./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/lcm2_unwindbound100.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_a24f7b4a-d248-42e8-90bd-e071ee3833ec/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a24f7b4a-d248-42e8-90bd-e071ee3833ec/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_a24f7b4a-d248-42e8-90bd-e071ee3833ec/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a24f7b4a-d248-42e8-90bd-e071ee3833ec/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/lcm2_unwindbound100.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a24f7b4a-d248-42e8-90bd-e071ee3833ec/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_a24f7b4a-d248-42e8-90bd-e071ee3833ec/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 c0d1f9cb4a655c19b11c3c45ae32d6ab056e5c06bd3297b1881af45946419011 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 04:10:37,516 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 04:10:37,578 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a24f7b4a-d248-42e8-90bd-e071ee3833ec/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-12-03 04:10:37,582 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 04:10:37,583 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 04:10:37,604 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 04:10:37,604 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 04:10:37,605 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 04:10:37,605 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 04:10:37,606 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 04:10:37,607 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 04:10:37,607 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 04:10:37,607 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 04:10:37,608 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 04:10:37,608 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 04:10:37,609 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 04:10:37,609 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 04:10:37,610 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 04:10:37,610 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 04:10:37,611 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-03 04:10:37,611 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-03 04:10:37,612 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 04:10:37,612 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 04:10:37,613 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 04:10:37,613 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 04:10:37,614 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 04:10:37,614 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 04:10:37,615 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 04:10:37,615 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 04:10:37,615 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 04:10:37,616 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 04:10:37,616 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 04:10:37,616 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 04:10:37,617 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 04:10:37,617 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 04:10:37,617 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_a24f7b4a-d248-42e8-90bd-e071ee3833ec/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a24f7b4a-d248-42e8-90bd-e071ee3833ec/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c0d1f9cb4a655c19b11c3c45ae32d6ab056e5c06bd3297b1881af45946419011 [2023-12-03 04:10:37,807 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 04:10:37,828 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 04:10:37,830 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 04:10:37,831 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 04:10:37,832 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 04:10:37,833 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a24f7b4a-d248-42e8-90bd-e071ee3833ec/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/nla-digbench-scaling/lcm2_unwindbound100.c [2023-12-03 04:10:40,605 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 04:10:40,772 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 04:10:40,772 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a24f7b4a-d248-42e8-90bd-e071ee3833ec/sv-benchmarks/c/nla-digbench-scaling/lcm2_unwindbound100.c [2023-12-03 04:10:40,781 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a24f7b4a-d248-42e8-90bd-e071ee3833ec/bin/ukojak-verify-Qdu7aM0XO9/data/1733c0b49/541a55c916544db8b5f78fa8ee6a0934/FLAG5438fb2a6 [2023-12-03 04:10:41,164 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a24f7b4a-d248-42e8-90bd-e071ee3833ec/bin/ukojak-verify-Qdu7aM0XO9/data/1733c0b49/541a55c916544db8b5f78fa8ee6a0934 [2023-12-03 04:10:41,166 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 04:10:41,167 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 04:10:41,168 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 04:10:41,169 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 04:10:41,172 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 04:10:41,173 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 04:10:41" (1/1) ... [2023-12-03 04:10:41,174 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2d99bbbe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:10:41, skipping insertion in model container [2023-12-03 04:10:41,174 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 04:10:41" (1/1) ... [2023-12-03 04:10:41,193 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 04:10:41,356 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 04:10:41,367 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 04:10:41,388 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 04:10:41,403 INFO L206 MainTranslator]: Completed translation [2023-12-03 04:10:41,404 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:10:41 WrapperNode [2023-12-03 04:10:41,404 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 04:10:41,405 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 04:10:41,406 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 04:10:41,406 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 04:10:41,414 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:10:41" (1/1) ... [2023-12-03 04:10:41,421 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:10:41" (1/1) ... [2023-12-03 04:10:41,440 INFO L138 Inliner]: procedures = 14, calls = 21, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 64 [2023-12-03 04:10:41,440 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 04:10:41,440 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 04:10:41,441 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 04:10:41,441 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 04:10:41,448 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:10:41" (1/1) ... [2023-12-03 04:10:41,449 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:10:41" (1/1) ... [2023-12-03 04:10:41,450 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:10:41" (1/1) ... [2023-12-03 04:10:41,451 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:10:41" (1/1) ... [2023-12-03 04:10:41,454 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:10:41" (1/1) ... [2023-12-03 04:10:41,457 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:10:41" (1/1) ... [2023-12-03 04:10:41,459 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:10:41" (1/1) ... [2023-12-03 04:10:41,459 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:10:41" (1/1) ... [2023-12-03 04:10:41,461 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 04:10:41,462 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 04:10:41,462 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 04:10:41,463 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 04:10:41,464 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:10:41" (1/1) ... [2023-12-03 04:10:41,470 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 04:10:41,481 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a24f7b4a-d248-42e8-90bd-e071ee3833ec/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 04:10:41,491 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a24f7b4a-d248-42e8-90bd-e071ee3833ec/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 04:10:41,495 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a24f7b4a-d248-42e8-90bd-e071ee3833ec/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 04:10:41,524 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 04:10:41,524 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-03 04:10:41,524 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-03 04:10:41,525 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-03 04:10:41,525 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 04:10:41,525 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 04:10:41,525 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-12-03 04:10:41,525 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-12-03 04:10:41,590 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 04:10:41,593 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 04:10:41,750 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 04:10:41,801 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 04:10:41,801 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-03 04:10:41,803 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 04:10:41 BoogieIcfgContainer [2023-12-03 04:10:41,803 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 04:10:41,804 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 04:10:41,804 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 04:10:41,813 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 04:10:41,813 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 04:10:41" (1/1) ... [2023-12-03 04:10:41,820 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 04:10:41,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:10:41,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 21 states and 27 transitions. [2023-12-03 04:10:41,870 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 27 transitions. [2023-12-03 04:10:41,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-12-03 04:10:41,875 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:10:41,876 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:10:41,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:10:42,148 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 04:10:42,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:10:42,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 23 states and 29 transitions. [2023-12-03 04:10:42,235 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 29 transitions. [2023-12-03 04:10:42,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-03 04:10:42,236 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:10:42,244 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:10:42,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:10:42,336 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 04:10:42,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:10:42,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 24 states and 30 transitions. [2023-12-03 04:10:42,358 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2023-12-03 04:10:42,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-12-03 04:10:42,359 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:10:42,360 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:10:42,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:10:42,422 INFO L262 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-03 04:10:42,428 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:10:42,526 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-03 04:10:42,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:10:42,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 31 states and 42 transitions. [2023-12-03 04:10:42,690 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 42 transitions. [2023-12-03 04:10:42,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-12-03 04:10:42,692 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:10:42,693 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:10:42,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:10:42,740 INFO L262 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 04:10:42,743 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:10:42,869 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-03 04:10:43,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:10:43,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 39 states and 55 transitions. [2023-12-03 04:10:43,239 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2023-12-03 04:10:43,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-12-03 04:10:43,241 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:10:43,241 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:10:43,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:10:43,290 INFO L262 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-03 04:10:43,292 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:10:43,470 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-03 04:10:43,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:10:43,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 35 states and 46 transitions. [2023-12-03 04:10:43,923 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 46 transitions. [2023-12-03 04:10:43,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-12-03 04:10:43,924 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:10:43,925 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:10:43,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:10:43,968 INFO L262 TraceCheckSpWp]: Trace formula consists of 115 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-03 04:10:43,971 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:10:44,066 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-03 04:10:44,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:10:44,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 43 states and 58 transitions. [2023-12-03 04:10:44,276 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 58 transitions. [2023-12-03 04:10:44,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-12-03 04:10:44,278 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:10:44,278 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:10:44,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:10:44,325 INFO L262 TraceCheckSpWp]: Trace formula consists of 132 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-03 04:10:44,327 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:10:44,566 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 9 proven. 24 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-03 04:10:45,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:10:45,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 51 states and 71 transitions. [2023-12-03 04:10:45,081 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 71 transitions. [2023-12-03 04:10:45,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-12-03 04:10:45,083 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:10:45,083 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:10:45,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:10:45,136 INFO L262 TraceCheckSpWp]: Trace formula consists of 149 conjuncts, 10 conjunts are in the unsatisfiable core [2023-12-03 04:10:45,138 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:10:45,251 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 12 proven. 48 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-03 04:10:45,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:10:45,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 59 states and 83 transitions. [2023-12-03 04:10:45,551 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 83 transitions. [2023-12-03 04:10:45,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-12-03 04:10:45,553 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:10:45,553 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:10:45,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:10:45,606 INFO L262 TraceCheckSpWp]: Trace formula consists of 166 conjuncts, 12 conjunts are in the unsatisfiable core [2023-12-03 04:10:45,609 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:10:45,761 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 15 proven. 80 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-03 04:10:46,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:10:46,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 67 states and 95 transitions. [2023-12-03 04:10:46,050 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 95 transitions. [2023-12-03 04:10:46,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-12-03 04:10:46,051 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:10:46,051 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:10:46,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:10:46,110 INFO L262 TraceCheckSpWp]: Trace formula consists of 183 conjuncts, 15 conjunts are in the unsatisfiable core [2023-12-03 04:10:46,113 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:10:46,522 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 0 proven. 138 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-03 04:10:47,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:10:47,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 75 states and 107 transitions. [2023-12-03 04:10:47,207 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 107 transitions. [2023-12-03 04:10:47,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-12-03 04:10:47,208 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:10:47,208 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:10:47,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:10:47,270 INFO L262 TraceCheckSpWp]: Trace formula consists of 200 conjuncts, 16 conjunts are in the unsatisfiable core [2023-12-03 04:10:47,273 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:10:47,557 INFO L134 CoverageAnalysis]: Checked inductivity of 201 backedges. 21 proven. 168 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-03 04:10:48,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:10:48,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 83 states and 120 transitions. [2023-12-03 04:10:48,007 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 120 transitions. [2023-12-03 04:10:48,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2023-12-03 04:10:48,009 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:10:48,009 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:10:48,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:10:48,075 INFO L262 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 18 conjunts are in the unsatisfiable core [2023-12-03 04:10:48,077 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:10:48,274 INFO L134 CoverageAnalysis]: Checked inductivity of 260 backedges. 24 proven. 224 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-03 04:10:48,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:10:48,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 91 states and 132 transitions. [2023-12-03 04:10:48,604 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 132 transitions. [2023-12-03 04:10:48,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2023-12-03 04:10:48,606 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:10:48,606 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:10:48,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:10:48,680 INFO L262 TraceCheckSpWp]: Trace formula consists of 234 conjuncts, 20 conjunts are in the unsatisfiable core [2023-12-03 04:10:48,683 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:10:48,904 INFO L134 CoverageAnalysis]: Checked inductivity of 327 backedges. 27 proven. 288 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-03 04:10:49,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:10:49,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 99 states and 144 transitions. [2023-12-03 04:10:49,255 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 144 transitions. [2023-12-03 04:10:49,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2023-12-03 04:10:49,256 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:10:49,257 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:10:49,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:10:49,326 INFO L262 TraceCheckSpWp]: Trace formula consists of 251 conjuncts, 22 conjunts are in the unsatisfiable core [2023-12-03 04:10:49,328 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:10:49,568 INFO L134 CoverageAnalysis]: Checked inductivity of 402 backedges. 30 proven. 360 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-03 04:10:49,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:10:49,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 107 states and 156 transitions. [2023-12-03 04:10:49,901 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 156 transitions. [2023-12-03 04:10:49,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2023-12-03 04:10:49,903 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:10:49,904 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:10:49,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:10:49,997 INFO L262 TraceCheckSpWp]: Trace formula consists of 268 conjuncts, 25 conjunts are in the unsatisfiable core [2023-12-03 04:10:50,000 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:10:50,625 INFO L134 CoverageAnalysis]: Checked inductivity of 485 backedges. 0 proven. 473 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-03 04:10:51,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:10:51,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 115 states and 168 transitions. [2023-12-03 04:10:51,459 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 168 transitions. [2023-12-03 04:10:51,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2023-12-03 04:10:51,461 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:10:51,461 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:10:51,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:10:51,540 INFO L262 TraceCheckSpWp]: Trace formula consists of 285 conjuncts, 27 conjunts are in the unsatisfiable core [2023-12-03 04:10:51,543 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:10:51,759 INFO L134 CoverageAnalysis]: Checked inductivity of 576 backedges. 0 proven. 564 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-03 04:10:52,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:10:52,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 123 states and 180 transitions. [2023-12-03 04:10:52,244 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 180 transitions. [2023-12-03 04:10:52,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2023-12-03 04:10:52,245 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:10:52,245 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:10:52,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:10:52,334 INFO L262 TraceCheckSpWp]: Trace formula consists of 302 conjuncts, 29 conjunts are in the unsatisfiable core [2023-12-03 04:10:52,338 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:10:52,602 INFO L134 CoverageAnalysis]: Checked inductivity of 675 backedges. 0 proven. 663 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-03 04:10:53,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:10:53,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 131 states and 192 transitions. [2023-12-03 04:10:53,188 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 192 transitions. [2023-12-03 04:10:53,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2023-12-03 04:10:53,189 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:10:53,189 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:10:53,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:10:53,279 INFO L262 TraceCheckSpWp]: Trace formula consists of 319 conjuncts, 30 conjunts are in the unsatisfiable core [2023-12-03 04:10:53,283 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:10:53,812 INFO L134 CoverageAnalysis]: Checked inductivity of 782 backedges. 42 proven. 728 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-03 04:10:54,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:10:54,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 139 states and 205 transitions. [2023-12-03 04:10:54,515 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 205 transitions. [2023-12-03 04:10:54,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2023-12-03 04:10:54,517 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:10:54,517 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:10:54,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:10:54,605 INFO L262 TraceCheckSpWp]: Trace formula consists of 336 conjuncts, 32 conjunts are in the unsatisfiable core [2023-12-03 04:10:54,607 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:10:54,975 INFO L134 CoverageAnalysis]: Checked inductivity of 897 backedges. 45 proven. 840 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-03 04:10:55,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:10:55,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 147 states and 217 transitions. [2023-12-03 04:10:55,472 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 217 transitions. [2023-12-03 04:10:55,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2023-12-03 04:10:55,474 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:10:55,474 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:10:55,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:10:55,567 INFO L262 TraceCheckSpWp]: Trace formula consists of 353 conjuncts, 35 conjunts are in the unsatisfiable core [2023-12-03 04:10:55,570 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:10:56,211 INFO L134 CoverageAnalysis]: Checked inductivity of 1020 backedges. 0 proven. 1008 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-03 04:10:57,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:10:57,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 155 states and 229 transitions. [2023-12-03 04:10:57,095 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 229 transitions. [2023-12-03 04:10:57,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2023-12-03 04:10:57,097 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:10:57,097 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:10:57,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:10:57,199 INFO L262 TraceCheckSpWp]: Trace formula consists of 370 conjuncts, 36 conjunts are in the unsatisfiable core [2023-12-03 04:10:57,202 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:10:57,652 INFO L134 CoverageAnalysis]: Checked inductivity of 1151 backedges. 51 proven. 1088 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-03 04:10:58,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:10:58,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 163 states and 242 transitions. [2023-12-03 04:10:58,246 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 242 transitions. [2023-12-03 04:10:58,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2023-12-03 04:10:58,247 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:10:58,247 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:10:58,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:10:58,335 INFO L262 TraceCheckSpWp]: Trace formula consists of 387 conjuncts, 39 conjunts are in the unsatisfiable core [2023-12-03 04:10:58,339 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:10:58,888 INFO L134 CoverageAnalysis]: Checked inductivity of 1290 backedges. 0 proven. 1278 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-03 04:10:59,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:10:59,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 171 states and 254 transitions. [2023-12-03 04:10:59,766 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 254 transitions. [2023-12-03 04:10:59,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2023-12-03 04:10:59,767 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:10:59,767 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:10:59,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:10:59,867 INFO L262 TraceCheckSpWp]: Trace formula consists of 404 conjuncts, 40 conjunts are in the unsatisfiable core [2023-12-03 04:10:59,872 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:11:00,360 INFO L134 CoverageAnalysis]: Checked inductivity of 1437 backedges. 57 proven. 1368 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-03 04:11:00,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:11:00,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 287 states to 179 states and 267 transitions. [2023-12-03 04:11:00,973 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 267 transitions. [2023-12-03 04:11:00,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2023-12-03 04:11:00,975 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:11:00,975 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:11:01,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:11:01,070 INFO L262 TraceCheckSpWp]: Trace formula consists of 421 conjuncts, 42 conjunts are in the unsatisfiable core [2023-12-03 04:11:01,074 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:11:01,404 INFO L134 CoverageAnalysis]: Checked inductivity of 1592 backedges. 60 proven. 1520 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-03 04:11:01,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:11:01,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 299 states to 187 states and 279 transitions. [2023-12-03 04:11:01,887 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 279 transitions. [2023-12-03 04:11:01,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2023-12-03 04:11:01,888 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:11:01,888 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:11:02,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:11:02,019 INFO L262 TraceCheckSpWp]: Trace formula consists of 438 conjuncts, 45 conjunts are in the unsatisfiable core [2023-12-03 04:11:02,025 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:11:02,742 INFO L134 CoverageAnalysis]: Checked inductivity of 1755 backedges. 0 proven. 1743 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-03 04:11:03,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:11:03,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 311 states to 195 states and 291 transitions. [2023-12-03 04:11:03,868 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 291 transitions. [2023-12-03 04:11:03,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2023-12-03 04:11:03,869 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:11:03,869 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:11:03,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:11:03,981 INFO L262 TraceCheckSpWp]: Trace formula consists of 455 conjuncts, 46 conjunts are in the unsatisfiable core [2023-12-03 04:11:03,987 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:11:04,529 INFO L134 CoverageAnalysis]: Checked inductivity of 1926 backedges. 66 proven. 1848 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-03 04:11:05,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:11:05,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 324 states to 203 states and 304 transitions. [2023-12-03 04:11:05,242 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 304 transitions. [2023-12-03 04:11:05,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2023-12-03 04:11:05,243 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:11:05,243 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:11:05,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:11:05,376 INFO L262 TraceCheckSpWp]: Trace formula consists of 472 conjuncts, 48 conjunts are in the unsatisfiable core [2023-12-03 04:11:05,380 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:11:05,931 INFO L134 CoverageAnalysis]: Checked inductivity of 2105 backedges. 69 proven. 2024 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-03 04:11:06,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:11:06,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 336 states to 211 states and 316 transitions. [2023-12-03 04:11:06,643 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 316 transitions. [2023-12-03 04:11:06,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2023-12-03 04:11:06,644 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:11:06,644 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:11:06,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:11:06,764 INFO L262 TraceCheckSpWp]: Trace formula consists of 489 conjuncts, 50 conjunts are in the unsatisfiable core [2023-12-03 04:11:06,769 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:11:07,148 INFO L134 CoverageAnalysis]: Checked inductivity of 2292 backedges. 72 proven. 2208 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-03 04:11:07,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:11:07,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 348 states to 219 states and 328 transitions. [2023-12-03 04:11:07,774 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 328 transitions. [2023-12-03 04:11:07,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2023-12-03 04:11:07,776 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:11:07,776 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:11:07,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:11:07,896 INFO L262 TraceCheckSpWp]: Trace formula consists of 506 conjuncts, 53 conjunts are in the unsatisfiable core [2023-12-03 04:11:07,901 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:11:08,939 INFO L134 CoverageAnalysis]: Checked inductivity of 2487 backedges. 0 proven. 2475 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-03 04:11:10,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:11:10,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 360 states to 227 states and 340 transitions. [2023-12-03 04:11:10,426 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 340 transitions. [2023-12-03 04:11:10,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2023-12-03 04:11:10,427 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:11:10,427 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:11:10,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:11:10,570 INFO L262 TraceCheckSpWp]: Trace formula consists of 523 conjuncts, 55 conjunts are in the unsatisfiable core [2023-12-03 04:11:10,575 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:11:11,146 INFO L134 CoverageAnalysis]: Checked inductivity of 2690 backedges. 0 proven. 2678 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-03 04:11:12,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:11:12,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 372 states to 235 states and 352 transitions. [2023-12-03 04:11:12,151 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 352 transitions. [2023-12-03 04:11:12,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 234 [2023-12-03 04:11:12,152 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:11:12,153 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:11:12,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:11:12,272 INFO L262 TraceCheckSpWp]: Trace formula consists of 540 conjuncts, 57 conjunts are in the unsatisfiable core [2023-12-03 04:11:12,277 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:11:12,806 INFO L134 CoverageAnalysis]: Checked inductivity of 2901 backedges. 0 proven. 2889 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-03 04:11:13,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:11:13,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 384 states to 243 states and 364 transitions. [2023-12-03 04:11:13,895 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 364 transitions. [2023-12-03 04:11:13,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 242 [2023-12-03 04:11:13,896 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:11:13,896 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:11:14,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:11:14,026 INFO L262 TraceCheckSpWp]: Trace formula consists of 557 conjuncts, 58 conjunts are in the unsatisfiable core [2023-12-03 04:11:14,031 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:11:15,080 INFO L134 CoverageAnalysis]: Checked inductivity of 3120 backedges. 84 proven. 3024 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-03 04:11:16,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:11:16,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 397 states to 251 states and 377 transitions. [2023-12-03 04:11:16,448 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 377 transitions. [2023-12-03 04:11:16,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 250 [2023-12-03 04:11:16,449 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:11:16,450 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:11:16,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:11:16,576 INFO L262 TraceCheckSpWp]: Trace formula consists of 574 conjuncts, 60 conjunts are in the unsatisfiable core [2023-12-03 04:11:16,579 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:11:17,029 INFO L134 CoverageAnalysis]: Checked inductivity of 3347 backedges. 87 proven. 3248 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-03 04:11:17,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:11:17,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 409 states to 259 states and 389 transitions. [2023-12-03 04:11:17,740 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 389 transitions. [2023-12-03 04:11:17,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 258 [2023-12-03 04:11:17,743 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:11:17,743 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:11:17,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:11:17,892 INFO L262 TraceCheckSpWp]: Trace formula consists of 591 conjuncts, 63 conjunts are in the unsatisfiable core [2023-12-03 04:11:17,898 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:11:18,975 INFO L134 CoverageAnalysis]: Checked inductivity of 3582 backedges. 0 proven. 3570 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-03 04:11:20,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:11:20,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 421 states to 267 states and 401 transitions. [2023-12-03 04:11:20,487 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 401 transitions. [2023-12-03 04:11:20,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2023-12-03 04:11:20,489 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:11:20,489 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:11:20,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:11:20,644 INFO L262 TraceCheckSpWp]: Trace formula consists of 608 conjuncts, 64 conjunts are in the unsatisfiable core [2023-12-03 04:11:20,649 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:11:21,428 INFO L134 CoverageAnalysis]: Checked inductivity of 3825 backedges. 93 proven. 3720 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-03 04:11:22,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:11:22,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 434 states to 275 states and 414 transitions. [2023-12-03 04:11:22,407 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 414 transitions. [2023-12-03 04:11:22,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 274 [2023-12-03 04:11:22,408 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:11:22,409 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:11:22,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:11:22,543 INFO L262 TraceCheckSpWp]: Trace formula consists of 625 conjuncts, 66 conjunts are in the unsatisfiable core [2023-12-03 04:11:22,547 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:11:23,025 INFO L134 CoverageAnalysis]: Checked inductivity of 4076 backedges. 96 proven. 3968 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-03 04:11:23,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:11:23,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 446 states to 283 states and 426 transitions. [2023-12-03 04:11:23,819 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 426 transitions. [2023-12-03 04:11:23,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 282 [2023-12-03 04:11:23,821 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:11:23,821 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:11:23,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:11:23,981 INFO L262 TraceCheckSpWp]: Trace formula consists of 642 conjuncts, 68 conjunts are in the unsatisfiable core [2023-12-03 04:11:23,986 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:11:24,478 INFO L134 CoverageAnalysis]: Checked inductivity of 4335 backedges. 99 proven. 4224 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-03 04:11:25,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:11:25,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 458 states to 291 states and 438 transitions. [2023-12-03 04:11:25,215 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 438 transitions. [2023-12-03 04:11:25,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 290 [2023-12-03 04:11:25,217 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:11:25,217 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:11:25,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:11:25,421 INFO L262 TraceCheckSpWp]: Trace formula consists of 659 conjuncts, 71 conjunts are in the unsatisfiable core [2023-12-03 04:11:25,427 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:11:26,970 INFO L134 CoverageAnalysis]: Checked inductivity of 4602 backedges. 0 proven. 4590 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-03 04:11:29,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:11:29,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 470 states to 299 states and 450 transitions. [2023-12-03 04:11:29,043 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 450 transitions. [2023-12-03 04:11:29,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 298 [2023-12-03 04:11:29,044 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:11:29,044 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:11:29,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:11:29,196 INFO L262 TraceCheckSpWp]: Trace formula consists of 676 conjuncts, 73 conjunts are in the unsatisfiable core [2023-12-03 04:11:29,202 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:11:29,781 INFO L134 CoverageAnalysis]: Checked inductivity of 4877 backedges. 0 proven. 4865 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-03 04:11:30,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:11:30,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 482 states to 307 states and 462 transitions. [2023-12-03 04:11:30,996 INFO L276 IsEmpty]: Start isEmpty. Operand 307 states and 462 transitions. [2023-12-03 04:11:30,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 306 [2023-12-03 04:11:30,998 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:11:30,998 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:11:31,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:11:31,133 INFO L262 TraceCheckSpWp]: Trace formula consists of 693 conjuncts, 75 conjunts are in the unsatisfiable core [2023-12-03 04:11:31,137 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:11:31,708 INFO L134 CoverageAnalysis]: Checked inductivity of 5160 backedges. 0 proven. 5148 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-03 04:11:32,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:11:32,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 494 states to 315 states and 474 transitions. [2023-12-03 04:11:32,938 INFO L276 IsEmpty]: Start isEmpty. Operand 315 states and 474 transitions. [2023-12-03 04:11:32,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 314 [2023-12-03 04:11:32,940 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:11:32,940 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:11:33,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:11:33,094 INFO L262 TraceCheckSpWp]: Trace formula consists of 710 conjuncts, 77 conjunts are in the unsatisfiable core [2023-12-03 04:11:33,098 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:11:33,707 INFO L134 CoverageAnalysis]: Checked inductivity of 5451 backedges. 0 proven. 5439 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-03 04:11:35,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:11:35,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 506 states to 323 states and 486 transitions. [2023-12-03 04:11:35,125 INFO L276 IsEmpty]: Start isEmpty. Operand 323 states and 486 transitions. [2023-12-03 04:11:35,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 322 [2023-12-03 04:11:35,127 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:11:35,128 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:11:35,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:11:35,296 INFO L262 TraceCheckSpWp]: Trace formula consists of 727 conjuncts, 78 conjunts are in the unsatisfiable core [2023-12-03 04:11:35,300 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:11:37,078 INFO L134 CoverageAnalysis]: Checked inductivity of 5750 backedges. 114 proven. 5624 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-03 04:11:39,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:11:39,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 519 states to 331 states and 499 transitions. [2023-12-03 04:11:39,154 INFO L276 IsEmpty]: Start isEmpty. Operand 331 states and 499 transitions. [2023-12-03 04:11:39,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 330 [2023-12-03 04:11:39,156 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:11:39,156 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:11:39,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:11:39,297 INFO L262 TraceCheckSpWp]: Trace formula consists of 744 conjuncts, 80 conjunts are in the unsatisfiable core [2023-12-03 04:11:39,301 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:11:39,934 INFO L134 CoverageAnalysis]: Checked inductivity of 6057 backedges. 117 proven. 5928 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-03 04:11:40,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:11:40,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 531 states to 339 states and 511 transitions. [2023-12-03 04:11:40,834 INFO L276 IsEmpty]: Start isEmpty. Operand 339 states and 511 transitions. [2023-12-03 04:11:40,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 338 [2023-12-03 04:11:40,836 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:11:40,836 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:11:40,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:11:40,982 INFO L262 TraceCheckSpWp]: Trace formula consists of 761 conjuncts, 82 conjunts are in the unsatisfiable core [2023-12-03 04:11:40,986 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:11:41,582 INFO L134 CoverageAnalysis]: Checked inductivity of 6372 backedges. 120 proven. 6240 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-03 04:11:42,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:11:42,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 543 states to 347 states and 523 transitions. [2023-12-03 04:11:42,675 INFO L276 IsEmpty]: Start isEmpty. Operand 347 states and 523 transitions. [2023-12-03 04:11:42,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 346 [2023-12-03 04:11:42,677 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:11:42,677 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:11:42,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:11:42,850 INFO L262 TraceCheckSpWp]: Trace formula consists of 778 conjuncts, 84 conjunts are in the unsatisfiable core [2023-12-03 04:11:42,854 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:11:43,547 INFO L134 CoverageAnalysis]: Checked inductivity of 6695 backedges. 123 proven. 6560 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-03 04:11:44,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:11:44,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 555 states to 355 states and 535 transitions. [2023-12-03 04:11:44,577 INFO L276 IsEmpty]: Start isEmpty. Operand 355 states and 535 transitions. [2023-12-03 04:11:44,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 354 [2023-12-03 04:11:44,580 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:11:44,580 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:11:44,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:11:44,783 INFO L262 TraceCheckSpWp]: Trace formula consists of 795 conjuncts, 86 conjunts are in the unsatisfiable core [2023-12-03 04:11:44,790 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:11:45,542 INFO L134 CoverageAnalysis]: Checked inductivity of 7026 backedges. 126 proven. 6888 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-03 04:11:46,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:11:46,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 567 states to 363 states and 547 transitions. [2023-12-03 04:11:46,589 INFO L276 IsEmpty]: Start isEmpty. Operand 363 states and 547 transitions. [2023-12-03 04:11:46,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 362 [2023-12-03 04:11:46,590 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:11:46,590 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:11:46,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:11:46,762 INFO L262 TraceCheckSpWp]: Trace formula consists of 812 conjuncts, 89 conjunts are in the unsatisfiable core [2023-12-03 04:11:46,766 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:11:48,972 INFO L134 CoverageAnalysis]: Checked inductivity of 7365 backedges. 0 proven. 7353 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-03 04:11:52,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:11:52,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 579 states to 371 states and 559 transitions. [2023-12-03 04:11:52,165 INFO L276 IsEmpty]: Start isEmpty. Operand 371 states and 559 transitions. [2023-12-03 04:11:52,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 370 [2023-12-03 04:11:52,167 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:11:52,167 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:11:52,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:11:52,351 INFO L262 TraceCheckSpWp]: Trace formula consists of 829 conjuncts, 90 conjunts are in the unsatisfiable core [2023-12-03 04:11:52,356 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:11:53,422 INFO L134 CoverageAnalysis]: Checked inductivity of 7712 backedges. 132 proven. 7568 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-03 04:11:54,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:11:54,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 592 states to 379 states and 572 transitions. [2023-12-03 04:11:54,885 INFO L276 IsEmpty]: Start isEmpty. Operand 379 states and 572 transitions. [2023-12-03 04:11:54,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 378 [2023-12-03 04:11:54,887 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:11:54,887 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:11:55,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:11:55,051 INFO L262 TraceCheckSpWp]: Trace formula consists of 846 conjuncts, 92 conjunts are in the unsatisfiable core [2023-12-03 04:11:55,056 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:11:55,737 INFO L134 CoverageAnalysis]: Checked inductivity of 8067 backedges. 135 proven. 7920 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-03 04:11:56,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:11:56,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 604 states to 387 states and 584 transitions. [2023-12-03 04:11:56,812 INFO L276 IsEmpty]: Start isEmpty. Operand 387 states and 584 transitions. [2023-12-03 04:11:56,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 386 [2023-12-03 04:11:56,814 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:11:56,815 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:11:57,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:11:57,033 INFO L262 TraceCheckSpWp]: Trace formula consists of 863 conjuncts, 95 conjunts are in the unsatisfiable core [2023-12-03 04:11:57,040 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:11:58,500 INFO L134 CoverageAnalysis]: Checked inductivity of 8430 backedges. 0 proven. 8418 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-03 04:12:00,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:12:00,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 616 states to 395 states and 596 transitions. [2023-12-03 04:12:00,833 INFO L276 IsEmpty]: Start isEmpty. Operand 395 states and 596 transitions. [2023-12-03 04:12:00,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 394 [2023-12-03 04:12:00,835 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:12:00,835 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:12:01,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:12:01,063 INFO L262 TraceCheckSpWp]: Trace formula consists of 880 conjuncts, 97 conjunts are in the unsatisfiable core [2023-12-03 04:12:01,068 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:12:01,887 INFO L134 CoverageAnalysis]: Checked inductivity of 8801 backedges. 0 proven. 8789 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-03 04:12:03,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:12:03,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 628 states to 403 states and 608 transitions. [2023-12-03 04:12:03,606 INFO L276 IsEmpty]: Start isEmpty. Operand 403 states and 608 transitions. [2023-12-03 04:12:03,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 402 [2023-12-03 04:12:03,608 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:12:03,608 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:12:03,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:12:03,792 INFO L262 TraceCheckSpWp]: Trace formula consists of 897 conjuncts, 99 conjunts are in the unsatisfiable core [2023-12-03 04:12:03,796 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:12:04,611 INFO L134 CoverageAnalysis]: Checked inductivity of 9180 backedges. 0 proven. 9168 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-03 04:12:06,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:12:06,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 640 states to 411 states and 620 transitions. [2023-12-03 04:12:06,247 INFO L276 IsEmpty]: Start isEmpty. Operand 411 states and 620 transitions. [2023-12-03 04:12:06,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 410 [2023-12-03 04:12:06,250 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:12:06,250 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:12:06,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:12:06,475 INFO L262 TraceCheckSpWp]: Trace formula consists of 914 conjuncts, 100 conjunts are in the unsatisfiable core [2023-12-03 04:12:06,479 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:12:08,476 INFO L134 CoverageAnalysis]: Checked inductivity of 9567 backedges. 147 proven. 9408 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-03 04:12:10,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:12:10,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 653 states to 419 states and 633 transitions. [2023-12-03 04:12:10,917 INFO L276 IsEmpty]: Start isEmpty. Operand 419 states and 633 transitions. [2023-12-03 04:12:10,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 418 [2023-12-03 04:12:10,920 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:12:10,920 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:12:11,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:12:11,145 INFO L262 TraceCheckSpWp]: Trace formula consists of 931 conjuncts, 102 conjunts are in the unsatisfiable core [2023-12-03 04:12:11,150 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:12:11,978 INFO L134 CoverageAnalysis]: Checked inductivity of 9962 backedges. 150 proven. 9800 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-03 04:12:13,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:12:13,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 665 states to 427 states and 645 transitions. [2023-12-03 04:12:13,263 INFO L276 IsEmpty]: Start isEmpty. Operand 427 states and 645 transitions. [2023-12-03 04:12:13,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 426 [2023-12-03 04:12:13,267 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:12:13,267 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:12:13,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:12:13,505 INFO L262 TraceCheckSpWp]: Trace formula consists of 948 conjuncts, 105 conjunts are in the unsatisfiable core [2023-12-03 04:12:13,513 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:12:15,012 INFO L134 CoverageAnalysis]: Checked inductivity of 10365 backedges. 0 proven. 10353 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-03 04:12:17,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:12:17,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 677 states to 435 states and 657 transitions. [2023-12-03 04:12:17,810 INFO L276 IsEmpty]: Start isEmpty. Operand 435 states and 657 transitions. [2023-12-03 04:12:17,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 434 [2023-12-03 04:12:17,812 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:12:17,812 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:12:18,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:12:18,020 INFO L262 TraceCheckSpWp]: Trace formula consists of 965 conjuncts, 106 conjunts are in the unsatisfiable core [2023-12-03 04:12:18,027 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:12:19,315 INFO L134 CoverageAnalysis]: Checked inductivity of 10776 backedges. 156 proven. 10608 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-03 04:12:21,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:12:21,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 690 states to 443 states and 670 transitions. [2023-12-03 04:12:21,065 INFO L276 IsEmpty]: Start isEmpty. Operand 443 states and 670 transitions. [2023-12-03 04:12:21,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 442 [2023-12-03 04:12:21,067 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:12:21,068 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:12:21,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:12:21,271 INFO L262 TraceCheckSpWp]: Trace formula consists of 982 conjuncts, 109 conjunts are in the unsatisfiable core [2023-12-03 04:12:21,277 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:12:22,515 INFO L134 CoverageAnalysis]: Checked inductivity of 11195 backedges. 0 proven. 11183 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-03 04:12:24,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:12:24,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 702 states to 451 states and 682 transitions. [2023-12-03 04:12:24,816 INFO L276 IsEmpty]: Start isEmpty. Operand 451 states and 682 transitions. [2023-12-03 04:12:24,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 450 [2023-12-03 04:12:24,818 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:12:24,818 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:12:25,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:12:25,025 INFO L262 TraceCheckSpWp]: Trace formula consists of 999 conjuncts, 111 conjunts are in the unsatisfiable core [2023-12-03 04:12:25,031 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:12:26,008 INFO L134 CoverageAnalysis]: Checked inductivity of 11622 backedges. 0 proven. 11610 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-03 04:12:28,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:12:28,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 714 states to 459 states and 694 transitions. [2023-12-03 04:12:28,076 INFO L276 IsEmpty]: Start isEmpty. Operand 459 states and 694 transitions. [2023-12-03 04:12:28,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 458 [2023-12-03 04:12:28,078 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:12:28,078 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:12:28,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:12:28,284 INFO L262 TraceCheckSpWp]: Trace formula consists of 1016 conjuncts, 112 conjunts are in the unsatisfiable core [2023-12-03 04:12:28,290 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:12:30,145 INFO L134 CoverageAnalysis]: Checked inductivity of 12057 backedges. 165 proven. 11880 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-03 04:12:32,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:12:32,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 727 states to 467 states and 707 transitions. [2023-12-03 04:12:32,419 INFO L276 IsEmpty]: Start isEmpty. Operand 467 states and 707 transitions. [2023-12-03 04:12:32,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 466 [2023-12-03 04:12:32,422 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:12:32,422 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:12:32,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:12:32,643 INFO L262 TraceCheckSpWp]: Trace formula consists of 1033 conjuncts, 115 conjunts are in the unsatisfiable core [2023-12-03 04:12:32,649 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:12:33,963 INFO L134 CoverageAnalysis]: Checked inductivity of 12500 backedges. 0 proven. 12488 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-03 04:12:36,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:12:36,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 739 states to 475 states and 719 transitions. [2023-12-03 04:12:36,595 INFO L276 IsEmpty]: Start isEmpty. Operand 475 states and 719 transitions. [2023-12-03 04:12:36,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 474 [2023-12-03 04:12:36,598 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:12:36,598 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:12:36,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:12:36,889 INFO L262 TraceCheckSpWp]: Trace formula consists of 1050 conjuncts, 117 conjunts are in the unsatisfiable core [2023-12-03 04:12:36,894 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:12:38,026 INFO L134 CoverageAnalysis]: Checked inductivity of 12951 backedges. 0 proven. 12939 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-03 04:12:40,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:12:40,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 751 states to 483 states and 731 transitions. [2023-12-03 04:12:40,073 INFO L276 IsEmpty]: Start isEmpty. Operand 483 states and 731 transitions. [2023-12-03 04:12:40,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 482 [2023-12-03 04:12:40,075 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:12:40,075 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:12:40,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:12:40,311 INFO L262 TraceCheckSpWp]: Trace formula consists of 1067 conjuncts, 118 conjunts are in the unsatisfiable core [2023-12-03 04:12:40,316 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:12:42,022 INFO L134 CoverageAnalysis]: Checked inductivity of 13410 backedges. 174 proven. 13224 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-03 04:12:44,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:12:44,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 764 states to 491 states and 744 transitions. [2023-12-03 04:12:44,515 INFO L276 IsEmpty]: Start isEmpty. Operand 491 states and 744 transitions. [2023-12-03 04:12:44,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 490 [2023-12-03 04:12:44,518 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:12:44,518 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:12:44,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:12:44,759 INFO L262 TraceCheckSpWp]: Trace formula consists of 1084 conjuncts, 120 conjunts are in the unsatisfiable core [2023-12-03 04:12:44,765 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:12:45,783 INFO L134 CoverageAnalysis]: Checked inductivity of 13877 backedges. 177 proven. 13688 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-03 04:12:47,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:12:47,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 776 states to 499 states and 756 transitions. [2023-12-03 04:12:47,521 INFO L276 IsEmpty]: Start isEmpty. Operand 499 states and 756 transitions. [2023-12-03 04:12:47,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 498 [2023-12-03 04:12:47,523 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:12:47,524 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:12:47,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:12:47,768 INFO L262 TraceCheckSpWp]: Trace formula consists of 1101 conjuncts, 123 conjunts are in the unsatisfiable core [2023-12-03 04:12:47,774 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:12:49,707 INFO L134 CoverageAnalysis]: Checked inductivity of 14352 backedges. 0 proven. 14340 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-03 04:12:52,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:12:52,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 788 states to 507 states and 768 transitions. [2023-12-03 04:12:52,832 INFO L276 IsEmpty]: Start isEmpty. Operand 507 states and 768 transitions. [2023-12-03 04:12:52,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 506 [2023-12-03 04:12:52,834 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:12:52,834 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:12:53,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:12:53,177 INFO L262 TraceCheckSpWp]: Trace formula consists of 1118 conjuncts, 125 conjunts are in the unsatisfiable core [2023-12-03 04:12:53,183 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:12:54,312 INFO L134 CoverageAnalysis]: Checked inductivity of 14835 backedges. 0 proven. 14823 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-03 04:12:56,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:12:56,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 800 states to 515 states and 780 transitions. [2023-12-03 04:12:56,637 INFO L276 IsEmpty]: Start isEmpty. Operand 515 states and 780 transitions. [2023-12-03 04:12:56,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 514 [2023-12-03 04:12:56,641 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:12:56,642 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:12:56,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:12:56,897 INFO L262 TraceCheckSpWp]: Trace formula consists of 1135 conjuncts, 127 conjunts are in the unsatisfiable core [2023-12-03 04:12:56,903 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:12:58,037 INFO L134 CoverageAnalysis]: Checked inductivity of 15326 backedges. 0 proven. 15314 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-03 04:13:00,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:13:00,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 812 states to 523 states and 792 transitions. [2023-12-03 04:13:00,257 INFO L276 IsEmpty]: Start isEmpty. Operand 523 states and 792 transitions. [2023-12-03 04:13:00,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 522 [2023-12-03 04:13:00,259 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:13:00,259 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:13:00,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:13:00,505 INFO L262 TraceCheckSpWp]: Trace formula consists of 1152 conjuncts, 129 conjunts are in the unsatisfiable core [2023-12-03 04:13:00,512 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:13:01,515 INFO L134 CoverageAnalysis]: Checked inductivity of 15825 backedges. 0 proven. 15813 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-03 04:13:04,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:13:04,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 824 states to 531 states and 804 transitions. [2023-12-03 04:13:04,165 INFO L276 IsEmpty]: Start isEmpty. Operand 531 states and 804 transitions. [2023-12-03 04:13:04,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 530 [2023-12-03 04:13:04,170 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:13:04,170 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:13:04,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:13:04,472 INFO L262 TraceCheckSpWp]: Trace formula consists of 1169 conjuncts, 130 conjunts are in the unsatisfiable core [2023-12-03 04:13:04,484 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:13:07,809 INFO L134 CoverageAnalysis]: Checked inductivity of 16332 backedges. 192 proven. 16128 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-03 04:13:11,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:13:11,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 837 states to 539 states and 817 transitions. [2023-12-03 04:13:11,401 INFO L276 IsEmpty]: Start isEmpty. Operand 539 states and 817 transitions. [2023-12-03 04:13:11,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 538 [2023-12-03 04:13:11,404 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:13:11,404 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:13:11,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:13:11,717 INFO L262 TraceCheckSpWp]: Trace formula consists of 1186 conjuncts, 132 conjunts are in the unsatisfiable core [2023-12-03 04:13:11,724 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:13:12,901 INFO L134 CoverageAnalysis]: Checked inductivity of 16847 backedges. 195 proven. 16640 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-03 04:13:14,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:13:14,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 849 states to 547 states and 829 transitions. [2023-12-03 04:13:14,705 INFO L276 IsEmpty]: Start isEmpty. Operand 547 states and 829 transitions. [2023-12-03 04:13:14,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 546 [2023-12-03 04:13:14,708 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:13:14,708 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:13:14,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:13:14,965 INFO L262 TraceCheckSpWp]: Trace formula consists of 1203 conjuncts, 135 conjunts are in the unsatisfiable core [2023-12-03 04:13:14,971 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:13:17,550 INFO L134 CoverageAnalysis]: Checked inductivity of 17370 backedges. 0 proven. 17358 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-03 04:13:21,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:13:21,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 861 states to 555 states and 841 transitions. [2023-12-03 04:13:21,021 INFO L276 IsEmpty]: Start isEmpty. Operand 555 states and 841 transitions. [2023-12-03 04:13:21,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 554 [2023-12-03 04:13:21,024 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:13:21,024 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:13:21,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:13:21,326 INFO L262 TraceCheckSpWp]: Trace formula consists of 1220 conjuncts, 136 conjunts are in the unsatisfiable core [2023-12-03 04:13:21,334 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:13:23,190 INFO L134 CoverageAnalysis]: Checked inductivity of 17901 backedges. 201 proven. 17688 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-03 04:13:25,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:13:25,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 874 states to 563 states and 854 transitions. [2023-12-03 04:13:25,737 INFO L276 IsEmpty]: Start isEmpty. Operand 563 states and 854 transitions. [2023-12-03 04:13:25,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 562 [2023-12-03 04:13:25,739 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:13:25,740 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:13:25,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:13:25,997 INFO L262 TraceCheckSpWp]: Trace formula consists of 1237 conjuncts, 138 conjunts are in the unsatisfiable core [2023-12-03 04:13:26,004 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:13:27,279 INFO L134 CoverageAnalysis]: Checked inductivity of 18440 backedges. 204 proven. 18224 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-03 04:13:28,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:13:28,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 886 states to 571 states and 866 transitions. [2023-12-03 04:13:28,987 INFO L276 IsEmpty]: Start isEmpty. Operand 571 states and 866 transitions. [2023-12-03 04:13:28,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 570 [2023-12-03 04:13:28,991 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:13:28,992 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:13:29,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:13:29,286 INFO L262 TraceCheckSpWp]: Trace formula consists of 1254 conjuncts, 140 conjunts are in the unsatisfiable core [2023-12-03 04:13:29,293 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:13:30,392 INFO L134 CoverageAnalysis]: Checked inductivity of 18987 backedges. 207 proven. 18768 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-03 04:13:32,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:13:32,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 898 states to 579 states and 878 transitions. [2023-12-03 04:13:32,354 INFO L276 IsEmpty]: Start isEmpty. Operand 579 states and 878 transitions. [2023-12-03 04:13:32,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 578 [2023-12-03 04:13:32,357 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:13:32,357 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:13:32,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:13:32,622 INFO L262 TraceCheckSpWp]: Trace formula consists of 1271 conjuncts, 143 conjunts are in the unsatisfiable core [2023-12-03 04:13:32,629 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:13:35,938 INFO L134 CoverageAnalysis]: Checked inductivity of 19542 backedges. 0 proven. 19530 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-03 04:13:40,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:13:40,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 910 states to 587 states and 890 transitions. [2023-12-03 04:13:40,358 INFO L276 IsEmpty]: Start isEmpty. Operand 587 states and 890 transitions. [2023-12-03 04:13:40,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 586 [2023-12-03 04:13:40,362 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:13:40,362 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:13:40,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:13:40,651 INFO L262 TraceCheckSpWp]: Trace formula consists of 1288 conjuncts, 145 conjunts are in the unsatisfiable core [2023-12-03 04:13:40,658 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:13:41,807 INFO L134 CoverageAnalysis]: Checked inductivity of 20105 backedges. 0 proven. 20093 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-03 04:13:44,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:13:44,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 922 states to 595 states and 902 transitions. [2023-12-03 04:13:44,693 INFO L276 IsEmpty]: Start isEmpty. Operand 595 states and 902 transitions. [2023-12-03 04:13:44,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 594 [2023-12-03 04:13:44,697 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:13:44,698 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:13:44,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:13:44,999 INFO L262 TraceCheckSpWp]: Trace formula consists of 1305 conjuncts, 147 conjunts are in the unsatisfiable core [2023-12-03 04:13:45,006 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:13:46,546 INFO L134 CoverageAnalysis]: Checked inductivity of 20676 backedges. 0 proven. 20664 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-03 04:13:49,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:13:49,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 934 states to 603 states and 914 transitions. [2023-12-03 04:13:49,262 INFO L276 IsEmpty]: Start isEmpty. Operand 603 states and 914 transitions. [2023-12-03 04:13:49,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 602 [2023-12-03 04:13:49,265 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:13:49,265 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:13:49,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:13:49,547 INFO L262 TraceCheckSpWp]: Trace formula consists of 1322 conjuncts, 149 conjunts are in the unsatisfiable core [2023-12-03 04:13:49,555 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:13:50,826 INFO L134 CoverageAnalysis]: Checked inductivity of 21255 backedges. 0 proven. 21243 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-03 04:13:53,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:13:53,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 946 states to 611 states and 926 transitions. [2023-12-03 04:13:53,930 INFO L276 IsEmpty]: Start isEmpty. Operand 611 states and 926 transitions. [2023-12-03 04:13:53,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 610 [2023-12-03 04:13:53,933 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:13:53,933 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:13:54,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:13:54,244 INFO L262 TraceCheckSpWp]: Trace formula consists of 1339 conjuncts, 150 conjunts are in the unsatisfiable core [2023-12-03 04:13:54,252 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:13:58,122 INFO L134 CoverageAnalysis]: Checked inductivity of 21842 backedges. 222 proven. 21608 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-03 04:14:02,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:14:02,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 959 states to 619 states and 939 transitions. [2023-12-03 04:14:02,529 INFO L276 IsEmpty]: Start isEmpty. Operand 619 states and 939 transitions. [2023-12-03 04:14:02,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 618 [2023-12-03 04:14:02,535 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:14:02,536 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:14:02,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:14:02,827 INFO L262 TraceCheckSpWp]: Trace formula consists of 1356 conjuncts, 152 conjunts are in the unsatisfiable core [2023-12-03 04:14:02,834 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:14:04,328 INFO L134 CoverageAnalysis]: Checked inductivity of 22437 backedges. 225 proven. 22200 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-03 04:14:06,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:14:06,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 971 states to 627 states and 951 transitions. [2023-12-03 04:14:06,640 INFO L276 IsEmpty]: Start isEmpty. Operand 627 states and 951 transitions. [2023-12-03 04:14:06,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 626 [2023-12-03 04:14:06,646 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:14:06,646 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:14:06,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:14:06,965 INFO L262 TraceCheckSpWp]: Trace formula consists of 1373 conjuncts, 154 conjunts are in the unsatisfiable core [2023-12-03 04:14:06,972 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:14:08,455 INFO L134 CoverageAnalysis]: Checked inductivity of 23040 backedges. 228 proven. 22800 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-03 04:14:10,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:14:10,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 983 states to 635 states and 963 transitions. [2023-12-03 04:14:10,374 INFO L276 IsEmpty]: Start isEmpty. Operand 635 states and 963 transitions. [2023-12-03 04:14:10,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 634 [2023-12-03 04:14:10,377 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:14:10,378 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:14:10,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:14:10,685 INFO L262 TraceCheckSpWp]: Trace formula consists of 1390 conjuncts, 157 conjunts are in the unsatisfiable core [2023-12-03 04:14:10,692 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:14:14,046 INFO L134 CoverageAnalysis]: Checked inductivity of 23651 backedges. 0 proven. 23639 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-03 04:14:19,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:14:19,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 995 states to 643 states and 975 transitions. [2023-12-03 04:14:19,529 INFO L276 IsEmpty]: Start isEmpty. Operand 643 states and 975 transitions. [2023-12-03 04:14:19,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 642 [2023-12-03 04:14:19,534 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:14:19,534 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:14:19,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:14:19,846 INFO L262 TraceCheckSpWp]: Trace formula consists of 1407 conjuncts, 158 conjunts are in the unsatisfiable core [2023-12-03 04:14:19,854 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:14:21,998 INFO L134 CoverageAnalysis]: Checked inductivity of 24270 backedges. 234 proven. 24024 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-03 04:14:24,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:14:24,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1008 states to 651 states and 988 transitions. [2023-12-03 04:14:24,638 INFO L276 IsEmpty]: Start isEmpty. Operand 651 states and 988 transitions. [2023-12-03 04:14:24,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 650 [2023-12-03 04:14:24,641 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:14:24,641 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:14:24,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:14:24,952 INFO L262 TraceCheckSpWp]: Trace formula consists of 1424 conjuncts, 160 conjunts are in the unsatisfiable core [2023-12-03 04:14:24,962 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:14:26,424 INFO L134 CoverageAnalysis]: Checked inductivity of 24897 backedges. 237 proven. 24648 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-03 04:14:28,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:14:28,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1020 states to 659 states and 1000 transitions. [2023-12-03 04:14:28,803 INFO L276 IsEmpty]: Start isEmpty. Operand 659 states and 1000 transitions. [2023-12-03 04:14:28,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 658 [2023-12-03 04:14:28,807 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:14:28,807 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:14:29,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:14:29,096 INFO L262 TraceCheckSpWp]: Trace formula consists of 1441 conjuncts, 162 conjunts are in the unsatisfiable core [2023-12-03 04:14:29,105 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:14:30,704 INFO L134 CoverageAnalysis]: Checked inductivity of 25532 backedges. 240 proven. 25280 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-03 04:14:32,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:14:32,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1032 states to 667 states and 1012 transitions. [2023-12-03 04:14:32,872 INFO L276 IsEmpty]: Start isEmpty. Operand 667 states and 1012 transitions. [2023-12-03 04:14:32,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 666 [2023-12-03 04:14:32,875 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:14:32,876 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:14:33,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:14:33,272 INFO L262 TraceCheckSpWp]: Trace formula consists of 1458 conjuncts, 164 conjunts are in the unsatisfiable core [2023-12-03 04:14:33,280 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:14:34,609 INFO L134 CoverageAnalysis]: Checked inductivity of 26175 backedges. 243 proven. 25920 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-03 04:14:36,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:14:36,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1044 states to 675 states and 1024 transitions. [2023-12-03 04:14:36,793 INFO L276 IsEmpty]: Start isEmpty. Operand 675 states and 1024 transitions. [2023-12-03 04:14:36,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 674 [2023-12-03 04:14:36,797 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:14:36,797 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:14:37,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:14:37,096 INFO L262 TraceCheckSpWp]: Trace formula consists of 1475 conjuncts, 166 conjunts are in the unsatisfiable core [2023-12-03 04:14:37,106 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:14:38,483 INFO L134 CoverageAnalysis]: Checked inductivity of 26826 backedges. 246 proven. 26568 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-03 04:14:40,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:14:40,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1056 states to 683 states and 1036 transitions. [2023-12-03 04:14:40,924 INFO L276 IsEmpty]: Start isEmpty. Operand 683 states and 1036 transitions. [2023-12-03 04:14:40,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 682 [2023-12-03 04:14:40,927 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:14:40,927 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:14:41,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:14:41,277 INFO L262 TraceCheckSpWp]: Trace formula consists of 1492 conjuncts, 168 conjunts are in the unsatisfiable core [2023-12-03 04:14:41,286 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:14:42,645 INFO L134 CoverageAnalysis]: Checked inductivity of 27485 backedges. 249 proven. 27224 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-03 04:14:44,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:14:44,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1068 states to 691 states and 1048 transitions. [2023-12-03 04:14:44,868 INFO L276 IsEmpty]: Start isEmpty. Operand 691 states and 1048 transitions. [2023-12-03 04:14:44,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 690 [2023-12-03 04:14:44,872 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:14:44,872 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:14:45,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:14:45,214 INFO L262 TraceCheckSpWp]: Trace formula consists of 1509 conjuncts, 170 conjunts are in the unsatisfiable core [2023-12-03 04:14:45,222 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:14:46,590 INFO L134 CoverageAnalysis]: Checked inductivity of 28152 backedges. 252 proven. 27888 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-03 04:14:49,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:14:49,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1080 states to 699 states and 1060 transitions. [2023-12-03 04:14:49,396 INFO L276 IsEmpty]: Start isEmpty. Operand 699 states and 1060 transitions. [2023-12-03 04:14:49,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 698 [2023-12-03 04:14:49,401 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:14:49,401 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:14:49,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:14:49,827 INFO L262 TraceCheckSpWp]: Trace formula consists of 1526 conjuncts, 172 conjunts are in the unsatisfiable core [2023-12-03 04:14:49,837 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:14:51,709 INFO L134 CoverageAnalysis]: Checked inductivity of 28827 backedges. 255 proven. 28560 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-03 04:14:54,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:14:54,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1092 states to 707 states and 1072 transitions. [2023-12-03 04:14:54,204 INFO L276 IsEmpty]: Start isEmpty. Operand 707 states and 1072 transitions. [2023-12-03 04:14:54,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 706 [2023-12-03 04:14:54,208 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:14:54,208 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:14:54,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:14:54,557 INFO L262 TraceCheckSpWp]: Trace formula consists of 1543 conjuncts, 175 conjunts are in the unsatisfiable core [2023-12-03 04:14:54,566 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:15:02,240 INFO L134 CoverageAnalysis]: Checked inductivity of 29510 backedges. 0 proven. 29498 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-03 04:15:12,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:15:12,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1104 states to 715 states and 1084 transitions. [2023-12-03 04:15:12,168 INFO L276 IsEmpty]: Start isEmpty. Operand 715 states and 1084 transitions. [2023-12-03 04:15:12,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 714 [2023-12-03 04:15:12,173 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:15:12,173 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:15:12,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:15:12,531 INFO L262 TraceCheckSpWp]: Trace formula consists of 1560 conjuncts, 177 conjunts are in the unsatisfiable core [2023-12-03 04:15:12,540 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:15:14,279 INFO L134 CoverageAnalysis]: Checked inductivity of 30201 backedges. 0 proven. 30189 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-03 04:15:18,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:15:18,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1116 states to 723 states and 1096 transitions. [2023-12-03 04:15:18,073 INFO L276 IsEmpty]: Start isEmpty. Operand 723 states and 1096 transitions. [2023-12-03 04:15:18,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 722 [2023-12-03 04:15:18,078 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:15:18,078 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:15:18,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:15:18,438 INFO L262 TraceCheckSpWp]: Trace formula consists of 1577 conjuncts, 178 conjunts are in the unsatisfiable core [2023-12-03 04:15:18,451 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:15:21,306 INFO L134 CoverageAnalysis]: Checked inductivity of 30900 backedges. 264 proven. 30624 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-03 04:15:25,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:15:25,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1129 states to 731 states and 1109 transitions. [2023-12-03 04:15:25,938 INFO L276 IsEmpty]: Start isEmpty. Operand 731 states and 1109 transitions. [2023-12-03 04:15:25,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 730 [2023-12-03 04:15:25,943 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:15:25,943 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:15:26,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:15:26,290 INFO L262 TraceCheckSpWp]: Trace formula consists of 1594 conjuncts, 181 conjunts are in the unsatisfiable core [2023-12-03 04:15:26,300 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:15:28,921 INFO L134 CoverageAnalysis]: Checked inductivity of 31607 backedges. 0 proven. 31595 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-03 04:15:33,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:15:33,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1141 states to 739 states and 1121 transitions. [2023-12-03 04:15:33,348 INFO L276 IsEmpty]: Start isEmpty. Operand 739 states and 1121 transitions. [2023-12-03 04:15:33,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 738 [2023-12-03 04:15:33,352 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:15:33,352 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:15:33,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:15:33,711 INFO L262 TraceCheckSpWp]: Trace formula consists of 1611 conjuncts, 182 conjunts are in the unsatisfiable core [2023-12-03 04:15:33,719 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:15:36,141 INFO L134 CoverageAnalysis]: Checked inductivity of 32322 backedges. 270 proven. 32040 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-03 04:15:40,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:15:40,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1154 states to 747 states and 1134 transitions. [2023-12-03 04:15:40,035 INFO L276 IsEmpty]: Start isEmpty. Operand 747 states and 1134 transitions. [2023-12-03 04:15:40,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 746 [2023-12-03 04:15:40,040 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:15:40,040 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:15:40,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:15:40,422 INFO L262 TraceCheckSpWp]: Trace formula consists of 1628 conjuncts, 185 conjunts are in the unsatisfiable core [2023-12-03 04:15:40,432 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:15:43,315 INFO L134 CoverageAnalysis]: Checked inductivity of 33045 backedges. 0 proven. 33033 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-03 04:15:47,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:15:47,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1166 states to 755 states and 1146 transitions. [2023-12-03 04:15:47,575 INFO L276 IsEmpty]: Start isEmpty. Operand 755 states and 1146 transitions. [2023-12-03 04:15:47,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 754 [2023-12-03 04:15:47,580 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:15:47,580 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:15:47,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:15:47,986 INFO L262 TraceCheckSpWp]: Trace formula consists of 1645 conjuncts, 187 conjunts are in the unsatisfiable core [2023-12-03 04:15:48,000 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:15:50,015 INFO L134 CoverageAnalysis]: Checked inductivity of 33776 backedges. 0 proven. 33764 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-03 04:15:54,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:15:54,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1178 states to 763 states and 1158 transitions. [2023-12-03 04:15:54,500 INFO L276 IsEmpty]: Start isEmpty. Operand 763 states and 1158 transitions. [2023-12-03 04:15:54,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 762 [2023-12-03 04:15:54,505 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:15:54,505 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:15:54,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:15:54,900 INFO L262 TraceCheckSpWp]: Trace formula consists of 1662 conjuncts, 188 conjunts are in the unsatisfiable core [2023-12-03 04:15:54,910 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:15:58,248 INFO L134 CoverageAnalysis]: Checked inductivity of 34515 backedges. 279 proven. 34224 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-03 04:16:02,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:16:02,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1191 states to 771 states and 1171 transitions. [2023-12-03 04:16:02,411 INFO L276 IsEmpty]: Start isEmpty. Operand 771 states and 1171 transitions. [2023-12-03 04:16:02,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 770 [2023-12-03 04:16:02,416 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:16:02,416 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:16:02,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:16:02,787 INFO L262 TraceCheckSpWp]: Trace formula consists of 1679 conjuncts, 190 conjunts are in the unsatisfiable core [2023-12-03 04:16:02,796 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:16:04,385 INFO L134 CoverageAnalysis]: Checked inductivity of 35262 backedges. 282 proven. 34968 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-03 04:16:07,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:16:07,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1203 states to 779 states and 1183 transitions. [2023-12-03 04:16:07,376 INFO L276 IsEmpty]: Start isEmpty. Operand 779 states and 1183 transitions. [2023-12-03 04:16:07,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 778 [2023-12-03 04:16:07,383 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:16:07,383 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:16:07,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:16:07,802 INFO L262 TraceCheckSpWp]: Trace formula consists of 1696 conjuncts, 192 conjunts are in the unsatisfiable core [2023-12-03 04:16:07,812 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:16:09,821 INFO L134 CoverageAnalysis]: Checked inductivity of 36017 backedges. 285 proven. 35720 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-03 04:16:13,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:16:13,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1215 states to 787 states and 1195 transitions. [2023-12-03 04:16:13,122 INFO L276 IsEmpty]: Start isEmpty. Operand 787 states and 1195 transitions. [2023-12-03 04:16:13,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 786 [2023-12-03 04:16:13,128 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:16:13,128 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:16:13,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:16:13,629 INFO L262 TraceCheckSpWp]: Trace formula consists of 1713 conjuncts, 195 conjunts are in the unsatisfiable core [2023-12-03 04:16:13,639 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:16:17,833 INFO L134 CoverageAnalysis]: Checked inductivity of 36780 backedges. 0 proven. 36768 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-03 04:16:25,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:16:25,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1227 states to 795 states and 1207 transitions. [2023-12-03 04:16:25,709 INFO L276 IsEmpty]: Start isEmpty. Operand 795 states and 1207 transitions. [2023-12-03 04:16:25,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 794 [2023-12-03 04:16:25,714 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:16:25,714 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:16:26,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:16:26,138 INFO L262 TraceCheckSpWp]: Trace formula consists of 1730 conjuncts, 197 conjunts are in the unsatisfiable core [2023-12-03 04:16:26,153 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:16:28,053 INFO L134 CoverageAnalysis]: Checked inductivity of 37551 backedges. 0 proven. 37539 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-03 04:16:31,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:16:31,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1239 states to 803 states and 1219 transitions. [2023-12-03 04:16:31,961 INFO L276 IsEmpty]: Start isEmpty. Operand 803 states and 1219 transitions. [2023-12-03 04:16:31,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 802 [2023-12-03 04:16:31,967 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:16:31,967 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:16:32,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:16:32,344 INFO L262 TraceCheckSpWp]: Trace formula consists of 1747 conjuncts, 198 conjunts are in the unsatisfiable core [2023-12-03 04:16:32,358 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:16:35,826 INFO L134 CoverageAnalysis]: Checked inductivity of 38330 backedges. 294 proven. 38024 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-03 04:16:40,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:16:40,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1252 states to 811 states and 1232 transitions. [2023-12-03 04:16:40,279 INFO L276 IsEmpty]: Start isEmpty. Operand 811 states and 1232 transitions. [2023-12-03 04:16:40,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 810 [2023-12-03 04:16:40,285 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:16:40,286 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:16:40,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:16:40,669 INFO L262 TraceCheckSpWp]: Trace formula consists of 1764 conjuncts, 200 conjunts are in the unsatisfiable core [2023-12-03 04:16:40,676 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:16:42,439 INFO L134 CoverageAnalysis]: Checked inductivity of 39117 backedges. 297 proven. 38808 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-03 04:16:46,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:16:46,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1264 states to 819 states and 1244 transitions. [2023-12-03 04:16:46,122 INFO L276 IsEmpty]: Start isEmpty. Operand 819 states and 1244 transitions. [2023-12-03 04:16:46,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 818 [2023-12-03 04:16:46,129 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:16:46,129 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:16:46,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:16:46,592 INFO L262 TraceCheckSpWp]: Trace formula consists of 1781 conjuncts, 202 conjunts are in the unsatisfiable core [2023-12-03 04:16:46,601 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:16:48,629 INFO L134 CoverageAnalysis]: Checked inductivity of 39912 backedges. 300 proven. 39600 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-03 04:16:52,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:16:52,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1276 states to 827 states and 1256 transitions. [2023-12-03 04:16:52,127 INFO L276 IsEmpty]: Start isEmpty. Operand 827 states and 1256 transitions. [2023-12-03 04:16:52,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 826 [2023-12-03 04:16:52,137 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:16:52,137 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:16:52,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:16:52,581 INFO L262 TraceCheckSpWp]: Trace formula consists of 1798 conjuncts, 203 conjunts are in the unsatisfiable core [2023-12-03 04:16:52,589 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:17:43,966 INFO L134 CoverageAnalysis]: Checked inductivity of 40715 backedges. 40603 proven. 100 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-03 04:17:47,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:17:47,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1274 states to 821 states and 1247 transitions. [2023-12-03 04:17:47,868 INFO L276 IsEmpty]: Start isEmpty. Operand 821 states and 1247 transitions. [2023-12-03 04:17:47,869 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-12-03 04:17:47,869 WARN L420 CodeCheckObserver]: This Program is SAFE, Check terminated with 106 iterations. [2023-12-03 04:17:47,879 INFO L751 CodeCheckObserver]: All specifications hold 2 specifications checked. All of them hold [2023-12-03 04:17:49,629 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-12-03 04:17:49,633 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-12-03 04:17:49,634 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 03.12 04:17:49 ImpRootNode [2023-12-03 04:17:49,634 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-12-03 04:17:49,634 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-03 04:17:49,634 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-03 04:17:49,635 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-03 04:17:49,635 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 04:10:41" (3/4) ... [2023-12-03 04:17:49,636 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-12-03 04:17:49,639 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2023-12-03 04:17:49,639 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_assert [2023-12-03 04:17:49,643 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 22 nodes and edges [2023-12-03 04:17:49,643 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2023-12-03 04:17:49,643 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2023-12-03 04:17:49,643 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-12-03 04:17:49,643 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-12-03 04:17:49,727 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a24f7b4a-d248-42e8-90bd-e071ee3833ec/bin/ukojak-verify-Qdu7aM0XO9/witness.graphml [2023-12-03 04:17:49,727 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a24f7b4a-d248-42e8-90bd-e071ee3833ec/bin/ukojak-verify-Qdu7aM0XO9/witness.yml [2023-12-03 04:17:49,727 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-03 04:17:49,728 INFO L158 Benchmark]: Toolchain (without parser) took 428560.65ms. Allocated memory was 144.7MB in the beginning and 1.7GB in the end (delta: 1.5GB). Free memory was 106.1MB in the beginning and 959.4MB in the end (delta: -853.3MB). Peak memory consumption was 665.7MB. Max. memory is 16.1GB. [2023-12-03 04:17:49,729 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 104.9MB. Free memory is still 57.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 04:17:49,729 INFO L158 Benchmark]: CACSL2BoogieTranslator took 236.25ms. Allocated memory is still 144.7MB. Free memory was 106.1MB in the beginning and 95.3MB in the end (delta: 10.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-12-03 04:17:49,730 INFO L158 Benchmark]: Boogie Procedure Inliner took 34.59ms. Allocated memory is still 144.7MB. Free memory was 95.3MB in the beginning and 93.8MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 04:17:49,730 INFO L158 Benchmark]: Boogie Preprocessor took 20.90ms. Allocated memory is still 144.7MB. Free memory was 93.8MB in the beginning and 92.8MB in the end (delta: 1.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 04:17:49,730 INFO L158 Benchmark]: RCFGBuilder took 340.89ms. Allocated memory is still 144.7MB. Free memory was 92.4MB in the beginning and 79.2MB in the end (delta: 13.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-12-03 04:17:49,731 INFO L158 Benchmark]: CodeCheck took 427830.06ms. Allocated memory was 144.7MB in the beginning and 1.7GB in the end (delta: 1.5GB). Free memory was 79.2MB in the beginning and 964.7MB in the end (delta: -885.5MB). Peak memory consumption was 632.1MB. Max. memory is 16.1GB. [2023-12-03 04:17:49,731 INFO L158 Benchmark]: Witness Printer took 93.13ms. Allocated memory is still 1.7GB. Free memory was 964.7MB in the beginning and 959.4MB in the end (delta: 5.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-12-03 04:17:49,734 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 3 procedures, 21 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 426.0s, OverallIterations: 106, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 48729 SdHoareTripleChecker+Valid, 219.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 45288 mSDsluCounter, 78318 SdHoareTripleChecker+Invalid, 182.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 42844 mSDsCounter, 60943 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 175994 IncrementalHoareTripleChecker+Invalid, 236937 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 60943 mSolverCounterUnsat, 35474 mSDtfsCounter, 175994 mSolverCounterSat, 3.6s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 368269 GetRequests, 325541 SyntacticMatches, 41322 SemanticMatches, 1406 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1478332 ImplicationChecksByTransitivity, 329.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 3.7s SsaConstructionTime, 13.6s SatisfiabilityAnalysisTime, 187.3s InterpolantComputationTime, 43014 NumberOfCodeBlocks, 43014 NumberOfCodeBlocksAsserted, 105 NumberOfCheckSat, 42909 ConstructedInterpolants, 0 QuantifiedInterpolants, 126957 SizeOfPredicates, 10294 NumberOfNonLiveVariables, 95959 ConjunctsInSsa, 10557 ConjunctsInUnsatCore, 105 InterpolantComputations, 4 PerfectInterpolantSequences, 50673/1390327 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 36]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 36]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - AllSpecificationsHoldResult: All specifications hold 2 specifications checked. All of them hold - InvariantResult [Line: 51]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 36]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 104.9MB. Free memory is still 57.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 236.25ms. Allocated memory is still 144.7MB. Free memory was 106.1MB in the beginning and 95.3MB in the end (delta: 10.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 34.59ms. Allocated memory is still 144.7MB. Free memory was 95.3MB in the beginning and 93.8MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 20.90ms. Allocated memory is still 144.7MB. Free memory was 93.8MB in the beginning and 92.8MB in the end (delta: 1.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 340.89ms. Allocated memory is still 144.7MB. Free memory was 92.4MB in the beginning and 79.2MB in the end (delta: 13.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * CodeCheck took 427830.06ms. Allocated memory was 144.7MB in the beginning and 1.7GB in the end (delta: 1.5GB). Free memory was 79.2MB in the beginning and 964.7MB in the end (delta: -885.5MB). Peak memory consumption was 632.1MB. Max. memory is 16.1GB. * Witness Printer took 93.13ms. Allocated memory is still 1.7GB. Free memory was 964.7MB in the beginning and 959.4MB in the end (delta: 5.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2023-12-03 04:17:49,825 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a24f7b4a-d248-42e8-90bd-e071ee3833ec/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE