./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/sqrt1-ll_unwindbound5.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 9bd2c7ff 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_080d1e2a-ebbc-4292-9b70-e3705291d3a1/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_080d1e2a-ebbc-4292-9b70-e3705291d3a1/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_080d1e2a-ebbc-4292-9b70-e3705291d3a1/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_080d1e2a-ebbc-4292-9b70-e3705291d3a1/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/sqrt1-ll_unwindbound5.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_080d1e2a-ebbc-4292-9b70-e3705291d3a1/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_080d1e2a-ebbc-4292-9b70-e3705291d3a1/bin/ukojak-verify-G8NBE6pJGL --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 74ee724e3f951f784979d99a99eb9387abbe4e82f01cf4b5e019c1ec7f3be827 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:03:37,888 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:03:37,969 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_080d1e2a-ebbc-4292-9b70-e3705291d3a1/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-19 03:03:37,976 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:03:37,977 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:03:38,007 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:03:38,008 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:03:38,009 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:03:38,010 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:03:38,011 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:03:38,012 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:03:38,012 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:03:38,013 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:03:38,014 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:03:38,015 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:03:38,015 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:03:38,016 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:03:38,017 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:03:38,018 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:03:38,018 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 03:03:38,019 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 03:03:38,020 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:03:38,021 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:03:38,022 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:03:38,022 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:03:38,023 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:03:38,023 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:03:38,024 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:03:38,025 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:03:38,025 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:03:38,026 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:03:38,027 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:03:38,027 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:03:38,028 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:03:38,028 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:03:38,029 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_080d1e2a-ebbc-4292-9b70-e3705291d3a1/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_080d1e2a-ebbc-4292-9b70-e3705291d3a1/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 74ee724e3f951f784979d99a99eb9387abbe4e82f01cf4b5e019c1ec7f3be827 [2023-11-19 03:03:38,350 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:03:38,387 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:03:38,391 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:03:38,392 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:03:38,393 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:03:38,399 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_080d1e2a-ebbc-4292-9b70-e3705291d3a1/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/nla-digbench-scaling/sqrt1-ll_unwindbound5.c [2023-11-19 03:03:41,871 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:03:42,101 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:03:42,104 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_080d1e2a-ebbc-4292-9b70-e3705291d3a1/sv-benchmarks/c/nla-digbench-scaling/sqrt1-ll_unwindbound5.c [2023-11-19 03:03:42,112 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_080d1e2a-ebbc-4292-9b70-e3705291d3a1/bin/ukojak-verify-G8NBE6pJGL/data/12cbba444/ddb4c5c88d3044b0b135cd7940896bbf/FLAGdd37c28ef [2023-11-19 03:03:42,129 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_080d1e2a-ebbc-4292-9b70-e3705291d3a1/bin/ukojak-verify-G8NBE6pJGL/data/12cbba444/ddb4c5c88d3044b0b135cd7940896bbf [2023-11-19 03:03:42,131 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:03:42,133 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:03:42,134 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:03:42,135 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:03:42,141 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:03:42,141 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:03:42" (1/1) ... [2023-11-19 03:03:42,142 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@59322a60 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:03:42, skipping insertion in model container [2023-11-19 03:03:42,143 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:03:42" (1/1) ... [2023-11-19 03:03:42,164 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:03:42,373 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:03:42,384 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:03:42,405 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:03:42,420 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:03:42,421 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:03:42 WrapperNode [2023-11-19 03:03:42,421 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:03:42,422 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:03:42,422 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:03:42,422 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:03:42,430 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:03:42" (1/1) ... [2023-11-19 03:03:42,437 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:03:42" (1/1) ... [2023-11-19 03:03:42,460 INFO L138 Inliner]: procedures = 14, calls = 14, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 100 [2023-11-19 03:03:42,461 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:03:42,462 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:03:42,462 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:03:42,462 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:03:42,471 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:03:42" (1/1) ... [2023-11-19 03:03:42,472 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:03:42" (1/1) ... [2023-11-19 03:03:42,474 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:03:42" (1/1) ... [2023-11-19 03:03:42,474 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:03:42" (1/1) ... [2023-11-19 03:03:42,478 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:03:42" (1/1) ... [2023-11-19 03:03:42,481 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:03:42" (1/1) ... [2023-11-19 03:03:42,483 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:03:42" (1/1) ... [2023-11-19 03:03:42,484 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:03:42" (1/1) ... [2023-11-19 03:03:42,486 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:03:42,487 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:03:42,487 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:03:42,487 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:03:42,488 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:03:42" (1/1) ... [2023-11-19 03:03:42,494 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:03:42,521 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_080d1e2a-ebbc-4292-9b70-e3705291d3a1/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:03:42,535 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_080d1e2a-ebbc-4292-9b70-e3705291d3a1/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:03:42,572 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_080d1e2a-ebbc-4292-9b70-e3705291d3a1/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:03:42,581 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:03:42,581 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:03:42,581 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:03:42,581 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:03:42,582 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-19 03:03:42,583 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-19 03:03:42,652 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:03:42,654 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:03:43,070 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:03:43,116 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:03:43,124 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 03:03:43,130 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:03:43 BoogieIcfgContainer [2023-11-19 03:03:43,130 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:03:43,131 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:03:43,131 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:03:43,142 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:03:43,142 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:03:43" (1/1) ... [2023-11-19 03:03:43,152 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:03:43,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:03:43,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 118 states and 125 transitions. [2023-11-19 03:03:43,231 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 125 transitions. [2023-11-19 03:03:43,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-19 03:03:43,234 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:03:43,235 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:03:43,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:03:43,402 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:03:43,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:03:43,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 118 states and 124 transitions. [2023-11-19 03:03:43,440 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 124 transitions. [2023-11-19 03:03:43,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-19 03:03:43,442 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:03:43,442 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:03:43,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:03:43,576 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:03:43,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:03:43,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 120 states and 127 transitions. [2023-11-19 03:03:43,626 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 127 transitions. [2023-11-19 03:03:43,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-19 03:03:43,627 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:03:43,628 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:03:43,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:03:43,718 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:03:43,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:03:43,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 121 states and 128 transitions. [2023-11-19 03:03:43,745 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 128 transitions. [2023-11-19 03:03:43,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 03:03:43,745 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:03:43,746 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:03:43,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:03:43,823 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:03:43,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:03:43,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 126 states and 136 transitions. [2023-11-19 03:03:43,964 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 136 transitions. [2023-11-19 03:03:43,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 03:03:43,964 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:03:43,965 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:03:44,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:03:44,105 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:03:44,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:03:44,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 127 states and 137 transitions. [2023-11-19 03:03:44,144 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 137 transitions. [2023-11-19 03:03:44,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 03:03:44,145 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:03:44,145 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:03:44,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:03:44,174 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:03:44,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:03:44,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 128 states and 138 transitions. [2023-11-19 03:03:44,188 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 138 transitions. [2023-11-19 03:03:44,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 03:03:44,189 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:03:44,189 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:03:44,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:03:44,220 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:03:44,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:03:44,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 129 states and 139 transitions. [2023-11-19 03:03:44,249 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 139 transitions. [2023-11-19 03:03:44,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 03:03:44,249 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:03:44,250 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:03:44,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:03:44,306 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:03:44,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:03:44,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 130 states and 140 transitions. [2023-11-19 03:03:44,327 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 140 transitions. [2023-11-19 03:03:44,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 03:03:44,331 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:03:44,331 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:03:44,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:03:44,391 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:03:44,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:03:44,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 132 states and 143 transitions. [2023-11-19 03:03:44,413 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 143 transitions. [2023-11-19 03:03:44,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 03:03:44,414 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:03:44,414 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:03:44,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:03:44,452 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:03:44,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:03:44,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 133 states and 144 transitions. [2023-11-19 03:03:44,468 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 144 transitions. [2023-11-19 03:03:44,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 03:03:44,469 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:03:44,470 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:03:44,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:03:44,518 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:03:44,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:03:44,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 134 states and 145 transitions. [2023-11-19 03:03:44,543 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 145 transitions. [2023-11-19 03:03:44,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 03:03:44,544 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:03:44,544 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:03:44,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:03:44,596 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:03:44,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:03:44,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 135 states and 146 transitions. [2023-11-19 03:03:44,620 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 146 transitions. [2023-11-19 03:03:44,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 03:03:44,621 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:03:44,622 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:03:44,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:03:44,651 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:03:44,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:03:44,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 134 states and 145 transitions. [2023-11-19 03:03:44,666 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 145 transitions. [2023-11-19 03:03:44,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 03:03:44,668 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:03:44,669 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:03:44,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:03:44,715 INFO L262 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:03:44,722 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:03:44,798 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:03:44,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:03:44,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 136 states and 147 transitions. [2023-11-19 03:03:44,825 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 147 transitions. [2023-11-19 03:03:44,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-19 03:03:44,826 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:03:44,827 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:03:44,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:03:44,874 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:03:44,876 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:03:44,887 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:03:44,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:03:44,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 135 states and 146 transitions. [2023-11-19 03:03:44,895 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 146 transitions. [2023-11-19 03:03:44,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 03:03:44,896 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:03:44,896 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:03:44,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:03:44,921 INFO L262 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:03:44,923 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:03:44,974 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:03:45,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:03:45,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 153 states and 169 transitions. [2023-11-19 03:03:45,399 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 169 transitions. [2023-11-19 03:03:45,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 03:03:45,400 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:03:45,402 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:03:45,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:03:45,462 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:03:45,466 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:03:45,570 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:03:46,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:03:46,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 172 states and 194 transitions. [2023-11-19 03:03:46,165 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 194 transitions. [2023-11-19 03:03:46,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 03:03:46,168 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:03:46,168 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:03:46,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:03:46,191 INFO L262 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:03:46,193 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:03:46,266 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:03:47,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:03:47,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 192 states and 220 transitions. [2023-11-19 03:03:47,098 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 220 transitions. [2023-11-19 03:03:47,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-19 03:03:47,106 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:03:47,108 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:03:47,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:03:47,144 INFO L262 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:03:47,147 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:03:47,301 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:03:47,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:03:47,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 195 states and 224 transitions. [2023-11-19 03:03:47,530 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 224 transitions. [2023-11-19 03:03:47,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-19 03:03:47,530 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:03:47,531 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:03:47,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:03:47,555 INFO L262 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:03:47,557 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:03:47,670 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:03:47,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:03:47,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 198 states and 228 transitions. [2023-11-19 03:03:47,859 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 228 transitions. [2023-11-19 03:03:47,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-19 03:03:47,861 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:03:47,861 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:03:47,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:03:47,888 INFO L262 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:03:47,890 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:03:47,965 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:03:48,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:03:48,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 200 states and 232 transitions. [2023-11-19 03:03:48,188 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 232 transitions. [2023-11-19 03:03:48,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-19 03:03:48,189 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:03:48,189 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:03:48,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:03:48,219 INFO L262 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:03:48,228 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:03:48,330 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:03:48,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:03:48,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 203 states and 237 transitions. [2023-11-19 03:03:48,541 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 237 transitions. [2023-11-19 03:03:48,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-19 03:03:48,543 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:03:48,543 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:03:48,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:03:48,572 INFO L262 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:03:48,574 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:03:48,712 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:03:49,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:03:49,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 205 states and 240 transitions. [2023-11-19 03:03:49,261 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 240 transitions. [2023-11-19 03:03:49,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-19 03:03:49,261 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:03:49,262 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:03:49,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:03:49,291 INFO L262 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:03:49,297 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:03:49,574 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:03:50,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:03:50,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 209 states and 245 transitions. [2023-11-19 03:03:50,035 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 245 transitions. [2023-11-19 03:03:50,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-19 03:03:50,036 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:03:50,036 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:03:50,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:03:50,068 INFO L262 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:03:50,070 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:03:50,143 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:03:50,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:03:50,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 210 states and 247 transitions. [2023-11-19 03:03:50,504 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 247 transitions. [2023-11-19 03:03:50,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-19 03:03:50,505 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:03:50,505 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:03:50,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:03:50,534 INFO L262 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:03:50,535 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:03:50,704 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:03:50,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:03:50,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 212 states and 250 transitions. [2023-11-19 03:03:50,932 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 250 transitions. [2023-11-19 03:03:50,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-19 03:03:50,932 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:03:50,932 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:03:50,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:03:50,962 INFO L262 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:03:50,964 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:03:51,061 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:03:51,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:03:52,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 222 states and 266 transitions. [2023-11-19 03:03:52,002 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 266 transitions. [2023-11-19 03:03:52,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-19 03:03:52,002 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:03:52,003 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:03:52,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:03:52,029 INFO L262 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:03:52,034 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:03:52,117 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:03:52,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:03:52,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 223 states and 267 transitions. [2023-11-19 03:03:52,230 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 267 transitions. [2023-11-19 03:03:52,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-19 03:03:52,231 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:03:52,232 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:03:52,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:03:52,264 INFO L262 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:03:52,265 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:03:52,351 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:03:53,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:03:53,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 234 states and 284 transitions. [2023-11-19 03:03:53,526 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 284 transitions. [2023-11-19 03:03:53,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-19 03:03:53,532 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:03:53,532 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:03:53,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:03:53,567 INFO L262 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:03:53,568 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:03:53,656 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:03:53,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:03:53,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 236 states and 286 transitions. [2023-11-19 03:03:53,861 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 286 transitions. [2023-11-19 03:03:53,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-19 03:03:53,867 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:03:53,868 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:03:53,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:03:53,900 INFO L262 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:03:53,901 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:03:53,952 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:03:54,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:03:54,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 235 states and 285 transitions. [2023-11-19 03:03:54,011 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 285 transitions. [2023-11-19 03:03:54,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-19 03:03:54,011 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:03:54,012 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:03:54,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:03:54,042 INFO L262 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:03:54,043 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:03:54,113 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:03:54,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:03:54,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 240 states and 295 transitions. [2023-11-19 03:03:54,831 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 295 transitions. [2023-11-19 03:03:54,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-19 03:03:54,831 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:03:54,831 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:03:54,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:03:54,863 INFO L262 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:03:54,864 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:03:54,923 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:03:54,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:03:54,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 306 states to 239 states and 294 transitions. [2023-11-19 03:03:54,980 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 294 transitions. [2023-11-19 03:03:54,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-19 03:03:54,981 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:03:54,981 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:03:55,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:03:55,015 INFO L262 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:03:55,016 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:03:55,084 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:03:55,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:03:55,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 317 states to 245 states and 305 transitions. [2023-11-19 03:03:55,911 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 305 transitions. [2023-11-19 03:03:55,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-19 03:03:55,911 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:03:55,912 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:03:55,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:03:55,939 INFO L262 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:03:55,940 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:03:56,220 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:03:58,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:03:58,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 334 states to 255 states and 322 transitions. [2023-11-19 03:03:58,017 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 322 transitions. [2023-11-19 03:03:58,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-19 03:03:58,018 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:03:58,018 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:03:58,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:03:58,042 INFO L262 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:03:58,043 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:03:58,300 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:04:00,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:04:00,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 357 states to 270 states and 345 transitions. [2023-11-19 03:04:00,141 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 345 transitions. [2023-11-19 03:04:00,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-19 03:04:00,141 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:04:00,141 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:04:00,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:04:00,172 INFO L262 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:04:00,173 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:04:00,223 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-19 03:04:00,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:04:00,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 358 states to 269 states and 344 transitions. [2023-11-19 03:04:00,388 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 344 transitions. [2023-11-19 03:04:00,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-19 03:04:00,389 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:04:00,389 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:04:00,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:04:00,423 INFO L262 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:04:00,425 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:04:00,478 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-19 03:04:00,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:04:00,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 360 states to 268 states and 343 transitions. [2023-11-19 03:04:00,548 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 343 transitions. [2023-11-19 03:04:00,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-19 03:04:00,549 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:04:00,549 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:04:00,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:04:00,582 INFO L262 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:04:00,584 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:04:00,871 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:04:03,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:04:03,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 441 states to 304 states and 420 transitions. [2023-11-19 03:04:03,191 INFO L276 IsEmpty]: Start isEmpty. Operand 304 states and 420 transitions. [2023-11-19 03:04:03,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-19 03:04:03,192 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:04:03,193 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:04:03,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:04:03,220 INFO L262 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:04:03,221 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:04:03,267 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-19 03:04:03,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:04:03,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 440 states to 303 states and 419 transitions. [2023-11-19 03:04:03,350 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 419 transitions. [2023-11-19 03:04:03,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-19 03:04:03,351 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:04:03,352 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:04:03,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:04:03,382 INFO L262 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 03:04:03,384 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:04:03,753 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:04:07,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:04:07,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 523 states to 340 states and 498 transitions. [2023-11-19 03:04:07,208 INFO L276 IsEmpty]: Start isEmpty. Operand 340 states and 498 transitions. [2023-11-19 03:04:07,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-19 03:04:07,209 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:04:07,210 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:04:07,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:04:07,246 INFO L262 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:04:07,248 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:04:07,290 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-19 03:04:07,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:04:07,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 522 states to 339 states and 497 transitions. [2023-11-19 03:04:07,356 INFO L276 IsEmpty]: Start isEmpty. Operand 339 states and 497 transitions. [2023-11-19 03:04:07,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-19 03:04:07,357 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:04:07,358 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:04:07,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:04:07,409 INFO L262 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:04:07,410 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:04:07,414 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-19 03:04:07,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:04:07,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 521 states to 338 states and 496 transitions. [2023-11-19 03:04:07,449 INFO L276 IsEmpty]: Start isEmpty. Operand 338 states and 496 transitions. [2023-11-19 03:04:07,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-19 03:04:07,450 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:04:07,450 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:04:07,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:04:07,485 INFO L262 TraceCheckSpWp]: Trace formula consists of 105 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:04:07,487 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:04:07,777 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:04:10,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:04:10,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 557 states to 364 states and 532 transitions. [2023-11-19 03:04:10,662 INFO L276 IsEmpty]: Start isEmpty. Operand 364 states and 532 transitions. [2023-11-19 03:04:10,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-19 03:04:10,664 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:04:10,664 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:04:10,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:04:10,708 INFO L262 TraceCheckSpWp]: Trace formula consists of 105 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:04:10,709 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:04:10,775 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:04:11,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:04:11,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 561 states to 367 states and 536 transitions. [2023-11-19 03:04:11,992 INFO L276 IsEmpty]: Start isEmpty. Operand 367 states and 536 transitions. [2023-11-19 03:04:11,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-19 03:04:11,993 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:04:11,994 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:04:12,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:04:12,033 INFO L262 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:04:12,035 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:04:12,293 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-19 03:04:14,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:04:14,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 602 states to 378 states and 560 transitions. [2023-11-19 03:04:14,319 INFO L276 IsEmpty]: Start isEmpty. Operand 378 states and 560 transitions. [2023-11-19 03:04:14,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-19 03:04:14,320 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:04:14,321 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:04:14,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:04:14,356 INFO L262 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:04:14,358 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:04:14,637 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:04:17,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:04:17,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 638 states to 405 states and 596 transitions. [2023-11-19 03:04:17,888 INFO L276 IsEmpty]: Start isEmpty. Operand 405 states and 596 transitions. [2023-11-19 03:04:17,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-19 03:04:17,889 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:04:17,889 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:04:17,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:04:17,925 INFO L262 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:04:17,926 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:04:18,089 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:04:19,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:04:19,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 642 states to 408 states and 600 transitions. [2023-11-19 03:04:19,425 INFO L276 IsEmpty]: Start isEmpty. Operand 408 states and 600 transitions. [2023-11-19 03:04:19,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-19 03:04:19,426 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:04:19,426 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:04:19,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:04:19,460 INFO L262 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:04:19,461 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:04:19,468 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-19 03:04:19,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:04:19,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 641 states to 407 states and 599 transitions. [2023-11-19 03:04:19,922 INFO L276 IsEmpty]: Start isEmpty. Operand 407 states and 599 transitions. [2023-11-19 03:04:19,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-19 03:04:19,922 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:04:19,923 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:04:19,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:04:19,953 INFO L262 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:04:19,955 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:04:19,961 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-19 03:04:20,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:04:20,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 640 states to 406 states and 598 transitions. [2023-11-19 03:04:20,433 INFO L276 IsEmpty]: Start isEmpty. Operand 406 states and 598 transitions. [2023-11-19 03:04:20,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-19 03:04:20,434 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:04:20,435 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:04:20,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:04:20,532 INFO L262 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:04:20,534 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:04:20,538 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-19 03:04:20,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:04:20,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 639 states to 405 states and 597 transitions. [2023-11-19 03:04:20,587 INFO L276 IsEmpty]: Start isEmpty. Operand 405 states and 597 transitions. [2023-11-19 03:04:20,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-19 03:04:20,589 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:04:20,589 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:04:20,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:04:20,630 INFO L262 TraceCheckSpWp]: Trace formula consists of 113 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:04:20,632 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:04:20,909 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-19 03:04:22,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:04:22,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 668 states to 419 states and 626 transitions. [2023-11-19 03:04:22,165 INFO L276 IsEmpty]: Start isEmpty. Operand 419 states and 626 transitions. [2023-11-19 03:04:22,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-19 03:04:22,166 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:04:22,166 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:04:22,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:04:22,204 INFO L262 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:04:22,205 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:04:22,362 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-19 03:04:23,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:04:23,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 697 states to 434 states and 655 transitions. [2023-11-19 03:04:23,496 INFO L276 IsEmpty]: Start isEmpty. Operand 434 states and 655 transitions. [2023-11-19 03:04:23,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-19 03:04:23,497 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:04:23,498 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:04:23,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:04:23,525 INFO L262 TraceCheckSpWp]: Trace formula consists of 117 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:04:23,527 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:04:23,537 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2023-11-19 03:04:23,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:04:23,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 701 states to 433 states and 654 transitions. [2023-11-19 03:04:23,647 INFO L276 IsEmpty]: Start isEmpty. Operand 433 states and 654 transitions. [2023-11-19 03:04:23,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-19 03:04:23,648 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:04:23,649 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:04:23,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:04:23,690 INFO L262 TraceCheckSpWp]: Trace formula consists of 115 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:04:23,694 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:04:23,837 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-19 03:04:25,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:04:25,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 732 states to 449 states and 685 transitions. [2023-11-19 03:04:25,371 INFO L276 IsEmpty]: Start isEmpty. Operand 449 states and 685 transitions. [2023-11-19 03:04:25,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-19 03:04:25,373 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:04:25,373 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:04:25,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:04:25,413 INFO L262 TraceCheckSpWp]: Trace formula consists of 118 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:04:25,415 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:04:25,440 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-19 03:04:25,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:04:25,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 737 states to 448 states and 684 transitions. [2023-11-19 03:04:25,526 INFO L276 IsEmpty]: Start isEmpty. Operand 448 states and 684 transitions. [2023-11-19 03:04:25,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-19 03:04:25,532 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:04:25,532 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:04:25,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:04:25,567 INFO L262 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:04:25,568 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:04:25,819 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-19 03:04:26,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:04:26,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 736 states to 447 states and 683 transitions. [2023-11-19 03:04:26,055 INFO L276 IsEmpty]: Start isEmpty. Operand 447 states and 683 transitions. [2023-11-19 03:04:26,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-19 03:04:26,056 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:04:26,056 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:04:26,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:04:26,092 INFO L262 TraceCheckSpWp]: Trace formula consists of 119 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:04:26,093 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:04:26,100 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2023-11-19 03:04:26,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:04:26,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 735 states to 446 states and 682 transitions. [2023-11-19 03:04:26,688 INFO L276 IsEmpty]: Start isEmpty. Operand 446 states and 682 transitions. [2023-11-19 03:04:26,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-19 03:04:26,690 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:04:26,690 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:04:26,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:04:26,730 INFO L262 TraceCheckSpWp]: Trace formula consists of 117 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:04:26,732 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:04:26,964 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-19 03:04:29,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:04:29,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 767 states to 464 states and 714 transitions. [2023-11-19 03:04:29,622 INFO L276 IsEmpty]: Start isEmpty. Operand 464 states and 714 transitions. [2023-11-19 03:04:29,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-19 03:04:29,623 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:04:29,623 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:04:29,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:04:29,655 INFO L262 TraceCheckSpWp]: Trace formula consists of 120 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:04:29,656 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:04:29,663 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2023-11-19 03:04:30,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:04:30,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 766 states to 463 states and 713 transitions. [2023-11-19 03:04:30,153 INFO L276 IsEmpty]: Start isEmpty. Operand 463 states and 713 transitions. [2023-11-19 03:04:30,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-19 03:04:30,155 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:04:30,155 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:04:30,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:04:30,188 INFO L262 TraceCheckSpWp]: Trace formula consists of 118 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:04:30,189 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:04:30,237 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked.