./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/bresenham-ll_valuebound100.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d173a40e-dedd-4254-9a86-a39af26ac8d7/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d173a40e-dedd-4254-9a86-a39af26ac8d7/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_d173a40e-dedd-4254-9a86-a39af26ac8d7/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d173a40e-dedd-4254-9a86-a39af26ac8d7/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/bresenham-ll_valuebound100.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d173a40e-dedd-4254-9a86-a39af26ac8d7/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_d173a40e-dedd-4254-9a86-a39af26ac8d7/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 13f01b13f842e70fa5dc0726b8b5b83cfbe12eb21a3c45812a2355ca865a56c3 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 04:21:33,406 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 04:21:33,468 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d173a40e-dedd-4254-9a86-a39af26ac8d7/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-12-03 04:21:33,473 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 04:21:33,474 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 04:21:33,495 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 04:21:33,496 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 04:21:33,496 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 04:21:33,497 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 04:21:33,498 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 04:21:33,498 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 04:21:33,499 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 04:21:33,499 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 04:21:33,500 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 04:21:33,500 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 04:21:33,501 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 04:21:33,501 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 04:21:33,502 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 04:21:33,502 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 04:21:33,503 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-03 04:21:33,503 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-03 04:21:33,504 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 04:21:33,504 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 04:21:33,505 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 04:21:33,505 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 04:21:33,506 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 04:21:33,506 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 04:21:33,506 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 04:21:33,507 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 04:21:33,507 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 04:21:33,507 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 04:21:33,508 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 04:21:33,508 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 04:21:33,508 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 04:21:33,508 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 04:21:33,509 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_d173a40e-dedd-4254-9a86-a39af26ac8d7/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d173a40e-dedd-4254-9a86-a39af26ac8d7/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 13f01b13f842e70fa5dc0726b8b5b83cfbe12eb21a3c45812a2355ca865a56c3 [2023-12-03 04:21:33,702 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 04:21:33,719 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 04:21:33,722 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 04:21:33,723 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 04:21:33,723 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 04:21:33,725 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d173a40e-dedd-4254-9a86-a39af26ac8d7/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/nla-digbench-scaling/bresenham-ll_valuebound100.c [2023-12-03 04:21:36,466 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 04:21:36,619 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 04:21:36,620 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d173a40e-dedd-4254-9a86-a39af26ac8d7/sv-benchmarks/c/nla-digbench-scaling/bresenham-ll_valuebound100.c [2023-12-03 04:21:36,628 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d173a40e-dedd-4254-9a86-a39af26ac8d7/bin/ukojak-verify-Qdu7aM0XO9/data/9386934c6/2a7fe8e6367a49f3971f2284440ea863/FLAGd20fab6cc [2023-12-03 04:21:36,641 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d173a40e-dedd-4254-9a86-a39af26ac8d7/bin/ukojak-verify-Qdu7aM0XO9/data/9386934c6/2a7fe8e6367a49f3971f2284440ea863 [2023-12-03 04:21:36,644 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 04:21:36,645 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 04:21:36,646 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 04:21:36,647 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 04:21:36,651 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 04:21:36,652 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 04:21:36" (1/1) ... [2023-12-03 04:21:36,653 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@17b606b6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:21:36, skipping insertion in model container [2023-12-03 04:21:36,653 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 04:21:36" (1/1) ... [2023-12-03 04:21:36,672 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 04:21:36,810 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 04:21:36,819 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 04:21:36,839 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 04:21:36,851 INFO L206 MainTranslator]: Completed translation [2023-12-03 04:21:36,851 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:21:36 WrapperNode [2023-12-03 04:21:36,851 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 04:21:36,852 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 04:21:36,852 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 04:21:36,852 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 04:21:36,858 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:21:36" (1/1) ... [2023-12-03 04:21:36,864 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:21:36" (1/1) ... [2023-12-03 04:21:36,889 INFO L138 Inliner]: procedures = 14, calls = 12, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 116 [2023-12-03 04:21:36,890 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 04:21:36,891 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 04:21:36,891 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 04:21:36,891 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 04:21:36,900 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:21:36" (1/1) ... [2023-12-03 04:21:36,901 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:21:36" (1/1) ... [2023-12-03 04:21:36,902 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:21:36" (1/1) ... [2023-12-03 04:21:36,903 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:21:36" (1/1) ... [2023-12-03 04:21:36,906 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:21:36" (1/1) ... [2023-12-03 04:21:36,910 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:21:36" (1/1) ... [2023-12-03 04:21:36,911 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:21:36" (1/1) ... [2023-12-03 04:21:36,912 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:21:36" (1/1) ... [2023-12-03 04:21:36,915 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 04:21:36,916 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 04:21:36,916 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 04:21:36,916 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 04:21:36,917 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:21:36" (1/1) ... [2023-12-03 04:21:36,923 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 04:21:36,938 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d173a40e-dedd-4254-9a86-a39af26ac8d7/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 04:21:36,949 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d173a40e-dedd-4254-9a86-a39af26ac8d7/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 04:21:36,952 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d173a40e-dedd-4254-9a86-a39af26ac8d7/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 04:21:36,977 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 04:21:36,977 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-03 04:21:36,977 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-03 04:21:36,977 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-03 04:21:36,977 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 04:21:36,978 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 04:21:36,978 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-12-03 04:21:36,978 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-12-03 04:21:37,044 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 04:21:37,046 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 04:21:37,390 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 04:21:37,424 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 04:21:37,425 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-03 04:21:37,426 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 04:21:37 BoogieIcfgContainer [2023-12-03 04:21:37,427 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 04:21:37,428 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 04:21:37,428 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 04:21:37,439 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 04:21:37,439 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 04:21:37" (1/1) ... [2023-12-03 04:21:37,448 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 04:21:37,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:21:37,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 132 states and 136 transitions. [2023-12-03 04:21:37,510 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 136 transitions. [2023-12-03 04:21:37,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-12-03 04:21:37,515 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:21:37,516 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:21:37,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:21:37,723 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 04:21:37,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:21:37,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 131 states and 135 transitions. [2023-12-03 04:21:37,758 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 135 transitions. [2023-12-03 04:21:37,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-12-03 04:21:37,759 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:21:37,759 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:21:37,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:21:37,814 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 04:21:37,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:21:37,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 130 states and 134 transitions. [2023-12-03 04:21:37,868 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 134 transitions. [2023-12-03 04:21:37,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-12-03 04:21:37,869 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:21:37,869 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:21:37,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:21:37,941 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 04:21:38,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:21:38,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 129 states and 133 transitions. [2023-12-03 04:21:38,156 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 133 transitions. [2023-12-03 04:21:38,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-12-03 04:21:38,157 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:21:38,157 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:21:38,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:21:38,233 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 04:21:38,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:21:38,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 128 states and 132 transitions. [2023-12-03 04:21:38,617 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 132 transitions. [2023-12-03 04:21:38,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-12-03 04:21:38,617 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:21:38,618 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:21:38,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:21:38,647 INFO L262 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 04:21:38,652 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:21:38,684 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 04:21:38,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:21:38,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 130 states and 134 transitions. [2023-12-03 04:21:38,739 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 134 transitions. [2023-12-03 04:21:38,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-12-03 04:21:38,739 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:21:38,740 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:21:38,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:21:38,763 INFO L262 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 04:21:38,764 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:21:38,772 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 04:21:38,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:21:38,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 131 states and 135 transitions. [2023-12-03 04:21:38,791 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 135 transitions. [2023-12-03 04:21:38,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-12-03 04:21:38,792 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:21:38,792 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:21:38,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:21:38,818 INFO L262 TraceCheckSpWp]: Trace formula consists of 57 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 04:21:38,819 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:21:38,849 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 04:21:38,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:21:38,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 135 states and 141 transitions. [2023-12-03 04:21:38,988 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 141 transitions. [2023-12-03 04:21:38,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-03 04:21:38,989 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:21:38,989 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:21:39,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:21:39,014 INFO L262 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 04:21:39,015 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:21:39,026 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 04:21:39,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:21:39,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 136 states and 142 transitions. [2023-12-03 04:21:39,046 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 142 transitions. [2023-12-03 04:21:39,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-12-03 04:21:39,046 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:21:39,047 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:21:39,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:21:39,070 INFO L262 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-03 04:21:39,072 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:21:39,126 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 04:21:39,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:21:39,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 139 states and 147 transitions. [2023-12-03 04:21:39,277 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 147 transitions. [2023-12-03 04:21:39,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-12-03 04:21:39,278 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:21:39,278 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:21:39,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:21:39,301 INFO L262 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-03 04:21:39,302 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:21:39,343 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 04:21:39,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:21:39,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 143 states and 153 transitions. [2023-12-03 04:21:39,567 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 153 transitions. [2023-12-03 04:21:39,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-12-03 04:21:39,568 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:21:39,568 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:21:39,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:21:39,589 INFO L262 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-03 04:21:39,591 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:21:39,636 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 04:21:39,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:21:39,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 146 states and 159 transitions. [2023-12-03 04:21:39,927 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 159 transitions. [2023-12-03 04:21:39,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-12-03 04:21:39,928 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:21:39,928 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:21:39,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:21:39,968 INFO L262 TraceCheckSpWp]: Trace formula consists of 64 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-03 04:21:39,970 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:21:40,022 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 04:21:40,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:21:40,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 150 states and 166 transitions. [2023-12-03 04:21:40,409 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 166 transitions. [2023-12-03 04:21:40,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-12-03 04:21:40,410 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:21:40,410 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:21:40,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:21:40,431 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 04:21:40,432 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:21:40,496 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 04:21:40,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:21:40,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 154 states and 172 transitions. [2023-12-03 04:21:40,829 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 172 transitions. [2023-12-03 04:21:40,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-12-03 04:21:40,830 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:21:40,830 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:21:40,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:21:40,851 INFO L262 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-03 04:21:40,853 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:21:40,949 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 04:21:41,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:21:41,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 158 states and 178 transitions. [2023-12-03 04:21:41,342 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 178 transitions. [2023-12-03 04:21:41,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-12-03 04:21:41,343 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:21:41,343 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:21:41,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:21:41,383 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 12 conjunts are in the unsatisfiable core [2023-12-03 04:21:41,385 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:21:41,752 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 04:21:43,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:21:43,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 170 states and 193 transitions. [2023-12-03 04:21:43,603 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 193 transitions. [2023-12-03 04:21:43,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-12-03 04:21:43,603 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:21:43,603 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:21:43,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:21:43,624 INFO L262 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-03 04:21:43,626 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:21:43,764 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 04:21:44,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:21:44,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 171 states and 195 transitions. [2023-12-03 04:21:44,058 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 195 transitions. [2023-12-03 04:21:44,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-12-03 04:21:44,059 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:21:44,059 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:21:44,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:21:44,076 INFO L262 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 04:21:44,077 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:21:44,153 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 04:21:45,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:21:45,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 185 states and 213 transitions. [2023-12-03 04:21:45,535 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 213 transitions. [2023-12-03 04:21:45,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-12-03 04:21:45,536 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:21:45,536 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:21:45,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:21:45,560 INFO L262 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 04:21:45,561 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:21:45,644 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 04:21:47,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:21:47,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 200 states and 232 transitions. [2023-12-03 04:21:47,112 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 232 transitions. [2023-12-03 04:21:47,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-12-03 04:21:47,112 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:21:47,113 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:21:47,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:21:47,131 INFO L262 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-03 04:21:47,132 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:21:47,344 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 04:21:49,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:21:49,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 216 states and 253 transitions. [2023-12-03 04:21:49,828 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 253 transitions. [2023-12-03 04:21:49,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-12-03 04:21:49,828 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:21:49,828 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:21:49,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:21:49,847 INFO L262 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-03 04:21:49,848 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:21:50,196 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 04:21:51,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:21:51,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 222 states and 261 transitions. [2023-12-03 04:21:51,060 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 261 transitions. [2023-12-03 04:21:51,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-12-03 04:21:51,060 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:21:51,060 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:21:51,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:21:51,080 INFO L262 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 04:21:51,082 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:21:51,320 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 04:21:53,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:21:53,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 240 states and 285 transitions. [2023-12-03 04:21:53,249 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 285 transitions. [2023-12-03 04:21:53,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-12-03 04:21:53,250 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:21:53,250 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:21:53,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:21:53,268 INFO L262 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 04:21:53,269 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:21:53,512 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 04:21:56,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:21:56,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 331 states to 259 states and 311 transitions. [2023-12-03 04:21:56,128 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 311 transitions. [2023-12-03 04:21:56,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-12-03 04:21:56,129 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:21:56,129 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:21:56,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:21:56,152 INFO L262 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-03 04:21:56,153 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:21:56,333 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 04:21:58,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:21:58,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 357 states to 277 states and 337 transitions. [2023-12-03 04:21:58,862 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 337 transitions. [2023-12-03 04:21:58,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-12-03 04:21:58,863 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:21:58,863 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:21:58,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:21:58,883 INFO L262 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 04:21:58,884 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:21:58,911 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 04:21:59,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:21:59,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 368 states to 283 states and 348 transitions. [2023-12-03 04:21:59,991 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 348 transitions. [2023-12-03 04:21:59,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-12-03 04:21:59,991 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:21:59,992 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:22:00,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:22:00,016 INFO L262 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 04:22:00,017 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:22:00,203 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 04:22:01,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:22:01,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 380 states to 289 states and 360 transitions. [2023-12-03 04:22:01,718 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 360 transitions. [2023-12-03 04:22:01,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-12-03 04:22:01,719 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:22:01,719 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:22:01,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:22:01,742 INFO L262 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 04:22:01,743 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:22:01,775 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 04:22:03,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:22:03,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 393 states to 296 states and 373 transitions. [2023-12-03 04:22:03,202 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 373 transitions. [2023-12-03 04:22:03,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-12-03 04:22:03,202 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:22:03,202 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:22:03,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:22:03,223 INFO L262 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 04:22:03,223 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:22:03,412 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 04:22:05,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:22:05,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 407 states to 303 states and 387 transitions. [2023-12-03 04:22:05,262 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 387 transitions. [2023-12-03 04:22:05,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-12-03 04:22:05,263 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:22:05,263 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:22:05,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:22:05,288 INFO L262 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-03 04:22:05,289 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:22:05,510 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 04:22:07,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:22:07,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 419 states to 309 states and 399 transitions. [2023-12-03 04:22:07,016 INFO L276 IsEmpty]: Start isEmpty. Operand 309 states and 399 transitions. [2023-12-03 04:22:07,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-12-03 04:22:07,017 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:22:07,017 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:22:07,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:22:07,041 INFO L262 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 04:22:07,042 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:22:07,120 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 04:22:07,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:22:07,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 422 states to 311 states and 402 transitions. [2023-12-03 04:22:07,331 INFO L276 IsEmpty]: Start isEmpty. Operand 311 states and 402 transitions. [2023-12-03 04:22:07,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-12-03 04:22:07,332 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:22:07,332 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:22:07,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:22:07,356 INFO L262 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-03 04:22:07,357 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:22:07,682 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 04:22:08,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:22:08,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 424 states to 312 states and 404 transitions. [2023-12-03 04:22:08,469 INFO L276 IsEmpty]: Start isEmpty. Operand 312 states and 404 transitions. [2023-12-03 04:22:08,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-12-03 04:22:08,470 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:22:08,470 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:22:08,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:22:08,495 INFO L262 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 04:22:08,496 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:22:08,596 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 04:22:08,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:22:08,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 427 states to 314 states and 407 transitions. [2023-12-03 04:22:08,661 INFO L276 IsEmpty]: Start isEmpty. Operand 314 states and 407 transitions. [2023-12-03 04:22:08,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-12-03 04:22:08,678 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:22:08,679 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:22:08,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:22:08,705 INFO L262 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-03 04:22:08,706 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:22:08,926 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 04:22:09,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:22:09,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 430 states to 316 states and 410 transitions. [2023-12-03 04:22:09,617 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 410 transitions. [2023-12-03 04:22:09,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-12-03 04:22:09,618 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:22:09,618 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:22:09,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:22:09,640 INFO L262 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 04:22:09,640 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:22:09,859 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 04:22:14,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:22:14,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 469 states to 341 states and 449 transitions. [2023-12-03 04:22:14,718 INFO L276 IsEmpty]: Start isEmpty. Operand 341 states and 449 transitions. [2023-12-03 04:22:14,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-12-03 04:22:14,719 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:22:14,719 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:22:14,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:22:14,741 INFO L262 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-03 04:22:14,742 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:22:15,041 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 04:22:17,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:22:17,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 485 states to 351 states and 465 transitions. [2023-12-03 04:22:17,476 INFO L276 IsEmpty]: Start isEmpty. Operand 351 states and 465 transitions. [2023-12-03 04:22:17,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-12-03 04:22:17,476 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:22:17,476 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:22:17,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:22:17,500 INFO L262 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 04:22:17,501 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:22:17,731 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 04:22:19,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:22:19,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 501 states to 359 states and 481 transitions. [2023-12-03 04:22:19,385 INFO L276 IsEmpty]: Start isEmpty. Operand 359 states and 481 transitions. [2023-12-03 04:22:19,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-12-03 04:22:19,386 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:22:19,386 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:22:19,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:22:19,408 INFO L262 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 04:22:19,409 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:22:19,639 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 04:22:24,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:22:24,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 538 states to 383 states and 518 transitions. [2023-12-03 04:22:24,367 INFO L276 IsEmpty]: Start isEmpty. Operand 383 states and 518 transitions. [2023-12-03 04:22:24,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-12-03 04:22:24,367 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:22:24,368 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:22:24,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:22:24,387 INFO L262 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 04:22:24,388 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:22:24,618 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 04:22:30,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:22:30,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 577 states to 408 states and 557 transitions. [2023-12-03 04:22:30,004 INFO L276 IsEmpty]: Start isEmpty. Operand 408 states and 557 transitions. [2023-12-03 04:22:30,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-12-03 04:22:30,005 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:22:30,005 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:22:30,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:22:30,026 INFO L262 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 9 conjunts are in the unsatisfiable core [2023-12-03 04:22:30,027 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:22:30,510 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 04:22:35,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:22:35,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 605 states to 422 states and 585 transitions. [2023-12-03 04:22:35,530 INFO L276 IsEmpty]: Start isEmpty. Operand 422 states and 585 transitions. [2023-12-03 04:22:35,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-12-03 04:22:35,531 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:22:35,531 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:22:35,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:22:35,553 INFO L262 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 9 conjunts are in the unsatisfiable core [2023-12-03 04:22:35,555 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:22:36,073 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 04:22:37,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:22:37,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 615 states to 425 states and 595 transitions. [2023-12-03 04:22:37,376 INFO L276 IsEmpty]: Start isEmpty. Operand 425 states and 595 transitions. [2023-12-03 04:22:37,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-12-03 04:22:37,376 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:22:37,377 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:22:37,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:22:37,397 INFO L262 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 04:22:37,398 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:22:37,425 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 04:22:39,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:22:39,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 626 states to 433 states and 606 transitions. [2023-12-03 04:22:39,236 INFO L276 IsEmpty]: Start isEmpty. Operand 433 states and 606 transitions. [2023-12-03 04:22:39,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-12-03 04:22:39,236 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:22:39,236 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:22:39,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:22:39,259 INFO L262 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 04:22:39,260 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:22:39,448 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 04:22:48,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:22:48,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 647 states to 444 states and 627 transitions. [2023-12-03 04:22:48,964 INFO L276 IsEmpty]: Start isEmpty. Operand 444 states and 627 transitions. [2023-12-03 04:22:48,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-12-03 04:22:48,965 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:22:48,965 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:22:48,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:22:48,988 INFO L262 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 04:22:48,989 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:22:49,023 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 04:22:51,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:22:51,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 658 states to 452 states and 638 transitions. [2023-12-03 04:22:51,448 INFO L276 IsEmpty]: Start isEmpty. Operand 452 states and 638 transitions. [2023-12-03 04:22:51,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-12-03 04:22:51,449 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:22:51,449 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:22:51,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:22:51,470 INFO L262 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 04:22:51,472 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:22:51,956 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 04:23:03,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:23:03,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 680 states to 464 states and 660 transitions. [2023-12-03 04:23:03,709 INFO L276 IsEmpty]: Start isEmpty. Operand 464 states and 660 transitions. [2023-12-03 04:23:03,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-12-03 04:23:03,709 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:23:03,709 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:23:03,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:23:03,736 INFO L262 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 10 conjunts are in the unsatisfiable core [2023-12-03 04:23:03,737 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:23:03,976 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 04:23:04,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:23:04,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 684 states to 465 states and 664 transitions. [2023-12-03 04:23:04,465 INFO L276 IsEmpty]: Start isEmpty. Operand 465 states and 664 transitions. [2023-12-03 04:23:04,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-12-03 04:23:04,466 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:23:04,466 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:23:04,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:23:04,493 INFO L262 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 10 conjunts are in the unsatisfiable core [2023-12-03 04:23:04,494 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:23:04,764 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 04:23:07,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:23:07,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 687 states to 467 states and 667 transitions. [2023-12-03 04:23:07,758 INFO L276 IsEmpty]: Start isEmpty. Operand 467 states and 667 transitions. [2023-12-03 04:23:07,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-12-03 04:23:07,759 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:23:07,759 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:23:07,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:23:07,784 INFO L262 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-03 04:23:07,786 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:23:08,854 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 04:23:14,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:23:14,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 708 states to 480 states and 688 transitions. [2023-12-03 04:23:14,715 INFO L276 IsEmpty]: Start isEmpty. Operand 480 states and 688 transitions. [2023-12-03 04:23:14,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-12-03 04:23:14,715 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:23:14,715 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:23:14,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:23:14,739 INFO L262 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 10 conjunts are in the unsatisfiable core [2023-12-03 04:23:14,740 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:23:15,587 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 1 proven. 7 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 04:23:22,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:23:22,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 716 states to 484 states and 696 transitions. [2023-12-03 04:23:22,519 INFO L276 IsEmpty]: Start isEmpty. Operand 484 states and 696 transitions. [2023-12-03 04:23:22,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-12-03 04:23:22,520 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:23:22,520 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:23:22,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:23:22,541 INFO L262 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 10 conjunts are in the unsatisfiable core [2023-12-03 04:23:22,542 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:23:22,728 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 1 proven. 7 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 04:23:24,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:23:24,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 718 states to 486 states and 698 transitions. [2023-12-03 04:23:24,196 INFO L276 IsEmpty]: Start isEmpty. Operand 486 states and 698 transitions. [2023-12-03 04:23:24,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-12-03 04:23:24,197 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:23:24,197 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:23:24,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:23:24,221 INFO L262 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 12 conjunts are in the unsatisfiable core [2023-12-03 04:23:24,222 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:23:25,055 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 04:23:27,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:23:27,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 728 states to 494 states and 708 transitions. [2023-12-03 04:23:27,902 INFO L276 IsEmpty]: Start isEmpty. Operand 494 states and 708 transitions. [2023-12-03 04:23:27,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-12-03 04:23:27,903 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:23:27,903 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:23:27,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:23:27,925 INFO L262 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-03 04:23:27,926 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:23:29,816 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 04:23:52,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:23:52,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 757 states to 509 states and 737 transitions. [2023-12-03 04:23:52,545 INFO L276 IsEmpty]: Start isEmpty. Operand 509 states and 737 transitions. [2023-12-03 04:23:52,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-12-03 04:23:52,545 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:23:52,545 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:23:52,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:23:52,565 INFO L262 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-03 04:23:52,566 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:23:52,628 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 04:23:55,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:23:55,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 758 states to 511 states and 738 transitions. [2023-12-03 04:23:55,458 INFO L276 IsEmpty]: Start isEmpty. Operand 511 states and 738 transitions. [2023-12-03 04:23:55,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-12-03 04:23:55,459 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:23:55,459 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:23:55,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:23:55,484 INFO L262 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-03 04:23:55,485 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:23:57,051 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 04:24:02,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:24:02,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 764 states to 514 states and 744 transitions. [2023-12-03 04:24:02,206 INFO L276 IsEmpty]: Start isEmpty. Operand 514 states and 744 transitions. [2023-12-03 04:24:02,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-12-03 04:24:02,206 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:24:02,207 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:24:02,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:24:02,268 INFO L262 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-03 04:24:02,269 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:24:06,111 WARN L876 $PredicateComparison]: unable to prove that (exists ((|ULTIMATE.start_main_~y~0#1| Int) (|ULTIMATE.start_main_~X~0#1| Int)) (let ((.cse0 (* |ULTIMATE.start_main_~X~0#1| |ULTIMATE.start_main_~y~0#1|))) (and (<= |c_ULTIMATE.start_main_~xy~0#1| .cse0) (<= .cse0 4611686018427387903)))) is different from true [2023-12-03 04:24:06,134 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 4 not checked. [2023-12-03 04:24:23,154 WARN L854 $PredicateComparison]: unable to prove that (not (exists ((|ULTIMATE.start_main_~y~0#1| Int) (|ULTIMATE.start_main_~X~0#1| Int)) (let ((.cse0 (* |ULTIMATE.start_main_~X~0#1| |ULTIMATE.start_main_~y~0#1|))) (and (<= |c_ULTIMATE.start_main_~xy~0#1| .cse0) (<= .cse0 4611686018427387903))))) is different from false [2023-12-03 04:29:47,472 WARN L293 SmtUtils]: Spent 30.72s on a formula simplification. DAG size of input: 31 DAG size of output: 25 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate)