./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test5-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f05c7542-2094-47f5-ab8e-cde036fcbe5d/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f05c7542-2094-47f5-ab8e-cde036fcbe5d/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f05c7542-2094-47f5-ab8e-cde036fcbe5d/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f05c7542-2094-47f5-ab8e-cde036fcbe5d/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test5-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f05c7542-2094-47f5-ab8e-cde036fcbe5d/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f05c7542-2094-47f5-ab8e-cde036fcbe5d/bin/ukojak-verify-Qdu7aM0XO9 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash ad1bbae792ec9c8e2e546dc04f3672720af98ce14b9bd37d0d7647e79ce45565 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 21:18:03,320 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 21:18:03,382 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f05c7542-2094-47f5-ab8e-cde036fcbe5d/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-12-02 21:18:03,386 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 21:18:03,386 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-02 21:18:03,407 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 21:18:03,407 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 21:18:03,408 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-02 21:18:03,408 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 21:18:03,409 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 21:18:03,410 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 21:18:03,410 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 21:18:03,411 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 21:18:03,411 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 21:18:03,412 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 21:18:03,412 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 21:18:03,413 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 21:18:03,413 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 21:18:03,414 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 21:18:03,414 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 21:18:03,415 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 21:18:03,415 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 21:18:03,416 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 21:18:03,416 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 21:18:03,417 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 21:18:03,417 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 21:18:03,418 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 21:18:03,418 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 21:18:03,418 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 21:18:03,419 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 21:18:03,419 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-02 21:18:03,420 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 21:18:03,420 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 21:18:03,420 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_f05c7542-2094-47f5-ab8e-cde036fcbe5d/bin/ukojak-verify-Qdu7aM0XO9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f05c7542-2094-47f5-ab8e-cde036fcbe5d/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ad1bbae792ec9c8e2e546dc04f3672720af98ce14b9bd37d0d7647e79ce45565 [2023-12-02 21:18:03,635 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 21:18:03,655 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 21:18:03,658 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 21:18:03,659 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 21:18:03,660 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 21:18:03,661 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f05c7542-2094-47f5-ab8e-cde036fcbe5d/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test5-2.i [2023-12-02 21:18:06,428 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 21:18:06,707 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 21:18:06,708 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f05c7542-2094-47f5-ab8e-cde036fcbe5d/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test5-2.i [2023-12-02 21:18:06,725 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f05c7542-2094-47f5-ab8e-cde036fcbe5d/bin/ukojak-verify-Qdu7aM0XO9/data/f89b4c885/8b7139308c7541a28222c068510d7a23/FLAG7eec76c80 [2023-12-02 21:18:06,740 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f05c7542-2094-47f5-ab8e-cde036fcbe5d/bin/ukojak-verify-Qdu7aM0XO9/data/f89b4c885/8b7139308c7541a28222c068510d7a23 [2023-12-02 21:18:06,742 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 21:18:06,744 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 21:18:06,745 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 21:18:06,745 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 21:18:06,750 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 21:18:06,750 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 09:18:06" (1/1) ... [2023-12-02 21:18:06,751 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@620275fc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:18:06, skipping insertion in model container [2023-12-02 21:18:06,752 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 09:18:06" (1/1) ... [2023-12-02 21:18:06,846 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 21:18:07,254 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f05c7542-2094-47f5-ab8e-cde036fcbe5d/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test5-2.i[33021,33034] [2023-12-02 21:18:07,372 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f05c7542-2094-47f5-ab8e-cde036fcbe5d/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test5-2.i[49681,49694] [2023-12-02 21:18:07,387 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 21:18:07,397 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 21:18:07,428 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f05c7542-2094-47f5-ab8e-cde036fcbe5d/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test5-2.i[33021,33034] [2023-12-02 21:18:07,491 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f05c7542-2094-47f5-ab8e-cde036fcbe5d/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test5-2.i[49681,49694] [2023-12-02 21:18:07,500 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 21:18:07,526 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 21:18:07,532 INFO L206 MainTranslator]: Completed translation [2023-12-02 21:18:07,532 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:18:07 WrapperNode [2023-12-02 21:18:07,532 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 21:18:07,533 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 21:18:07,533 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 21:18:07,534 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 21:18:07,539 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:18:07" (1/1) ... [2023-12-02 21:18:07,574 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:18:07" (1/1) ... [2023-12-02 21:18:07,658 INFO L138 Inliner]: procedures = 177, calls = 439, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 2060 [2023-12-02 21:18:07,659 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 21:18:07,659 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 21:18:07,659 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 21:18:07,659 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 21:18:07,669 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:18:07" (1/1) ... [2023-12-02 21:18:07,669 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:18:07" (1/1) ... [2023-12-02 21:18:07,682 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:18:07" (1/1) ... [2023-12-02 21:18:07,682 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:18:07" (1/1) ... [2023-12-02 21:18:07,767 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:18:07" (1/1) ... [2023-12-02 21:18:07,784 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:18:07" (1/1) ... [2023-12-02 21:18:07,791 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:18:07" (1/1) ... [2023-12-02 21:18:07,800 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:18:07" (1/1) ... [2023-12-02 21:18:07,810 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 21:18:07,811 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 21:18:07,811 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 21:18:07,811 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 21:18:07,812 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:18:07" (1/1) ... [2023-12-02 21:18:07,817 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 21:18:07,827 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f05c7542-2094-47f5-ab8e-cde036fcbe5d/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 21:18:07,839 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f05c7542-2094-47f5-ab8e-cde036fcbe5d/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 21:18:07,849 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f05c7542-2094-47f5-ab8e-cde036fcbe5d/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 21:18:07,873 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-12-02 21:18:07,874 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-12-02 21:18:07,874 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-12-02 21:18:07,874 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-02 21:18:07,874 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-12-02 21:18:07,874 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-12-02 21:18:07,875 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-12-02 21:18:07,875 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 21:18:07,875 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-12-02 21:18:07,875 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-02 21:18:07,875 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-12-02 21:18:07,875 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-12-02 21:18:07,875 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-02 21:18:07,876 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-02 21:18:07,876 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 21:18:07,876 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 21:18:08,104 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 21:18:08,106 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 21:18:09,965 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 21:18:12,122 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 21:18:12,122 INFO L309 CfgBuilder]: Removed 92 assume(true) statements. [2023-12-02 21:18:12,124 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 09:18:12 BoogieIcfgContainer [2023-12-02 21:18:12,124 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 21:18:12,125 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-02 21:18:12,125 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-02 21:18:12,134 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-02 21:18:12,134 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 09:18:12" (1/1) ... [2023-12-02 21:18:12,143 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 21:18:12,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:18:12,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 177 states and 304 transitions. [2023-12-02 21:18:12,203 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 304 transitions. [2023-12-02 21:18:12,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-12-02 21:18:12,205 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:18:12,205 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:18:12,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:18:12,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:18:12,408 INFO L262 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 21:18:12,414 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:18:12,432 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:18:12,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:18:12,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 177 states and 301 transitions. [2023-12-02 21:18:12,460 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 301 transitions. [2023-12-02 21:18:12,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-12-02 21:18:12,465 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:18:12,465 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:18:12,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:18:12,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:18:12,557 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 21:18:12,560 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:18:12,563 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:18:12,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:18:12,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 177 states and 297 transitions. [2023-12-02 21:18:12,571 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 297 transitions. [2023-12-02 21:18:12,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-12-02 21:18:12,573 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:18:12,573 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:18:12,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:18:12,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:18:12,653 INFO L262 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 21:18:12,656 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:18:12,659 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:18:12,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:18:12,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 177 states and 295 transitions. [2023-12-02 21:18:12,665 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 295 transitions. [2023-12-02 21:18:12,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-12-02 21:18:12,668 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:18:12,668 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:18:12,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:18:12,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:18:12,774 INFO L262 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 21:18:12,777 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:18:12,780 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:18:22,805 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 21:18:22,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:18:22,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 177 states and 293 transitions. [2023-12-02 21:18:22,848 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 293 transitions. [2023-12-02 21:18:22,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-12-02 21:18:22,849 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:18:22,849 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:18:22,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:18:23,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:18:23,017 INFO L262 TraceCheckSpWp]: Trace formula consists of 123 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:18:23,021 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:18:23,040 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:18:23,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:18:23,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 178 states and 295 transitions. [2023-12-02 21:18:23,070 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 295 transitions. [2023-12-02 21:18:23,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-12-02 21:18:23,072 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:18:23,072 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:18:23,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:18:23,211 INFO L262 TraceCheckSpWp]: Trace formula consists of 163 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 21:18:23,214 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:18:23,218 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:18:23,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:18:23,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 291 states to 178 states and 291 transitions. [2023-12-02 21:18:23,224 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 291 transitions. [2023-12-02 21:18:23,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-12-02 21:18:23,225 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:18:23,225 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:18:23,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:18:23,358 INFO L262 TraceCheckSpWp]: Trace formula consists of 171 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 21:18:23,361 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:18:23,364 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:18:23,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:18:23,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 178 states and 283 transitions. [2023-12-02 21:18:23,370 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 283 transitions. [2023-12-02 21:18:23,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-12-02 21:18:23,371 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:18:23,372 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:18:23,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:18:23,539 INFO L262 TraceCheckSpWp]: Trace formula consists of 265 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 21:18:23,543 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:18:23,548 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:18:23,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:18:23,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 178 states and 271 transitions. [2023-12-02 21:18:23,557 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 271 transitions. [2023-12-02 21:18:23,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-02 21:18:23,557 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:18:23,558 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:18:23,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:18:23,866 INFO L262 TraceCheckSpWp]: Trace formula consists of 453 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 21:18:23,870 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:18:23,875 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:18:33,898 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 21:18:43,978 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 21:18:44,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:18:44,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 178 states and 259 transitions. [2023-12-02 21:18:44,057 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 259 transitions. [2023-12-02 21:18:44,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-12-02 21:18:44,057 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:18:44,058 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:18:44,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:18:44,492 INFO L262 TraceCheckSpWp]: Trace formula consists of 599 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 21:18:44,496 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:18:44,602 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:18:54,642 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 21:19:04,665 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 21:19:14,691 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 21:19:24,726 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 21:19:34,936 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 21:19:44,970 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 21:19:55,015 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 21:20:05,043 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 21:20:05,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:20:05,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 321 states to 230 states and 321 transitions. [2023-12-02 21:20:05,340 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 321 transitions. [2023-12-02 21:20:05,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-12-02 21:20:05,341 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:20:05,342 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:20:05,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:20:05,727 INFO L262 TraceCheckSpWp]: Trace formula consists of 572 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 21:20:05,730 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:20:05,733 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:20:05,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:20:05,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 319 states to 230 states and 319 transitions. [2023-12-02 21:20:05,743 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 319 transitions. [2023-12-02 21:20:05,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-12-02 21:20:05,744 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:20:05,745 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:20:06,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:20:06,102 INFO L262 TraceCheckSpWp]: Trace formula consists of 572 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 21:20:06,106 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:20:06,110 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:20:06,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:20:06,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 317 states to 230 states and 317 transitions. [2023-12-02 21:20:06,123 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 317 transitions. [2023-12-02 21:20:06,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-12-02 21:20:06,124 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:20:06,124 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:20:06,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:20:06,525 INFO L262 TraceCheckSpWp]: Trace formula consists of 599 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 21:20:06,528 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:20:06,531 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:20:06,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:20:06,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 315 states to 230 states and 315 transitions. [2023-12-02 21:20:06,540 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 315 transitions. [2023-12-02 21:20:06,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-12-02 21:20:06,541 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:20:06,541 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:20:06,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:20:06,908 INFO L262 TraceCheckSpWp]: Trace formula consists of 599 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 21:20:06,912 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:20:06,915 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:20:06,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:20:06,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 230 states and 313 transitions. [2023-12-02 21:20:06,924 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 313 transitions. [2023-12-02 21:20:06,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2023-12-02 21:20:06,925 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:20:06,925 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:20:07,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:20:07,353 INFO L262 TraceCheckSpWp]: Trace formula consists of 613 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 21:20:07,356 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:20:07,359 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:20:17,371 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 21:20:17,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:20:17,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 311 states to 230 states and 311 transitions. [2023-12-02 21:20:17,404 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 311 transitions. [2023-12-02 21:20:17,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2023-12-02 21:20:17,406 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:20:17,406 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:20:17,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:20:17,759 INFO L262 TraceCheckSpWp]: Trace formula consists of 613 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 21:20:17,762 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:20:17,765 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:20:27,774 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 21:20:27,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:20:27,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309 states to 230 states and 309 transitions. [2023-12-02 21:20:27,841 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 309 transitions. [2023-12-02 21:20:27,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2023-12-02 21:20:27,841 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:20:27,842 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:20:28,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:20:28,212 INFO L262 TraceCheckSpWp]: Trace formula consists of 640 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 21:20:28,214 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:20:28,217 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:20:28,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:20:28,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 230 states and 307 transitions. [2023-12-02 21:20:28,271 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 307 transitions. [2023-12-02 21:20:28,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2023-12-02 21:20:28,272 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:20:28,272 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:20:28,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:20:28,710 INFO L262 TraceCheckSpWp]: Trace formula consists of 622 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 21:20:28,713 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:20:28,801 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-02 21:20:38,829 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 21:20:48,868 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 21:20:58,890 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 21:21:08,916 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 21:21:08,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:21:08,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309 states to 233 states and 309 transitions. [2023-12-02 21:21:08,958 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 309 transitions. [2023-12-02 21:21:08,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2023-12-02 21:21:08,959 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:21:08,959 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:21:09,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:21:09,259 INFO L262 TraceCheckSpWp]: Trace formula consists of 640 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 21:21:09,261 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:21:09,263 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:21:09,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:21:09,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 233 states and 307 transitions. [2023-12-02 21:21:09,450 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 307 transitions. [2023-12-02 21:21:09,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2023-12-02 21:21:09,451 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:21:09,451 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:21:09,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:21:09,803 INFO L262 TraceCheckSpWp]: Trace formula consists of 622 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 21:21:09,806 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:21:09,878 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-02 21:21:19,900 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 21:21:29,932 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 21:21:39,958 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 21:21:49,982 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 21:21:50,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:21:50,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309 states to 236 states and 309 transitions. [2023-12-02 21:21:50,034 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 309 transitions. [2023-12-02 21:21:50,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2023-12-02 21:21:50,035 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:21:50,035 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:21:50,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:21:50,417 INFO L262 TraceCheckSpWp]: Trace formula consists of 760 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 21:21:50,419 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:21:50,424 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:21:50,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:21:50,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 308 states to 236 states and 308 transitions. [2023-12-02 21:21:50,441 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 308 transitions. [2023-12-02 21:21:50,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2023-12-02 21:21:50,442 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:21:50,442 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:21:50,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:21:50,877 INFO L262 TraceCheckSpWp]: Trace formula consists of 760 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 21:21:50,879 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:21:50,882 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:21:50,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:21:50,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 236 states and 307 transitions. [2023-12-02 21:21:50,901 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 307 transitions. [2023-12-02 21:21:50,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2023-12-02 21:21:50,902 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:21:50,902 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:21:51,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:21:51,281 INFO L262 TraceCheckSpWp]: Trace formula consists of 766 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 21:21:51,284 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:21:51,365 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:21:51,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:21:51,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 318 states to 245 states and 318 transitions. [2023-12-02 21:21:51,748 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 318 transitions. [2023-12-02 21:21:51,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2023-12-02 21:21:51,749 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:21:51,749 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:21:52,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:21:52,109 INFO L262 TraceCheckSpWp]: Trace formula consists of 746 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 21:21:52,111 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:21:52,178 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 21:21:52,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:21:52,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 328 states to 254 states and 328 transitions. [2023-12-02 21:21:52,216 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 328 transitions. [2023-12-02 21:21:52,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2023-12-02 21:21:52,217 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:21:52,217 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:21:52,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:21:52,664 INFO L262 TraceCheckSpWp]: Trace formula consists of 766 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 21:21:52,668 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:21:52,742 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:21:53,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:21:53,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 339 states to 263 states and 339 transitions. [2023-12-02 21:21:53,140 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 339 transitions. [2023-12-02 21:21:53,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2023-12-02 21:21:53,141 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:21:53,141 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:21:53,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:21:53,557 INFO L262 TraceCheckSpWp]: Trace formula consists of 746 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 21:21:53,561 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:21:53,637 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 21:21:53,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:21:53,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 349 states to 272 states and 349 transitions. [2023-12-02 21:21:53,674 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 349 transitions. [2023-12-02 21:21:53,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2023-12-02 21:21:53,675 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:21:53,676 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:21:54,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:21:54,070 INFO L262 TraceCheckSpWp]: Trace formula consists of 783 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 21:21:54,074 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:21:54,146 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:21:54,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:21:54,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 351 states to 273 states and 351 transitions. [2023-12-02 21:21:54,490 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 351 transitions. [2023-12-02 21:21:54,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2023-12-02 21:21:54,491 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:21:54,491 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:21:54,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:21:54,929 INFO L262 TraceCheckSpWp]: Trace formula consists of 783 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 21:21:54,931 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:21:55,015 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:21:55,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:21:55,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 353 states to 274 states and 353 transitions. [2023-12-02 21:21:55,800 INFO L276 IsEmpty]: Start isEmpty. Operand 274 states and 353 transitions. [2023-12-02 21:21:55,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2023-12-02 21:21:55,801 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:21:55,801 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:21:56,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:21:56,266 INFO L262 TraceCheckSpWp]: Trace formula consists of 870 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 21:21:56,269 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:21:56,272 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:21:56,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:21:56,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 351 states to 274 states and 351 transitions. [2023-12-02 21:21:56,288 INFO L276 IsEmpty]: Start isEmpty. Operand 274 states and 351 transitions. [2023-12-02 21:21:56,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2023-12-02 21:21:56,289 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:21:56,289 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:21:56,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:21:56,724 INFO L262 TraceCheckSpWp]: Trace formula consists of 870 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 21:21:56,727 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:21:56,729 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:21:56,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:21:56,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 349 states to 274 states and 349 transitions. [2023-12-02 21:21:56,740 INFO L276 IsEmpty]: Start isEmpty. Operand 274 states and 349 transitions. [2023-12-02 21:21:56,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2023-12-02 21:21:56,741 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:21:56,741 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:21:57,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:21:57,223 INFO L262 TraceCheckSpWp]: Trace formula consists of 871 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 21:21:57,225 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:21:57,296 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 21:21:57,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:21:57,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 351 states to 277 states and 351 transitions. [2023-12-02 21:21:57,581 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 351 transitions. [2023-12-02 21:21:57,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2023-12-02 21:21:57,582 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:21:57,582 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:21:58,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:21:58,106 INFO L262 TraceCheckSpWp]: Trace formula consists of 871 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 21:21:58,108 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:21:58,174 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 21:21:59,992 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.40s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-02 21:22:00,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:22:00,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 353 states to 280 states and 353 transitions. [2023-12-02 21:22:00,024 INFO L276 IsEmpty]: Start isEmpty. Operand 280 states and 353 transitions. [2023-12-02 21:22:00,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2023-12-02 21:22:00,026 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:22:00,026 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:22:00,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:22:00,625 INFO L262 TraceCheckSpWp]: Trace formula consists of 1075 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-02 21:22:00,630 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:22:00,784 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 0 proven. 54 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:22:10,834 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 21:22:20,870 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 21:22:30,940 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.07s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 21:22:40,969 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 21:22:51,227 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 21:23:01,254 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 21:23:11,284 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 21:23:21,327 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 21:23:21,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:23:21,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 417 states to 332 states and 417 transitions. [2023-12-02 21:23:21,650 INFO L276 IsEmpty]: Start isEmpty. Operand 332 states and 417 transitions. [2023-12-02 21:23:21,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2023-12-02 21:23:21,652 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:23:21,652 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:23:22,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:23:22,213 INFO L262 TraceCheckSpWp]: Trace formula consists of 1098 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-02 21:23:22,217 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:23:22,350 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-02 21:23:32,398 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 21:23:42,419 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 21:23:52,460 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 21:24:02,495 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 21:24:02,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:24:02,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 419 states to 335 states and 419 transitions. [2023-12-02 21:24:02,536 INFO L276 IsEmpty]: Start isEmpty. Operand 335 states and 419 transitions. [2023-12-02 21:24:02,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2023-12-02 21:24:02,537 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:24:02,538 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:24:03,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:24:03,157 INFO L262 TraceCheckSpWp]: Trace formula consists of 1098 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-02 21:24:03,160 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:24:03,276 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-02 21:24:13,313 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 21:24:23,351 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 21:24:33,391 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 21:24:43,427 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 21:24:43,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:24:43,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 421 states to 338 states and 421 transitions. [2023-12-02 21:24:43,491 INFO L276 IsEmpty]: Start isEmpty. Operand 338 states and 421 transitions. [2023-12-02 21:24:43,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2023-12-02 21:24:43,492 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:24:43,492 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:24:44,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:24:44,172 INFO L262 TraceCheckSpWp]: Trace formula consists of 1242 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-02 21:24:44,175 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:24:44,336 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 0 proven. 54 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:24:44,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:24:44,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 432 states to 347 states and 432 transitions. [2023-12-02 21:24:44,619 INFO L276 IsEmpty]: Start isEmpty. Operand 347 states and 432 transitions. [2023-12-02 21:24:44,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2023-12-02 21:24:44,621 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:24:44,621 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:24:45,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:24:45,171 INFO L262 TraceCheckSpWp]: Trace formula consists of 1222 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-02 21:24:45,175 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:24:45,307 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 52 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 21:24:45,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:24:45,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 442 states to 356 states and 442 transitions. [2023-12-02 21:24:45,382 INFO L276 IsEmpty]: Start isEmpty. Operand 356 states and 442 transitions. [2023-12-02 21:24:45,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2023-12-02 21:24:45,383 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:24:45,383 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:24:46,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:24:46,096 INFO L262 TraceCheckSpWp]: Trace formula consists of 1242 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-02 21:24:46,099 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:24:46,269 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 0 proven. 54 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:24:46,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:24:46,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 453 states to 365 states and 453 transitions. [2023-12-02 21:24:46,677 INFO L276 IsEmpty]: Start isEmpty. Operand 365 states and 453 transitions. [2023-12-02 21:24:46,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2023-12-02 21:24:46,678 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:24:46,678 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:24:47,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:24:47,466 INFO L262 TraceCheckSpWp]: Trace formula consists of 1222 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-02 21:24:47,468 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:24:47,599 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 52 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 21:24:47,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:24:47,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 463 states to 374 states and 463 transitions. [2023-12-02 21:24:47,662 INFO L276 IsEmpty]: Start isEmpty. Operand 374 states and 463 transitions. [2023-12-02 21:24:47,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2023-12-02 21:24:47,663 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:24:47,663 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:24:48,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:24:48,349 INFO L262 TraceCheckSpWp]: Trace formula consists of 1259 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-02 21:24:48,352 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:24:48,488 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 54 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:24:50,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:24:50,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 465 states to 375 states and 465 transitions. [2023-12-02 21:24:50,067 INFO L276 IsEmpty]: Start isEmpty. Operand 375 states and 465 transitions. [2023-12-02 21:24:50,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2023-12-02 21:24:50,069 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:24:50,069 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:24:50,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:24:50,813 INFO L262 TraceCheckSpWp]: Trace formula consists of 1259 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-02 21:24:50,815 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:24:50,948 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 54 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:24:51,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:24:51,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 467 states to 376 states and 467 transitions. [2023-12-02 21:24:51,719 INFO L276 IsEmpty]: Start isEmpty. Operand 376 states and 467 transitions. [2023-12-02 21:24:51,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2023-12-02 21:24:51,720 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:24:51,720 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:24:52,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:24:52,444 INFO L262 TraceCheckSpWp]: Trace formula consists of 1347 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-02 21:24:52,446 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:24:52,578 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 54 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 21:24:52,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:24:52,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 469 states to 379 states and 469 transitions. [2023-12-02 21:24:52,989 INFO L276 IsEmpty]: Start isEmpty. Operand 379 states and 469 transitions. [2023-12-02 21:24:52,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2023-12-02 21:24:52,990 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:24:52,990 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:24:53,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:24:53,767 INFO L262 TraceCheckSpWp]: Trace formula consists of 1347 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-02 21:24:53,770 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:24:53,899 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 54 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 21:24:54,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:24:54,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 471 states to 382 states and 471 transitions. [2023-12-02 21:24:54,966 INFO L276 IsEmpty]: Start isEmpty. Operand 382 states and 471 transitions. [2023-12-02 21:24:54,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2023-12-02 21:24:54,968 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:24:54,968 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:24:55,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:24:55,899 INFO L262 TraceCheckSpWp]: Trace formula consists of 1551 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 21:24:55,902 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:24:56,081 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 0 proven. 159 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:25:06,159 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 21:25:16,219 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.06s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 21:25:26,248 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 21:25:36,294 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.05s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 21:25:46,546 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 21:25:56,587 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 21:26:06,634 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.05s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 21:26:16,669 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 21:26:17,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:26:17,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 535 states to 434 states and 535 transitions. [2023-12-02 21:26:17,085 INFO L276 IsEmpty]: Start isEmpty. Operand 434 states and 535 transitions. [2023-12-02 21:26:17,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2023-12-02 21:26:17,086 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:26:17,086 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:26:17,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:26:17,955 INFO L262 TraceCheckSpWp]: Trace formula consists of 1574 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 21:26:17,959 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:26:18,195 INFO L134 CoverageAnalysis]: Checked inductivity of 162 backedges. 0 proven. 161 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-02 21:26:28,268 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 21:26:38,321 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.05s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 21:26:48,351 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 21:26:58,408 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.06s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 21:26:58,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:26:58,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 537 states to 437 states and 537 transitions. [2023-12-02 21:26:58,461 INFO L276 IsEmpty]: Start isEmpty. Operand 437 states and 537 transitions. [2023-12-02 21:26:58,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2023-12-02 21:26:58,462 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:26:58,462 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:26:59,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:26:59,323 INFO L262 TraceCheckSpWp]: Trace formula consists of 1574 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 21:26:59,327 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:26:59,599 INFO L134 CoverageAnalysis]: Checked inductivity of 162 backedges. 0 proven. 161 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-02 21:27:09,675 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 21:27:19,704 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 21:27:29,740 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 21:27:39,788 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.05s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 21:27:39,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:27:39,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 539 states to 440 states and 539 transitions. [2023-12-02 21:27:39,839 INFO L276 IsEmpty]: Start isEmpty. Operand 440 states and 539 transitions. [2023-12-02 21:27:39,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2023-12-02 21:27:39,840 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:27:39,840 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:27:40,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:27:40,719 INFO L262 TraceCheckSpWp]: Trace formula consists of 1718 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 21:27:40,723 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:27:40,933 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 0 proven. 159 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:27:41,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:27:41,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 550 states to 449 states and 550 transitions. [2023-12-02 21:27:41,437 INFO L276 IsEmpty]: Start isEmpty. Operand 449 states and 550 transitions. [2023-12-02 21:27:41,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2023-12-02 21:27:41,439 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:27:41,439 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:27:42,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:27:42,371 INFO L262 TraceCheckSpWp]: Trace formula consists of 1698 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 21:27:42,373 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:27:42,617 INFO L134 CoverageAnalysis]: Checked inductivity of 158 backedges. 0 proven. 155 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 21:27:42,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:27:42,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 560 states to 458 states and 560 transitions. [2023-12-02 21:27:42,716 INFO L276 IsEmpty]: Start isEmpty. Operand 458 states and 560 transitions. [2023-12-02 21:27:42,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2023-12-02 21:27:42,717 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:27:42,717 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:27:43,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:27:43,589 INFO L262 TraceCheckSpWp]: Trace formula consists of 1718 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 21:27:43,592 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:27:43,790 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 0 proven. 159 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:27:44,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:27:44,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 571 states to 467 states and 571 transitions. [2023-12-02 21:27:44,133 INFO L276 IsEmpty]: Start isEmpty. Operand 467 states and 571 transitions. [2023-12-02 21:27:44,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2023-12-02 21:27:44,135 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:27:44,135 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:27:45,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:27:45,207 INFO L262 TraceCheckSpWp]: Trace formula consists of 1698 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 21:27:45,211 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:27:45,423 INFO L134 CoverageAnalysis]: Checked inductivity of 158 backedges. 0 proven. 155 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 21:27:45,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:27:45,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 581 states to 476 states and 581 transitions. [2023-12-02 21:27:45,514 INFO L276 IsEmpty]: Start isEmpty. Operand 476 states and 581 transitions. [2023-12-02 21:27:45,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2023-12-02 21:27:45,515 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:27:45,516 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:27:46,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:27:46,426 INFO L262 TraceCheckSpWp]: Trace formula consists of 1735 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 21:27:46,430 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:27:46,672 INFO L134 CoverageAnalysis]: Checked inductivity of 161 backedges. 0 proven. 159 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:27:48,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:27:48,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 583 states to 477 states and 583 transitions. [2023-12-02 21:27:48,063 INFO L276 IsEmpty]: Start isEmpty. Operand 477 states and 583 transitions. [2023-12-02 21:27:48,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2023-12-02 21:27:48,064 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:27:48,064 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:27:48,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:27:48,922 INFO L262 TraceCheckSpWp]: Trace formula consists of 1735 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 21:27:48,925 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:27:49,106 INFO L134 CoverageAnalysis]: Checked inductivity of 161 backedges. 0 proven. 159 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:27:49,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:27:49,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 585 states to 478 states and 585 transitions. [2023-12-02 21:27:49,520 INFO L276 IsEmpty]: Start isEmpty. Operand 478 states and 585 transitions. [2023-12-02 21:27:49,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2023-12-02 21:27:49,521 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:27:49,521 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:27:50,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:27:50,823 INFO L262 TraceCheckSpWp]: Trace formula consists of 1823 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 21:27:50,826 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:27:51,016 INFO L134 CoverageAnalysis]: Checked inductivity of 162 backedges. 0 proven. 159 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 21:27:51,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:27:51,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 587 states to 481 states and 587 transitions. [2023-12-02 21:27:51,826 INFO L276 IsEmpty]: Start isEmpty. Operand 481 states and 587 transitions. [2023-12-02 21:27:51,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2023-12-02 21:27:51,827 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:27:51,828 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:27:52,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:27:52,973 INFO L262 TraceCheckSpWp]: Trace formula consists of 1823 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 21:27:52,978 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:27:53,243 INFO L134 CoverageAnalysis]: Checked inductivity of 162 backedges. 0 proven. 159 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 21:27:53,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:27:53,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 589 states to 484 states and 589 transitions. [2023-12-02 21:27:53,856 INFO L276 IsEmpty]: Start isEmpty. Operand 484 states and 589 transitions. [2023-12-02 21:27:53,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 228 [2023-12-02 21:27:53,858 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:27:53,859 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:27:54,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:27:54,974 INFO L262 TraceCheckSpWp]: Trace formula consists of 2027 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-02 21:27:54,977 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:27:55,244 INFO L134 CoverageAnalysis]: Checked inductivity of 316 backedges. 0 proven. 316 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:28:05,344 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 21:28:15,386 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 21:28:25,433 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.05s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 21:28:35,470 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 21:28:45,777 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 21:28:55,809 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 21:29:05,839 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 21:29:15,899 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.06s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 21:29:16,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:29:16,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 653 states to 536 states and 653 transitions. [2023-12-02 21:29:16,270 INFO L276 IsEmpty]: Start isEmpty. Operand 536 states and 653 transitions. [2023-12-02 21:29:16,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 232 [2023-12-02 21:29:16,272 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:29:16,272 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:29:17,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:29:17,313 INFO L262 TraceCheckSpWp]: Trace formula consists of 2050 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-02 21:29:17,317 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:29:17,569 INFO L134 CoverageAnalysis]: Checked inductivity of 320 backedges. 0 proven. 319 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-02 21:29:27,646 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 21:29:37,680 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 21:29:47,762 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.08s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 21:29:57,836 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.07s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 21:29:57,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:29:57,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 655 states to 539 states and 655 transitions. [2023-12-02 21:29:57,877 INFO L276 IsEmpty]: Start isEmpty. Operand 539 states and 655 transitions. [2023-12-02 21:29:57,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 232 [2023-12-02 21:29:57,879 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:29:57,879 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:29:58,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:29:58,915 INFO L262 TraceCheckSpWp]: Trace formula consists of 2050 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-02 21:29:58,919 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:29:59,155 INFO L134 CoverageAnalysis]: Checked inductivity of 320 backedges. 0 proven. 319 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-02 21:30:09,240 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 21:30:19,273 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 21:30:29,308 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 21:30:39,347 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 21:30:39,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:30:39,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 657 states to 542 states and 657 transitions. [2023-12-02 21:30:39,424 INFO L276 IsEmpty]: Start isEmpty. Operand 542 states and 657 transitions. [2023-12-02 21:30:39,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 240 [2023-12-02 21:30:39,426 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:30:39,426 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:30:40,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:30:40,551 INFO L262 TraceCheckSpWp]: Trace formula consists of 2194 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-02 21:30:40,554 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:30:40,807 INFO L134 CoverageAnalysis]: Checked inductivity of 316 backedges. 0 proven. 316 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:30:41,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:30:41,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 668 states to 551 states and 668 transitions. [2023-12-02 21:30:41,139 INFO L276 IsEmpty]: Start isEmpty. Operand 551 states and 668 transitions. [2023-12-02 21:30:41,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2023-12-02 21:30:41,141 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:30:41,141 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:30:42,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:30:42,166 INFO L262 TraceCheckSpWp]: Trace formula consists of 2174 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-02 21:30:42,170 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:30:42,423 INFO L134 CoverageAnalysis]: Checked inductivity of 313 backedges. 0 proven. 310 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 21:30:42,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:30:42,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 678 states to 560 states and 678 transitions. [2023-12-02 21:30:42,541 INFO L276 IsEmpty]: Start isEmpty. Operand 560 states and 678 transitions. [2023-12-02 21:30:42,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 240 [2023-12-02 21:30:42,542 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:30:42,542 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:30:43,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:30:43,696 INFO L262 TraceCheckSpWp]: Trace formula consists of 2194 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-02 21:30:43,699 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:30:43,946 INFO L134 CoverageAnalysis]: Checked inductivity of 316 backedges. 0 proven. 316 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:30:44,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:30:44,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 689 states to 569 states and 689 transitions. [2023-12-02 21:30:44,708 INFO L276 IsEmpty]: Start isEmpty. Operand 569 states and 689 transitions. [2023-12-02 21:30:44,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2023-12-02 21:30:44,709 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:30:44,709 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:30:45,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:30:45,922 INFO L262 TraceCheckSpWp]: Trace formula consists of 2174 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-02 21:30:45,927 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:30:46,301 INFO L134 CoverageAnalysis]: Checked inductivity of 313 backedges. 0 proven. 310 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 21:30:46,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:30:46,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 699 states to 578 states and 699 transitions. [2023-12-02 21:30:46,429 INFO L276 IsEmpty]: Start isEmpty. Operand 578 states and 699 transitions. [2023-12-02 21:30:46,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2023-12-02 21:30:46,431 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:30:46,431 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:30:47,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:30:47,658 INFO L262 TraceCheckSpWp]: Trace formula consists of 2211 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-02 21:30:47,663 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:30:48,014 INFO L134 CoverageAnalysis]: Checked inductivity of 318 backedges. 0 proven. 316 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:30:48,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:30:48,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 701 states to 579 states and 701 transitions. [2023-12-02 21:30:48,503 INFO L276 IsEmpty]: Start isEmpty. Operand 579 states and 701 transitions. [2023-12-02 21:30:48,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2023-12-02 21:30:48,505 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:30:48,505 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:30:49,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:30:49,723 INFO L262 TraceCheckSpWp]: Trace formula consists of 2211 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-02 21:30:49,727 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:30:49,994 INFO L134 CoverageAnalysis]: Checked inductivity of 318 backedges. 0 proven. 316 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:30:53,412 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.33s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-02 21:30:54,805 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.39s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-02 21:30:54,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:30:54,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 703 states to 580 states and 703 transitions. [2023-12-02 21:30:54,891 INFO L276 IsEmpty]: Start isEmpty. Operand 580 states and 703 transitions. [2023-12-02 21:30:54,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 247 [2023-12-02 21:30:54,892 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:30:54,893 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:30:56,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:30:56,120 INFO L262 TraceCheckSpWp]: Trace formula consists of 2299 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-02 21:30:56,125 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:30:56,543 INFO L134 CoverageAnalysis]: Checked inductivity of 319 backedges. 0 proven. 316 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 21:31:00,094 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.42s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-02 21:31:00,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:31:00,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 705 states to 583 states and 705 transitions. [2023-12-02 21:31:00,227 INFO L276 IsEmpty]: Start isEmpty. Operand 583 states and 705 transitions. [2023-12-02 21:31:00,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 247 [2023-12-02 21:31:00,229 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:31:00,229 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:31:01,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:31:01,464 INFO L262 TraceCheckSpWp]: Trace formula consists of 2299 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-02 21:31:01,469 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:31:01,784 INFO L134 CoverageAnalysis]: Checked inductivity of 319 backedges. 0 proven. 316 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 21:31:02,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:31:02,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 707 states to 586 states and 707 transitions. [2023-12-02 21:31:02,438 INFO L276 IsEmpty]: Start isEmpty. Operand 586 states and 707 transitions. [2023-12-02 21:31:02,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 280 [2023-12-02 21:31:02,439 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:31:02,439 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:31:03,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:31:03,780 INFO L262 TraceCheckSpWp]: Trace formula consists of 2503 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-02 21:31:03,785 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:31:04,157 INFO L134 CoverageAnalysis]: Checked inductivity of 525 backedges. 0 proven. 525 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:31:14,505 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.24s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 21:31:26,871 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 12.36s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 21:31:36,905 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 21:31:46,950 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 21:31:57,249 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 21:32:07,314 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.06s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 21:32:17,357 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 21:32:27,390 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 21:32:27,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:32:27,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 771 states to 638 states and 771 transitions. [2023-12-02 21:32:27,787 INFO L276 IsEmpty]: Start isEmpty. Operand 638 states and 771 transitions. [2023-12-02 21:32:27,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 284 [2023-12-02 21:32:27,789 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:32:27,789 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:32:29,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:32:29,148 INFO L262 TraceCheckSpWp]: Trace formula consists of 2526 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-02 21:32:29,154 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:32:29,572 INFO L134 CoverageAnalysis]: Checked inductivity of 530 backedges. 0 proven. 529 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-02 21:32:39,739 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 21:32:49,769 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 21:32:59,813 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers []