./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/loops/sum_array-2-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_081265c7-42ea-43ac-adb1-4a8a1efb6dc4/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_081265c7-42ea-43ac-adb1-4a8a1efb6dc4/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_081265c7-42ea-43ac-adb1-4a8a1efb6dc4/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_081265c7-42ea-43ac-adb1-4a8a1efb6dc4/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/loops/sum_array-2-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_081265c7-42ea-43ac-adb1-4a8a1efb6dc4/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_081265c7-42ea-43ac-adb1-4a8a1efb6dc4/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 0cf9175e436d0e00a51b884dabf87739d3176e3315a908e56fcba99730a10796 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 04:49:14,572 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 04:49:14,638 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_081265c7-42ea-43ac-adb1-4a8a1efb6dc4/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-12-03 04:49:14,643 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 04:49:14,643 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 04:49:14,665 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 04:49:14,665 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 04:49:14,666 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 04:49:14,667 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 04:49:14,667 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 04:49:14,668 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 04:49:14,669 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 04:49:14,669 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 04:49:14,670 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 04:49:14,670 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 04:49:14,671 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 04:49:14,671 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 04:49:14,672 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 04:49:14,672 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 04:49:14,673 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 04:49:14,673 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 04:49:14,674 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 04:49:14,675 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 04:49:14,675 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 04:49:14,676 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 04:49:14,676 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 04:49:14,677 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 04:49:14,677 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 04:49:14,678 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 04:49:14,678 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 04:49:14,678 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 04:49:14,679 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 04:49:14,679 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 04:49:14,679 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_081265c7-42ea-43ac-adb1-4a8a1efb6dc4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_081265c7-42ea-43ac-adb1-4a8a1efb6dc4/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0cf9175e436d0e00a51b884dabf87739d3176e3315a908e56fcba99730a10796 [2023-12-03 04:49:14,878 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 04:49:14,897 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 04:49:14,900 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 04:49:14,901 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 04:49:14,901 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 04:49:14,902 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_081265c7-42ea-43ac-adb1-4a8a1efb6dc4/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/loops/sum_array-2-2.i [2023-12-03 04:49:17,687 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 04:49:17,868 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 04:49:17,868 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_081265c7-42ea-43ac-adb1-4a8a1efb6dc4/sv-benchmarks/c/loops/sum_array-2-2.i [2023-12-03 04:49:17,876 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_081265c7-42ea-43ac-adb1-4a8a1efb6dc4/bin/ukojak-verify-Qdu7aM0XO9/data/77c14a713/72e535769e124dfea9c23078d47f5617/FLAGbc47b7ed1 [2023-12-03 04:49:17,890 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_081265c7-42ea-43ac-adb1-4a8a1efb6dc4/bin/ukojak-verify-Qdu7aM0XO9/data/77c14a713/72e535769e124dfea9c23078d47f5617 [2023-12-03 04:49:17,893 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 04:49:17,894 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 04:49:17,895 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 04:49:17,896 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 04:49:17,900 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 04:49:17,901 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 04:49:17" (1/1) ... [2023-12-03 04:49:17,902 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4e74f892 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:49:17, skipping insertion in model container [2023-12-03 04:49:17,903 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 04:49:17" (1/1) ... [2023-12-03 04:49:17,926 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 04:49:18,077 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_081265c7-42ea-43ac-adb1-4a8a1efb6dc4/sv-benchmarks/c/loops/sum_array-2-2.i[940,953] [2023-12-03 04:49:18,095 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 04:49:18,104 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 04:49:18,115 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_081265c7-42ea-43ac-adb1-4a8a1efb6dc4/sv-benchmarks/c/loops/sum_array-2-2.i[940,953] [2023-12-03 04:49:18,127 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 04:49:18,141 INFO L206 MainTranslator]: Completed translation [2023-12-03 04:49:18,141 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:49:18 WrapperNode [2023-12-03 04:49:18,142 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 04:49:18,143 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 04:49:18,143 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 04:49:18,143 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 04:49:18,150 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:49:18" (1/1) ... [2023-12-03 04:49:18,157 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:49:18" (1/1) ... [2023-12-03 04:49:18,177 INFO L138 Inliner]: procedures = 18, calls = 37, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 130 [2023-12-03 04:49:18,178 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 04:49:18,178 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 04:49:18,178 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 04:49:18,178 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 04:49:18,185 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:49:18" (1/1) ... [2023-12-03 04:49:18,185 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:49:18" (1/1) ... [2023-12-03 04:49:18,188 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:49:18" (1/1) ... [2023-12-03 04:49:18,188 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:49:18" (1/1) ... [2023-12-03 04:49:18,193 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:49:18" (1/1) ... [2023-12-03 04:49:18,196 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:49:18" (1/1) ... [2023-12-03 04:49:18,197 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:49:18" (1/1) ... [2023-12-03 04:49:18,198 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:49:18" (1/1) ... [2023-12-03 04:49:18,200 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 04:49:18,201 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 04:49:18,201 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 04:49:18,201 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 04:49:18,202 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:49:18" (1/1) ... [2023-12-03 04:49:18,207 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 04:49:18,216 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_081265c7-42ea-43ac-adb1-4a8a1efb6dc4/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 04:49:18,227 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_081265c7-42ea-43ac-adb1-4a8a1efb6dc4/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 04:49:18,232 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_081265c7-42ea-43ac-adb1-4a8a1efb6dc4/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 04:49:18,260 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 04:49:18,260 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-03 04:49:18,260 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 04:49:18,261 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-03 04:49:18,261 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 04:49:18,261 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 04:49:18,261 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-12-03 04:49:18,261 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 04:49:18,327 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 04:49:18,329 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 04:49:18,521 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 04:49:18,565 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 04:49:18,565 INFO L309 CfgBuilder]: Removed 4 assume(true) statements. [2023-12-03 04:49:18,567 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 04:49:18 BoogieIcfgContainer [2023-12-03 04:49:18,567 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 04:49:18,568 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 04:49:18,568 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 04:49:18,579 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 04:49:18,579 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 04:49:18" (1/1) ... [2023-12-03 04:49:18,587 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 04:49:18,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:49:18,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 16 states and 25 transitions. [2023-12-03 04:49:18,631 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 25 transitions. [2023-12-03 04:49:18,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-12-03 04:49:18,634 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:49:18,634 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:49:18,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:49:19,000 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:49:19,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:49:19,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 20 states and 33 transitions. [2023-12-03 04:49:19,104 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 33 transitions. [2023-12-03 04:49:19,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-12-03 04:49:19,105 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:49:19,106 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:49:19,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:49:19,293 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:49:19,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:49:19,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 21 states and 34 transitions. [2023-12-03 04:49:19,425 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 34 transitions. [2023-12-03 04:49:19,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-12-03 04:49:19,428 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:49:19,428 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:49:19,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:49:19,576 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 04:49:19,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:49:19,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 22 states and 34 transitions. [2023-12-03 04:49:19,634 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 34 transitions. [2023-12-03 04:49:19,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-12-03 04:49:19,635 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:49:19,635 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:49:19,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:49:21,162 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 04:49:22,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:49:22,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 34 states and 60 transitions. [2023-12-03 04:49:22,692 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 60 transitions. [2023-12-03 04:49:22,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-12-03 04:49:22,693 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:49:22,693 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:49:22,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:49:23,059 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 04:49:25,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:49:25,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 45 states and 83 transitions. [2023-12-03 04:49:25,701 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 83 transitions. [2023-12-03 04:49:25,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-12-03 04:49:25,702 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:49:25,702 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:49:25,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:49:26,105 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 04:49:27,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:49:27,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 52 states and 101 transitions. [2023-12-03 04:49:27,867 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 101 transitions. [2023-12-03 04:49:27,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-12-03 04:49:27,868 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:49:27,868 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:49:27,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:49:28,127 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-03 04:49:29,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:49:29,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 56 states and 108 transitions. [2023-12-03 04:49:29,097 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 108 transitions. [2023-12-03 04:49:29,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-12-03 04:49:29,099 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:49:29,099 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:49:29,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:49:29,377 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-12-03 04:49:30,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:49:30,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 62 states and 117 transitions. [2023-12-03 04:49:30,981 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 117 transitions. [2023-12-03 04:49:30,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-12-03 04:49:30,982 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:49:30,982 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:49:31,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:49:31,647 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 04:49:33,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:49:33,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 65 states and 125 transitions. [2023-12-03 04:49:33,176 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 125 transitions. [2023-12-03 04:49:33,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-12-03 04:49:33,177 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:49:33,178 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:49:33,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:49:33,326 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 04:49:33,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:49:33,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 66 states and 127 transitions. [2023-12-03 04:49:33,819 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 127 transitions. [2023-12-03 04:49:33,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-12-03 04:49:33,820 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:49:33,820 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:49:33,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:49:35,255 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-12-03 04:49:40,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:49:40,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 80 states and 159 transitions. [2023-12-03 04:49:40,613 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 159 transitions. [2023-12-03 04:49:40,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-12-03 04:49:40,613 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:49:40,614 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:49:40,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:49:40,894 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-12-03 04:49:41,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:49:41,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 81 states and 160 transitions. [2023-12-03 04:49:41,522 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 160 transitions. [2023-12-03 04:49:41,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-12-03 04:49:41,523 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:49:41,524 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:49:41,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:49:42,425 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 23 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 04:49:44,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:49:44,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 84 states and 167 transitions. [2023-12-03 04:49:44,445 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 167 transitions. [2023-12-03 04:49:44,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-12-03 04:49:44,446 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:49:44,446 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:49:44,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:49:44,611 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 23 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 04:49:45,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:49:45,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 85 states and 170 transitions. [2023-12-03 04:49:45,323 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 170 transitions. [2023-12-03 04:49:45,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-12-03 04:49:45,324 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:49:45,324 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:49:45,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:49:48,856 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-12-03 04:49:53,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:49:53,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 90 states and 178 transitions. [2023-12-03 04:49:53,328 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 178 transitions. [2023-12-03 04:49:53,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-12-03 04:49:53,329 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:49:53,329 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:49:53,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:49:57,472 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:50:06,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:50:06,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 99 states and 197 transitions. [2023-12-03 04:50:06,120 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 197 transitions. [2023-12-03 04:50:06,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-12-03 04:50:06,121 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:50:06,121 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:50:06,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:50:06,625 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-03 04:50:10,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:50:10,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 105 states and 209 transitions. [2023-12-03 04:50:10,723 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 209 transitions. [2023-12-03 04:50:10,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-12-03 04:50:10,723 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:50:10,724 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:50:10,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:50:12,049 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 3 proven. 8 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-12-03 04:50:16,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:50:16,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 114 states and 225 transitions. [2023-12-03 04:50:16,253 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 225 transitions. [2023-12-03 04:50:16,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-12-03 04:50:16,253 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:50:16,253 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:50:16,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:50:17,568 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 04:50:20,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:50:20,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 117 states and 233 transitions. [2023-12-03 04:50:20,527 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 233 transitions. [2023-12-03 04:50:20,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-12-03 04:50:20,528 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:50:20,528 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:50:20,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:50:20,678 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 04:50:21,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:50:21,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 118 states and 237 transitions. [2023-12-03 04:50:21,643 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 237 transitions. [2023-12-03 04:50:21,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-12-03 04:50:21,643 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:50:21,644 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:50:21,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:50:21,950 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 2 proven. 10 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-12-03 04:50:30,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:50:30,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 125 states and 252 transitions. [2023-12-03 04:50:30,003 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 252 transitions. [2023-12-03 04:50:30,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-12-03 04:50:30,003 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:50:30,003 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:50:30,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:50:30,354 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 2 proven. 10 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-12-03 04:50:33,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:50:33,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 128 states and 256 transitions. [2023-12-03 04:50:33,398 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 256 transitions. [2023-12-03 04:50:33,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-12-03 04:50:33,398 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:50:33,398 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:50:33,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:50:33,818 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-03 04:50:35,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:50:35,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 128 states and 255 transitions. [2023-12-03 04:50:35,591 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 255 transitions. [2023-12-03 04:50:35,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-12-03 04:50:35,591 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:50:35,591 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:50:35,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:50:35,827 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-12-03 04:50:38,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:50:38,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 134 states and 267 transitions. [2023-12-03 04:50:38,852 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 267 transitions. [2023-12-03 04:50:38,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-12-03 04:50:38,853 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:50:38,853 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:50:38,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:50:39,113 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-03 04:50:47,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:50:47,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 140 states and 275 transitions. [2023-12-03 04:50:47,573 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 275 transitions. [2023-12-03 04:50:47,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-12-03 04:50:47,573 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:50:47,573 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:50:47,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:50:50,026 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-12-03 04:50:53,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:50:53,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 143 states and 280 transitions. [2023-12-03 04:50:53,269 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 280 transitions. [2023-12-03 04:50:53,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-12-03 04:50:53,270 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:50:53,270 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:50:53,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:50:55,077 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 0 proven. 52 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 04:50:59,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:50:59,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 146 states and 288 transitions. [2023-12-03 04:50:59,152 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 288 transitions. [2023-12-03 04:50:59,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-12-03 04:50:59,152 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:50:59,153 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:50:59,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:50:59,324 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 0 proven. 52 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 04:51:00,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:51:00,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 147 states and 293 transitions. [2023-12-03 04:51:00,583 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 293 transitions. [2023-12-03 04:51:00,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-12-03 04:51:00,584 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:51:00,584 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:51:00,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:51:01,400 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-03 04:51:03,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:51:03,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 291 states to 147 states and 291 transitions. [2023-12-03 04:51:03,793 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 291 transitions. [2023-12-03 04:51:03,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-12-03 04:51:03,793 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:51:03,793 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:51:03,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:51:04,010 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-12-03 04:51:11,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:51:11,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 299 states to 153 states and 299 transitions. [2023-12-03 04:51:11,156 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 299 transitions. [2023-12-03 04:51:11,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-12-03 04:51:11,156 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:51:11,156 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:51:11,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:51:16,845 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-03 04:51:25,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:51:25,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 306 states to 155 states and 306 transitions. [2023-12-03 04:51:25,557 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 306 transitions. [2023-12-03 04:51:25,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-12-03 04:51:25,557 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:51:25,557 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:51:25,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:51:30,310 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-03 04:51:34,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:51:34,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309 states to 157 states and 309 transitions. [2023-12-03 04:51:34,392 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 309 transitions. [2023-12-03 04:51:34,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-12-03 04:51:34,392 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:51:34,393 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:51:34,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:51:35,124 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 34 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 04:51:40,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:51:40,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 321 states to 163 states and 321 transitions. [2023-12-03 04:51:40,077 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 321 transitions. [2023-12-03 04:51:40,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-12-03 04:51:40,077 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:51:40,078 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:51:40,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:51:42,456 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 4 proven. 18 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-12-03 04:51:54,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:51:54,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 347 states to 176 states and 347 transitions. [2023-12-03 04:51:54,315 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 347 transitions. [2023-12-03 04:51:54,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-12-03 04:51:54,315 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:51:54,315 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:51:54,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:51:56,490 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 71 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 04:52:01,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:52:01,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 356 states to 179 states and 356 transitions. [2023-12-03 04:52:01,749 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 356 transitions. [2023-12-03 04:52:01,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-12-03 04:52:01,749 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:52:01,749 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:52:01,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:52:01,897 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 71 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 04:52:03,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:52:03,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 362 states to 180 states and 362 transitions. [2023-12-03 04:52:03,646 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 362 transitions. [2023-12-03 04:52:03,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-12-03 04:52:03,647 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:52:03,647 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:52:03,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:52:04,216 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-03 04:52:07,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:52:07,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 359 states to 180 states and 359 transitions. [2023-12-03 04:52:07,160 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 359 transitions. [2023-12-03 04:52:07,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-12-03 04:52:07,160 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:52:07,160 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:52:07,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:52:14,107 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 32 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-12-03 04:52:32,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:52:32,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 381 states to 187 states and 381 transitions. [2023-12-03 04:52:32,361 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 381 transitions. [2023-12-03 04:52:32,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-12-03 04:52:32,362 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:52:32,362 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:52:32,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:52:32,626 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 34 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-12-03 04:52:44,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:52:44,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 393 states to 193 states and 393 transitions. [2023-12-03 04:52:44,639 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 393 transitions. [2023-12-03 04:52:44,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-12-03 04:52:44,639 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:52:44,640 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:52:44,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:52:44,862 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2023-12-03 04:53:07,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:53:07,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 407 states to 202 states and 407 transitions. [2023-12-03 04:53:07,380 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 407 transitions. [2023-12-03 04:53:07,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-12-03 04:53:07,380 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:53:07,380 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:53:07,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:53:09,761 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 34 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-03 04:53:24,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:53:24,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 411 states to 205 states and 411 transitions. [2023-12-03 04:53:24,164 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 411 transitions. [2023-12-03 04:53:24,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-12-03 04:53:24,165 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:53:24,165 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:53:24,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:53:26,821 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2023-12-03 04:53:30,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:53:30,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 416 states to 208 states and 416 transitions. [2023-12-03 04:53:30,682 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 416 transitions. [2023-12-03 04:53:30,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-12-03 04:53:30,682 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:53:30,682 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:53:30,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:53:33,407 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 0 proven. 93 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 04:53:39,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:53:39,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 425 states to 211 states and 425 transitions. [2023-12-03 04:53:39,932 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 425 transitions. [2023-12-03 04:53:39,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-12-03 04:53:39,933 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:53:39,933 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:53:39,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:53:40,096 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 0 proven. 93 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 04:53:42,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:53:42,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 432 states to 212 states and 432 transitions. [2023-12-03 04:53:42,120 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 432 transitions. [2023-12-03 04:53:42,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-12-03 04:53:42,121 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:53:42,121 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:53:42,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:53:42,809 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 75 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-03 04:53:46,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:53:46,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 428 states to 212 states and 428 transitions. [2023-12-03 04:53:46,125 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 428 transitions. [2023-12-03 04:53:46,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-12-03 04:53:46,125 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:53:46,125 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:53:46,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:53:47,423 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 3 proven. 24 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-12-03 04:54:17,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:54:17,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 444 states to 222 states and 444 transitions. [2023-12-03 04:54:17,913 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 444 transitions. [2023-12-03 04:54:17,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-12-03 04:54:17,914 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:54:17,914 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:54:17,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:54:19,222 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 3 proven. 24 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-12-03 04:54:20,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:54:20,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 445 states to 223 states and 445 transitions. [2023-12-03 04:54:20,559 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 445 transitions. [2023-12-03 04:54:20,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-12-03 04:54:20,559 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:54:20,559 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:54:20,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:54:23,939 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-12-03 04:54:50,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:54:50,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 458 states to 232 states and 458 transitions. [2023-12-03 04:54:50,517 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 458 transitions. [2023-12-03 04:54:50,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-12-03 04:54:50,517 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:54:50,517 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:54:50,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:54:56,758 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 44 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-03 04:55:03,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:55:03,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 459 states to 233 states and 459 transitions. [2023-12-03 04:55:03,513 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 459 transitions. [2023-12-03 04:55:03,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-12-03 04:55:03,514 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:55:03,514 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:55:03,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:55:11,427 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 34 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2023-12-03 04:55:32,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:55:32,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 477 states to 239 states and 477 transitions. [2023-12-03 04:55:32,125 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 477 transitions. [2023-12-03 04:55:32,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-12-03 04:55:32,126 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:55:32,126 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:55:32,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:55:35,634 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 0 proven. 118 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 04:55:44,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:55:44,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 486 states to 242 states and 486 transitions. [2023-12-03 04:55:44,005 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 486 transitions. [2023-12-03 04:55:44,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-12-03 04:55:44,006 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:55:44,006 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:55:44,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:55:49,622 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 0 proven. 57 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-12-03 04:56:13,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:56:13,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 500 states to 248 states and 500 transitions. [2023-12-03 04:56:13,179 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 500 transitions. [2023-12-03 04:56:13,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-12-03 04:56:13,180 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:56:13,180 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:56:13,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:56:13,358 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 0 proven. 118 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 04:56:16,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:56:16,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 508 states to 249 states and 508 transitions. [2023-12-03 04:56:16,213 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 508 transitions. [2023-12-03 04:56:16,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-12-03 04:56:16,213 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:56:16,213 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:56:16,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:56:19,508 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 5 proven. 32 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-12-03 04:56:59,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:56:59,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 534 states to 264 states and 534 transitions. [2023-12-03 04:56:59,734 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 534 transitions. [2023-12-03 04:56:59,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-12-03 04:56:59,734 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:56:59,735 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:56:59,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:57:06,302 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 5 proven. 32 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-12-03 04:57:55,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:57:55,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 569 states to 281 states and 569 transitions. [2023-12-03 04:57:55,956 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 569 transitions. [2023-12-03 04:57:55,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-12-03 04:57:55,956 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:57:55,957 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:57:55,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:57:56,807 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 5 proven. 32 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-12-03 04:58:11,117 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-03 04:58:11,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:58:11,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 571 states to 282 states and 571 transitions. [2023-12-03 04:58:11,562 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 571 transitions. [2023-12-03 04:58:11,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-12-03 04:58:11,562 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:58:11,562 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:58:11,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:58:12,594 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 97 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-03 04:58:19,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:58:19,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 565 states to 282 states and 565 transitions. [2023-12-03 04:58:19,065 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 565 transitions. [2023-12-03 04:58:19,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-12-03 04:58:19,066 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:58:19,066 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:58:19,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:58:30,303 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 0 proven. 60 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 04:59:16,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:59:16,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 582 states to 291 states and 582 transitions. [2023-12-03 04:59:16,553 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 582 transitions. [2023-12-03 04:59:16,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-12-03 04:59:16,553 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:59:16,553 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:59:16,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:59:26,988 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 0 proven. 38 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2023-12-03 04:59:37,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:59:37,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 581 states to 291 states and 581 transitions. [2023-12-03 04:59:37,584 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 581 transitions. [2023-12-03 04:59:37,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-12-03 04:59:37,584 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:59:37,584 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:59:37,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:59:42,010 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 0 proven. 146 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 04:59:52,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:59:52,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 591 states to 294 states and 591 transitions. [2023-12-03 04:59:52,729 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 591 transitions. [2023-12-03 04:59:52,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-12-03 04:59:52,729 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:59:52,730 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:59:52,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:59:54,067 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2023-12-03 05:00:48,680 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-03 05:00:48,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 05:00:48,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 614 states to 306 states and 614 transitions. [2023-12-03 05:00:48,938 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 614 transitions. [2023-12-03 05:00:48,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-12-03 05:00:48,938 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 05:00:48,938 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 05:00:48,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 05:00:49,162 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 0 proven. 146 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 05:00:52,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 05:00:52,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 623 states to 307 states and 623 transitions. [2023-12-03 05:00:52,747 INFO L276 IsEmpty]: Start isEmpty. Operand 307 states and 623 transitions. [2023-12-03 05:00:52,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-12-03 05:00:52,748 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 05:00:52,748 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 05:00:52,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 05:00:53,139 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 0 proven. 57 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2023-12-03 05:01:16,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 05:01:16,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 630 states to 310 states and 630 transitions. [2023-12-03 05:01:16,793 INFO L276 IsEmpty]: Start isEmpty. Operand 310 states and 630 transitions. [2023-12-03 05:01:16,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-12-03 05:01:16,793 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 05:01:16,793 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 05:01:16,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 05:01:18,129 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 0 proven. 57 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2023-12-03 05:01:43,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 05:01:43,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 629 states to 313 states and 629 transitions. [2023-12-03 05:01:43,478 INFO L276 IsEmpty]: Start isEmpty. Operand 313 states and 629 transitions. [2023-12-03 05:01:43,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-12-03 05:01:43,478 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 05:01:43,478 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 05:01:43,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 05:01:48,232 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2023-12-03 05:01:55,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 05:01:55,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 634 states to 316 states and 634 transitions. [2023-12-03 05:01:55,917 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 634 transitions. [2023-12-03 05:01:55,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-12-03 05:01:55,918 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 05:01:55,918 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 05:01:55,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 05:01:56,975 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 0 proven. 122 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-03 05:02:02,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 05:02:02,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 628 states to 316 states and 628 transitions. [2023-12-03 05:02:02,785 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 628 transitions. [2023-12-03 05:02:02,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-12-03 05:02:02,785 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 05:02:02,786 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 05:02:02,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 05:02:35,092 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 0 proven. 69 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.