./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/sqrt1-ll_unwindbound20.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b18ade25-84dc-4ec3-813c-22447e966b50/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b18ade25-84dc-4ec3-813c-22447e966b50/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b18ade25-84dc-4ec3-813c-22447e966b50/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b18ade25-84dc-4ec3-813c-22447e966b50/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/sqrt1-ll_unwindbound20.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b18ade25-84dc-4ec3-813c-22447e966b50/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b18ade25-84dc-4ec3-813c-22447e966b50/bin/ukojak-verify-afCqCEvfdi --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 4b6ae28789704f5fd465d11d450ce27cd9b971ac76fe8e36268d0ace5b5b057f --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:12:09,130 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:12:09,273 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b18ade25-84dc-4ec3-813c-22447e966b50/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-24 22:12:09,283 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 22:12:09,284 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 22:12:09,312 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:12:09,313 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 22:12:09,314 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 22:12:09,314 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:12:09,315 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:12:09,316 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:12:09,316 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 22:12:09,317 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 22:12:09,317 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 22:12:09,318 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 22:12:09,318 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:12:09,319 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 22:12:09,319 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:12:09,320 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 22:12:09,320 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-24 22:12:09,321 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 22:12:09,322 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 22:12:09,322 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 22:12:09,323 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:12:09,323 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:12:09,324 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:12:09,324 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:12:09,324 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:12:09,325 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:12:09,325 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:12:09,326 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:12:09,326 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 22:12:09,326 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 22:12:09,326 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 22:12:09,327 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 22:12:09,327 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_b18ade25-84dc-4ec3-813c-22447e966b50/bin/ukojak-verify-afCqCEvfdi/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b18ade25-84dc-4ec3-813c-22447e966b50/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4b6ae28789704f5fd465d11d450ce27cd9b971ac76fe8e36268d0ace5b5b057f [2023-11-24 22:12:09,664 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:12:09,693 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:12:09,696 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:12:09,697 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:12:09,698 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:12:09,699 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b18ade25-84dc-4ec3-813c-22447e966b50/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/nla-digbench-scaling/sqrt1-ll_unwindbound20.c [2023-11-24 22:12:12,868 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:12:13,076 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:12:13,076 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b18ade25-84dc-4ec3-813c-22447e966b50/sv-benchmarks/c/nla-digbench-scaling/sqrt1-ll_unwindbound20.c [2023-11-24 22:12:13,085 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b18ade25-84dc-4ec3-813c-22447e966b50/bin/ukojak-verify-afCqCEvfdi/data/8b3be844c/3e4e694eea5b4634a34343c1b5c8fe49/FLAG37788a13a [2023-11-24 22:12:13,101 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b18ade25-84dc-4ec3-813c-22447e966b50/bin/ukojak-verify-afCqCEvfdi/data/8b3be844c/3e4e694eea5b4634a34343c1b5c8fe49 [2023-11-24 22:12:13,104 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:12:13,106 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:12:13,107 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:12:13,107 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:12:13,113 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:12:13,114 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:12:13" (1/1) ... [2023-11-24 22:12:13,115 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@567b19d4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:13, skipping insertion in model container [2023-11-24 22:12:13,116 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:12:13" (1/1) ... [2023-11-24 22:12:13,138 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:12:13,336 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:12:13,349 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:12:13,370 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:12:13,385 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:12:13,385 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:13 WrapperNode [2023-11-24 22:12:13,386 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:12:13,387 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:12:13,387 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:12:13,387 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:12:13,395 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:13" (1/1) ... [2023-11-24 22:12:13,403 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:13" (1/1) ... [2023-11-24 22:12:13,430 INFO L138 Inliner]: procedures = 14, calls = 14, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 100 [2023-11-24 22:12:13,430 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:12:13,431 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:12:13,431 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:12:13,431 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:12:13,441 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:13" (1/1) ... [2023-11-24 22:12:13,442 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:13" (1/1) ... [2023-11-24 22:12:13,444 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:13" (1/1) ... [2023-11-24 22:12:13,445 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:13" (1/1) ... [2023-11-24 22:12:13,449 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:13" (1/1) ... [2023-11-24 22:12:13,452 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:13" (1/1) ... [2023-11-24 22:12:13,453 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:13" (1/1) ... [2023-11-24 22:12:13,454 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:13" (1/1) ... [2023-11-24 22:12:13,457 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:12:13,458 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:12:13,458 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:12:13,458 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:12:13,459 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:13" (1/1) ... [2023-11-24 22:12:13,465 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:12:13,480 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b18ade25-84dc-4ec3-813c-22447e966b50/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:12:13,492 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b18ade25-84dc-4ec3-813c-22447e966b50/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:12:13,515 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b18ade25-84dc-4ec3-813c-22447e966b50/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:12:13,541 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:12:13,541 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 22:12:13,541 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:12:13,542 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:12:13,542 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-24 22:12:13,542 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-24 22:12:13,612 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:12:13,615 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:12:14,042 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:12:14,102 