./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/egcd2-ll_unwindbound10.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8bf9f27-52db-432d-86e7-e94a850d7239/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8bf9f27-52db-432d-86e7-e94a850d7239/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_a8bf9f27-52db-432d-86e7-e94a850d7239/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8bf9f27-52db-432d-86e7-e94a850d7239/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/egcd2-ll_unwindbound10.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8bf9f27-52db-432d-86e7-e94a850d7239/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8bf9f27-52db-432d-86e7-e94a850d7239/bin/ukojak-verify-Qdu7aM0XO9 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash aa34b6970b46b2c3f1bda76d086482188f10831dd44cba913e5171769601c6f3 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 03:02:35,912 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 03:02:35,977 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8bf9f27-52db-432d-86e7-e94a850d7239/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-12-03 03:02:35,982 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 03:02:35,983 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 03:02:36,006 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 03:02:36,007 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 03:02:36,007 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 03:02:36,008 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 03:02:36,009 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 03:02:36,009 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 03:02:36,010 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 03:02:36,010 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 03:02:36,011 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 03:02:36,011 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 03:02:36,011 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 03:02:36,012 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 03:02:36,012 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 03:02:36,013 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 03:02:36,013 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-03 03:02:36,014 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-03 03:02:36,015 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 03:02:36,015 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 03:02:36,016 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 03:02:36,016 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 03:02:36,017 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 03:02:36,017 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 03:02:36,018 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 03:02:36,018 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 03:02:36,018 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 03:02:36,019 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 03:02:36,019 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 03:02:36,019 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 03:02:36,020 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 03:02:36,020 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 03:02:36,020 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_a8bf9f27-52db-432d-86e7-e94a850d7239/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8bf9f27-52db-432d-86e7-e94a850d7239/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> aa34b6970b46b2c3f1bda76d086482188f10831dd44cba913e5171769601c6f3 [2023-12-03 03:02:36,249 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 03:02:36,270 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 03:02:36,273 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 03:02:36,274 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 03:02:36,275 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 03:02:36,276 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8bf9f27-52db-432d-86e7-e94a850d7239/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/nla-digbench-scaling/egcd2-ll_unwindbound10.c [2023-12-03 03:02:39,050 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 03:02:39,211 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 03:02:39,211 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8bf9f27-52db-432d-86e7-e94a850d7239/sv-benchmarks/c/nla-digbench-scaling/egcd2-ll_unwindbound10.c [2023-12-03 03:02:39,219 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8bf9f27-52db-432d-86e7-e94a850d7239/bin/ukojak-verify-Qdu7aM0XO9/data/7b8ebb4b6/a5b646ed5c724da1af6524c332464c16/FLAGf3368570a [2023-12-03 03:02:39,233 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8bf9f27-52db-432d-86e7-e94a850d7239/bin/ukojak-verify-Qdu7aM0XO9/data/7b8ebb4b6/a5b646ed5c724da1af6524c332464c16 [2023-12-03 03:02:39,235 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 03:02:39,237 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 03:02:39,238 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 03:02:39,238 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 03:02:39,243 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 03:02:39,244 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 03:02:39" (1/1) ... [2023-12-03 03:02:39,245 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4783030a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:02:39, skipping insertion in model container [2023-12-03 03:02:39,245 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 03:02:39" (1/1) ... [2023-12-03 03:02:39,269 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 03:02:39,445 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 03:02:39,455 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 03:02:39,480 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 03:02:39,494 INFO L206 MainTranslator]: Completed translation [2023-12-03 03:02:39,495 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:02:39 WrapperNode [2023-12-03 03:02:39,495 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 03:02:39,496 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 03:02:39,496 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 03:02:39,496 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 03:02:39,503 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:02:39" (1/1) ... [2023-12-03 03:02:39,511 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:02:39" (1/1) ... [2023-12-03 03:02:39,537 INFO L138 Inliner]: procedures = 14, calls = 18, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 160 [2023-12-03 03:02:39,537 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 03:02:39,538 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 03:02:39,538 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 03:02:39,538 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 03:02:39,548 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:02:39" (1/1) ... [2023-12-03 03:02:39,548 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:02:39" (1/1) ... [2023-12-03 03:02:39,550 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:02:39" (1/1) ... [2023-12-03 03:02:39,550 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:02:39" (1/1) ... [2023-12-03 03:02:39,555 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:02:39" (1/1) ... [2023-12-03 03:02:39,559 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:02:39" (1/1) ... [2023-12-03 03:02:39,560 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:02:39" (1/1) ... [2023-12-03 03:02:39,562 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:02:39" (1/1) ... [2023-12-03 03:02:39,564 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 03:02:39,565 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 03:02:39,565 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 03:02:39,565 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 03:02:39,566 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:02:39" (1/1) ... [2023-12-03 03:02:39,572 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 03:02:39,582 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8bf9f27-52db-432d-86e7-e94a850d7239/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 03:02:39,594 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8bf9f27-52db-432d-86e7-e94a850d7239/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 03:02:39,597 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8bf9f27-52db-432d-86e7-e94a850d7239/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 03:02:39,630 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 03:02:39,630 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-03 03:02:39,631 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-03 03:02:39,631 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-03 03:02:39,631 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 03:02:39,631 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 03:02:39,631 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-12-03 03:02:39,632 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-12-03 03:02:39,701 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 03:02:39,704 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 03:02:40,105 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 03:02:40,140 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 03:02:40,140 INFO L309 CfgBuilder]: Removed 2 assume(true) statements. [2023-12-03 03:02:40,142 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 03:02:40 BoogieIcfgContainer [2023-12-03 03:02:40,142 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 03:02:40,143 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 03:02:40,143 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 03:02:40,152 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 03:02:40,152 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 03:02:40" (1/1) ... [2023-12-03 03:02:40,159 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 03:02:40,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:02:40,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 161 states and 174 transitions. [2023-12-03 03:02:40,224 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 174 transitions. [2023-12-03 03:02:40,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-12-03 03:02:40,227 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:02:40,228 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:02:40,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:02:40,352 INFO L262 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 12 conjunts are in the unsatisfiable core [2023-12-03 03:02:40,357 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:02:40,476 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 03:02:40,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:02:40,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 160 states and 173 transitions. [2023-12-03 03:02:40,595 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 173 transitions. [2023-12-03 03:02:40,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-12-03 03:02:40,596 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:02:40,596 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:02:40,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:02:40,627 INFO L262 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-03 03:02:40,629 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:02:40,703 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 03:02:40,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:02:40,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 159 states and 172 transitions. [2023-12-03 03:02:40,964 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 172 transitions. [2023-12-03 03:02:40,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-12-03 03:02:40,965 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:02:40,965 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:02:40,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:02:40,994 INFO L262 TraceCheckSpWp]: Trace formula consists of 64 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 03:02:40,995 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:02:40,997 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 03:02:41,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:02:41,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 158 states and 171 transitions. [2023-12-03 03:02:41,007 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 171 transitions. [2023-12-03 03:02:41,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-12-03 03:02:41,008 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:02:41,008 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:02:41,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:02:41,037 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-03 03:02:41,038 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:02:41,089 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 03:02:41,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:02:41,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 157 states and 170 transitions. [2023-12-03 03:02:41,146 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 170 transitions. [2023-12-03 03:02:41,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-12-03 03:02:41,147 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:02:41,147 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:02:41,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:02:41,180 INFO L262 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 03:02:41,182 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:02:41,250 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-03 03:02:41,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:02:41,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 159 states and 172 transitions. [2023-12-03 03:02:41,999 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 172 transitions. [2023-12-03 03:02:42,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-12-03 03:02:42,000 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:02:42,000 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:02:42,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:02:42,031 INFO L262 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 03:02:42,032 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:02:42,116 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-03 03:02:43,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:02:43,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 162 states and 176 transitions. [2023-12-03 03:02:43,189 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 176 transitions. [2023-12-03 03:02:43,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-12-03 03:02:43,190 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:02:43,190 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:02:43,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:02:43,220 INFO L262 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 03:02:43,221 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:02:43,254 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-03 03:02:43,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:02:43,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 163 states and 177 transitions. [2023-12-03 03:02:43,282 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 177 transitions. [2023-12-03 03:02:43,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-12-03 03:02:43,283 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:02:43,283 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:02:43,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:02:43,311 INFO L262 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-03 03:02:43,313 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:02:43,412 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-12-03 03:02:44,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:02:44,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 168 states and 185 transitions. [2023-12-03 03:02:44,391 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 185 transitions. [2023-12-03 03:02:44,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-12-03 03:02:44,391 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:02:44,392 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:02:44,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:02:44,420 INFO L262 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-03 03:02:44,421 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:02:44,541 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-03 03:02:45,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:02:45,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 171 states and 190 transitions. [2023-12-03 03:02:45,064 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 190 transitions. [2023-12-03 03:02:45,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-12-03 03:02:45,065 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:02:45,065 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:02:45,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:02:45,089 INFO L262 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 03:02:45,091 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:02:45,201 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-03 03:02:45,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:02:45,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 175 states and 197 transitions. [2023-12-03 03:02:45,786 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 197 transitions. [2023-12-03 03:02:45,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-12-03 03:02:45,787 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:02:45,788 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:02:45,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:02:45,817 INFO L262 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 9 conjunts are in the unsatisfiable core [2023-12-03 03:02:45,818 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:02:45,920 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-12-03 03:02:46,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:02:46,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 180 states and 206 transitions. [2023-12-03 03:02:46,553 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 206 transitions. [2023-12-03 03:02:46,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-12-03 03:02:46,554 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:02:46,555 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:02:46,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:02:46,585 INFO L262 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 9 conjunts are in the unsatisfiable core [2023-12-03 03:02:46,587 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:02:46,699 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-12-03 03:02:47,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:02:47,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 186 states and 217 transitions. [2023-12-03 03:02:47,531 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 217 transitions. [2023-12-03 03:02:47,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-12-03 03:02:47,532 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:02:47,532 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:02:47,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:02:47,560 INFO L262 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 03:02:47,562 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:02:47,605 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-03 03:02:47,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:02:47,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 290 states to 187 states and 218 transitions. [2023-12-03 03:02:47,731 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 218 transitions. [2023-12-03 03:02:47,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-12-03 03:02:47,732 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:02:47,732 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:02:47,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:02:47,761 INFO L262 TraceCheckSpWp]: Trace formula consists of 105 conjuncts, 9 conjunts are in the unsatisfiable core [2023-12-03 03:02:47,762 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:02:48,012 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-12-03 03:02:51,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:02:51,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 199 states and 238 transitions. [2023-12-03 03:02:51,146 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 238 transitions. [2023-12-03 03:02:51,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-12-03 03:02:51,146 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:02:51,147 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:02:51,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:02:51,175 INFO L262 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 12 conjunts are in the unsatisfiable core [2023-12-03 03:02:51,177 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:02:51,561 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-12-03 03:02:55,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:02:55,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 351 states to 212 states and 259 transitions. [2023-12-03 03:02:55,599 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 259 transitions. [2023-12-03 03:02:55,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-12-03 03:02:55,600 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:02:55,600 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:02:55,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:02:55,628 INFO L262 TraceCheckSpWp]: Trace formula consists of 115 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-03 03:02:55,629 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:02:55,815 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-12-03 03:03:00,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:03:00,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 385 states to 227 states and 284 transitions. [2023-12-03 03:03:00,676 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 284 transitions. [2023-12-03 03:03:00,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-12-03 03:03:00,677 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:03:00,677 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:03:00,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:03:00,705 INFO L262 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-03 03:03:00,706 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:03:00,909 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-12-03 03:03:06,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:03:06,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 421 states to 243 states and 311 transitions. [2023-12-03 03:03:06,709 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 311 transitions. [2023-12-03 03:03:06,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-12-03 03:03:06,710 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:03:06,710 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:03:06,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:03:06,740 INFO L262 TraceCheckSpWp]: Trace formula consists of 117 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-03 03:03:06,742 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:03:06,921 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-12-03 03:03:13,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:03:13,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 458 states to 260 states and 340 transitions. [2023-12-03 03:03:13,580 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 340 transitions. [2023-12-03 03:03:13,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-12-03 03:03:13,581 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:03:13,581 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:03:13,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:03:13,602 INFO L262 TraceCheckSpWp]: Trace formula consists of 118 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-03 03:03:13,603 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:03:13,775 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-03 03:03:20,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:03:20,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 495 states to 278 states and 371 transitions. [2023-12-03 03:03:20,619 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 371 transitions. [2023-12-03 03:03:20,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-12-03 03:03:20,620 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:03:20,620 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:03:20,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:03:20,647 INFO L262 TraceCheckSpWp]: Trace formula consists of 119 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-03 03:03:20,648 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:03:21,004 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-12-03 03:03:24,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:03:24,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 500 states to 281 states and 376 transitions. [2023-12-03 03:03:24,376 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 376 transitions. [2023-12-03 03:03:24,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-12-03 03:03:24,376 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:03:24,376 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:03:24,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:03:24,406 INFO L262 TraceCheckSpWp]: Trace formula consists of 120 conjuncts, 14 conjunts are in the unsatisfiable core [2023-12-03 03:03:24,407 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:03:25,037 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-12-03 03:03:27,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:03:27,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 506 states to 285 states and 382 transitions. [2023-12-03 03:03:27,449 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 382 transitions. [2023-12-03 03:03:27,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-12-03 03:03:27,450 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:03:27,450 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:03:27,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:03:27,477 INFO L262 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-03 03:03:27,478 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:03:27,811 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-12-03 03:03:38,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:03:38,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 546 states to 307 states and 419 transitions. [2023-12-03 03:03:38,096 INFO L276 IsEmpty]: Start isEmpty. Operand 307 states and 419 transitions. [2023-12-03 03:03:38,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-12-03 03:03:38,096 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:03:38,097 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:03:38,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:03:38,126 INFO L262 TraceCheckSpWp]: Trace formula consists of 130 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-03 03:03:38,127 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:03:38,485 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-12-03 03:03:50,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:03:50,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 588 states to 330 states and 458 transitions. [2023-12-03 03:03:50,550 INFO L276 IsEmpty]: Start isEmpty. Operand 330 states and 458 transitions. [2023-12-03 03:03:50,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-12-03 03:03:50,550 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:03:50,551 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:03:50,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:03:50,579 INFO L262 TraceCheckSpWp]: Trace formula consists of 131 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-03 03:03:50,580 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:03:50,850 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-12-03 03:04:04,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:04:04,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 632 states to 354 states and 499 transitions. [2023-12-03 03:04:04,315 INFO L276 IsEmpty]: Start isEmpty. Operand 354 states and 499 transitions. [2023-12-03 03:04:04,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-12-03 03:04:04,315 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:04:04,315 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:04:04,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:04:04,347 INFO L262 TraceCheckSpWp]: Trace formula consists of 132 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-03 03:04:04,348 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:04:04,612 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-12-03 03:04:07,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:04:07,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 647 states to 363 states and 514 transitions. [2023-12-03 03:04:07,921 INFO L276 IsEmpty]: Start isEmpty. Operand 363 states and 514 transitions. [2023-12-03 03:04:07,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-12-03 03:04:07,922 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:04:07,922 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:04:07,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:04:07,954 INFO L262 TraceCheckSpWp]: Trace formula consists of 133 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-03 03:04:07,956 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:04:08,568 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-12-03 03:04:10,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:04:10,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 654 states to 367 states and 521 transitions. [2023-12-03 03:04:10,688 INFO L276 IsEmpty]: Start isEmpty. Operand 367 states and 521 transitions. [2023-12-03 03:04:10,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-12-03 03:04:10,689 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:04:10,689 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:04:10,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:04:10,714 INFO L262 TraceCheckSpWp]: Trace formula consists of 134 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-03 03:04:10,715 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:04:11,770 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-12-03 03:04:17,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:04:17,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 662 states to 371 states and 529 transitions. [2023-12-03 03:04:17,045 INFO L276 IsEmpty]: Start isEmpty. Operand 371 states and 529 transitions. [2023-12-03 03:04:17,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-12-03 03:04:17,046 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:04:17,046 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:04:17,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:04:17,077 INFO L262 TraceCheckSpWp]: Trace formula consists of 143 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 03:04:17,078 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:04:17,308 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-12-03 03:04:19,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:04:19,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 667 states to 374 states and 534 transitions. [2023-12-03 03:04:19,726 INFO L276 IsEmpty]: Start isEmpty. Operand 374 states and 534 transitions. [2023-12-03 03:04:19,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-12-03 03:04:19,727 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:04:19,728 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:04:19,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:04:19,767 INFO L262 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 03:04:19,768 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:04:19,813 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-12-03 03:04:19,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:04:19,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 668 states to 375 states and 535 transitions. [2023-12-03 03:04:19,909 INFO L276 IsEmpty]: Start isEmpty. Operand 375 states and 535 transitions. [2023-12-03 03:04:19,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-12-03 03:04:19,909 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:04:19,910 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:04:19,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:04:19,948 INFO L262 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-03 03:04:19,950 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:04:20,982 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-12-03 03:05:17,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:05:17,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 722 states to 406 states and 586 transitions. [2023-12-03 03:05:17,028 INFO L276 IsEmpty]: Start isEmpty. Operand 406 states and 586 transitions. [2023-12-03 03:05:17,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-12-03 03:05:17,029 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:05:17,029 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:05:17,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:05:17,064 INFO L262 TraceCheckSpWp]: Trace formula consists of 146 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-03 03:05:17,065 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:05:17,607 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-12-03 03:06:01,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:06:01,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 775 states to 438 states and 639 transitions. [2023-12-03 03:06:01,539 INFO L276 IsEmpty]: Start isEmpty. Operand 438 states and 639 transitions. [2023-12-03 03:06:01,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-12-03 03:06:01,540 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:06:01,540 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:06:01,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:06:01,575 INFO L262 TraceCheckSpWp]: Trace formula consists of 147 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-03 03:06:01,576 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:06:01,944 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-12-03 03:06:04,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:06:04,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 780 states to 441 states and 644 transitions. [2023-12-03 03:06:04,143 INFO L276 IsEmpty]: Start isEmpty. Operand 441 states and 644 transitions. [2023-12-03 03:06:04,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-12-03 03:06:04,143 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:06:04,143 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:06:04,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:06:04,173 INFO L262 TraceCheckSpWp]: Trace formula consists of 148 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-03 03:06:04,175 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:06:04,683 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-12-03 03:06:06,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:06:06,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 781 states to 442 states and 645 transitions. [2023-12-03 03:06:06,585 INFO L276 IsEmpty]: Start isEmpty. Operand 442 states and 645 transitions. [2023-12-03 03:06:06,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-12-03 03:06:06,586 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:06:06,586 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:06:06,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:06:06,612 INFO L262 TraceCheckSpWp]: Trace formula consists of 149 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 03:06:06,613 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:06:07,002 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-12-03 03:06:07,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:06:07,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 782 states to 443 states and 646 transitions. [2023-12-03 03:06:07,890 INFO L276 IsEmpty]: Start isEmpty. Operand 443 states and 646 transitions. [2023-12-03 03:06:07,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-12-03 03:06:07,890 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:06:07,890 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:06:07,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:06:07,922 INFO L262 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 03:06:07,923 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:06:10,143 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-12-03 03:06:14,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:06:14,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 784 states to 445 states and 648 transitions. [2023-12-03 03:06:14,295 INFO L276 IsEmpty]: Start isEmpty. Operand 445 states and 648 transitions. [2023-12-03 03:06:14,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-03 03:06:14,296 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:06:14,296 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:06:14,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:06:14,329 INFO L262 TraceCheckSpWp]: Trace formula consists of 151 conjuncts, 13 conjunts are in the unsatisfiable core [2023-12-03 03:06:14,331 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:06:15,228 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2023-12-03 03:06:28,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:06:28,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 798 states to 455 states and 662 transitions. [2023-12-03 03:06:28,011 INFO L276 IsEmpty]: Start isEmpty. Operand 455 states and 662 transitions. [2023-12-03 03:06:28,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-12-03 03:06:28,012 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:06:28,012 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:06:28,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:06:28,047 INFO L262 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-03 03:06:28,049 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:06:28,755 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-12-03 03:06:32,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:06:32,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 803 states to 459 states and 667 transitions. [2023-12-03 03:06:32,181 INFO L276 IsEmpty]: Start isEmpty. Operand 459 states and 667 transitions. [2023-12-03 03:06:32,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-12-03 03:06:32,182 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:06:32,182 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:06:32,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:06:32,218 INFO L262 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-03 03:06:32,219 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:06:32,618 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-12-03 03:07:38,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:07:38,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 866 states to 498 states and 727 transitions. [2023-12-03 03:07:38,481 INFO L276 IsEmpty]: Start isEmpty. Operand 498 states and 727 transitions. [2023-12-03 03:07:38,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-12-03 03:07:38,481 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:07:38,482 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:07:38,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:07:38,511 INFO L262 TraceCheckSpWp]: Trace formula consists of 154 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-03 03:07:38,512 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:07:38,998 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-12-03 03:08:48,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:08:48,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 930 states to 538 states and 788 transitions. [2023-12-03 03:08:48,453 INFO L276 IsEmpty]: Start isEmpty. Operand 538 states and 788 transitions. [2023-12-03 03:08:48,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-12-03 03:08:48,454 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:08:48,454 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:08:48,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:08:48,489 INFO L262 TraceCheckSpWp]: Trace formula consists of 155 conjuncts, 21 conjunts are in the unsatisfiable core [2023-12-03 03:08:48,491 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:08:55,954 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-03 03:10:32,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:10:32,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 992 states to 579 states and 847 transitions. [2023-12-03 03:10:32,289 INFO L276 IsEmpty]: Start isEmpty. Operand 579 states and 847 transitions. [2023-12-03 03:10:32,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2023-12-03 03:10:32,289 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:10:32,290 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:10:32,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:10:32,322 INFO L262 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-03 03:10:32,325 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:10:35,631 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-12-03 03:10:54,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:10:54,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 996 states to 581 states and 851 transitions. [2023-12-03 03:10:54,593 INFO L276 IsEmpty]: Start isEmpty. Operand 581 states and 851 transitions. [2023-12-03 03:10:54,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2023-12-03 03:10:54,594 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:10:54,594 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:10:54,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:10:54,621 INFO L262 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 03:10:54,622 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:10:55,150 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-12-03 03:11:01,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:11:01,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 999 states to 583 states and 854 transitions. [2023-12-03 03:11:01,550 INFO L276 IsEmpty]: Start isEmpty. Operand 583 states and 854 transitions. [2023-12-03 03:11:01,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-12-03 03:11:01,551 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:11:01,551 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:11:01,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:11:01,574 INFO L262 TraceCheckSpWp]: Trace formula consists of 158 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 03:11:01,575 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:11:05,149 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-12-03 03:11:23,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:11:23,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1003 states to 586 states and 858 transitions. [2023-12-03 03:11:23,963 INFO L276 IsEmpty]: Start isEmpty. Operand 586 states and 858 transitions. [2023-12-03 03:11:23,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2023-12-03 03:11:23,964 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:11:23,964 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:11:23,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:11:23,993 INFO L262 TraceCheckSpWp]: Trace formula consists of 159 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-03 03:11:23,995 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:11:27,264 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2023-12-03 03:11:47,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:11:47,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1010 states to 591 states and 865 transitions. [2023-12-03 03:11:47,025 INFO L276 IsEmpty]: Start isEmpty. Operand 591 states and 865 transitions. [2023-12-03 03:11:47,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2023-12-03 03:11:47,026 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:11:47,026 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:11:47,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:11:47,056 INFO L262 TraceCheckSpWp]: Trace formula consists of 160 conjuncts, 13 conjunts are in the unsatisfiable core [2023-12-03 03:11:47,058 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:11:52,513 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2023-12-03 03:11:59,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:11:59,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1015 states to 595 states and 870 transitions. [2023-12-03 03:11:59,191 INFO L276 IsEmpty]: Start isEmpty. Operand 595 states and 870 transitions. [2023-12-03 03:11:59,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-12-03 03:11:59,192 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:11:59,192 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:11:59,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:11:59,226 INFO L262 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-03 03:11:59,228 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:12:04,981 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-12-03 03:12:20,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:12:20,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1017 states to 596 states and 872 transitions. [2023-12-03 03:12:20,114 INFO L276 IsEmpty]: Start isEmpty. Operand 596 states and 872 transitions. [2023-12-03 03:12:20,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2023-12-03 03:12:20,114 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:12:20,115 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:12:20,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:12:20,149 INFO L262 TraceCheckSpWp]: Trace formula consists of 162 conjuncts, 10 conjunts are in the unsatisfiable core [2023-12-03 03:12:20,151 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:12:28,527 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-12-03 03:13:03,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:13:03,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1022 states to 599 states and 877 transitions. [2023-12-03 03:13:03,711 INFO L276 IsEmpty]: Start isEmpty. Operand 599 states and 877 transitions. [2023-12-03 03:13:03,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2023-12-03 03:13:03,712 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:13:03,712 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:13:03,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:13:03,831 INFO L262 TraceCheckSpWp]: Trace formula consists of 172 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 03:13:03,833 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:13:04,529 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-12-03 03:13:05,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:13:05,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1021 states to 598 states and 876 transitions. [2023-12-03 03:13:05,219 INFO L276 IsEmpty]: Start isEmpty. Operand 598 states and 876 transitions. [2023-12-03 03:13:05,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2023-12-03 03:13:05,220 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:13:05,220 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:13:05,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:13:05,253 INFO L262 TraceCheckSpWp]: Trace formula consists of 173 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-03 03:13:05,254 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:13:07,150 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-12-03 03:14:34,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:14:34,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1077 states to 637 states and 930 transitions. [2023-12-03 03:14:34,307 INFO L276 IsEmpty]: Start isEmpty. Operand 637 states and 930 transitions. [2023-12-03 03:14:34,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2023-12-03 03:14:34,307 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:14:34,307 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:14:34,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:14:34,352 INFO L262 TraceCheckSpWp]: Trace formula consists of 180 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 03:14:34,354 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:14:34,411 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-12-03 03:15:06,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:15:06,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1093 states to 644 states and 946 transitions. [2023-12-03 03:15:06,622 INFO L276 IsEmpty]: Start isEmpty. Operand 644 states and 946 transitions. [2023-12-03 03:15:06,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2023-12-03 03:15:06,623 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:15:06,623 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:15:06,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:15:06,660 INFO L262 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 03:15:06,661 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:15:07,354 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-12-03 03:16:00,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:16:00,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1153 states to 687 states and 1006 transitions. [2023-12-03 03:16:00,991 INFO L276 IsEmpty]: Start isEmpty. Operand 687 states and 1006 transitions. [2023-12-03 03:16:00,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2023-12-03 03:16:00,992 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:16:00,993 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:16:01,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:16:01,039 INFO L262 TraceCheckSpWp]: Trace formula consists of 181 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 03:16:01,041 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:16:01,091 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-12-03 03:16:01,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:16:01,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1154 states to 688 states and 1007 transitions. [2023-12-03 03:16:01,270 INFO L276 IsEmpty]: Start isEmpty. Operand 688 states and 1007 transitions. [2023-12-03 03:16:01,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2023-12-03 03:16:01,270 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:16:01,271 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:16:01,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:16:01,306 INFO L262 TraceCheckSpWp]: Trace formula consists of 177 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 03:16:01,307 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:16:01,907 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-12-03 03:16:50,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:16:50,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1214 states to 729 states and 1067 transitions. [2023-12-03 03:16:50,139 INFO L276 IsEmpty]: Start isEmpty. Operand 729 states and 1067 transitions. [2023-12-03 03:16:50,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2023-12-03 03:16:50,139 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:16:50,139 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:16:50,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:16:50,178 INFO L262 TraceCheckSpWp]: Trace formula consists of 182 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-03 03:16:50,180 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:16:52,601 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked.