./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/ps4-ll_unwindbound2.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_e09864fc-3ea0-497d-bb8d-8942e11f1746/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e09864fc-3ea0-497d-bb8d-8942e11f1746/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_e09864fc-3ea0-497d-bb8d-8942e11f1746/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e09864fc-3ea0-497d-bb8d-8942e11f1746/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/ps4-ll_unwindbound2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e09864fc-3ea0-497d-bb8d-8942e11f1746/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_e09864fc-3ea0-497d-bb8d-8942e11f1746/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 d0e99b579c23cc22a276a70c2363ed9ed20405eb8e4be0ab38c77cda92397cf4 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:31:36,162 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:31:36,259 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e09864fc-3ea0-497d-bb8d-8942e11f1746/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-21 18:31:36,264 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 18:31:36,265 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-21 18:31:36,290 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:31:36,292 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:31:36,293 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:31:36,294 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:31:36,300 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:31:36,300 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:31:36,301 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:31:36,301 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 18:31:36,303 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:31:36,303 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 18:31:36,304 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:31:36,304 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:31:36,305 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:31:36,305 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:31:36,305 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:31:36,306 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:31:36,306 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 18:31:36,307 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:31:36,307 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:31:36,307 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:31:36,308 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:31:36,308 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:31:36,309 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:31:36,309 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:31:36,309 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:31:36,310 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:31:36,310 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:31:36,310 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-21 18:31:36,311 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 18:31:36,311 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:31:36,311 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_e09864fc-3ea0-497d-bb8d-8942e11f1746/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e09864fc-3ea0-497d-bb8d-8942e11f1746/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d0e99b579c23cc22a276a70c2363ed9ed20405eb8e4be0ab38c77cda92397cf4 [2023-11-21 18:31:36,582 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:31:36,607 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:31:36,610 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:31:36,612 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:31:36,612 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:31:36,614 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e09864fc-3ea0-497d-bb8d-8942e11f1746/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/nla-digbench-scaling/ps4-ll_unwindbound2.c [2023-11-21 18:31:39,807 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:31:40,072 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:31:40,073 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e09864fc-3ea0-497d-bb8d-8942e11f1746/sv-benchmarks/c/nla-digbench-scaling/ps4-ll_unwindbound2.c [2023-11-21 18:31:40,085 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e09864fc-3ea0-497d-bb8d-8942e11f1746/bin/ukojak-verify-i0I2FZA1j2/data/a29fd6b81/01d68c878ca0415789325b026590ffc6/FLAG38db4af25 [2023-11-21 18:31:40,103 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e09864fc-3ea0-497d-bb8d-8942e11f1746/bin/ukojak-verify-i0I2FZA1j2/data/a29fd6b81/01d68c878ca0415789325b026590ffc6 [2023-11-21 18:31:40,110 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:31:40,112 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:31:40,115 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:31:40,115 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:31:40,121 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:31:40,124 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:31:40" (1/1) ... [2023-11-21 18:31:40,125 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@40487e0f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:31:40, skipping insertion in model container [2023-11-21 18:31:40,126 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:31:40" (1/1) ... [2023-11-21 18:31:40,152 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:31:40,405 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:31:40,418 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:31:40,441 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:31:40,457 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:31:40,458 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:31:40 WrapperNode [2023-11-21 18:31:40,458 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:31:40,459 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:31:40,459 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:31:40,460 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:31:40,468 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:31:40" (1/1) ... [2023-11-21 18:31:40,476 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:31:40" (1/1) ... [2023-11-21 18:31:40,514 INFO L138 Inliner]: procedures = 14, calls = 11, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 107 [2023-11-21 18:31:40,514 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:31:40,515 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:31:40,515 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:31:40,515 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:31:40,523 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:31:40" (1/1) ... [2023-11-21 18:31:40,523 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:31:40" (1/1) ... [2023-11-21 18:31:40,525 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:31:40" (1/1) ... [2023-11-21 18:31:40,526 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:31:40" (1/1) ... [2023-11-21 18:31:40,535 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:31:40" (1/1) ... [2023-11-21 18:31:40,554 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:31:40" (1/1) ... [2023-11-21 18:31:40,555 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:31:40" (1/1) ... [2023-11-21 18:31:40,557 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:31:40" (1/1) ... [2023-11-21 18:31:40,559 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:31:40,560 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:31:40,560 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:31:40,560 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:31:40,561 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:31:40" (1/1) ... [2023-11-21 18:31:40,568 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:31:40,591 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e09864fc-3ea0-497d-bb8d-8942e11f1746/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:31:40,607 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e09864fc-3ea0-497d-bb8d-8942e11f1746/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:31:40,627 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e09864fc-3ea0-497d-bb8d-8942e11f1746/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:31:40,653 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:31:40,653 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 18:31:40,654 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:31:40,654 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:31:40,655 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-21 18:31:40,655 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-21 18:31:40,730 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:31:40,733 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:31:41,231 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:31:41,284 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:31:41,285 INFO L308 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-21 18:31:41,290 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:31:41 BoogieIcfgContainer [2023-11-21 18:31:41,290 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:31:41,291 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:31:41,291 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:31:41,302 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:31:41,303 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:31:41" (1/1) ... [2023-11-21 18:31:41,315 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 18:31:41,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:41,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 135 states and 139 transitions. [2023-11-21 18:31:41,377 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 139 transitions. [2023-11-21 18:31:41,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-21 18:31:41,379 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:41,380 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:41,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:41,674 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 18:31:41,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:41,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 137 states and 141 transitions. [2023-11-21 18:31:41,748 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 141 transitions. [2023-11-21 18:31:41,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-21 18:31:41,749 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:41,749 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:41,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:41,811 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 18:31:41,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:41,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 138 states and 142 transitions. [2023-11-21 18:31:41,836 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 142 transitions. [2023-11-21 18:31:41,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-21 18:31:41,837 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:41,837 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:41,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:41,905 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 18:31:42,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:42,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 143 states and 150 transitions. [2023-11-21 18:31:42,051 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 150 transitions. [2023-11-21 18:31:42,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-21 18:31:42,052 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:42,052 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:42,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:42,107 INFO L262 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:31:42,112 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:31:42,210 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 18:31:42,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:42,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 144 states and 152 transitions. [2023-11-21 18:31:42,374 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 152 transitions. [2023-11-21 18:31:42,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-21 18:31:42,374 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:42,375 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:42,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:42,460 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 18:31:42,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:42,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 145 states and 153 transitions. [2023-11-21 18:31:42,485 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 153 transitions. [2023-11-21 18:31:42,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-21 18:31:42,485 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:42,486 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:42,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:42,520 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 18:31:42,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:42,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 144 states and 152 transitions. [2023-11-21 18:31:42,541 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 152 transitions. [2023-11-21 18:31:42,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-21 18:31:42,542 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:42,542 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:42,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:42,584 INFO L262 TraceCheckSpWp]: Trace formula consists of 42 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:31:42,585 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:31:42,629 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 18:31:43,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:43,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 152 states and 164 transitions. [2023-11-21 18:31:43,086 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 164 transitions. [2023-11-21 18:31:43,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-21 18:31:43,087 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:43,088 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:43,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:43,126 INFO L262 TraceCheckSpWp]: Trace formula consists of 43 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:31:43,127 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:31:43,155 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 18:31:43,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:43,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 153 states and 165 transitions. [2023-11-21 18:31:43,183 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 165 transitions. [2023-11-21 18:31:43,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-21 18:31:43,184 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:43,185 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:43,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:43,203 INFO L262 TraceCheckSpWp]: Trace formula consists of 44 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:31:43,204 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:31:43,246 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 18:31:43,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:43,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 154 states and 166 transitions. [2023-11-21 18:31:43,275 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 166 transitions. [2023-11-21 18:31:43,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-21 18:31:43,276 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:43,276 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:43,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:43,295 INFO L262 TraceCheckSpWp]: Trace formula consists of 45 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:31:43,296 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:31:43,298 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 18:31:43,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:43,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 153 states and 165 transitions. [2023-11-21 18:31:43,305 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 165 transitions. [2023-11-21 18:31:43,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-21 18:31:43,306 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:43,306 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:43,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:43,326 INFO L262 TraceCheckSpWp]: Trace formula consists of 46 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:31:43,327 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:31:43,351 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 18:31:43,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:43,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 155 states and 167 transitions. [2023-11-21 18:31:43,370 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 167 transitions. [2023-11-21 18:31:43,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-21 18:31:43,371 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:43,371 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:43,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:43,391 INFO L262 TraceCheckSpWp]: Trace formula consists of 47 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:31:43,392 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:31:43,478 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 18:31:43,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:43,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 162 states and 176 transitions. [2023-11-21 18:31:43,695 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 176 transitions. [2023-11-21 18:31:43,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-21 18:31:43,696 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:43,696 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:43,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:43,715 INFO L262 TraceCheckSpWp]: Trace formula consists of 48 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-21 18:31:43,717 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:31:43,822 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 18:31:44,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:44,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 170 states and 185 transitions. [2023-11-21 18:31:44,132 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 185 transitions. [2023-11-21 18:31:44,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-21 18:31:44,133 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:44,133 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:44,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:44,159 INFO L262 TraceCheckSpWp]: Trace formula consists of 49 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:31:44,160 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:31:44,216 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 18:31:44,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:44,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 171 states and 187 transitions. [2023-11-21 18:31:44,279 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 187 transitions. [2023-11-21 18:31:44,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-21 18:31:44,280 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:44,280 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:44,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:44,310 INFO L262 TraceCheckSpWp]: Trace formula consists of 50 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:31:44,312 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:31:44,372 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 18:31:44,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:44,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 173 states and 190 transitions. [2023-11-21 18:31:44,449 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 190 transitions. [2023-11-21 18:31:44,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-21 18:31:44,450 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:44,450 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:44,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:44,479 INFO L262 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:31:44,481 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:31:44,486 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 18:31:44,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:44,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 172 states and 189 transitions. [2023-11-21 18:31:44,502 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 189 transitions. [2023-11-21 18:31:44,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-21 18:31:44,503 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:44,504 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:44,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:44,529 INFO L262 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:31:44,532 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:31:44,563 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 18:31:44,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:44,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 175 states and 192 transitions. [2023-11-21 18:31:44,601 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 192 transitions. [2023-11-21 18:31:44,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-21 18:31:44,602 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:44,603 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:44,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:44,627 INFO L262 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:31:44,628 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:31:44,663 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 18:31:44,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:44,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 176 states and 193 transitions. [2023-11-21 18:31:44,685 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 193 transitions. [2023-11-21 18:31:44,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-21 18:31:44,687 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:44,688 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:44,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:44,706 INFO L262 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:31:44,707 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:31:44,738 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 18:31:44,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:44,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 177 states and 194 transitions. [2023-11-21 18:31:44,765 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 194 transitions. [2023-11-21 18:31:44,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-21 18:31:44,770 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:44,770 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:44,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:44,798 INFO L262 TraceCheckSpWp]: Trace formula consists of 55 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-21 18:31:44,800 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:31:44,913 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 18:31:45,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:45,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 185 states and 202 transitions. [2023-11-21 18:31:45,078 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 202 transitions. [2023-11-21 18:31:45,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-21 18:31:45,081 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:45,081 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:45,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:45,112 INFO L262 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-21 18:31:45,114 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:31:45,214 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 18:31:45,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:45,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 193 states and 211 transitions. [2023-11-21 18:31:45,377 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 211 transitions. [2023-11-21 18:31:45,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-21 18:31:45,378 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:45,378 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:45,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:45,401 INFO L262 TraceCheckSpWp]: Trace formula consists of 57 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:31:45,413 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:31:45,414 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 18:31:45,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:45,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 192 states and 210 transitions. [2023-11-21 18:31:45,431 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 210 transitions. [2023-11-21 18:31:45,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-21 18:31:45,433 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:45,433 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:45,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:45,455 INFO L262 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:31:45,456 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:31:45,545 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 18:31:45,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:45,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 194 states and 212 transitions. [2023-11-21 18:31:45,632 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 212 transitions. [2023-11-21 18:31:45,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-21 18:31:45,633 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:45,633 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:45,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:45,655 INFO L262 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-21 18:31:45,656 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:31:45,787 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 18:31:45,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:45,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 198 states and 217 transitions. [2023-11-21 18:31:45,960 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 217 transitions. [2023-11-21 18:31:45,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-21 18:31:45,961 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:45,961 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:45,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:45,987 INFO L262 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-21 18:31:45,989 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:31:46,107 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 18:31:46,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:46,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 202 states and 222 transitions. [2023-11-21 18:31:46,205 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 222 transitions. [2023-11-21 18:31:46,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-21 18:31:46,209 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:46,209 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:46,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:46,234 INFO L262 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:31:46,235 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:31:46,283 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 18:31:46,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:46,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 205 states and 230 transitions. [2023-11-21 18:31:46,313 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 230 transitions. [2023-11-21 18:31:46,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-21 18:31:46,314 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:46,314 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:46,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:46,338 INFO L262 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:31:46,340 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:31:46,426 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:31:47,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:47,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 234 states and 267 transitions. [2023-11-21 18:31:47,479 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 267 transitions. [2023-11-21 18:31:47,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-21 18:31:47,479 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:47,479 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:47,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:47,508 INFO L262 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:31:47,514 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:31:47,564 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:31:47,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:47,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 235 states and 268 transitions. [2023-11-21 18:31:47,593 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 268 transitions. [2023-11-21 18:31:47,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-21 18:31:47,594 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:47,594 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:47,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:47,623 INFO L262 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:31:47,624 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:31:47,725 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 18:31:49,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:49,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 306 states to 265 states and 306 transitions. [2023-11-21 18:31:49,038 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 306 transitions. [2023-11-21 18:31:49,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-21 18:31:49,038 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:49,039 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:49,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:49,066 INFO L262 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:31:49,067 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:31:49,069 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 18:31:49,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:49,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 264 states and 305 transitions. [2023-11-21 18:31:49,084 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 305 transitions. [2023-11-21 18:31:49,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-21 18:31:49,085 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:49,085 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:49,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:49,110 INFO L262 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:31:49,111 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:31:49,184 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 18:31:49,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:49,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 311 states to 267 states and 311 transitions. [2023-11-21 18:31:49,656 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 311 transitions. [2023-11-21 18:31:49,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-21 18:31:49,657 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:49,657 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:49,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:49,688 INFO L262 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:31:49,689 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:31:49,760 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 18:31:50,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:50,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 269 states and 313 transitions. [2023-11-21 18:31:50,030 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 313 transitions. [2023-11-21 18:31:50,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-21 18:31:50,031 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:50,031 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:50,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:50,075 INFO L262 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:31:50,076 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:31:50,147 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 18:31:50,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:50,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 273 states and 320 transitions. [2023-11-21 18:31:50,722 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 320 transitions. [2023-11-21 18:31:50,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-21 18:31:50,723 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:50,723 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:50,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:50,750 INFO L262 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:31:50,751 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:31:50,808 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 18:31:50,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:50,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 323 states to 276 states and 323 transitions. [2023-11-21 18:31:50,942 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 323 transitions. [2023-11-21 18:31:50,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-21 18:31:50,942 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:50,943 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:50,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:50,969 INFO L262 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:31:50,970 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:31:50,972 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 18:31:50,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:50,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 322 states to 275 states and 322 transitions. [2023-11-21 18:31:50,986 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 322 transitions. [2023-11-21 18:31:50,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-21 18:31:50,987 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:50,987 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:51,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:51,011 INFO L262 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:31:51,013 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:31:51,070 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 18:31:51,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:51,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 323 states to 276 states and 323 transitions. [2023-11-21 18:31:51,095 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 323 transitions. [2023-11-21 18:31:51,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-21 18:31:51,096 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:51,096 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:51,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:51,125 INFO L262 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-21 18:31:51,126 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:31:51,235 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 18:31:51,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:51,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 331 states to 282 states and 331 transitions. [2023-11-21 18:31:51,875 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 331 transitions. [2023-11-21 18:31:51,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-21 18:31:51,876 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:51,877 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:51,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:51,906 INFO L262 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:31:51,907 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:31:51,997 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 18:31:52,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:52,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 333 states to 283 states and 333 transitions. [2023-11-21 18:31:52,050 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 333 transitions. [2023-11-21 18:31:52,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-21 18:31:52,051 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:52,051 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:52,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:52,081 INFO L262 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:31:52,083 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:31:52,191 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 18:31:52,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:52,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 335 states to 285 states and 335 transitions. [2023-11-21 18:31:52,324 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 335 transitions. [2023-11-21 18:31:52,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-21 18:31:52,325 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:52,325 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:52,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:52,350 INFO L262 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:31:52,351 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:31:52,463 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:31:53,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:53,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 350 states to 293 states and 347 transitions. [2023-11-21 18:31:53,091 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 347 transitions. [2023-11-21 18:31:53,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-21 18:31:53,092 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:53,092 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:53,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:53,123 INFO L262 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:31:53,124 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:31:53,280 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 18:31:54,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:54,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 368 states to 305 states and 365 transitions. [2023-11-21 18:31:54,407 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 365 transitions. [2023-11-21 18:31:54,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-21 18:31:54,408 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:54,408 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:54,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:54,437 INFO L262 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:31:54,438 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:31:54,552 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:31:55,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:55,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 384 states to 314 states and 378 transitions. [2023-11-21 18:31:55,237 INFO L276 IsEmpty]: Start isEmpty. Operand 314 states and 378 transitions. [2023-11-21 18:31:55,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-21 18:31:55,238 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:55,238 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:55,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:55,265 INFO L262 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:31:55,266 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:31:55,478 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 18:31:56,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:56,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 405 states to 326 states and 399 transitions. [2023-11-21 18:31:56,907 INFO L276 IsEmpty]: Start isEmpty. Operand 326 states and 399 transitions. [2023-11-21 18:31:56,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-21 18:31:56,908 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:56,908 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:56,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:56,938 INFO L262 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:31:56,939 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:31:56,942 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:31:56,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:56,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 404 states to 325 states and 398 transitions. [2023-11-21 18:31:56,959 INFO L276 IsEmpty]: Start isEmpty. Operand 325 states and 398 transitions. [2023-11-21 18:31:56,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-21 18:31:56,959 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:56,960 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:56,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:56,986 INFO L262 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:31:56,987 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:31:57,066 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:31:57,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:57,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 410 states to 330 states and 404 transitions. [2023-11-21 18:31:57,876 INFO L276 IsEmpty]: Start isEmpty. Operand 330 states and 404 transitions. [2023-11-21 18:31:57,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-21 18:31:57,876 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:57,877 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:57,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:57,905 INFO L262 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-21 18:31:57,906 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:31:58,152 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 18:32:00,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:32:00,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 479 states to 369 states and 471 transitions. [2023-11-21 18:32:00,145 INFO L276 IsEmpty]: Start isEmpty. Operand 369 states and 471 transitions. [2023-11-21 18:32:00,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-21 18:32:00,147 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:32:00,147 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:32:00,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:32:00,170 INFO L262 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:32:00,172 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:32:00,347 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:32:02,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:32:02,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 488 states to 375 states and 480 transitions. [2023-11-21 18:32:02,225 INFO L276 IsEmpty]: Start isEmpty. Operand 375 states and 480 transitions. [2023-11-21 18:32:02,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-21 18:32:02,225 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:32:02,226 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:32:02,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:32:02,250 INFO L262 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-21 18:32:02,251 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:32:02,441 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:32:04,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:32:04,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 560 states to 414 states and 550 transitions. [2023-11-21 18:32:04,979 INFO L276 IsEmpty]: Start isEmpty. Operand 414 states and 550 transitions. [2023-11-21 18:32:04,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-21 18:32:04,980 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:32:04,980 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:32:05,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:32:05,004 INFO L262 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:32:05,006 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:32:05,143 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:32:06,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:32:06,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 572 states to 421 states and 562 transitions. [2023-11-21 18:32:06,252 INFO L276 IsEmpty]: Start isEmpty. Operand 421 states and 562 transitions. [2023-11-21 18:32:06,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-21 18:32:06,252 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:32:06,253 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:32:06,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:32:06,282 INFO L262 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:32:06,283 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:32:06,285 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:32:06,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:32:06,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 571 states to 420 states and 561 transitions. [2023-11-21 18:32:06,303 INFO L276 IsEmpty]: Start isEmpty. Operand 420 states and 561 transitions. [2023-11-21 18:32:06,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-21 18:32:06,304 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:32:06,304 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:32:06,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:32:06,328 INFO L262 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-21 18:32:06,330 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:32:06,401 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 18:32:06,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:32:06,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 571 states to 421 states and 561 transitions. [2023-11-21 18:32:06,682 INFO L276 IsEmpty]: Start isEmpty. Operand 421 states and 561 transitions. [2023-11-21 18:32:06,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-21 18:32:06,683 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:32:06,683 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:32:06,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:32:06,712 INFO L262 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-21 18:32:06,713 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:32:07,161 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:32:08,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:32:08,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 586 states to 429 states and 576 transitions. [2023-11-21 18:32:08,806 INFO L276 IsEmpty]: Start isEmpty. Operand 429 states and 576 transitions. [2023-11-21 18:32:08,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-21 18:32:08,807 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:32:08,807 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:32:08,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:32:08,832 INFO L262 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-21 18:32:08,833 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:32:08,912 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 18:32:09,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:32:09,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 586 states to 430 states and 576 transitions. [2023-11-21 18:32:09,182 INFO L276 IsEmpty]: Start isEmpty. Operand 430 states and 576 transitions. [2023-11-21 18:32:09,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-21 18:32:09,182 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:32:09,183 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:32:09,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:32:09,206 INFO L262 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:32:09,207 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:32:09,405 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:32:11,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:32:11,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 600 states to 439 states and 590 transitions. [2023-11-21 18:32:11,053 INFO L276 IsEmpty]: Start isEmpty. Operand 439 states and 590 transitions. [2023-11-21 18:32:11,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-21 18:32:11,054 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:32:11,054 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:32:11,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:32:11,080 INFO L262 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-21 18:32:11,081 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:32:11,585 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 18:32:14,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:32:14,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 613 states to 447 states and 603 transitions. [2023-11-21 18:32:14,788 INFO L276 IsEmpty]: Start isEmpty. Operand 447 states and 603 transitions. [2023-11-21 18:32:14,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-21 18:32:14,790 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:32:14,790 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:32:14,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:32:14,820 INFO L262 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:32:14,820 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:32:15,026 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:32:16,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:32:16,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 628 states to 457 states and 618 transitions. [2023-11-21 18:32:16,251 INFO L276 IsEmpty]: Start isEmpty. Operand 457 states and 618 transitions. [2023-11-21 18:32:16,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-21 18:32:16,252 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:32:16,252 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:32:16,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:32:16,279 INFO L262 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:32:16,280 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:32:16,430 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:32:17,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:32:17,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 627 states to 456 states and 617 transitions. [2023-11-21 18:32:17,189 INFO L276 IsEmpty]: Start isEmpty. Operand 456 states and 617 transitions. [2023-11-21 18:32:17,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-21 18:32:17,190 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:32:17,190 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:32:17,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:32:17,214 INFO L262 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:32:17,215 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:32:17,240 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:32:20,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:32:20,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 640 states to 464 states and 630 transitions. [2023-11-21 18:32:20,188 INFO L276 IsEmpty]: Start isEmpty. Operand 464 states and 630 transitions. [2023-11-21 18:32:20,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-21 18:32:20,189 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:32:20,189 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:32:20,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:32:20,214 INFO L262 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:32:20,216 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:32:20,285 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:32:21,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:32:21,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 639 states to 463 states and 629 transitions. [2023-11-21 18:32:21,262 INFO L276 IsEmpty]: Start isEmpty. Operand 463 states and 629 transitions. [2023-11-21 18:32:21,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-21 18:32:21,263 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:32:21,263 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:32:21,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:32:21,290 INFO L262 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:32:21,291 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:32:21,320 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 18:32:25,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:32:25,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 653 states to 472 states and 643 transitions. [2023-11-21 18:32:25,582 INFO L276 IsEmpty]: Start isEmpty. Operand 472 states and 643 transitions. [2023-11-21 18:32:25,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-21 18:32:25,583 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:32:25,583 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:32:25,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:32:25,607 INFO L262 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:32:25,608 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:32:25,666 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:32:26,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:32:26,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 652 states to 471 states and 642 transitions. [2023-11-21 18:32:26,671 INFO L276 IsEmpty]: Start isEmpty. Operand 471 states and 642 transitions. [2023-11-21 18:32:26,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-21 18:32:26,672 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:32:26,674 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:32:26,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:32:26,710 INFO L262 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:32:26,711 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:32:26,738 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:32:30,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:32:30,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 667 states to 481 states and 657 transitions. [2023-11-21 18:32:30,955 INFO L276 IsEmpty]: Start isEmpty. Operand 481 states and 657 transitions. [2023-11-21 18:32:30,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-21 18:32:30,956 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:32:30,956 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:32:30,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:32:30,981 INFO L262 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:32:30,982 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:32:30,984 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:32:31,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:32:31,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 666 states to 480 states and 656 transitions. [2023-11-21 18:32:31,010 INFO L276 IsEmpty]: Start isEmpty. Operand 480 states and 656 transitions. [2023-11-21 18:32:31,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-21 18:32:31,010 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:32:31,011 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:32:31,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:32:31,036 INFO L262 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:32:31,038 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:32:31,232 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked.