ceb-bc3a-54f8a667a6da/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ad766c4-953c-4ceb-bc3a-54f8a667a6da/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/ps5-ll_unwindbound50.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ad766c4-953c-4ceb-bc3a-54f8a667a6da/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ad766c4-953c-4ceb-bc3a-54f8a667a6da/bin/ukojak-verify-afCqCEvfdi --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 a70bdaebce973cfb63a6da68866c665cdef037b6b862a38db5ed10fbf681a6e5 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:09:25,828 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:09:25,903 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ad766c4-953c-4ceb-bc3a-54f8a667a6da/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-24 23:09:25,909 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:09:25,909 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 23:09:25,935 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:09:25,936 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:09:25,937 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 23:09:25,938 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 23:09:25,939 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 23:09:25,940 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:09:25,940 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:09:25,941 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:09:25,942 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 23:09:25,942 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:09:25,943 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:09:25,943 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:09:25,944 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:09:25,945 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:09:25,946 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-24 23:09:25,946 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 23:09:25,947 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:09:25,948 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:09:25,948 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:09:25,949 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 23:09:25,950 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 23:09:25,950 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 23:09:25,951 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:09:25,952 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:09:25,952 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:09:25,953 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:09:25,954 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:09:25,954 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 23:09:25,955 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 23:09:25,956 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:09:25,956 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_8ad766c4-953c-4ceb-bc3a-54f8a667a6da/bin/ukojak-verify-afCqCEvfdi/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ad766c4-953c-4ceb-bc3a-54f8a667a6da/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a70bdaebce973cfb63a6da68866c665cdef037b6b862a38db5ed10fbf681a6e5 [2023-11-24 23:09:26,194 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:09:26,219 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:09:26,222 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:09:26,224 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:09:26,224 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:09:26,226 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ad766c4-953c-4ceb-bc3a-54f8a667a6da/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/nla-digbench-scaling/ps5-ll_unwindbound50.c [2023-11-24 23:09:29,423 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:09:29,629 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:09:29,630 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ad766c4-953c-4ceb-bc3a-54f8a667a6da/sv-benchmarks/c/nla-digbench-scaling/ps5-ll_unwindbound50.c [2023-11-24 23:09:29,639 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ad766c4-953c-4ceb-bc3a-54f8a667a6da/bin/ukojak-verify-afCqCEvfdi/data/453716a20/20b8c25879844fe5aaa263d678eecaaf/FLAGda794beaf [2023-11-24 23:09:29,661 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ad766c4-953c-4ceb-bc3a-54f8a667a6da/bin/ukojak-verify-afCqCEvfdi/data/453716a20/20b8c25879844fe5aaa263d678eecaaf [2023-11-24 23:09:29,669 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:09:29,671 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:09:29,674 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:09:29,675 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:09:29,681 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:09:29,685 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:09:29" (1/1) ... [2023-11-24 23:09:29,687 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4f94a095 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:09:29, skipping insertion in model container [2023-11-24 23:09:29,687 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:09:29" (1/1) ... [2023-11-24 23:09:29,718 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:09:29,942 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:09:29,954 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:09:29,982 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:09:29,997 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:09:29,997 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:09:29 WrapperNode [2023-11-24 23:09:29,998 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:09:29,999 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:09:29,999 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:09:29,999 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:09:30,009 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:09:29" (1/1) ... [2023-11-24 23:09:30,017 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:09:29" (1/1) ... [2023-11-24 23:09:30,057 INFO L138 Inliner]: procedures = 14, calls = 12, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 135 [2023-11-24 23:09:30,058 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:09:30,059 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:09:30,059 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:09:30,059 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:09:30,070 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:09:29" (1/1) ... [2023-11-24 23:09:30,070 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:09:29" (1/1) ... [2023-11-24 23:09:30,073 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:09:29" (1/1) ... [2023-11-24 23:09:30,073 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:09:29" (1/1) ... [2023-11-24 23:09:30,079 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:09:29" (1/1) ... [2023-11-24 23:09:30,083 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:09:29" (1/1) ... [2023-11-24 23:09:30,085 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:09:29" (1/1) ... [2023-11-24 23:09:30,087 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:09:29" (1/1) ... [2023-11-24 23:09:30,090 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:09:30,091 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:09:30,091 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:09:30,092 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:09:30,093 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:09:29" (1/1) ... [2023-11-24 23:09:30,100 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:09:30,117 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ad766c4-953c-4ceb-bc3a-54f8a667a6da/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 23:09:30,131 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ad766c4-953c-4ceb-bc3a-54f8a667a6da/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 23:09:30,156 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ad766c4-953c-4ceb-bc3a-54f8a667a6da/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 23:09:30,189 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:09:30,190 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 23:09:30,190 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:09:30,190 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:09:30,190 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-24 23:09:30,190 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-24 23:09:30,265 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:09:30,268 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:09:30,979 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:09:31,035 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:09:31,035 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-24 23:09:31,037 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:09:31 BoogieIcfgContainer [2023-11-24 23:09:31,038 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:09:31,039 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 23:09:31,039 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 23:09:31,053 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 23:09:31,053 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:09:31" (1/1) ... [2023-11-24 23:09:31,063 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:09:31,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:31,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 183 states and 187 transitions. [2023-11-24 23:09:31,133 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 187 transitions. [2023-11-24 23:09:31,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-24 23:09:31,134 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:31,135 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:31,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:31,306 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:09:31,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:31,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 183 states and 186 transitions. [2023-11-24 23:09:31,340 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 186 transitions. [2023-11-24 23:09:31,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-24 23:09:31,341 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:31,342 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:31,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:31,497 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:09:31,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:31,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 185 states and 189 transitions. [2023-11-24 23:09:31,548 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 189 transitions. [2023-11-24 23:09:31,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-24 23:09:31,548 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:31,549 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:31,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:31,613 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:09:31,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:31,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 188 states and 193 transitions. [2023-11-24 23:09:31,740 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 193 transitions. [2023-11-24 23:09:31,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-24 23:09:31,740 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:31,741 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:31,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:31,837 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:09:32,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:32,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 193 states and 203 transitions. [2023-11-24 23:09:32,131 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 203 transitions. [2023-11-24 23:09:32,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-24 23:09:32,132 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:32,132 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:32,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:32,170 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:09:32,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:32,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 194 states and 204 transitions. [2023-11-24 23:09:32,197 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 204 transitions. [2023-11-24 23:09:32,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-24 23:09:32,198 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:32,199 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:32,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:32,275 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:09:32,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:32,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 195 states and 205 transitions. [2023-11-24 23:09:32,294 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 205 transitions. [2023-11-24 23:09:32,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-24 23:09:32,294 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:32,295 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:32,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:32,348 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:09:32,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:32,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 196 states and 206 transitions. [2023-11-24 23:09:32,364 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 206 transitions. [2023-11-24 23:09:32,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-24 23:09:32,364 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:32,365 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:32,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:32,394 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:09:32,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:32,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 196 states and 206 transitions. [2023-11-24 23:09:32,448 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 206 transitions. [2023-11-24 23:09:32,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-24 23:09:32,449 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:32,449 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:32,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:32,466 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:09:32,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:32,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 195 states and 205 transitions. [2023-11-24 23:09:32,473 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 205 transitions. [2023-11-24 23:09:32,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-24 23:09:32,474 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:32,474 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:32,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:32,502 INFO L262 TraceCheckSpWp]: Trace formula consists of 43 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:09:32,507 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:09:32,536 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:09:32,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:32,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 197 states and 207 transitions. [2023-11-24 23:09:32,559 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 207 transitions. [2023-11-24 23:09:32,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-24 23:09:32,560 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:32,560 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:32,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:32,581 INFO L262 TraceCheckSpWp]: Trace formula consists of 44 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:09:32,582 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:09:32,602 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:09:32,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:32,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 198 states and 208 transitions. [2023-11-24 23:09:32,620 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 208 transitions. [2023-11-24 23:09:32,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-24 23:09:32,621 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:32,621 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:32,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:32,643 INFO L262 TraceCheckSpWp]: Trace formula consists of 45 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:09:32,644 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:09:32,668 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:09:32,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:32,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 199 states and 209 transitions. [2023-11-24 23:09:32,685 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 209 transitions. [2023-11-24 23:09:32,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-24 23:09:32,686 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:32,687 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:32,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:32,707 INFO L262 TraceCheckSpWp]: Trace formula consists of 46 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 23:09:32,708 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:09:32,710 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:09:32,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:32,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 198 states and 208 transitions. [2023-11-24 23:09:32,717 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 208 transitions. [2023-11-24 23:09:32,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-24 23:09:32,718 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:32,718 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:32,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:32,740 INFO L262 TraceCheckSpWp]: Trace formula consists of 47 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:09:32,741 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:09:32,768 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:09:32,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:32,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 200 states and 210 transitions. [2023-11-24 23:09:32,789 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 210 transitions. [2023-11-24 23:09:32,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-24 23:09:32,790 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:32,790 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:32,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:32,813 INFO L262 TraceCheckSpWp]: Trace formula consists of 48 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:09:32,814 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:09:32,843 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:09:32,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:32,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 201 states and 211 transitions. [2023-11-24 23:09:32,862 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 211 transitions. [2023-11-24 23:09:32,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-24 23:09:32,863 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:32,863 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:32,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:32,886 INFO L262 TraceCheckSpWp]: Trace formula consists of 49 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:09:32,887 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:09:32,918 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:09:32,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:32,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 202 states and 212 transitions. [2023-11-24 23:09:32,936 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 212 transitions. [2023-11-24 23:09:32,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-24 23:09:32,937 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:32,938 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:32,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:32,958 INFO L262 TraceCheckSpWp]: Trace formula consists of 50 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:09:32,959 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:09:33,007 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:09:33,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:33,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 203 states and 214 transitions. [2023-11-24 23:09:33,058 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 214 transitions. [2023-11-24 23:09:33,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-24 23:09:33,058 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:33,059 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:33,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:33,081 INFO L262 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:09:33,082 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:09:33,135 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:09:33,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:33,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 205 states and 216 transitions. [2023-11-24 23:09:33,199 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 216 transitions. [2023-11-24 23:09:33,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-24 23:09:33,200 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:33,200 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:33,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:33,222 INFO L262 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 23:09:33,223 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:09:33,225 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:09:33,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:33,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 204 states and 215 transitions. [2023-11-24 23:09:33,234 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 215 transitions. [2023-11-24 23:09:33,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-24 23:09:33,235 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:33,235 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:33,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:33,257 INFO L262 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:09:33,258 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:09:33,293 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:09:33,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:33,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 207 states and 218 transitions. [2023-11-24 23:09:33,334 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 218 transitions. [2023-11-24 23:09:33,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-24 23:09:33,335 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:33,335 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:33,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:33,360 INFO L262 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:09:33,361 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:09:33,403 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:09:33,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:33,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 208 states and 219 transitions. [2023-11-24 23:09:33,423 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 219 transitions. [2023-11-24 23:09:33,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-24 23:09:33,424 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:33,425 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:33,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:33,449 INFO L262 TraceCheckSpWp]: Trace formula consists of 55 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:09:33,450 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:09:33,492 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:09:33,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:33,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 209 states and 220 transitions. [2023-11-24 23:09:33,511 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 220 transitions. [2023-11-24 23:09:33,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-24 23:09:33,512 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:33,513 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:33,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:33,536 INFO L262 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 23:09:33,538 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:09:33,540 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:09:33,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:33,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 208 states and 219 transitions. [2023-11-24 23:09:33,550 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 219 transitions. [2023-11-24 23:09:33,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-24 23:09:33,551 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:33,552 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:33,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:33,590 INFO L262 TraceCheckSpWp]: Trace formula consists of 57 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:09:33,591 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:09:33,642 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:09:33,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:33,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 210 states and 221 transitions. [2023-11-24 23:09:33,668 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 221 transitions. [2023-11-24 23:09:33,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-24 23:09:33,669 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:33,670 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:33,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:33,695 INFO L262 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:09:33,696 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:09:33,779 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:09:33,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:33,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 211 states and 223 transitions. [2023-11-24 23:09:33,859 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 223 transitions. [2023-11-24 23:09:33,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-24 23:09:33,859 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:33,860 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:33,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:33,885 INFO L262 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 23:09:33,887 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:09:33,941 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:09:34,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:34,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 213 states and 225 transitions. [2023-11-24 23:09:34,035 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 225 transitions. [2023-11-24 23:09:34,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-24 23:09:34,036 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:34,036 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:34,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:34,060 INFO L262 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:09:34,061 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:09:34,115 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:09:34,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:34,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 214 states and 227 transitions. [2023-11-24 23:09:34,170 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 227 transitions. [2023-11-24 23:09:34,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-24 23:09:34,170 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:34,171 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:34,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:34,194 INFO L262 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:09:34,195 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:09:34,242 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:09:34,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:34,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 213 states and 226 transitions. [2023-11-24 23:09:34,361 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 226 transitions. [2023-11-24 23:09:34,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-24 23:09:34,361 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:34,362 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:34,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:34,386 INFO L262 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 23:09:34,386 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:09:34,388 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:09:34,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:34,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 212 states and 225 transitions. [2023-11-24 23:09:34,398 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 225 transitions. [2023-11-24 23:09:34,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-24 23:09:34,398 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:34,398 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:34,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:34,421 INFO L262 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:09:34,422 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:09:34,496 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:09:34,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:34,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 216 states and 230 transitions. [2023-11-24 23:09:34,732 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 230 transitions. [2023-11-24 23:09:34,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-24 23:09:34,733 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:34,733 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:34,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:34,759 INFO L262 TraceCheckSpWp]: Trace formula consists of 64 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:09:34,760 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:09:34,844 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:09:35,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:35,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 221 states and 237 transitions. [2023-11-24 23:09:35,164 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 237 transitions. [2023-11-24 23:09:35,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-24 23:09:35,164 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:35,164 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:35,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:35,199 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:09:35,200 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:09:35,279 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:09:35,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:35,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 223 states and 239 transitions. [2023-11-24 23:09:35,662 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 239 transitions. [2023-11-24 23:09:35,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-24 23:09:35,662 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:35,663 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:35,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:35,687 INFO L262 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:09:35,688 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:09:35,742 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:09:36,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:36,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 230 states and 247 transitions. [2023-11-24 23:09:36,063 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 247 transitions. [2023-11-24 23:09:36,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-24 23:09:36,063 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:36,063 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:36,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:36,089 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 23:09:36,090 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:09:36,142 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:09:36,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:36,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 238 states and 255 transitions. [2023-11-24 23:09:36,306 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 255 transitions. [2023-11-24 23:09:36,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-24 23:09:36,306 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:36,306 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:36,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:36,330 INFO L262 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:09:36,331 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:09:36,418 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:09:37,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:37,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 271 states and 292 transitions. [2023-11-24 23:09:37,129 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 292 transitions. [2023-11-24 23:09:37,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-24 23:09:37,129 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:37,130 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:37,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:37,154 INFO L262 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:09:37,154 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:09:37,241 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:09:38,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:38,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 330 states to 305 states and 330 transitions. [2023-11-24 23:09:38,115 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 330 transitions. [2023-11-24 23:09:38,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-24 23:09:38,115 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:38,115 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:38,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:38,144 INFO L262 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:09:38,145 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:09:38,335 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:09:39,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:39,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 335 states to 308 states and 335 transitions. [2023-11-24 23:09:39,027 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 335 transitions. [2023-11-24 23:09:39,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-24 23:09:39,027 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:39,028 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:39,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:39,054 INFO L262 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:09:39,055 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:09:39,248 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:09:40,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:40,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 339 states to 311 states and 339 transitions. [2023-11-24 23:09:40,077 INFO L276 IsEmpty]: Start isEmpty. Operand 311 states and 339 transitions. [2023-11-24 23:09:40,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-24 23:09:40,077 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:40,077 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:40,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:40,103 INFO L262 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 23:09:40,104 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:09:40,505 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:09:41,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:41,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 316 states and 346 transitions. [2023-11-24 23:09:41,556 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 346 transitions. [2023-11-24 23:09:41,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-24 23:09:41,556 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:41,556 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:41,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:41,583 INFO L262 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 23:09:41,584 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:09:41,965 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:09:42,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:42,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 353 states to 322 states and 353 transitions. [2023-11-24 23:09:42,935 INFO L276 IsEmpty]: Start isEmpty. Operand 322 states and 353 transitions. [2023-11-24 23:09:42,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-24 23:09:42,939 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:42,939 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:42,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:42,969 INFO L262 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:09:42,970 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:09:43,132 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:09:44,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:44,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 402 states to 363 states and 402 transitions. [2023-11-24 23:09:44,600 INFO L276 IsEmpty]: Start isEmpty. Operand 363 states and 402 transitions. [2023-11-24 23:09:44,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-24 23:09:44,601 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:44,602 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:44,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:44,635 INFO L262 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:09:44,637 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:09:44,765 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:09:45,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:45,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 409 states to 366 states and 409 transitions. [2023-11-24 23:09:45,217 INFO L276 IsEmpty]: Start isEmpty. Operand 366 states and 409 transitions. [2023-11-24 23:09:45,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-24 23:09:45,218 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:45,218 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:45,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:45,243 INFO L262 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:09:45,244 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:09:45,370 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:09:47,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:47,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 460 states to 408 states and 460 transitions. [2023-11-24 23:09:47,259 INFO L276 IsEmpty]: Start isEmpty. Operand 408 states and 460 transitions. [2023-11-24 23:09:47,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-24 23:09:47,259 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:47,259 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:47,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:47,283 INFO L262 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:09:47,284 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:09:47,397 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:09:48,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:48,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 469 states to 412 states and 469 transitions. [2023-11-24 23:09:48,136 INFO L276 IsEmpty]: Start isEmpty. Operand 412 states and 469 transitions. [2023-11-24 23:09:48,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-24 23:09:48,137 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:48,137 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:48,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:48,163 INFO L262 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:09:48,164 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:09:48,233 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:09:48,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:48,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 474 states to 415 states and 474 transitions. [2023-11-24 23:09:48,635 INFO L276 IsEmpty]: Start isEmpty. Operand 415 states and 474 transitions. [2023-11-24 23:09:48,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-24 23:09:48,635 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:48,635 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:48,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:48,676 INFO L262 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:09:48,677 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:09:48,729 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:09:49,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:49,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 480 states to 419 states and 480 transitions. [2023-11-24 23:09:49,125 INFO L276 IsEmpty]: Start isEmpty. Operand 419 states and 480 transitions. [2023-11-24 23:09:49,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-24 23:09:49,125 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:49,125 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:49,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:49,163 INFO L262 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:09:49,165 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:09:49,305 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:09:49,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:49,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 487 states to 423 states and 487 transitions. [2023-11-24 23:09:49,759 INFO L276 IsEmpty]: Start isEmpty. Operand 423 states and 487 transitions. [2023-11-24 23:09:49,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-24 23:09:49,762 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:49,763 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:49,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:49,790 INFO L262 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:09:49,791 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:09:49,858 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:09:50,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:50,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 491 states to 425 states and 491 transitions. [2023-11-24 23:09:50,450 INFO L276 IsEmpty]: Start isEmpty. Operand 425 states and 491 transitions. [2023-11-24 23:09:50,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-24 23:09:50,450 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:50,451 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:50,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:50,479 INFO L262 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 23:09:50,480 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:09:50,482 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:09:50,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:50,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 490 states to 424 states and 490 transitions. [2023-11-24 23:09:50,499 INFO L276 IsEmpty]: Start isEmpty. Operand 424 states and 490 transitions. [2023-11-24 23:09:50,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-24 23:09:50,500 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:50,500 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:50,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:50,525 INFO L262 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:09:50,526 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:09:50,662 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:09:51,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:51,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 498 states to 429 states and 498 transitions. [2023-11-24 23:09:51,406 INFO L276 IsEmpty]: Start isEmpty. Operand 429 states and 498 transitions. [2023-11-24 23:09:51,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-24 23:09:51,406 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:51,406 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:51,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:51,433 INFO L262 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:09:51,435 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:09:51,564 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:09:51,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:51,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 502 states to 431 states and 502 transitions. [2023-11-24 23:09:51,917 INFO L276 IsEmpty]: Start isEmpty. Operand 431 states and 502 transitions. [2023-11-24 23:09:51,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-24 23:09:51,917 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:51,917 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:51,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:51,968 INFO L262 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-24 23:09:51,969 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:09:52,095 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:09:58,242 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 5.46s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2023-11-24 23:09:58,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:58,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 516 states to 440 states and 516 transitions. [2023-11-24 23:09:58,849 INFO L276 IsEmpty]: Start isEmpty. Operand 440 states and 516 transitions. [2023-11-24 23:09:58,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-24 23:09:58,850 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:58,850 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:58,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:58,875 INFO L262 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:09:58,876 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:09:59,031 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:09:59,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:59,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 520 states to 444 states and 520 transitions. [2023-11-24 23:09:59,487 INFO L276 IsEmpty]: Start isEmpty. Operand 444 states and 520 transitions. [2023-11-24 23:09:59,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-24 23:09:59,488 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:59,488 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:59,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:59,515 INFO L262 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:09:59,516 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:09:59,638 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:09:59,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:59,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 522 states to 445 states and 522 transitions. [2023-11-24 23:09:59,698 INFO L276 IsEmpty]: Start isEmpty. Operand 445 states and 522 transitions. [2023-11-24 23:09:59,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-24 23:09:59,699 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:59,699 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:59,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:59,725 INFO L262 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 23:09:59,726 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:09:59,728 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:09:59,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:59,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 521 states to 444 states and 521 transitions. [2023-11-24 23:09:59,745 INFO L276 IsEmpty]: Start isEmpty. Operand 444 states and 521 transitions. [2023-11-24 23:09:59,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-24 23:09:59,745 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:59,746 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:59,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:59,772 INFO L262 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:09:59,773 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:09:59,912 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:10:00,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:00,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 523 states to 446 states and 523 transitions. [2023-11-24 23:10:00,090 INFO L276 IsEmpty]: Start isEmpty. Operand 446 states and 523 transitions. [2023-11-24 23:10:00,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-24 23:10:00,091 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:00,091 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:00,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:00,117 INFO L262 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:10:00,118 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:10:00,306 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:10:00,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:00,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 529 states to 452 states and 529 transitions. [2023-11-24 23:10:00,850 INFO L276 IsEmpty]: Start isEmpty. Operand 452 states and 529 transitions. [2023-11-24 23:10:00,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-24 23:10:00,851 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:00,851 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:00,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:00,878 INFO L262 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 23:10:00,879 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:10:00,880 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:10:00,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:00,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 528 states to 451 states and 528 transitions. [2023-11-24 23:10:00,896 INFO L276 IsEmpty]: Start isEmpty. Operand 451 states and 528 transitions. [2023-11-24 23:10:00,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-24 23:10:00,896 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:00,896 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:00,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:00,922 INFO L262 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:10:00,923 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:10:01,011 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:10:01,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:01,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 535 states to 458 states and 535 transitions. [2023-11-24 23:10:01,481 INFO L276 IsEmpty]: Start isEmpty. Operand 458 states and 535 transitions. [2023-11-24 23:10:01,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-24 23:10:01,481 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:01,482 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:01,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:01,518 INFO L262 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-24 23:10:01,520 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:10:01,588 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:10:01,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:01,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 538 states to 461 states and 538 transitions. [2023-11-24 23:10:01,634 INFO L276 IsEmpty]: Start isEmpty. Operand 461 states and 538 transitions. [2023-11-24 23:10:01,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-24 23:10:01,635 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:01,635 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:01,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:01,662 INFO L262 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:10:01,663 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:10:01,866 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:10:02,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:02,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 546 states to 469 states and 546 transitions. [2023-11-24 23:10:02,465 INFO L276 IsEmpty]: Start isEmpty. Operand 469 states and 546 transitions. [2023-11-24 23:10:02,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-24 23:10:02,465 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:02,466 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:02,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:02,499 INFO L262 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:10:02,501 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:10:02,579 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:10:03,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:03,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 564 states to 482 states and 564 transitions. [2023-11-24 23:10:03,249 INFO L276 IsEmpty]: Start isEmpty. Operand 482 states and 564 transitions. [2023-11-24 23:10:03,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-24 23:10:03,251 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:03,251 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:03,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:03,277 INFO L262 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:10:03,278 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:10:03,334 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:10:03,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:03,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 563 states to 481 states and 563 transitions. [2023-11-24 23:10:03,598 INFO L276 IsEmpty]: Start isEmpty. Operand 481 states and 563 transitions. [2023-11-24 23:10:03,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-24 23:10:03,598 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:03,598 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:03,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:03,626 INFO L262 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:10:03,627 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:10:03,855 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:10:05,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:05,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 586 states to 496 states and 586 transitions. [2023-11-24 23:10:05,052 INFO L276 IsEmpty]: Start isEmpty. Operand 496 states and 586 transitions. [2023-11-24 23:10:05,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-24 23:10:05,053 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:05,053 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:05,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:05,079 INFO L262 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:10:05,081 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:10:05,129 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:10:05,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:05,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 585 states to 495 states and 585 transitions. [2023-11-24 23:10:05,190 INFO L276 IsEmpty]: Start isEmpty. Operand 495 states and 585 transitions. [2023-11-24 23:10:05,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-24 23:10:05,191 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:05,191 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:05,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:05,239 INFO L262 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 23:10:05,241 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:10:05,243 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:10:05,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:05,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 584 states to 494 states and 584 transitions. [2023-11-24 23:10:05,263 INFO L276 IsEmpty]: Start isEmpty. Operand 494 states and 584 transitions. [2023-11-24 23:10:05,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-24 23:10:05,263 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:05,264 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:05,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:05,293 INFO L262 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 23:10:05,295 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:10:05,735 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:10:09,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:09,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 670 states to 546 states and 670 transitions. [2023-11-24 23:10:09,028 INFO L276 IsEmpty]: Start isEmpty. Operand 546 states and 670 transitions. [2023-11-24 23:10:09,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-24 23:10:09,028 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:09,029 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:09,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:09,058 INFO L262 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:10:09,067 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:10:09,150 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:10:09,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:09,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 669 states to 545 states and 669 transitions. [2023-11-24 23:10:09,701 INFO L276 IsEmpty]: Start isEmpty. Operand 545 states and 669 transitions. [2023-11-24 23:10:09,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-24 23:10:09,702 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:09,702 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:09,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:09,734 INFO L262 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-24 23:10:09,735 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:10:10,025 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:10:13,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:13,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 752 states to 598 states and 752 transitions. [2023-11-24 23:10:13,414 INFO L276 IsEmpty]: Start isEmpty. Operand 598 states and 752 transitions. [2023-11-24 23:10:13,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-24 23:10:13,415 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:13,415 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:13,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:13,439 INFO L262 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:10:13,440 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:10:13,530 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:10:13,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:13,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 751 states to 597 states and 751 transitions. [2023-11-24 23:10:13,912 INFO L276 IsEmpty]: Start isEmpty. Operand 597 states and 751 transitions. [2023-11-24 23:10:13,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-24 23:10:13,913 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:13,913 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:13,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:13,936 INFO L262 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 23:10:13,937 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:10:14,021 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:10:14,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:14,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 750 states to 596 states and 750 transitions. [2023-11-24 23:10:14,121 INFO L276 IsEmpty]: Start isEmpty. Operand 596 states and 750 transitions. [2023-11-24 23:10:14,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-24 23:10:14,122 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:14,122 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:14,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:14,153 INFO L262 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:10:14,154 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:10:14,297 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:10:16,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:16,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 767 states to 602 states and 767 transitions. [2023-11-24 23:10:16,271 INFO L276 IsEmpty]: Start isEmpty. Operand 602 states and 767 transitions. [2023-11-24 23:10:16,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-24 23:10:16,272 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:16,272 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:16,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:16,302 INFO L262 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:10:16,303 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:10:16,431 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:10:17,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:17,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 770 states to 605 states and 770 transitions. [2023-11-24 23:10:17,219 INFO L276 IsEmpty]: Start isEmpty. Operand 605 states and 770 transitions. [2023-11-24 23:10:17,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-24 23:10:17,220 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:17,220 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:17,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:17,248 INFO L262 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:10:17,249 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:10:17,356 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:10:18,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:18,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 773 states to 608 states and 773 transitions. [2023-11-24 23:10:18,101 INFO L276 IsEmpty]: Start isEmpty. Operand 608 states and 773 transitions. [2023-11-24 23:10:18,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-24 23:10:18,101 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:18,102 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:18,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:18,126 INFO L262 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 23:10:18,127 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:10:18,129 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:10:18,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:18,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 772 states to 607 states and 772 transitions. [2023-11-24 23:10:18,148 INFO L276 IsEmpty]: Start isEmpty. Operand 607 states and 772 transitions. [2023-11-24 23:10:18,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-24 23:10:18,149 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:18,150 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:18,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:18,178 INFO L262 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:10:18,180 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:10:18,255 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:10:20,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:20,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 787 states to 613 states and 787 transitions. [2023-11-24 23:10:20,152 INFO L276 IsEmpty]: Start isEmpty. Operand 613 states and 787 transitions. [2023-11-24 23:10:20,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-24 23:10:20,153 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:20,153 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:20,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:20,183 INFO L262 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:10:20,184 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:10:20,261 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:10:21,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:10:21,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 791 states to 617 states and 791 transitions. [2023-11-24 23:10:21,278 INFO L276 IsEmpty]: Start isEmpty. Operand 617 states and 791 transitions. [2023-11-24 23:10:21,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-24 23:10:21,278 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:10:21,279 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:10:21,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:10:21,310 INFO L262 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:10:21,312 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:10:21,382 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.