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 22:12:14,108 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-24 22:12:14,110 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:12:14 BoogieIcfgContainer [2023-11-24 22:12:14,111 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 22:12:14,112 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 22:12:14,112 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 22:12:14,127 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 22:12:14,128 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:12:14" (1/1) ... [2023-11-24 22:12:14,140 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 22:12:14,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:14,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 118 states and 125 transitions. [2023-11-24 22:12:14,225 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 125 transitions. [2023-11-24 22:12:14,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-24 22:12:14,228 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:14,229 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:14,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:14,411 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:12:14,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:14,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 118 states and 124 transitions. [2023-11-24 22:12:14,443 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 124 transitions. [2023-11-24 22:12:14,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-24 22:12:14,444 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:14,444 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:14,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:14,593 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:12:14,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:14,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 120 states and 127 transitions. [2023-11-24 22:12:14,645 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 127 transitions. [2023-11-24 22:12:14,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-24 22:12:14,648 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:14,648 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:14,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:14,721 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:12:14,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:14,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 121 states and 128 transitions. [2023-11-24 22:12:14,745 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 128 transitions. [2023-11-24 22:12:14,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-24 22:12:14,746 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:14,746 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:14,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:14,798 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:12:14,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:14,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 126 states and 136 transitions. [2023-11-24 22:12:14,925 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 136 transitions. [2023-11-24 22:12:14,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-24 22:12:14,926 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:14,926 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:14,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:14,970 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:12:15,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:15,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 127 states and 137 transitions. [2023-11-24 22:12:15,009 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 137 transitions. [2023-11-24 22:12:15,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-24 22:12:15,010 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:15,010 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:15,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:15,036 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:12:15,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:15,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 128 states and 138 transitions. [2023-11-24 22:12:15,050 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 138 transitions. [2023-11-24 22:12:15,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-24 22:12:15,050 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:15,051 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:15,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:15,080 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:12:15,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:15,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 129 states and 139 transitions. [2023-11-24 22:12:15,095 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 139 transitions. [2023-11-24 22:12:15,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-24 22:12:15,096 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:15,096 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:15,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:15,135 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:12:15,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:15,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 130 states and 140 transitions. [2023-11-24 22:12:15,158 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 140 transitions. [2023-11-24 22:12:15,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-24 22:12:15,162 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:15,162 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:15,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:15,227 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:12:15,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:15,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 132 states and 143 transitions. [2023-11-24 22:12:15,267 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 143 transitions. [2023-11-24 22:12:15,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-24 22:12:15,268 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:15,269 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:15,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:15,342 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:12:15,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:15,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 133 states and 144 transitions. [2023-11-24 22:12:15,373 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 144 transitions. [2023-11-24 22:12:15,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-24 22:12:15,374 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:15,375 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:15,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:15,426 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:12:15,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:15,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 134 states and 145 transitions. [2023-11-24 22:12:15,454 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 145 transitions. [2023-11-24 22:12:15,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-24 22:12:15,455 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:15,455 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:15,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:15,517 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:12:15,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:15,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 135 states and 146 transitions. [2023-11-24 22:12:15,541 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 146 transitions. [2023-11-24 22:12:15,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-24 22:12:15,542 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:15,542 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:15,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:15,556 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:12:15,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:15,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 134 states and 145 transitions. [2023-11-24 22:12:15,563 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 145 transitions. [2023-11-24 22:12:15,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-24 22:12:15,564 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:15,564 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:15,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:15,592 INFO L262 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:12:15,597 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:12:15,641 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:12:15,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:15,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 136 states and 147 transitions. [2023-11-24 22:12:15,661 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 147 transitions. [2023-11-24 22:12:15,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-24 22:12:15,662 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:15,663 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:15,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:15,689 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 22:12:15,690 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:12:15,694 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:12:15,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:15,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 135 states and 146 transitions. [2023-11-24 22:12:15,703 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 146 transitions. [2023-11-24 22:12:15,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-24 22:12:15,704 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:15,704 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:15,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:15,738 INFO L262 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:12:15,741 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:12:15,806 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:12:16,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:16,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 153 states and 169 transitions. [2023-11-24 22:12:16,198 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 169 transitions. [2023-11-24 22:12:16,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-24 22:12:16,199 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:16,201 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:16,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:16,253 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:12:16,255 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:12:16,335 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:12:16,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:16,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 172 states and 194 transitions. [2023-11-24 22:12:16,924 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 194 transitions. [2023-11-24 22:12:16,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-24 22:12:16,925 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:16,926 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:16,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:16,963 INFO L262 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:12:16,969 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:12:17,047 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:12:17,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:17,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 192 states and 220 transitions. [2023-11-24 22:12:17,875 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 220 transitions. [2023-11-24 22:12:17,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-24 22:12:17,876 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:17,876 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:17,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:17,910 INFO L262 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:12:17,913 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:12:18,100 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:12:18,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:18,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 195 states and 225 transitions. [2023-11-24 22:12:18,405 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 225 transitions. [2023-11-24 22:12:18,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-24 22:12:18,406 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:18,406 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:18,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:18,428 INFO L262 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:12:18,430 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:12:18,603 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:12:19,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:19,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 198 states and 229 transitions. [2023-11-24 22:12:19,079 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 229 transitions. [2023-11-24 22:12:19,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-24 22:12:19,081 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:19,082 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:19,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:19,111 INFO L262 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:12:19,113 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:12:19,199 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:12:19,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:19,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 200 states and 233 transitions. [2023-11-24 22:12:19,448 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 233 transitions. [2023-11-24 22:12:19,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-24 22:12:19,449 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:19,449 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:19,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:19,485 INFO L262 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:12:19,497 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:12:19,585 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:12:19,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:19,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 206 states and 241 transitions. [2023-11-24 22:12:19,977 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 241 transitions. [2023-11-24 22:12:19,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-24 22:12:19,978 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:19,978 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:20,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:20,010 INFO L262 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:12:20,012 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:12:20,139 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:12:20,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:20,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 208 states and 244 transitions. [2023-11-24 22:12:20,672 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 244 transitions. [2023-11-24 22:12:20,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-24 22:12:20,673 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:20,673 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:20,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:20,704 INFO L262 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 22:12:20,710 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:12:20,957 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:12:21,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:21,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 212 states and 249 transitions. [2023-11-24 22:12:21,360 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 249 transitions. [2023-11-24 22:12:21,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-24 22:12:21,361 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:21,361 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:21,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:21,382 INFO L262 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:12:21,384 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:12:21,446 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:12:21,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:21,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 213 states and 251 transitions. [2023-11-24 22:12:21,770 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 251 transitions. [2023-11-24 22:12:21,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-24 22:12:21,770 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:21,771 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:21,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:21,821 INFO L262 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 22:12:21,823 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:12:21,968 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:12:22,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:22,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 215 states and 254 transitions. [2023-11-24 22:12:22,164 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 254 transitions. [2023-11-24 22:12:22,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-24 22:12:22,165 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:22,165 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:22,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:22,189 INFO L262 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:12:22,191 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:12:22,279 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 22:12:23,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:23,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 225 states and 270 transitions. [2023-11-24 22:12:23,227 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 270 transitions. [2023-11-24 22:12:23,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-24 22:12:23,229 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:23,230 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:23,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:23,256 INFO L262 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:12:23,257 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:12:23,338 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 22:12:23,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:23,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 226 states and 271 transitions. [2023-11-24 22:12:23,424 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 271 transitions. [2023-11-24 22:12:23,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-24 22:12:23,425 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:23,425 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:23,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:23,448 INFO L262 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:12:23,450 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:12:23,522 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 22:12:24,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:24,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 300 states to 237 states and 288 transitions. [2023-11-24 22:12:24,640 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 288 transitions. [2023-11-24 22:12:24,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-24 22:12:24,644 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:24,647 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:24,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:24,681 INFO L262 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:12:24,683 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:12:24,766 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 22:12:24,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:24,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 302 states to 239 states and 290 transitions. [2023-11-24 22:12:24,958 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 290 transitions. [2023-11-24 22:12:24,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-24 22:12:24,959 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:24,960 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:24,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:24,986 INFO L262 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:12:24,988 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:12:25,035 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 22:12:25,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:25,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 238 states and 289 transitions. [2023-11-24 22:12:25,086 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 289 transitions. [2023-11-24 22:12:25,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-24 22:12:25,087 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:25,087 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:25,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:25,110 INFO L262 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:12:25,112 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:12:25,190 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 22:12:25,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:25,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 311 states to 243 states and 299 transitions. [2023-11-24 22:12:25,801 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 299 transitions. [2023-11-24 22:12:25,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-24 22:12:25,801 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:25,802 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:25,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:25,830 INFO L262 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:12:25,831 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:12:25,877 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 22:12:25,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:25,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 310 states to 242 states and 298 transitions. [2023-11-24 22:12:25,928 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 298 transitions. [2023-11-24 22:12:25,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-24 22:12:25,928 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:25,929 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:25,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:25,986 INFO L262 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:12:25,987 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:12:26,046 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 22:12:26,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:26,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 321 states to 248 states and 309 transitions. [2023-11-24 22:12:26,810 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 309 transitions. [2023-11-24 22:12:26,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-24 22:12:26,811 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:26,811 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:26,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:26,842 INFO L262 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 22:12:26,843 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:12:27,103 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 22:12:28,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:28,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 338 states to 258 states and 326 transitions. [2023-11-24 22:12:28,864 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 326 transitions. [2023-11-24 22:12:28,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-24 22:12:28,866 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:28,866 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:28,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:28,906 INFO L262 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 22:12:28,907 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:12:29,166 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 22:12:30,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:30,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 361 states to 273 states and 349 transitions. [2023-11-24 22:12:30,840 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 349 transitions. [2023-11-24 22:12:30,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-24 22:12:30,840 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:30,841 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:30,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:30,884 INFO L262 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:12:30,886 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:12:30,929 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-24 22:12:31,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:31,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 362 states to 272 states and 348 transitions. [2023-11-24 22:12:31,093 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 348 transitions. [2023-11-24 22:12:31,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-24 22:12:31,094 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:31,095 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:31,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:31,130 INFO L262 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:12:31,132 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:12:31,172 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-24 22:12:31,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:31,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 364 states to 271 states and 347 transitions. [2023-11-24 22:12:31,232 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 347 transitions. [2023-11-24 22:12:31,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-24 22:12:31,233 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:31,233 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:31,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:31,258 INFO L262 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-24 22:12:31,260 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:12:31,531 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 22:12:33,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:33,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 445 states to 307 states and 424 transitions. [2023-11-24 22:12:33,667 INFO L276 IsEmpty]: Start isEmpty. Operand 307 states and 424 transitions. [2023-11-24 22:12:33,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-24 22:12:33,669 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:33,669 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:33,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:33,694 INFO L262 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:12:33,695 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:12:33,739 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-24 22:12:33,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:33,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 444 states to 306 states and 423 transitions. [2023-11-24 22:12:33,799 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 423 transitions. [2023-11-24 22:12:33,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-24 22:12:33,799 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:33,800 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:33,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:33,826 INFO L262 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 22:12:33,828 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:12:34,098 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 22:12:36,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:36,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 527 states to 343 states and 502 transitions. [2023-11-24 22:12:36,879 INFO L276 IsEmpty]: Start isEmpty. Operand 343 states and 502 transitions. [2023-11-24 22:12:36,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-24 22:12:36,880 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:36,880 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:36,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:36,909 INFO L262 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:12:36,910 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:12:36,948 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-24 22:12:37,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:37,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 526 states to 342 states and 501 transitions. [2023-11-24 22:12:37,006 INFO L276 IsEmpty]: Start isEmpty. Operand 342 states and 501 transitions. [2023-11-24 22:12:37,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-24 22:12:37,007 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:37,008 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:37,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:37,046 INFO L262 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 22:12:37,047 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:12:37,049 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-24 22:12:37,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:37,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 525 states to 341 states and 500 transitions. [2023-11-24 22:12:37,071 INFO L276 IsEmpty]: Start isEmpty. Operand 341 states and 500 transitions. [2023-11-24 22:12:37,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-24 22:12:37,073 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:37,073 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:37,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:37,100 INFO L262 TraceCheckSpWp]: Trace formula consists of 105 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:12:37,102 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:12:37,294 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 22:12:39,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:39,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 561 states to 367 states and 536 transitions. [2023-11-24 22:12:39,868 INFO L276 IsEmpty]: Start isEmpty. Operand 367 states and 536 transitions. [2023-11-24 22:12:39,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-24 22:12:39,869 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:39,870 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:39,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:39,902 INFO L262 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:12:39,904 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:12:40,107 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-24 22:12:41,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:41,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 602 states to 378 states and 560 transitions. [2023-11-24 22:12:41,762 INFO L276 IsEmpty]: Start isEmpty. Operand 378 states and 560 transitions. [2023-11-24 22:12:41,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-24 22:12:41,764 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:41,764 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:41,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:41,800 INFO L262 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:12:41,809 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:12:42,024 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 22:12:45,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:45,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 638 states to 405 states and 596 transitions. [2023-11-24 22:12:45,164 INFO L276 IsEmpty]: Start isEmpty. Operand 405 states and 596 transitions. [2023-11-24 22:12:45,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-24 22:12:45,165 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:45,166 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:45,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:45,234 INFO L262 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:12:45,236 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:12:45,254 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-24 22:12:45,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:45,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 637 states to 404 states and 595 transitions. [2023-11-24 22:12:45,630 INFO L276 IsEmpty]: Start isEmpty. Operand 404 states and 595 transitions. [2023-11-24 22:12:45,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-24 22:12:45,631 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:45,631 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:45,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:45,660 INFO L262 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:12:45,662 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:12:45,667 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-24 22:12:46,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:46,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 636 states to 403 states and 594 transitions. [2023-11-24 22:12:46,024 INFO L276 IsEmpty]: Start isEmpty. Operand 403 states and 594 transitions. [2023-11-24 22:12:46,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-24 22:12:46,027 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:46,028 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:46,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:46,062 INFO L262 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 22:12:46,063 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:12:46,066 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-24 22:12:46,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:46,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 635 states to 402 states and 593 transitions. [2023-11-24 22:12:46,096 INFO L276 IsEmpty]: Start isEmpty. Operand 402 states and 593 transitions. [2023-11-24 22:12:46,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-24 22:12:46,097 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:46,097 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:46,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:46,124 INFO L262 TraceCheckSpWp]: Trace formula consists of 113 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:12:46,125 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:12:46,293 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-24 22:12:46,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:46,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 664 states to 416 states and 622 transitions. [2023-11-24 22:12:46,993 INFO L276 IsEmpty]: Start isEmpty. Operand 416 states and 622 transitions. [2023-11-24 22:12:46,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-24 22:12:46,994 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:46,994 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:47,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:47,023 INFO L262 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:12:47,025 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:12:47,210 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-24 22:12:48,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:48,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 693 states to 431 states and 651 transitions. [2023-11-24 22:12:48,220 INFO L276 IsEmpty]: Start isEmpty. Operand 431 states and 651 transitions. [2023-11-24 22:12:48,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-24 22:12:48,221 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:48,221 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:48,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:48,258 INFO L262 TraceCheckSpWp]: Trace formula consists of 117 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:12:48,259 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:12:48,270 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2023-11-24 22:12:48,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:48,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 697 states to 430 states and 650 transitions. [2023-11-24 22:12:48,327 INFO L276 IsEmpty]: Start isEmpty. Operand 430 states and 650 transitions. [2023-11-24 22:12:48,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-24 22:12:48,328 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:48,329 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:48,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:48,355 INFO L262 TraceCheckSpWp]: Trace formula consists of 115 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:12:48,356 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:12:48,480 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-24 22:12:49,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:49,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 728 states to 446 states and 681 transitions. [2023-11-24 22:12:49,732 INFO L276 IsEmpty]: Start isEmpty. Operand 446 states and 681 transitions. [2023-11-24 22:12:49,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-24 22:12:49,733 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:49,733 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:49,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:49,765 INFO L262 TraceCheckSpWp]: Trace formula consists of 118 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:12:49,767 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:12:49,786 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-24 22:12:49,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:49,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 733 states to 445 states and 680 transitions. [2023-11-24 22:12:49,852 INFO L276 IsEmpty]: Start isEmpty. Operand 445 states and 680 transitions. [2023-11-24 22:12:49,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-24 22:12:49,853 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:49,854 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:49,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:49,883 INFO L262 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:12:49,885 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:12:50,066 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-24 22:12:50,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:50,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 732 states to 444 states and 679 transitions. [2023-11-24 22:12:50,253 INFO L276 IsEmpty]: Start isEmpty. Operand 444 states and 679 transitions. [2023-11-24 22:12:50,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-24 22:12:50,254 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:50,254 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:50,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:50,280 INFO L262 TraceCheckSpWp]: Trace formula consists of 119 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:12:50,281 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:12:50,287 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2023-11-24 22:12:50,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:50,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 731 states to 443 states and 678 transitions. [2023-11-24 22:12:50,658 INFO L276 IsEmpty]: Start isEmpty. Operand 443 states and 678 transitions. [2023-11-24 22:12:50,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-24 22:12:50,659 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:50,659 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:50,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:50,687 INFO L262 TraceCheckSpWp]: Trace formula consists of 117 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:12:50,688 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:12:50,859 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-24 22:12:52,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:52,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 763 states to 461 states and 710 transitions. [2023-11-24 22:12:52,898 INFO L276 IsEmpty]: Start isEmpty. Operand 461 states and 710 transitions. [2023-11-24 22:12:52,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-24 22:12:52,898 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:52,899 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:52,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:52,941 INFO L262 TraceCheckSpWp]: Trace formula consists of 120 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:12:52,942 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:12:52,951 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2023-11-24 22:12:53,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:53,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 762 states to 460 states and 709 transitions. [2023-11-24 22:12:53,347 INFO L276 IsEmpty]: Start isEmpty. Operand 460 states and 709 transitions. [2023-11-24 22:12:53,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-24 22:12:53,348 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:53,348 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:53,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:53,381 INFO L262 TraceCheckSpWp]: Trace formula consists of 118 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:12:53,382 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:12:53,421 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-24 22:12:54,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:54,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 761 states to 459 states and 708 transitions. [2023-11-24 22:12:54,307 INFO L276 IsEmpty]: Start isEmpty. Operand 459 states and 708 transitions. [2023-11-24 22:12:54,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-24 22:12:54,308 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:54,308 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:54,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:54,335 INFO L262 TraceCheckSpWp]: Trace formula consists of 119 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:12:54,336 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:12:54,384 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-24 22:12:55,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:55,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 760 states to 458 states and 707 transitions. [2023-11-24 22:12:55,360 INFO L276 IsEmpty]: Start isEmpty. Operand 458 states and 707 transitions. [2023-11-24 22:12:55,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-24 22:12:55,361 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:55,361 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:55,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:55,393 INFO L262 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-24 22:12:55,394 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:12:56,994 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-24 22:12:58,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:58,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 780 states to 468 states and 727 transitions. [2023-11-24 22:12:58,258 INFO L276 IsEmpty]: Start isEmpty. Operand 468 states and 727 transitions. [2023-11-24 22:12:58,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-24 22:12:58,260 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:58,260 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:58,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:58,293 INFO L262 TraceCheckSpWp]: Trace formula consists of 120 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:12:58,295 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:12:58,361 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-24 22:13:00,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:13:00,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 779 states to 467 states and 726 transitions. [2023-11-24 22:13:00,213 INFO L276 IsEmpty]: Start isEmpty. Operand 467 states and 726 transitions. [2023-11-24 22:13:00,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-11-24 22:13:00,215 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:13:00,215 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:13:00,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:13:00,250 INFO L262 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:13:00,252 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:13:00,443 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked.