./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/egcd2-ll_unwindbound50.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_4fe08d0a-01d4-41f3-a8a1-ce3080f0b328/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fe08d0a-01d4-41f3-a8a1-ce3080f0b328/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_4fe08d0a-01d4-41f3-a8a1-ce3080f0b328/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fe08d0a-01d4-41f3-a8a1-ce3080f0b328/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/egcd2-ll_unwindbound50.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fe08d0a-01d4-41f3-a8a1-ce3080f0b328/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_4fe08d0a-01d4-41f3-a8a1-ce3080f0b328/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 deef9b1f63fa90bdeace0bbb769d25578ef53bda95c70ad5e444555427b2b0e2 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 03:46:43,459 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 03:46:43,526 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fe08d0a-01d4-41f3-a8a1-ce3080f0b328/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-12-03 03:46:43,531 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 03:46:43,531 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 03:46:43,553 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 03:46:43,555 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 03:46:43,555 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 03:46:43,556 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 03:46:43,556 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 03:46:43,557 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 03:46:43,558 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 03:46:43,558 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 03:46:43,558 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 03:46:43,559 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 03:46:43,559 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 03:46:43,560 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 03:46:43,560 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 03:46:43,561 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 03:46:43,561 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-03 03:46:43,562 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-03 03:46:43,563 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 03:46:43,563 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 03:46:43,563 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 03:46:43,564 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 03:46:43,564 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 03:46:43,565 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 03:46:43,565 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 03:46:43,566 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 03:46:43,566 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 03:46:43,566 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 03:46:43,567 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 03:46:43,567 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 03:46:43,568 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 03:46:43,568 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 03:46:43,568 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_4fe08d0a-01d4-41f3-a8a1-ce3080f0b328/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fe08d0a-01d4-41f3-a8a1-ce3080f0b328/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> deef9b1f63fa90bdeace0bbb769d25578ef53bda95c70ad5e444555427b2b0e2 [2023-12-03 03:46:43,785 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 03:46:43,804 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 03:46:43,807 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 03:46:43,809 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 03:46:43,810 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 03:46:43,811 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fe08d0a-01d4-41f3-a8a1-ce3080f0b328/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/nla-digbench-scaling/egcd2-ll_unwindbound50.c [2023-12-03 03:46:46,541 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 03:46:46,712 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 03:46:46,712 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fe08d0a-01d4-41f3-a8a1-ce3080f0b328/sv-benchmarks/c/nla-digbench-scaling/egcd2-ll_unwindbound50.c [2023-12-03 03:46:46,720 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fe08d0a-01d4-41f3-a8a1-ce3080f0b328/bin/ukojak-verify-Qdu7aM0XO9/data/f9facf48b/90165176dc8e46adb3e62d266bf60bda/FLAG515128470 [2023-12-03 03:46:46,734 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fe08d0a-01d4-41f3-a8a1-ce3080f0b328/bin/ukojak-verify-Qdu7aM0XO9/data/f9facf48b/90165176dc8e46adb3e62d266bf60bda [2023-12-03 03:46:46,737 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 03:46:46,738 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 03:46:46,739 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 03:46:46,739 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 03:46:46,744 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 03:46:46,745 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 03:46:46" (1/1) ... [2023-12-03 03:46:46,746 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3de1a00c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:46:46, skipping insertion in model container [2023-12-03 03:46:46,746 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 03:46:46" (1/1) ... [2023-12-03 03:46:46,771 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 03:46:46,932 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 03:46:46,943 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 03:46:46,967 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 03:46:46,979 INFO L206 MainTranslator]: Completed translation [2023-12-03 03:46:46,979 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:46:46 WrapperNode [2023-12-03 03:46:46,979 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 03:46:46,980 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 03:46:46,981 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 03:46:46,981 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 03:46:46,987 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:46:46" (1/1) ... [2023-12-03 03:46:46,994 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:46:46" (1/1) ... [2023-12-03 03:46:47,024 INFO L138 Inliner]: procedures = 14, calls = 18, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 160 [2023-12-03 03:46:47,025 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 03:46:47,026 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 03:46:47,026 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 03:46:47,026 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 03:46:47,036 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:46:46" (1/1) ... [2023-12-03 03:46:47,036 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:46:46" (1/1) ... [2023-12-03 03:46:47,039 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:46:46" (1/1) ... [2023-12-03 03:46:47,041 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:46:46" (1/1) ... [2023-12-03 03:46:47,052 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:46:46" (1/1) ... [2023-12-03 03:46:47,063 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:46:46" (1/1) ... [2023-12-03 03:46:47,065 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:46:46" (1/1) ... [2023-12-03 03:46:47,067 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:46:46" (1/1) ... [2023-12-03 03:46:47,069 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 03:46:47,083 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 03:46:47,083 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 03:46:47,083 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 03:46:47,084 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:46:46" (1/1) ... [2023-12-03 03:46:47,090 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 03:46:47,105 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fe08d0a-01d4-41f3-a8a1-ce3080f0b328/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 03:46:47,119 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fe08d0a-01d4-41f3-a8a1-ce3080f0b328/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 03:46:47,138 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4fe08d0a-01d4-41f3-a8a1-ce3080f0b328/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 03:46:47,156 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 03:46:47,156 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-03 03:46:47,156 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-03 03:46:47,156 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-03 03:46:47,157 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 03:46:47,157 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 03:46:47,157 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-12-03 03:46:47,157 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-12-03 03:46:47,218 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 03:46:47,220 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 03:46:47,680 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 03:46:47,714 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 03:46:47,714 INFO L309 CfgBuilder]: Removed 2 assume(true) statements. [2023-12-03 03:46:47,716 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 03:46:47 BoogieIcfgContainer [2023-12-03 03:46:47,716 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 03:46:47,717 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 03:46:47,718 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 03:46:47,730 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 03:46:47,730 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 03:46:47" (1/1) ... [2023-12-03 03:46:47,739 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 03:46:47,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:46:47,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 161 states and 174 transitions. [2023-12-03 03:46:47,789 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 174 transitions. [2023-12-03 03:46:47,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-12-03 03:46:47,793 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:46:47,793 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:46:47,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:46:47,905 INFO L262 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 12 conjunts are in the unsatisfiable core [2023-12-03 03:46:47,910 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:46:48,025 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 03:46:48,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:46:48,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 160 states and 173 transitions. [2023-12-03 03:46:48,141 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 173 transitions. [2023-12-03 03:46:48,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-12-03 03:46:48,142 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:46:48,142 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:46:48,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:46:48,173 INFO L262 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-03 03:46:48,174 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:46:48,244 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 03:46:48,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:46:48,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 159 states and 172 transitions. [2023-12-03 03:46:48,496 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 172 transitions. [2023-12-03 03:46:48,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-12-03 03:46:48,496 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:46:48,497 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:46:48,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:46:48,527 INFO L262 TraceCheckSpWp]: Trace formula consists of 64 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 03:46:48,528 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:46:48,530 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 03:46:48,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:46:48,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 158 states and 171 transitions. [2023-12-03 03:46:48,542 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 171 transitions. [2023-12-03 03:46:48,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-12-03 03:46:48,542 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:46:48,543 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:46:48,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:46:48,573 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-03 03:46:48,575 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:46:48,627 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 03:46:48,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:46:48,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 157 states and 170 transitions. [2023-12-03 03:46:48,679 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 170 transitions. [2023-12-03 03:46:48,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-12-03 03:46:48,680 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:46:48,680 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:46:48,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:46:48,714 INFO L262 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 03:46:48,716 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:46:48,782 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 03:46:49,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:46:49,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 159 states and 172 transitions. [2023-12-03 03:46:49,560 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 172 transitions. [2023-12-03 03:46:49,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-12-03 03:46:49,561 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:46:49,561 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:46:49,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:46:49,593 INFO L262 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 03:46:49,595 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:46:49,677 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 03:46:50,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:46:50,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 162 states and 176 transitions. [2023-12-03 03:46:50,806 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 176 transitions. [2023-12-03 03:46:50,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-12-03 03:46:50,807 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:46:50,807 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:46:50,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:46:50,838 INFO L262 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 03:46:50,839 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:46:50,870 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 03:46:50,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:46:50,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 163 states and 177 transitions. [2023-12-03 03:46:50,905 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 177 transitions. [2023-12-03 03:46:50,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-12-03 03:46:50,906 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:46:50,907 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:46:50,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:46:50,938 INFO L262 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-03 03:46:50,940 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:46:51,029 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 03:46:51,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:46:51,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 168 states and 185 transitions. [2023-12-03 03:46:51,982 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 185 transitions. [2023-12-03 03:46:51,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-12-03 03:46:51,983 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:46:51,983 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:46:52,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:46:52,009 INFO L262 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-03 03:46:52,011 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:46:52,132 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 03:46:52,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:46:52,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 171 states and 190 transitions. [2023-12-03 03:46:52,696 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 190 transitions. [2023-12-03 03:46:52,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-12-03 03:46:52,696 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:46:52,697 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:46:52,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:46:52,724 INFO L262 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 03:46:52,726 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:46:52,847 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 03:46:53,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:46:53,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 175 states and 197 transitions. [2023-12-03 03:46:53,430 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 197 transitions. [2023-12-03 03:46:53,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-12-03 03:46:53,431 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:46:53,431 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:46:53,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:46:53,459 INFO L262 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 9 conjunts are in the unsatisfiable core [2023-12-03 03:46:53,461 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:46:53,558 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 03:46:54,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:46:54,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 180 states and 206 transitions. [2023-12-03 03:46:54,173 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 206 transitions. [2023-12-03 03:46:54,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-12-03 03:46:54,174 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:46:54,174 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:46:54,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:46:54,200 INFO L262 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 9 conjunts are in the unsatisfiable core [2023-12-03 03:46:54,201 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:46:54,284 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 03:46:55,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:46:55,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 186 states and 217 transitions. [2023-12-03 03:46:55,106 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 217 transitions. [2023-12-03 03:46:55,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-12-03 03:46:55,107 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:46:55,107 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:46:55,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:46:55,134 INFO L262 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 03:46:55,135 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:46:55,168 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 03:46:55,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:46:55,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 290 states to 187 states and 218 transitions. [2023-12-03 03:46:55,287 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 218 transitions. [2023-12-03 03:46:55,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-12-03 03:46:55,288 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:46:55,288 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:46:55,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:46:55,315 INFO L262 TraceCheckSpWp]: Trace formula consists of 105 conjuncts, 9 conjunts are in the unsatisfiable core [2023-12-03 03:46:55,317 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:46:55,563 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 03:46:58,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:46:58,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 199 states and 238 transitions. [2023-12-03 03:46:58,851 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 238 transitions. [2023-12-03 03:46:58,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-12-03 03:46:58,852 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:46:58,852 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:46:58,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:46:58,878 INFO L262 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 12 conjunts are in the unsatisfiable core [2023-12-03 03:46:58,879 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:46:59,231 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 03:47:03,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:47:03,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 351 states to 212 states and 259 transitions. [2023-12-03 03:47:03,413 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 259 transitions. [2023-12-03 03:47:03,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-12-03 03:47:03,413 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:47:03,414 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:47:03,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:47:03,447 INFO L262 TraceCheckSpWp]: Trace formula consists of 115 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-03 03:47:03,448 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:47:03,653 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 03:47:08,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:47:08,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 385 states to 227 states and 284 transitions. [2023-12-03 03:47:08,726 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 284 transitions. [2023-12-03 03:47:08,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-12-03 03:47:08,726 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:47:08,727 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:47:08,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:47:08,753 INFO L262 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-03 03:47:08,754 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:47:08,949 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 03:47:14,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:47:14,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 421 states to 243 states and 311 transitions. [2023-12-03 03:47:14,805 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 311 transitions. [2023-12-03 03:47:14,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-12-03 03:47:14,805 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:47:14,805 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:47:14,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:47:14,836 INFO L262 TraceCheckSpWp]: Trace formula consists of 117 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-03 03:47:14,838 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:47:15,025 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 03:47:21,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:47:21,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 458 states to 260 states and 340 transitions. [2023-12-03 03:47:21,987 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 340 transitions. [2023-12-03 03:47:21,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-12-03 03:47:21,988 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:47:21,988 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:47:22,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:47:22,017 INFO L262 TraceCheckSpWp]: Trace formula consists of 118 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-03 03:47:22,018 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:47:22,210 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 03:47:29,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:47:29,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 495 states to 278 states and 371 transitions. [2023-12-03 03:47:29,242 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 371 transitions. [2023-12-03 03:47:29,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-12-03 03:47:29,242 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:47:29,242 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:47:29,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:47:29,270 INFO L262 TraceCheckSpWp]: Trace formula consists of 119 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-03 03:47:29,271 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:47:29,657 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 03:47:33,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:47:33,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 500 states to 281 states and 376 transitions. [2023-12-03 03:47:33,080 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 376 transitions. [2023-12-03 03:47:33,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-12-03 03:47:33,081 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:47:33,081 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:47:33,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:47:33,111 INFO L262 TraceCheckSpWp]: Trace formula consists of 120 conjuncts, 14 conjunts are in the unsatisfiable core [2023-12-03 03:47:33,112 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:47:33,680 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 03:47:36,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:47:36,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 506 states to 285 states and 382 transitions. [2023-12-03 03:47:36,080 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 382 transitions. [2023-12-03 03:47:36,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-12-03 03:47:36,081 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:47:36,081 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:47:36,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:47:36,114 INFO L262 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-03 03:47:36,115 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:47:36,440 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 03:47:46,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:47:46,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 546 states to 307 states and 419 transitions. [2023-12-03 03:47:46,432 INFO L276 IsEmpty]: Start isEmpty. Operand 307 states and 419 transitions. [2023-12-03 03:47:46,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-12-03 03:47:46,433 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:47:46,433 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:47:46,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:47:46,464 INFO L262 TraceCheckSpWp]: Trace formula consists of 130 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-03 03:47:46,466 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:47:46,789 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 03:47:58,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:47:58,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 588 states to 330 states and 458 transitions. [2023-12-03 03:47:58,411 INFO L276 IsEmpty]: Start isEmpty. Operand 330 states and 458 transitions. [2023-12-03 03:47:58,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-12-03 03:47:58,412 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:47:58,412 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:47:58,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:47:58,440 INFO L262 TraceCheckSpWp]: Trace formula consists of 131 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-03 03:47:58,441 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:47:58,685 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 03:48:11,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:48:11,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 632 states to 354 states and 499 transitions. [2023-12-03 03:48:11,372 INFO L276 IsEmpty]: Start isEmpty. Operand 354 states and 499 transitions. [2023-12-03 03:48:11,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-12-03 03:48:11,372 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:48:11,372 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:48:11,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:48:11,402 INFO L262 TraceCheckSpWp]: Trace formula consists of 132 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-03 03:48:11,403 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:48:11,681 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 03:48:14,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:48:14,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 647 states to 363 states and 514 transitions. [2023-12-03 03:48:14,800 INFO L276 IsEmpty]: Start isEmpty. Operand 363 states and 514 transitions. [2023-12-03 03:48:14,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-12-03 03:48:14,801 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:48:14,801 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:48:14,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:48:14,830 INFO L262 TraceCheckSpWp]: Trace formula consists of 133 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-03 03:48:14,832 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:48:15,453 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 03:48:17,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:48:17,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 654 states to 367 states and 521 transitions. [2023-12-03 03:48:17,623 INFO L276 IsEmpty]: Start isEmpty. Operand 367 states and 521 transitions. [2023-12-03 03:48:17,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-12-03 03:48:17,624 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:48:17,624 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:48:17,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:48:17,654 INFO L262 TraceCheckSpWp]: Trace formula consists of 134 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-03 03:48:17,655 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:48:20,742 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 03:48:28,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:48:28,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 662 states to 371 states and 529 transitions. [2023-12-03 03:48:28,251 INFO L276 IsEmpty]: Start isEmpty. Operand 371 states and 529 transitions. [2023-12-03 03:48:28,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-12-03 03:48:28,252 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:48:28,252 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:48:28,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:48:28,283 INFO L262 TraceCheckSpWp]: Trace formula consists of 143 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 03:48:28,284 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:48:28,572 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 03:48:30,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:48:30,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 667 states to 374 states and 534 transitions. [2023-12-03 03:48:30,202 INFO L276 IsEmpty]: Start isEmpty. Operand 374 states and 534 transitions. [2023-12-03 03:48:30,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-12-03 03:48:30,203 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:48:30,203 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:48:30,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:48:30,237 INFO L262 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 03:48:30,238 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:48:30,279 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 03:48:30,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:48:30,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 668 states to 375 states and 535 transitions. [2023-12-03 03:48:30,357 INFO L276 IsEmpty]: Start isEmpty. Operand 375 states and 535 transitions. [2023-12-03 03:48:30,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-12-03 03:48:30,358 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:48:30,358 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:48:30,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:48:30,397 INFO L262 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-03 03:48:30,399 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:48:31,426 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 03:49:21,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:49:21,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 722 states to 406 states and 586 transitions. [2023-12-03 03:49:21,284 INFO L276 IsEmpty]: Start isEmpty. Operand 406 states and 586 transitions. [2023-12-03 03:49:21,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-12-03 03:49:21,285 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:49:21,285 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:49:21,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:49:21,316 INFO L262 TraceCheckSpWp]: Trace formula consists of 146 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-03 03:49:21,317 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:49:21,875 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 03:50:06,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:50:06,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 775 states to 438 states and 639 transitions. [2023-12-03 03:50:06,790 INFO L276 IsEmpty]: Start isEmpty. Operand 438 states and 639 transitions. [2023-12-03 03:50:06,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-12-03 03:50:06,790 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:50:06,791 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:50:06,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:50:06,823 INFO L262 TraceCheckSpWp]: Trace formula consists of 147 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-03 03:50:06,825 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:50:07,360 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 03:50:09,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:50:09,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 780 states to 441 states and 644 transitions. [2023-12-03 03:50:09,578 INFO L276 IsEmpty]: Start isEmpty. Operand 441 states and 644 transitions. [2023-12-03 03:50:09,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-12-03 03:50:09,579 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:50:09,579 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:50:09,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:50:09,610 INFO L262 TraceCheckSpWp]: Trace formula consists of 148 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-03 03:50:09,611 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:50:10,109 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 03:50:11,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:50:11,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 781 states to 442 states and 645 transitions. [2023-12-03 03:50:11,930 INFO L276 IsEmpty]: Start isEmpty. Operand 442 states and 645 transitions. [2023-12-03 03:50:11,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-12-03 03:50:11,930 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:50:11,931 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:50:11,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:50:11,956 INFO L262 TraceCheckSpWp]: Trace formula consists of 149 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 03:50:11,957 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:50:12,340 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 03:50:13,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:50:13,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 782 states to 443 states and 646 transitions. [2023-12-03 03:50:13,174 INFO L276 IsEmpty]: Start isEmpty. Operand 443 states and 646 transitions. [2023-12-03 03:50:13,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-12-03 03:50:13,175 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:50:13,175 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:50:13,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:50:13,207 INFO L262 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 03:50:13,208 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:50:15,509 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 03:50:19,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:50:19,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 784 states to 445 states and 648 transitions. [2023-12-03 03:50:19,541 INFO L276 IsEmpty]: Start isEmpty. Operand 445 states and 648 transitions. [2023-12-03 03:50:19,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-03 03:50:19,542 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:50:19,542 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:50:19,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:50:19,575 INFO L262 TraceCheckSpWp]: Trace formula consists of 151 conjuncts, 13 conjunts are in the unsatisfiable core [2023-12-03 03:50:19,576 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:50:20,899 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 03:50:36,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:50:36,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 798 states to 455 states and 662 transitions. [2023-12-03 03:50:36,962 INFO L276 IsEmpty]: Start isEmpty. Operand 455 states and 662 transitions. [2023-12-03 03:50:36,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-12-03 03:50:36,963 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:50:36,963 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:50:36,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:50:36,998 INFO L262 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 13 conjunts are in the unsatisfiable core [2023-12-03 03:50:36,999 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:50:37,953 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 03:50:41,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:50:41,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 803 states to 459 states and 667 transitions. [2023-12-03 03:50:41,111 INFO L276 IsEmpty]: Start isEmpty. Operand 459 states and 667 transitions. [2023-12-03 03:50:41,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-12-03 03:50:41,112 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:50:41,112 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:50:41,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:50:41,147 INFO L262 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-03 03:50:41,148 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:50:41,549 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 03:51:48,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:51:48,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 866 states to 498 states and 727 transitions. [2023-12-03 03:51:48,314 INFO L276 IsEmpty]: Start isEmpty. Operand 498 states and 727 transitions. [2023-12-03 03:51:48,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-12-03 03:51:48,314 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:51:48,315 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:51:48,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:51:48,346 INFO L262 TraceCheckSpWp]: Trace formula consists of 154 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-03 03:51:48,347 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:51:48,813 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 03:52:58,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:52:58,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 930 states to 538 states and 788 transitions. [2023-12-03 03:52:58,084 INFO L276 IsEmpty]: Start isEmpty. Operand 538 states and 788 transitions. [2023-12-03 03:52:58,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-12-03 03:52:58,084 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:52:58,084 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:52:58,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:52:58,121 INFO L262 TraceCheckSpWp]: Trace formula consists of 155 conjuncts, 21 conjunts are in the unsatisfiable core [2023-12-03 03:52:58,123 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:53:05,727 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 03:54:41,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:54:41,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 992 states to 579 states and 847 transitions. [2023-12-03 03:54:41,275 INFO L276 IsEmpty]: Start isEmpty. Operand 579 states and 847 transitions. [2023-12-03 03:54:41,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2023-12-03 03:54:41,275 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:54:41,275 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:54:41,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:54:41,308 INFO L262 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-03 03:54:41,310 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:54:42,199 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 03:54:59,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:54:59,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 996 states to 581 states and 851 transitions. [2023-12-03 03:54:59,517 INFO L276 IsEmpty]: Start isEmpty. Operand 581 states and 851 transitions. [2023-12-03 03:54:59,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2023-12-03 03:54:59,517 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:54:59,518 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:54:59,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:54:59,548 INFO L262 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 03:54:59,549 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:55:00,060 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 03:55:05,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:55:05,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 999 states to 583 states and 854 transitions. [2023-12-03 03:55:05,302 INFO L276 IsEmpty]: Start isEmpty. Operand 583 states and 854 transitions. [2023-12-03 03:55:05,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-12-03 03:55:05,303 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:55:05,303 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:55:05,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:55:05,335 INFO L262 TraceCheckSpWp]: Trace formula consists of 158 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 03:55:05,336 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:55:09,111 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 03:55:21,440 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.07s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2023-12-03 03:55:30,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:55:30,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1003 states to 586 states and 858 transitions. [2023-12-03 03:55:30,590 INFO L276 IsEmpty]: Start isEmpty. Operand 586 states and 858 transitions. [2023-12-03 03:55:30,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2023-12-03 03:55:30,591 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:55:30,591 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:55:30,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:55:30,624 INFO L262 TraceCheckSpWp]: Trace formula consists of 159 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-03 03:55:30,626 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:55:33,506 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 03:55:53,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:55:53,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1010 states to 591 states and 865 transitions. [2023-12-03 03:55:53,287 INFO L276 IsEmpty]: Start isEmpty. Operand 591 states and 865 transitions. [2023-12-03 03:55:53,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2023-12-03 03:55:53,287 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:55:53,287 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:55:53,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:55:53,318 INFO L262 TraceCheckSpWp]: Trace formula consists of 160 conjuncts, 13 conjunts are in the unsatisfiable core [2023-12-03 03:55:53,320 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:55:59,833 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 03:56:09,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:56:09,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1015 states to 595 states and 870 transitions. [2023-12-03 03:56:09,309 INFO L276 IsEmpty]: Start isEmpty. Operand 595 states and 870 transitions. [2023-12-03 03:56:09,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-12-03 03:56:09,310 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:56:09,310 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:56:09,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:56:09,342 INFO L262 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-03 03:56:09,344 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:56:17,319 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 03:56:41,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:56:41,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1017 states to 596 states and 872 transitions. [2023-12-03 03:56:41,644 INFO L276 IsEmpty]: Start isEmpty. Operand 596 states and 872 transitions. [2023-12-03 03:56:41,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2023-12-03 03:56:41,645 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:56:41,645 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:56:41,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:56:41,680 INFO L262 TraceCheckSpWp]: Trace formula consists of 162 conjuncts, 10 conjunts are in the unsatisfiable core [2023-12-03 03:56:41,682 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:56:48,887 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 03:57:53,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:57:53,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1022 states to 599 states and 877 transitions. [2023-12-03 03:57:53,614 INFO L276 IsEmpty]: Start isEmpty. Operand 599 states and 877 transitions. [2023-12-03 03:57:53,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2023-12-03 03:57:53,615 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:57:53,615 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:57:53,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:57:53,655 INFO L262 TraceCheckSpWp]: Trace formula consists of 172 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 03:57:53,656 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:57:54,432 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 03:57:55,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:57:55,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1021 states to 598 states and 876 transitions. [2023-12-03 03:57:55,416 INFO L276 IsEmpty]: Start isEmpty. Operand 598 states and 876 transitions. [2023-12-03 03:57:55,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2023-12-03 03:57:55,417 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:57:55,417 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:57:55,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:57:55,463 INFO L262 TraceCheckSpWp]: Trace formula consists of 173 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-03 03:57:55,465 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:57:57,987 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 03:59:41,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:59:41,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1077 states to 637 states and 930 transitions. [2023-12-03 03:59:41,552 INFO L276 IsEmpty]: Start isEmpty. Operand 637 states and 930 transitions. [2023-12-03 03:59:41,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2023-12-03 03:59:41,553 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:59:41,553 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 03:59:41,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:59:41,592 INFO L262 TraceCheckSpWp]: Trace formula consists of 180 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 03:59:41,593 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:59:41,652 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 04:00:23,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:00:23,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1093 states to 644 states and 946 transitions. [2023-12-03 04:00:23,687 INFO L276 IsEmpty]: Start isEmpty. Operand 644 states and 946 transitions. [2023-12-03 04:00:23,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2023-12-03 04:00:23,687 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:00:23,687 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:00:23,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:00:23,718 INFO L262 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 04:00:23,719 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:00:24,393 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 04:01:26,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:01:26,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1153 states to 687 states and 1006 transitions. [2023-12-03 04:01:26,812 INFO L276 IsEmpty]: Start isEmpty. Operand 687 states and 1006 transitions. [2023-12-03 04:01:26,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2023-12-03 04:01:26,813 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:01:26,814 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:01:26,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:01:26,851 INFO L262 TraceCheckSpWp]: Trace formula consists of 181 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 04:01:26,853 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:01:26,903 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 04:01:26,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:01:26,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1154 states to 688 states and 1007 transitions. [2023-12-03 04:01:26,984 INFO L276 IsEmpty]: Start isEmpty. Operand 688 states and 1007 transitions. [2023-12-03 04:01:26,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2023-12-03 04:01:26,984 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:01:26,985 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:01:27,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:01:27,017 INFO L262 TraceCheckSpWp]: Trace formula consists of 177 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 04:01:27,018 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:01:27,801 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked.