./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 527bcce2 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_da202f6d-ae03-4969-abf3-0495cc2a5f50/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da202f6d-ae03-4969-abf3-0495cc2a5f50/bin/ukojak-verify-i0I2FZA1j2/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da202f6d-ae03-4969-abf3-0495cc2a5f50/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da202f6d-ae03-4969-abf3-0495cc2a5f50/bin/ukojak-verify-i0I2FZA1j2/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_da202f6d-ae03-4969-abf3-0495cc2a5f50/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da202f6d-ae03-4969-abf3-0495cc2a5f50/bin/ukojak-verify-i0I2FZA1j2 --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 0.2.3-dev-527bcce [2023-11-21 18:30:29,960 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:30:30,087 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da202f6d-ae03-4969-abf3-0495cc2a5f50/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-21 18:30:30,095 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 18:30:30,096 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-21 18:30:30,133 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:30:30,134 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:30:30,135 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:30:30,136 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:30:30,141 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:30:30,142 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:30:30,143 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:30:30,143 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 18:30:30,145 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:30:30,145 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 18:30:30,147 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:30:30,148 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:30:30,148 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:30:30,148 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:30:30,149 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:30:30,149 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:30:30,150 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 18:30:30,150 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:30:30,151 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:30:30,152 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:30:30,152 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:30:30,153 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:30:30,153 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:30:30,154 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:30:30,154 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:30:30,155 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:30:30,156 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:30:30,156 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-21 18:30:30,156 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 18:30:30,157 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:30:30,157 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_da202f6d-ae03-4969-abf3-0495cc2a5f50/bin/ukojak-verify-i0I2FZA1j2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da202f6d-ae03-4969-abf3-0495cc2a5f50/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a70bdaebce973cfb63a6da68866c665cdef037b6b862a38db5ed10fbf681a6e5 [2023-11-21 18:30:30,510 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:30:30,561 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:30:30,564 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:30:30,565 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:30:30,566 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:30:30,567 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da202f6d-ae03-4969-abf3-0495cc2a5f50/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/nla-digbench-scaling/ps5-ll_unwindbound50.c [2023-11-21 18:30:33,763 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:30:34,028 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:30:34,029 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da202f6d-ae03-4969-abf3-0495cc2a5f50/sv-benchmarks/c/nla-digbench-scaling/ps5-ll_unwindbound50.c [2023-11-21 18:30:34,039 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da202f6d-ae03-4969-abf3-0495cc2a5f50/bin/ukojak-verify-i0I2FZA1j2/data/e7b8cc1f5/9dde21aa9e5941868b8d86d6a1ef9b66/FLAG29f003aa7 [2023-11-21 18:30:34,054 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da202f6d-ae03-4969-abf3-0495cc2a5f50/bin/ukojak-verify-i0I2FZA1j2/data/e7b8cc1f5/9dde21aa9e5941868b8d86d6a1ef9b66 [2023-11-21 18:30:34,057 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:30:34,059 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:30:34,063 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:30:34,063 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:30:34,069 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:30:34,070 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:30:34" (1/1) ... [2023-11-21 18:30:34,071 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5bc2a23b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:30:34, skipping insertion in model container [2023-11-21 18:30:34,072 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:30:34" (1/1) ... [2023-11-21 18:30:34,100 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:30:34,357 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:30:34,370 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:30:34,409 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:30:34,425 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:30:34,425 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:30:34 WrapperNode [2023-11-21 18:30:34,426 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:30:34,427 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:30:34,427 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:30:34,428 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:30:34,436 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:30:34" (1/1) ... [2023-11-21 18:30:34,452 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:30:34" (1/1) ... [2023-11-21 18:30:34,513 INFO L138 Inliner]: procedures = 14, calls = 12, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 135 [2023-11-21 18:30:34,513 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:30:34,514 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:30:34,514 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:30:34,515 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:30:34,525 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:30:34" (1/1) ... [2023-11-21 18:30:34,526 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:30:34" (1/1) ... [2023-11-21 18:30:34,528 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:30:34" (1/1) ... [2023-11-21 18:30:34,528 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:30:34" (1/1) ... [2023-11-21 18:30:34,534 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:30:34" (1/1) ... [2023-11-21 18:30:34,537 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:30:34" (1/1) ... [2023-11-21 18:30:34,540 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:30:34" (1/1) ... [2023-11-21 18:30:34,541 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:30:34" (1/1) ... [2023-11-21 18:30:34,544 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:30:34,545 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:30:34,546 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:30:34,546 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:30:34,547 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:30:34" (1/1) ... [2023-11-21 18:30:34,553 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:30:34,578 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da202f6d-ae03-4969-abf3-0495cc2a5f50/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:30:34,591 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da202f6d-ae03-4969-abf3-0495cc2a5f50/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:30:34,623 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_da202f6d-ae03-4969-abf3-0495cc2a5f50/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:30:34,634 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:30:34,635 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 18:30:34,635 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:30:34,635 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:30:34,635 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-21 18:30:34,636 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-21 18:30:34,704 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:30:34,706 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:30:35,400 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:30:35,455 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:30:35,455 INFO L308 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-21 18:30:35,457 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:30:35 BoogieIcfgContainer [2023-11-21 18:30:35,457 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:30:35,458 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:30:35,458 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:30:35,468 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:30:35,468 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:30:35" (1/1) ... [2023-11-21 18:30:35,481 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 18:30:35,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:35,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 183 states and 187 transitions. [2023-11-21 18:30:35,557 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 187 transitions. [2023-11-21 18:30:35,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-21 18:30:35,559 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:35,559 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:35,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:35,720 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:30:35,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:35,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 183 states and 186 transitions. [2023-11-21 18:30:35,749 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 186 transitions. [2023-11-21 18:30:35,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-21 18:30:35,750 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:35,750 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:35,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:35,869 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:30:35,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:35,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 185 states and 189 transitions. [2023-11-21 18:30:35,918 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 189 transitions. [2023-11-21 18:30:35,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-21 18:30:35,919 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:35,919 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:35,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:36,024 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:30:36,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:36,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 188 states and 193 transitions. [2023-11-21 18:30:36,128 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 193 transitions. [2023-11-21 18:30:36,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-21 18:30:36,128 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:36,129 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:36,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:36,185 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:30:36,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:36,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 193 states and 203 transitions. [2023-11-21 18:30:36,470 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 203 transitions. [2023-11-21 18:30:36,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-21 18:30:36,471 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:36,471 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:36,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:36,547 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:30:36,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:36,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 194 states and 204 transitions. [2023-11-21 18:30:36,558 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 204 transitions. [2023-11-21 18:30:36,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-21 18:30:36,559 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:36,559 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:36,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:36,608 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:30:36,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:36,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 195 states and 205 transitions. [2023-11-21 18:30:36,623 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 205 transitions. [2023-11-21 18:30:36,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-21 18:30:36,623 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:36,623 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:36,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:36,661 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:30:36,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:36,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 196 states and 206 transitions. [2023-11-21 18:30:36,711 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 206 transitions. [2023-11-21 18:30:36,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-21 18:30:36,712 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:36,712 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:36,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:36,771 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:30:36,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:36,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 196 states and 206 transitions. [2023-11-21 18:30:36,824 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 206 transitions. [2023-11-21 18:30:36,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-21 18:30:36,824 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:36,825 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:36,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:36,852 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:30:36,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:36,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 195 states and 205 transitions. [2023-11-21 18:30:36,860 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 205 transitions. [2023-11-21 18:30:36,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-21 18:30:36,860 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:36,861 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:36,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:36,886 INFO L262 TraceCheckSpWp]: Trace formula consists of 43 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:30:36,890 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:30:36,918 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:30:36,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:36,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 197 states and 207 transitions. [2023-11-21 18:30:36,937 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 207 transitions. [2023-11-21 18:30:36,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-21 18:30:36,937 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:36,938 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:36,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:36,955 INFO L262 TraceCheckSpWp]: Trace formula consists of 44 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:30:36,956 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:30:36,994 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:30:37,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:37,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 198 states and 208 transitions. [2023-11-21 18:30:37,010 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 208 transitions. [2023-11-21 18:30:37,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-21 18:30:37,010 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:37,011 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:37,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:37,030 INFO L262 TraceCheckSpWp]: Trace formula consists of 45 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:30:37,031 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:30:37,069 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:30:37,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:37,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 199 states and 209 transitions. [2023-11-21 18:30:37,096 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 209 transitions. [2023-11-21 18:30:37,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-21 18:30:37,096 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:37,097 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:37,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:37,123 INFO L262 TraceCheckSpWp]: Trace formula consists of 46 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:30:37,123 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:30:37,126 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:30:37,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:37,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 198 states and 208 transitions. [2023-11-21 18:30:37,137 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 208 transitions. [2023-11-21 18:30:37,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-21 18:30:37,137 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:37,138 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:37,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:37,173 INFO L262 TraceCheckSpWp]: Trace formula consists of 47 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:30:37,175 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:30:37,205 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:30:37,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:37,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 200 states and 210 transitions. [2023-11-21 18:30:37,228 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 210 transitions. [2023-11-21 18:30:37,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-21 18:30:37,228 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:37,229 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:37,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:37,254 INFO L262 TraceCheckSpWp]: Trace formula consists of 48 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:30:37,255 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:30:37,280 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:30:37,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:37,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 201 states and 211 transitions. [2023-11-21 18:30:37,296 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 211 transitions. [2023-11-21 18:30:37,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-21 18:30:37,296 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:37,297 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:37,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:37,315 INFO L262 TraceCheckSpWp]: Trace formula consists of 49 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:30:37,316 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:30:37,352 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:30:37,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:37,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 202 states and 212 transitions. [2023-11-21 18:30:37,378 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 212 transitions. [2023-11-21 18:30:37,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-21 18:30:37,379 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:37,379 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:37,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:37,406 INFO L262 TraceCheckSpWp]: Trace formula consists of 50 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:30:37,407 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:30:37,461 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:30:37,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:37,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 203 states and 214 transitions. [2023-11-21 18:30:37,506 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 214 transitions. [2023-11-21 18:30:37,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-21 18:30:37,507 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:37,508 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:37,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:37,540 INFO L262 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:30:37,541 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:30:37,595 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:30:37,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:37,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 205 states and 216 transitions. [2023-11-21 18:30:37,656 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 216 transitions. [2023-11-21 18:30:37,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-21 18:30:37,657 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:37,657 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:37,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:37,675 INFO L262 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:30:37,676 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:30:37,678 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:30:37,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:37,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 204 states and 215 transitions. [2023-11-21 18:30:37,685 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 215 transitions. [2023-11-21 18:30:37,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-21 18:30:37,685 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:37,686 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:37,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:37,708 INFO L262 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:30:37,710 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:30:37,753 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:30:37,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:37,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 207 states and 218 transitions. [2023-11-21 18:30:37,790 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 218 transitions. [2023-11-21 18:30:37,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-21 18:30:37,791 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:37,791 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:37,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:37,811 INFO L262 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:30:37,812 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:30:37,853 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:30:37,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:37,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 208 states and 219 transitions. [2023-11-21 18:30:37,868 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 219 transitions. [2023-11-21 18:30:37,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-21 18:30:37,869 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:37,869 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:37,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:37,887 INFO L262 TraceCheckSpWp]: Trace formula consists of 55 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:30:37,888 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:30:37,920 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:30:37,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:37,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 209 states and 220 transitions. [2023-11-21 18:30:37,935 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 220 transitions. [2023-11-21 18:30:37,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-21 18:30:37,936 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:37,936 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:37,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:37,954 INFO L262 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:30:37,955 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:30:37,956 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:30:37,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:37,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 208 states and 219 transitions. [2023-11-21 18:30:37,964 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 219 transitions. [2023-11-21 18:30:37,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-21 18:30:37,964 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:37,965 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:37,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:37,983 INFO L262 TraceCheckSpWp]: Trace formula consists of 57 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:30:37,984 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:30:38,032 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:30:38,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:38,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 210 states and 221 transitions. [2023-11-21 18:30:38,053 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 221 transitions. [2023-11-21 18:30:38,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-21 18:30:38,054 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:38,054 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:38,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:38,074 INFO L262 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:30:38,076 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:30:38,124 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:30:38,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:38,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 211 states and 222 transitions. [2023-11-21 18:30:38,140 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 222 transitions. [2023-11-21 18:30:38,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-21 18:30:38,141 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:38,141 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:38,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:38,161 INFO L262 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:30:38,163 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:30:38,220 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:30:38,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:38,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 212 states and 223 transitions. [2023-11-21 18:30:38,239 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 223 transitions. [2023-11-21 18:30:38,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-21 18:30:38,239 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:38,239 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:38,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:38,260 INFO L262 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:30:38,260 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:30:38,298 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:30:38,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:38,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 213 states and 225 transitions. [2023-11-21 18:30:38,341 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 225 transitions. [2023-11-21 18:30:38,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-21 18:30:38,341 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:38,341 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:38,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:38,362 INFO L262 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:30:38,362 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:30:38,400 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:30:38,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:38,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 212 states and 224 transitions. [2023-11-21 18:30:38,498 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 224 transitions. [2023-11-21 18:30:38,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-21 18:30:38,499 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:38,499 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:38,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:38,519 INFO L262 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:30:38,519 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:30:38,521 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:30:38,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:38,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 211 states and 223 transitions. [2023-11-21 18:30:38,530 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 223 transitions. [2023-11-21 18:30:38,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-21 18:30:38,530 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:38,530 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:38,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:38,551 INFO L262 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:30:38,552 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:30:38,610 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:30:38,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:38,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 215 states and 228 transitions. [2023-11-21 18:30:38,804 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 228 transitions. [2023-11-21 18:30:38,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-21 18:30:38,805 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:38,805 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:38,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:38,830 INFO L262 TraceCheckSpWp]: Trace formula consists of 64 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:30:38,831 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:30:38,908 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:30:39,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:39,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 220 states and 235 transitions. [2023-11-21 18:30:39,145 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 235 transitions. [2023-11-21 18:30:39,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-21 18:30:39,146 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:39,146 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:39,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:39,167 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:30:39,168 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:30:39,234 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:30:39,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:39,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 222 states and 237 transitions. [2023-11-21 18:30:39,522 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 237 transitions. [2023-11-21 18:30:39,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-21 18:30:39,522 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:39,522 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:39,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:39,544 INFO L262 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:30:39,545 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:30:39,593 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:30:39,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:39,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 229 states and 244 transitions. [2023-11-21 18:30:39,785 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 244 transitions. [2023-11-21 18:30:39,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-21 18:30:39,785 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:39,786 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:39,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:39,813 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:30:39,814 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:30:39,875 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:30:39,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:39,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 230 states and 245 transitions. [2023-11-21 18:30:39,894 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 245 transitions. [2023-11-21 18:30:39,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-21 18:30:39,894 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:39,895 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:39,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:39,922 INFO L262 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:30:39,923 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:30:40,004 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:30:40,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:40,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 263 states and 282 transitions. [2023-11-21 18:30:40,620 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 282 transitions. [2023-11-21 18:30:40,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-21 18:30:40,620 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:40,620 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:40,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:40,644 INFO L262 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:30:40,645 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:30:40,733 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:30:41,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:41,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 297 states and 320 transitions. [2023-11-21 18:30:41,510 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 320 transitions. [2023-11-21 18:30:41,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-21 18:30:41,510 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:41,510 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:41,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:41,536 INFO L262 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:30:41,537 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:30:41,708 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:30:42,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:42,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 300 states and 325 transitions. [2023-11-21 18:30:42,243 INFO L276 IsEmpty]: Start isEmpty. Operand 300 states and 325 transitions. [2023-11-21 18:30:42,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-21 18:30:42,243 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:42,243 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:42,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:42,272 INFO L262 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:30:42,273 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:30:42,453 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:30:43,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:43,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 303 states and 329 transitions. [2023-11-21 18:30:43,142 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 329 transitions. [2023-11-21 18:30:43,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-21 18:30:43,142 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:43,142 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:43,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:43,168 INFO L262 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-21 18:30:43,169 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:30:43,495 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:30:44,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:44,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 336 states to 308 states and 336 transitions. [2023-11-21 18:30:44,185 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 336 transitions. [2023-11-21 18:30:44,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-21 18:30:44,185 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:44,186 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:44,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:44,209 INFO L262 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-21 18:30:44,210 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:30:44,581 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:30:45,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:45,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 343 states to 314 states and 343 transitions. [2023-11-21 18:30:45,363 INFO L276 IsEmpty]: Start isEmpty. Operand 314 states and 343 transitions. [2023-11-21 18:30:45,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-21 18:30:45,367 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:45,367 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:45,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:45,392 INFO L262 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:30:45,393 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:30:45,527 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:30:46,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:46,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 392 states to 355 states and 392 transitions. [2023-11-21 18:30:46,735 INFO L276 IsEmpty]: Start isEmpty. Operand 355 states and 392 transitions. [2023-11-21 18:30:46,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-21 18:30:46,735 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:46,735 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:46,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:46,762 INFO L262 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:30:46,763 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:30:46,870 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:30:47,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:47,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 399 states to 358 states and 399 transitions. [2023-11-21 18:30:47,280 INFO L276 IsEmpty]: Start isEmpty. Operand 358 states and 399 transitions. [2023-11-21 18:30:47,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-21 18:30:47,280 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:47,280 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:47,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:47,309 INFO L262 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:30:47,310 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:30:47,431 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:30:49,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:49,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 450 states to 400 states and 450 transitions. [2023-11-21 18:30:49,083 INFO L276 IsEmpty]: Start isEmpty. Operand 400 states and 450 transitions. [2023-11-21 18:30:49,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-21 18:30:49,083 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:49,084 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:49,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:49,107 INFO L262 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:30:49,108 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:30:49,205 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:30:49,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:49,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 459 states to 404 states and 459 transitions. [2023-11-21 18:30:49,775 INFO L276 IsEmpty]: Start isEmpty. Operand 404 states and 459 transitions. [2023-11-21 18:30:49,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-21 18:30:49,776 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:49,776 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:49,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:49,801 INFO L262 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:30:49,802 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:30:49,867 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:30:50,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:50,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 464 states to 407 states and 464 transitions. [2023-11-21 18:30:50,208 INFO L276 IsEmpty]: Start isEmpty. Operand 407 states and 464 transitions. [2023-11-21 18:30:50,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-21 18:30:50,208 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:50,209 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:50,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:50,251 INFO L262 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:30:50,252 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:30:50,306 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:30:50,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:50,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 470 states to 411 states and 470 transitions. [2023-11-21 18:30:50,705 INFO L276 IsEmpty]: Start isEmpty. Operand 411 states and 470 transitions. [2023-11-21 18:30:50,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-21 18:30:50,705 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:50,705 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:50,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:50,738 INFO L262 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:30:50,739 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:30:50,899 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:30:51,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:51,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 477 states to 415 states and 477 transitions. [2023-11-21 18:30:51,359 INFO L276 IsEmpty]: Start isEmpty. Operand 415 states and 477 transitions. [2023-11-21 18:30:51,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-21 18:30:51,360 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:51,360 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:51,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:51,400 INFO L262 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:30:51,401 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:30:51,473 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:30:51,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:51,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 481 states to 417 states and 481 transitions. [2023-11-21 18:30:51,979 INFO L276 IsEmpty]: Start isEmpty. Operand 417 states and 481 transitions. [2023-11-21 18:30:51,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-21 18:30:51,979 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:51,979 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:52,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:52,004 INFO L262 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:30:52,005 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:30:52,007 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:30:52,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:52,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 480 states to 416 states and 480 transitions. [2023-11-21 18:30:52,026 INFO L276 IsEmpty]: Start isEmpty. Operand 416 states and 480 transitions. [2023-11-21 18:30:52,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-21 18:30:52,026 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:52,027 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:52,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:52,051 INFO L262 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:30:52,052 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:30:52,208 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:30:52,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:52,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 488 states to 421 states and 488 transitions. [2023-11-21 18:30:52,945 INFO L276 IsEmpty]: Start isEmpty. Operand 421 states and 488 transitions. [2023-11-21 18:30:52,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-21 18:30:52,946 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:52,946 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:52,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:52,971 INFO L262 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:30:52,972 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:30:53,051 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:30:53,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:53,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 492 states to 423 states and 492 transitions. [2023-11-21 18:30:53,359 INFO L276 IsEmpty]: Start isEmpty. Operand 423 states and 492 transitions. [2023-11-21 18:30:53,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-21 18:30:53,360 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:53,360 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:53,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:53,387 INFO L262 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-21 18:30:53,388 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:30:53,504 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:30:54,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:54,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 506 states to 432 states and 506 transitions. [2023-11-21 18:30:54,527 INFO L276 IsEmpty]: Start isEmpty. Operand 432 states and 506 transitions. [2023-11-21 18:30:54,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-21 18:30:54,528 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:54,528 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:54,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:54,552 INFO L262 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:30:54,553 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:30:54,700 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:30:55,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:55,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 510 states to 436 states and 510 transitions. [2023-11-21 18:30:55,111 INFO L276 IsEmpty]: Start isEmpty. Operand 436 states and 510 transitions. [2023-11-21 18:30:55,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-21 18:30:55,112 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:55,112 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:55,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:55,137 INFO L262 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:30:55,138 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:30:55,219 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:30:55,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:55,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 512 states to 437 states and 512 transitions. [2023-11-21 18:30:55,285 INFO L276 IsEmpty]: Start isEmpty. Operand 437 states and 512 transitions. [2023-11-21 18:30:55,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-21 18:30:55,285 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:55,286 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:55,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:55,340 INFO L262 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:30:55,341 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:30:55,343 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:30:55,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:55,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 511 states to 436 states and 511 transitions. [2023-11-21 18:30:55,365 INFO L276 IsEmpty]: Start isEmpty. Operand 436 states and 511 transitions. [2023-11-21 18:30:55,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-21 18:30:55,366 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:55,366 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:55,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:55,391 INFO L262 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:30:55,392 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:30:55,522 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:30:55,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:55,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 513 states to 438 states and 513 transitions. [2023-11-21 18:30:55,660 INFO L276 IsEmpty]: Start isEmpty. Operand 438 states and 513 transitions. [2023-11-21 18:30:55,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-21 18:30:55,660 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:55,661 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:55,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:55,689 INFO L262 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:30:55,691 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:30:55,849 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:30:56,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:56,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 519 states to 444 states and 519 transitions. [2023-11-21 18:30:56,333 INFO L276 IsEmpty]: Start isEmpty. Operand 444 states and 519 transitions. [2023-11-21 18:30:56,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-21 18:30:56,334 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:56,334 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:56,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:56,372 INFO L262 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:30:56,373 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:30:56,376 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:30:56,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:56,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 518 states to 443 states and 518 transitions. [2023-11-21 18:30:56,412 INFO L276 IsEmpty]: Start isEmpty. Operand 443 states and 518 transitions. [2023-11-21 18:30:56,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-21 18:30:56,413 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:56,413 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:56,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:56,436 INFO L262 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:30:56,437 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:30:56,617 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:30:57,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:57,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 525 states to 450 states and 525 transitions. [2023-11-21 18:30:57,163 INFO L276 IsEmpty]: Start isEmpty. Operand 450 states and 525 transitions. [2023-11-21 18:30:57,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-21 18:30:57,163 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:57,163 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:57,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:57,193 INFO L262 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-21 18:30:57,194 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:30:57,263 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:30:57,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:57,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 528 states to 453 states and 528 transitions. [2023-11-21 18:30:57,310 INFO L276 IsEmpty]: Start isEmpty. Operand 453 states and 528 transitions. [2023-11-21 18:30:57,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-21 18:30:57,311 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:57,311 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:57,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:57,336 INFO L262 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:30:57,337 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:30:57,525 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:30:58,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:58,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 536 states to 461 states and 536 transitions. [2023-11-21 18:30:58,094 INFO L276 IsEmpty]: Start isEmpty. Operand 461 states and 536 transitions. [2023-11-21 18:30:58,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-21 18:30:58,095 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:58,095 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:58,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:58,121 INFO L262 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:30:58,122 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:30:58,194 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:30:58,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:58,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 554 states to 474 states and 554 transitions. [2023-11-21 18:30:58,766 INFO L276 IsEmpty]: Start isEmpty. Operand 474 states and 554 transitions. [2023-11-21 18:30:58,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-21 18:30:58,767 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:58,767 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:58,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:58,799 INFO L262 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:30:58,800 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:30:58,848 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:30:59,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:59,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 553 states to 473 states and 553 transitions. [2023-11-21 18:30:59,104 INFO L276 IsEmpty]: Start isEmpty. Operand 473 states and 553 transitions. [2023-11-21 18:30:59,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-21 18:30:59,105 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:59,105 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:59,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:59,140 INFO L262 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:30:59,141 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:30:59,341 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:31:00,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:00,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 576 states to 488 states and 576 transitions. [2023-11-21 18:31:00,402 INFO L276 IsEmpty]: Start isEmpty. Operand 488 states and 576 transitions. [2023-11-21 18:31:00,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-21 18:31:00,403 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:00,403 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:00,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:00,429 INFO L262 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:31:00,430 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:31:00,480 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:31:00,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:00,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 575 states to 487 states and 575 transitions. [2023-11-21 18:31:00,584 INFO L276 IsEmpty]: Start isEmpty. Operand 487 states and 575 transitions. [2023-11-21 18:31:00,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-21 18:31:00,585 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:00,585 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:00,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:00,624 INFO L262 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:31:00,626 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:31:00,628 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:31:00,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:00,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 574 states to 486 states and 574 transitions. [2023-11-21 18:31:00,650 INFO L276 IsEmpty]: Start isEmpty. Operand 486 states and 574 transitions. [2023-11-21 18:31:00,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-21 18:31:00,651 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:00,651 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:00,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:00,680 INFO L262 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-21 18:31:00,681 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:31:01,032 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:31:04,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:04,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 660 states to 538 states and 660 transitions. [2023-11-21 18:31:04,018 INFO L276 IsEmpty]: Start isEmpty. Operand 538 states and 660 transitions. [2023-11-21 18:31:04,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-21 18:31:04,019 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:04,019 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:04,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:04,046 INFO L262 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:31:04,047 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:31:04,123 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:31:04,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:04,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 659 states to 537 states and 659 transitions. [2023-11-21 18:31:04,584 INFO L276 IsEmpty]: Start isEmpty. Operand 537 states and 659 transitions. [2023-11-21 18:31:04,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-21 18:31:04,585 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:04,585 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:04,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:04,611 INFO L262 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-21 18:31:04,612 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:31:04,974 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:31:08,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:08,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 742 states to 590 states and 742 transitions. [2023-11-21 18:31:08,294 INFO L276 IsEmpty]: Start isEmpty. Operand 590 states and 742 transitions. [2023-11-21 18:31:08,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-21 18:31:08,298 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:08,298 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:08,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:08,325 INFO L262 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:31:08,326 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:31:08,413 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:31:08,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:08,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 741 states to 589 states and 741 transitions. [2023-11-21 18:31:08,791 INFO L276 IsEmpty]: Start isEmpty. Operand 589 states and 741 transitions. [2023-11-21 18:31:08,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-21 18:31:08,791 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:08,792 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:08,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:08,817 INFO L262 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:31:08,818 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:31:08,905 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:31:09,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:09,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 740 states to 588 states and 740 transitions. [2023-11-21 18:31:09,009 INFO L276 IsEmpty]: Start isEmpty. Operand 588 states and 740 transitions. [2023-11-21 18:31:09,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-21 18:31:09,010 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:09,010 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:09,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:09,039 INFO L262 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:31:09,040 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:31:09,146 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:31:10,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:10,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 755 states to 594 states and 755 transitions. [2023-11-21 18:31:10,663 INFO L276 IsEmpty]: Start isEmpty. Operand 594 states and 755 transitions. [2023-11-21 18:31:10,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-21 18:31:10,664 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:10,664 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:10,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:10,688 INFO L262 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:31:10,689 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:31:10,799 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:31:11,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:11,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 761 states to 598 states and 761 transitions. [2023-11-21 18:31:11,872 INFO L276 IsEmpty]: Start isEmpty. Operand 598 states and 761 transitions. [2023-11-21 18:31:11,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-21 18:31:11,873 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:11,873 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:11,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:11,954 INFO L262 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:31:11,956 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:31:12,071 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:31:12,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:12,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 763 states to 600 states and 763 transitions. [2023-11-21 18:31:12,788 INFO L276 IsEmpty]: Start isEmpty. Operand 600 states and 763 transitions. [2023-11-21 18:31:12,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-21 18:31:12,788 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:12,788 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:12,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:12,814 INFO L262 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:31:12,815 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:31:12,817 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:31:12,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:12,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 762 states to 599 states and 762 transitions. [2023-11-21 18:31:12,839 INFO L276 IsEmpty]: Start isEmpty. Operand 599 states and 762 transitions. [2023-11-21 18:31:12,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-21 18:31:12,840 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:12,840 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:12,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:12,868 INFO L262 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:31:12,869 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:31:12,941 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:31:14,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:14,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 775 states to 605 states and 775 transitions. [2023-11-21 18:31:14,436 INFO L276 IsEmpty]: Start isEmpty. Operand 605 states and 775 transitions. [2023-11-21 18:31:14,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-21 18:31:14,436 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:14,437 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:14,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:14,467 INFO L262 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:31:14,469 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:31:14,542 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:31:15,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:15,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 782 states to 610 states and 782 transitions. [2023-11-21 18:31:15,809 INFO L276 IsEmpty]: Start isEmpty. Operand 610 states and 782 transitions. [2023-11-21 18:31:15,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-21 18:31:15,810 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:15,810 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:15,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:15,856 INFO L262 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:31:15,857 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:31:15,936 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:31:16,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:16,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 784 states to 612 states and 784 transitions. [2023-11-21 18:31:16,738 INFO L276 IsEmpty]: Start isEmpty. Operand 612 states and 784 transitions. [2023-11-21 18:31:16,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-21 18:31:16,738 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:16,739 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:16,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:16,764 INFO L262 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:31:16,765 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:31:16,990 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:31:18,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:18,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 783 states to 611 states and 783 transitions. [2023-11-21 18:31:18,505 INFO L276 IsEmpty]: Start isEmpty. Operand 611 states and 783 transitions. [2023-11-21 18:31:18,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-21 18:31:18,506 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:18,506 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:18,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:18,530 INFO L262 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:31:18,532 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:31:18,866 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:31:20,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:20,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 782 states to 610 states and 782 transitions. [2023-11-21 18:31:20,159 INFO L276 IsEmpty]: Start isEmpty. Operand 610 states and 782 transitions. [2023-11-21 18:31:20,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-11-21 18:31:20,160 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:20,160 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:20,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:20,188 INFO L262 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-21 18:31:20,189 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:31:20,275 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:31:20,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:20,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 785 states to 613 states and 785 transitions. [2023-11-21 18:31:20,522 INFO L276 IsEmpty]: Start isEmpty. Operand 613 states and 785 transitions. [2023-11-21 18:31:20,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-11-21 18:31:20,523 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:20,523 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:20,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:20,550 INFO L262 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:31:20,551 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:31:20,773 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:31:21,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:21,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 784 states to 612 states and 784 transitions. [2023-11-21 18:31:21,274 INFO L276 IsEmpty]: Start isEmpty. Operand 612 states and 784 transitions. [2023-11-21 18:31:21,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-11-21 18:31:21,275 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:21,275 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:21,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:21,305 INFO L262 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:31:21,306 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:31:21,412 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:31:21,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:21,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 786 states to 613 states and 786 transitions. [2023-11-21 18:31:21,509 INFO L276 IsEmpty]: Start isEmpty. Operand 613 states and 786 transitions. [2023-11-21 18:31:21,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-11-21 18:31:21,510 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:21,510 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:21,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:21,536 INFO L262 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:31:21,536 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:31:21,686 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:31:22,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:22,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 785 states to 612 states and 785 transitions. [2023-11-21 18:31:22,117 INFO L276 IsEmpty]: Start isEmpty. Operand 612 states and 785 transitions. [2023-11-21 18:31:22,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-11-21 18:31:22,118 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:22,118 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:22,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:22,149 INFO L262 TraceCheckSpWp]: Trace formula consists of 113 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-21 18:31:22,151 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:31:22,494 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.