./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 30e01a73 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_f087380d-df23-4811-9cca-4e145d894e67/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f087380d-df23-4811-9cca-4e145d894e67/bin/ukojak-verify-1t5iHCbJaC/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f087380d-df23-4811-9cca-4e145d894e67/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f087380d-df23-4811-9cca-4e145d894e67/bin/ukojak-verify-1t5iHCbJaC/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_f087380d-df23-4811-9cca-4e145d894e67/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f087380d-df23-4811-9cca-4e145d894e67/bin/ukojak-verify-1t5iHCbJaC --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-30e01a7 [2023-11-23 20:19:39,584 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:19:39,719 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f087380d-df23-4811-9cca-4e145d894e67/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-23 20:19:39,733 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:19:39,735 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-23 20:19:39,780 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:19:39,782 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:19:39,783 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:19:39,785 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:19:39,790 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:19:39,791 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:19:39,792 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:19:39,793 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 20:19:39,795 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:19:39,795 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 20:19:39,796 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:19:39,797 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:19:39,797 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:19:39,798 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:19:39,799 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-23 20:19:39,799 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 20:19:39,800 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 20:19:39,801 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:19:39,801 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:19:39,802 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:19:39,803 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:19:39,804 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:19:39,804 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:19:39,805 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:19:39,806 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:19:39,807 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:19:39,808 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:19:39,808 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-23 20:19:39,809 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 20:19:39,809 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:19:39,809 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_f087380d-df23-4811-9cca-4e145d894e67/bin/ukojak-verify-1t5iHCbJaC/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f087380d-df23-4811-9cca-4e145d894e67/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d0e99b579c23cc22a276a70c2363ed9ed20405eb8e4be0ab38c77cda92397cf4 [2023-11-23 20:19:40,154 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:19:40,193 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:19:40,196 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:19:40,197 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:19:40,198 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:19:40,200 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f087380d-df23-4811-9cca-4e145d894e67/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/nla-digbench-scaling/ps4-ll_unwindbound2.c [2023-11-23 20:19:43,449 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:19:43,759 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:19:43,760 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f087380d-df23-4811-9cca-4e145d894e67/sv-benchmarks/c/nla-digbench-scaling/ps4-ll_unwindbound2.c [2023-11-23 20:19:43,770 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f087380d-df23-4811-9cca-4e145d894e67/bin/ukojak-verify-1t5iHCbJaC/data/c92d75076/25a04674f07b4525b10326ed8238d975/FLAG653ff139f [2023-11-23 20:19:43,790 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f087380d-df23-4811-9cca-4e145d894e67/bin/ukojak-verify-1t5iHCbJaC/data/c92d75076/25a04674f07b4525b10326ed8238d975 [2023-11-23 20:19:43,796 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:19:43,799 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:19:43,803 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:19:43,804 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:19:43,811 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:19:43,812 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:19:43" (1/1) ... [2023-11-23 20:19:43,814 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5da17fb8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:19:43, skipping insertion in model container [2023-11-23 20:19:43,814 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:19:43" (1/1) ... [2023-11-23 20:19:43,847 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:19:44,114 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:19:44,126 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:19:44,151 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:19:44,167 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:19:44,168 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:19:44 WrapperNode [2023-11-23 20:19:44,168 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:19:44,169 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:19:44,170 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:19:44,170 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:19:44,178 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:19:44" (1/1) ... [2023-11-23 20:19:44,185 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:19:44" (1/1) ... [2023-11-23 20:19:44,216 INFO L138 Inliner]: procedures = 14, calls = 11, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 107 [2023-11-23 20:19:44,216 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:19:44,217 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:19:44,217 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:19:44,217 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:19:44,228 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:19:44" (1/1) ... [2023-11-23 20:19:44,229 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:19:44" (1/1) ... [2023-11-23 20:19:44,231 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:19:44" (1/1) ... [2023-11-23 20:19:44,231 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:19:44" (1/1) ... [2023-11-23 20:19:44,236 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:19:44" (1/1) ... [2023-11-23 20:19:44,239 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:19:44" (1/1) ... [2023-11-23 20:19:44,244 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:19:44" (1/1) ... [2023-11-23 20:19:44,246 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:19:44" (1/1) ... [2023-11-23 20:19:44,249 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:19:44,264 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:19:44,264 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:19:44,264 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:19:44,265 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:19:44" (1/1) ... [2023-11-23 20:19:44,276 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:19:44,294 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f087380d-df23-4811-9cca-4e145d894e67/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:19:44,308 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f087380d-df23-4811-9cca-4e145d894e67/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:19:44,310 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f087380d-df23-4811-9cca-4e145d894e67/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:19:44,342 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:19:44,342 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 20:19:44,342 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:19:44,342 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:19:44,343 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-23 20:19:44,343 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-23 20:19:44,407 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:19:44,410 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:19:44,977 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:19:45,021 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:19:45,022 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 20:19:45,024 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:19:45 BoogieIcfgContainer [2023-11-23 20:19:45,024 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:19:45,025 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 20:19:45,025 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 20:19:45,085 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 20:19:45,086 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:19:45" (1/1) ... [2023-11-23 20:19:45,097 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:19:45,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:45,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 135 states and 139 transitions. [2023-11-23 20:19:45,195 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 139 transitions. [2023-11-23 20:19:45,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-23 20:19:45,196 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:45,197 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:45,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:45,417 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:19:45,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:45,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 137 states and 141 transitions. [2023-11-23 20:19:45,464 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 141 transitions. [2023-11-23 20:19:45,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-23 20:19:45,465 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:45,465 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:45,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:45,518 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:19:45,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:45,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 138 states and 142 transitions. [2023-11-23 20:19:45,537 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 142 transitions. [2023-11-23 20:19:45,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-23 20:19:45,537 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:45,538 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:45,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:45,595 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:19:45,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:45,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 143 states and 150 transitions. [2023-11-23 20:19:45,796 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 150 transitions. [2023-11-23 20:19:45,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-23 20:19:45,797 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:45,798 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:45,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:45,843 INFO L262 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:19:45,848 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:19:45,945 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:19:46,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:46,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 144 states and 152 transitions. [2023-11-23 20:19:46,078 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 152 transitions. [2023-11-23 20:19:46,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-23 20:19:46,079 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:46,080 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:46,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:46,136 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:19:46,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:46,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 145 states and 153 transitions. [2023-11-23 20:19:46,156 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 153 transitions. [2023-11-23 20:19:46,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-23 20:19:46,156 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:46,157 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:46,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:46,176 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:19:46,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:46,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 144 states and 152 transitions. [2023-11-23 20:19:46,183 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 152 transitions. [2023-11-23 20:19:46,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-23 20:19:46,184 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:46,184 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:46,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:46,206 INFO L262 TraceCheckSpWp]: Trace formula consists of 42 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:19:46,207 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:19:46,248 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:19:46,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:46,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 152 states and 164 transitions. [2023-11-23 20:19:46,720 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 164 transitions. [2023-11-23 20:19:46,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-23 20:19:46,721 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:46,721 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:46,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:46,775 INFO L262 TraceCheckSpWp]: Trace formula consists of 43 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:19:46,777 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:19:46,808 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:19:46,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:46,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 153 states and 165 transitions. [2023-11-23 20:19:46,841 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 165 transitions. [2023-11-23 20:19:46,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-23 20:19:46,842 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:46,843 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:46,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:46,897 INFO L262 TraceCheckSpWp]: Trace formula consists of 44 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:19:46,898 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:19:46,932 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:19:46,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:46,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 154 states and 166 transitions. [2023-11-23 20:19:46,951 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 166 transitions. [2023-11-23 20:19:46,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-23 20:19:46,952 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:46,953 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:46,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:46,975 INFO L262 TraceCheckSpWp]: Trace formula consists of 45 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 20:19:46,975 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:19:46,977 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:19:46,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:46,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 153 states and 165 transitions. [2023-11-23 20:19:46,985 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 165 transitions. [2023-11-23 20:19:46,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-23 20:19:46,986 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:46,986 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:47,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:47,007 INFO L262 TraceCheckSpWp]: Trace formula consists of 46 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:19:47,008 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:19:47,031 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:19:47,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:47,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 155 states and 167 transitions. [2023-11-23 20:19:47,051 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 167 transitions. [2023-11-23 20:19:47,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-23 20:19:47,052 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:47,052 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:47,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:47,072 INFO L262 TraceCheckSpWp]: Trace formula consists of 47 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:19:47,073 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:19:47,176 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:19:47,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:47,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 162 states and 176 transitions. [2023-11-23 20:19:47,455 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 176 transitions. [2023-11-23 20:19:47,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-23 20:19:47,455 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:47,456 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:47,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:47,481 INFO L262 TraceCheckSpWp]: Trace formula consists of 48 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:19:47,482 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:19:47,651 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:19:48,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:48,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 170 states and 185 transitions. [2023-11-23 20:19:48,059 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 185 transitions. [2023-11-23 20:19:48,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-23 20:19:48,060 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:48,060 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:48,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:48,085 INFO L262 TraceCheckSpWp]: Trace formula consists of 49 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:19:48,087 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:19:48,151 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:19:48,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:48,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 171 states and 187 transitions. [2023-11-23 20:19:48,217 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 187 transitions. [2023-11-23 20:19:48,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-23 20:19:48,218 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:48,218 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:48,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:48,237 INFO L262 TraceCheckSpWp]: Trace formula consists of 50 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:19:48,238 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:19:48,298 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:19:48,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:48,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 173 states and 190 transitions. [2023-11-23 20:19:48,387 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 190 transitions. [2023-11-23 20:19:48,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-23 20:19:48,388 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:48,388 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:48,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:48,409 INFO L262 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 20:19:48,410 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:19:48,412 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:19:48,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:48,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 172 states and 189 transitions. [2023-11-23 20:19:48,422 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 189 transitions. [2023-11-23 20:19:48,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-23 20:19:48,423 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:48,423 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:48,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:48,445 INFO L262 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:19:48,446 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:19:48,482 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:19:48,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:48,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 175 states and 192 transitions. [2023-11-23 20:19:48,535 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 192 transitions. [2023-11-23 20:19:48,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-23 20:19:48,536 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:48,536 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:48,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:48,560 INFO L262 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:19:48,561 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:19:48,607 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:19:48,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:48,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 176 states and 193 transitions. [2023-11-23 20:19:48,628 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 193 transitions. [2023-11-23 20:19:48,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-23 20:19:48,629 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:48,629 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:48,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:48,651 INFO L262 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:19:48,652 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:19:48,689 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:19:48,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:48,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 177 states and 194 transitions. [2023-11-23 20:19:48,709 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 194 transitions. [2023-11-23 20:19:48,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-23 20:19:48,710 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:48,710 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:48,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:48,741 INFO L262 TraceCheckSpWp]: Trace formula consists of 55 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:19:48,742 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:19:48,862 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:19:49,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:49,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 185 states and 202 transitions. [2023-11-23 20:19:49,064 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 202 transitions. [2023-11-23 20:19:49,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-23 20:19:49,064 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:49,065 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:49,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:49,092 INFO L262 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:19:49,094 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:19:49,196 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:19:49,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:49,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 193 states and 211 transitions. [2023-11-23 20:19:49,413 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 211 transitions. [2023-11-23 20:19:49,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-23 20:19:49,414 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:49,415 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:49,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:49,445 INFO L262 TraceCheckSpWp]: Trace formula consists of 57 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 20:19:49,455 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:19:49,460 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:19:49,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:49,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 192 states and 210 transitions. [2023-11-23 20:19:49,476 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 210 transitions. [2023-11-23 20:19:49,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-23 20:19:49,479 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:49,479 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:49,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:49,509 INFO L262 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:19:49,510 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:19:49,620 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:19:49,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:49,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 194 states and 212 transitions. [2023-11-23 20:19:49,720 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 212 transitions. [2023-11-23 20:19:49,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-23 20:19:49,723 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:49,723 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:49,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:49,751 INFO L262 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:19:49,753 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:19:49,887 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:19:50,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:50,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 198 states and 217 transitions. [2023-11-23 20:19:50,071 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 217 transitions. [2023-11-23 20:19:50,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-23 20:19:50,071 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:50,071 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:50,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:50,099 INFO L262 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:19:50,100 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:19:50,219 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:19:50,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:50,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 202 states and 222 transitions. [2023-11-23 20:19:50,309 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 222 transitions. [2023-11-23 20:19:50,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-23 20:19:50,313 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:50,313 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:50,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:50,338 INFO L262 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:19:50,339 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:19:50,384 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:19:50,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:50,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 205 states and 230 transitions. [2023-11-23 20:19:50,410 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 230 transitions. [2023-11-23 20:19:50,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-23 20:19:50,410 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:50,411 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:50,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:50,432 INFO L262 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:19:50,433 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:19:50,591 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:19:51,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:51,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 234 states and 267 transitions. [2023-11-23 20:19:51,583 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 267 transitions. [2023-11-23 20:19:51,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-23 20:19:51,583 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:51,584 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:51,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:51,620 INFO L262 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:19:51,621 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:19:51,669 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:19:51,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:51,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 235 states and 268 transitions. [2023-11-23 20:19:51,701 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 268 transitions. [2023-11-23 20:19:51,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-23 20:19:51,703 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:51,704 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:51,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:51,730 INFO L262 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:19:51,736 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:19:51,817 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:19:53,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:53,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 306 states to 265 states and 306 transitions. [2023-11-23 20:19:53,070 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 306 transitions. [2023-11-23 20:19:53,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-23 20:19:53,071 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:53,071 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:53,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:53,103 INFO L262 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 20:19:53,104 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:19:53,107 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:19:53,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:53,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 264 states and 305 transitions. [2023-11-23 20:19:53,125 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 305 transitions. [2023-11-23 20:19:53,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-23 20:19:53,126 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:53,126 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:53,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:53,163 INFO L262 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:19:53,164 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:19:53,243 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:19:53,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:53,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 311 states to 267 states and 311 transitions. [2023-11-23 20:19:53,733 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 311 transitions. [2023-11-23 20:19:53,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-23 20:19:53,734 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:53,734 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:53,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:53,763 INFO L262 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:19:53,764 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:19:53,842 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:19:54,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:54,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 269 states and 313 transitions. [2023-11-23 20:19:54,096 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 313 transitions. [2023-11-23 20:19:54,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-23 20:19:54,097 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:54,097 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:54,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:54,123 INFO L262 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:19:54,123 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:19:54,191 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:19:54,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:54,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 273 states and 320 transitions. [2023-11-23 20:19:54,751 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 320 transitions. [2023-11-23 20:19:54,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-23 20:19:54,752 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:54,752 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:54,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:54,783 INFO L262 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:19:54,784 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:19:54,847 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:19:54,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:54,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 323 states to 276 states and 323 transitions. [2023-11-23 20:19:54,967 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 323 transitions. [2023-11-23 20:19:54,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-23 20:19:54,968 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:54,968 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:54,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:54,991 INFO L262 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 20:19:54,992 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:19:54,994 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:19:55,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:55,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 322 states to 275 states and 322 transitions. [2023-11-23 20:19:55,008 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 322 transitions. [2023-11-23 20:19:55,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-23 20:19:55,009 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:55,009 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:55,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:55,065 INFO L262 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:19:55,066 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:19:55,124 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:19:55,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:55,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 323 states to 276 states and 323 transitions. [2023-11-23 20:19:55,151 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 323 transitions. [2023-11-23 20:19:55,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-23 20:19:55,151 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:55,152 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:55,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:55,182 INFO L262 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 20:19:55,183 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:19:55,305 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:19:56,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:56,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 331 states to 282 states and 331 transitions. [2023-11-23 20:19:56,064 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 331 transitions. [2023-11-23 20:19:56,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-23 20:19:56,064 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:56,064 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:56,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:56,095 INFO L262 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:19:56,096 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:19:56,216 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:19:56,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:56,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 333 states to 283 states and 333 transitions. [2023-11-23 20:19:56,275 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 333 transitions. [2023-11-23 20:19:56,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-23 20:19:56,276 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:56,276 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:56,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:56,305 INFO L262 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:19:56,307 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:19:56,433 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:19:56,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:56,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 335 states to 285 states and 335 transitions. [2023-11-23 20:19:56,600 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 335 transitions. [2023-11-23 20:19:56,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-23 20:19:56,600 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:56,601 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:56,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:56,649 INFO L262 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:19:56,651 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:19:56,781 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:19:57,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:57,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 350 states to 293 states and 347 transitions. [2023-11-23 20:19:57,494 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 347 transitions. [2023-11-23 20:19:57,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-23 20:19:57,494 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:57,495 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:57,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:57,528 INFO L262 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:19:57,530 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:19:57,711 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:19:59,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:59,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 368 states to 305 states and 365 transitions. [2023-11-23 20:19:59,010 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 365 transitions. [2023-11-23 20:19:59,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-23 20:19:59,011 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:59,011 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:59,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:59,045 INFO L262 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:19:59,046 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:19:59,181 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:19:59,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:59,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 384 states to 314 states and 378 transitions. [2023-11-23 20:19:59,985 INFO L276 IsEmpty]: Start isEmpty. Operand 314 states and 378 transitions. [2023-11-23 20:19:59,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-23 20:19:59,986 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:59,986 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:00,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:00,018 INFO L262 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:20:00,020 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:20:00,254 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:20:01,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:01,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 405 states to 326 states and 399 transitions. [2023-11-23 20:20:01,730 INFO L276 IsEmpty]: Start isEmpty. Operand 326 states and 399 transitions. [2023-11-23 20:20:01,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-23 20:20:01,730 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:01,731 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:01,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:01,753 INFO L262 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 20:20:01,754 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:20:01,756 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:20:01,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:01,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 404 states to 325 states and 398 transitions. [2023-11-23 20:20:01,771 INFO L276 IsEmpty]: Start isEmpty. Operand 325 states and 398 transitions. [2023-11-23 20:20:01,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-23 20:20:01,771 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:01,771 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:01,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:01,794 INFO L262 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:20:01,795 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:20:01,853 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:20:02,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:02,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 410 states to 330 states and 404 transitions. [2023-11-23 20:20:02,571 INFO L276 IsEmpty]: Start isEmpty. Operand 330 states and 404 transitions. [2023-11-23 20:20:02,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-23 20:20:02,571 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:02,572 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:02,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:02,594 INFO L262 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 20:20:02,595 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:20:02,796 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:20:04,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:04,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 479 states to 369 states and 471 transitions. [2023-11-23 20:20:04,647 INFO L276 IsEmpty]: Start isEmpty. Operand 369 states and 471 transitions. [2023-11-23 20:20:04,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-23 20:20:04,648 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:04,649 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:04,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:04,696 INFO L262 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:20:04,697 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:20:04,860 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:20:06,428 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.11s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2023-11-23 20:20:07,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:07,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 488 states to 375 states and 480 transitions. [2023-11-23 20:20:07,121 INFO L276 IsEmpty]: Start isEmpty. Operand 375 states and 480 transitions. [2023-11-23 20:20:07,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-23 20:20:07,121 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:07,121 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:07,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:07,156 INFO L262 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:20:07,157 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:20:07,443 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:20:10,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:10,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 560 states to 414 states and 550 transitions. [2023-11-23 20:20:10,119 INFO L276 IsEmpty]: Start isEmpty. Operand 414 states and 550 transitions. [2023-11-23 20:20:10,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-23 20:20:10,120 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:10,120 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:10,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:10,145 INFO L262 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:20:10,147 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:20:10,283 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:20:11,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:11,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 572 states to 421 states and 562 transitions. [2023-11-23 20:20:11,456 INFO L276 IsEmpty]: Start isEmpty. Operand 421 states and 562 transitions. [2023-11-23 20:20:11,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-23 20:20:11,456 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:11,457 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:11,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:11,493 INFO L262 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 20:20:11,494 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:20:11,496 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:20:11,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:11,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 571 states to 420 states and 561 transitions. [2023-11-23 20:20:11,540 INFO L276 IsEmpty]: Start isEmpty. Operand 420 states and 561 transitions. [2023-11-23 20:20:11,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-23 20:20:11,541 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:11,541 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:11,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:11,566 INFO L262 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 20:20:11,568 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:20:12,010 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:20:13,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:13,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 586 states to 428 states and 576 transitions. [2023-11-23 20:20:13,601 INFO L276 IsEmpty]: Start isEmpty. Operand 428 states and 576 transitions. [2023-11-23 20:20:13,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-23 20:20:13,602 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:13,602 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:13,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:13,626 INFO L262 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 20:20:13,627 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:20:13,873 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:20:17,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:17,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 658 states to 468 states and 646 transitions. [2023-11-23 20:20:17,265 INFO L276 IsEmpty]: Start isEmpty. Operand 468 states and 646 transitions. [2023-11-23 20:20:17,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-23 20:20:17,265 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:17,266 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:17,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:17,288 INFO L262 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:20:17,290 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:20:17,477 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:20:19,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:19,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 674 states to 477 states and 662 transitions. [2023-11-23 20:20:19,405 INFO L276 IsEmpty]: Start isEmpty. Operand 477 states and 662 transitions. [2023-11-23 20:20:19,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-23 20:20:19,406 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:19,406 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:19,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:19,430 INFO L262 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 20:20:19,431 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:20:19,971 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:20:23,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:23,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 687 states to 485 states and 675 transitions. [2023-11-23 20:20:23,097 INFO L276 IsEmpty]: Start isEmpty. Operand 485 states and 675 transitions. [2023-11-23 20:20:23,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-23 20:20:23,098 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:23,098 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:23,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:23,126 INFO L262 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:20:23,126 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:20:23,366 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:20:24,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:24,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 704 states to 495 states and 692 transitions. [2023-11-23 20:20:24,447 INFO L276 IsEmpty]: Start isEmpty. Operand 495 states and 692 transitions. [2023-11-23 20:20:24,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-23 20:20:24,448 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:24,448 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:24,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:24,471 INFO L262 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:20:24,472 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:20:24,635 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:20:25,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:25,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 703 states to 494 states and 691 transitions. [2023-11-23 20:20:25,532 INFO L276 IsEmpty]: Start isEmpty. Operand 494 states and 691 transitions. [2023-11-23 20:20:25,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-23 20:20:25,533 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:25,534 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:25,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:25,561 INFO L262 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:20:25,562 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:20:25,589 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:20:28,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:28,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 716 states to 502 states and 704 transitions. [2023-11-23 20:20:28,701 INFO L276 IsEmpty]: Start isEmpty. Operand 502 states and 704 transitions. [2023-11-23 20:20:28,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-23 20:20:28,702 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:28,703 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:28,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:28,727 INFO L262 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:20:28,728 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:20:28,771 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:20:29,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:29,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 715 states to 501 states and 703 transitions. [2023-11-23 20:20:29,638 INFO L276 IsEmpty]: Start isEmpty. Operand 501 states and 703 transitions. [2023-11-23 20:20:29,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-23 20:20:29,641 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:29,646 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:29,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:29,681 INFO L262 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:20:29,682 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:20:29,708 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:20:33,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:33,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 729 states to 510 states and 717 transitions. [2023-11-23 20:20:33,802 INFO L276 IsEmpty]: Start isEmpty. Operand 510 states and 717 transitions. [2023-11-23 20:20:33,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-23 20:20:33,803 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:33,803 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:33,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:33,827 INFO L262 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:20:33,828 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:20:33,872 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:20:34,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:34,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 728 states to 509 states and 716 transitions. [2023-11-23 20:20:34,810 INFO L276 IsEmpty]: Start isEmpty. Operand 509 states and 716 transitions. [2023-11-23 20:20:34,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-23 20:20:34,811 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:34,811 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:34,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:34,837 INFO L262 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:20:34,838 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:20:34,856 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.