./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/ps3-ll_valuebound1.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_fe86db4c-e974-420b-b2ba-9a5ea326a84f/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe86db4c-e974-420b-b2ba-9a5ea326a84f/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_fe86db4c-e974-420b-b2ba-9a5ea326a84f/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe86db4c-e974-420b-b2ba-9a5ea326a84f/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/ps3-ll_valuebound1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe86db4c-e974-420b-b2ba-9a5ea326a84f/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_fe86db4c-e974-420b-b2ba-9a5ea326a84f/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 72f1855a37efd37cce37062be898d726c14815dc11ea2d177e7b762da78d5470 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 02:29:26,658 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 02:29:26,727 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe86db4c-e974-420b-b2ba-9a5ea326a84f/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-12-03 02:29:26,731 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 02:29:26,731 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 02:29:26,753 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 02:29:26,754 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 02:29:26,754 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 02:29:26,755 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 02:29:26,756 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 02:29:26,756 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 02:29:26,757 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 02:29:26,757 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 02:29:26,758 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 02:29:26,758 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 02:29:26,758 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 02:29:26,759 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 02:29:26,759 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 02:29:26,760 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 02:29:26,760 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-03 02:29:26,761 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-03 02:29:26,762 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 02:29:26,762 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 02:29:26,763 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 02:29:26,763 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 02:29:26,763 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 02:29:26,764 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 02:29:26,764 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 02:29:26,765 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 02:29:26,765 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 02:29:26,766 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 02:29:26,766 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 02:29:26,766 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 02:29:26,767 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 02:29:26,767 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 02:29:26,767 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_fe86db4c-e974-420b-b2ba-9a5ea326a84f/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe86db4c-e974-420b-b2ba-9a5ea326a84f/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 72f1855a37efd37cce37062be898d726c14815dc11ea2d177e7b762da78d5470 [2023-12-03 02:29:26,974 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 02:29:27,009 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 02:29:27,011 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 02:29:27,013 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 02:29:27,013 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 02:29:27,015 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe86db4c-e974-420b-b2ba-9a5ea326a84f/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/nla-digbench-scaling/ps3-ll_valuebound1.c [2023-12-03 02:29:29,840 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 02:29:29,995 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 02:29:29,995 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe86db4c-e974-420b-b2ba-9a5ea326a84f/sv-benchmarks/c/nla-digbench-scaling/ps3-ll_valuebound1.c [2023-12-03 02:29:30,001 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe86db4c-e974-420b-b2ba-9a5ea326a84f/bin/ukojak-verify-Qdu7aM0XO9/data/477ebecc7/02fb754d75f74c7f8e4721b3844c8633/FLAG149aa7c83 [2023-12-03 02:29:30,013 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe86db4c-e974-420b-b2ba-9a5ea326a84f/bin/ukojak-verify-Qdu7aM0XO9/data/477ebecc7/02fb754d75f74c7f8e4721b3844c8633 [2023-12-03 02:29:30,015 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 02:29:30,016 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 02:29:30,017 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 02:29:30,017 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 02:29:30,021 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 02:29:30,022 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 02:29:30" (1/1) ... [2023-12-03 02:29:30,022 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@68b612d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:29:30, skipping insertion in model container [2023-12-03 02:29:30,023 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 02:29:30" (1/1) ... [2023-12-03 02:29:30,044 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 02:29:30,208 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 02:29:30,220 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 02:29:30,238 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 02:29:30,253 INFO L206 MainTranslator]: Completed translation [2023-12-03 02:29:30,253 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:29:30 WrapperNode [2023-12-03 02:29:30,253 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 02:29:30,254 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 02:29:30,255 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 02:29:30,255 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 02:29:30,262 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:29:30" (1/1) ... [2023-12-03 02:29:30,268 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:29:30" (1/1) ... [2023-12-03 02:29:30,291 INFO L138 Inliner]: procedures = 14, calls = 11, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 87 [2023-12-03 02:29:30,291 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 02:29:30,292 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 02:29:30,292 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 02:29:30,293 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 02:29:30,301 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:29:30" (1/1) ... [2023-12-03 02:29:30,302 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:29:30" (1/1) ... [2023-12-03 02:29:30,303 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:29:30" (1/1) ... [2023-12-03 02:29:30,303 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:29:30" (1/1) ... [2023-12-03 02:29:30,307 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:29:30" (1/1) ... [2023-12-03 02:29:30,310 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:29:30" (1/1) ... [2023-12-03 02:29:30,312 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:29:30" (1/1) ... [2023-12-03 02:29:30,313 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:29:30" (1/1) ... [2023-12-03 02:29:30,315 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 02:29:30,316 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 02:29:30,317 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 02:29:30,317 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 02:29:30,318 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:29:30" (1/1) ... [2023-12-03 02:29:30,324 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 02:29:30,335 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe86db4c-e974-420b-b2ba-9a5ea326a84f/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 02:29:30,351 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe86db4c-e974-420b-b2ba-9a5ea326a84f/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 02:29:30,355 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe86db4c-e974-420b-b2ba-9a5ea326a84f/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 02:29:30,383 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 02:29:30,383 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-03 02:29:30,383 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 02:29:30,384 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 02:29:30,384 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-12-03 02:29:30,384 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-12-03 02:29:30,444 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 02:29:30,446 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 02:29:30,798 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 02:29:30,840 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 02:29:30,840 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-03 02:29:30,842 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 02:29:30 BoogieIcfgContainer [2023-12-03 02:29:30,842 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 02:29:30,843 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 02:29:30,843 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 02:29:30,852 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 02:29:30,852 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 02:29:30" (1/1) ... [2023-12-03 02:29:30,859 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 02:29:30,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:29:30,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 97 states and 99 transitions. [2023-12-03 02:29:30,907 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 99 transitions. [2023-12-03 02:29:30,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-12-03 02:29:30,909 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:29:30,909 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:29:30,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:29:31,043 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:29:31,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:29:31,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 97 states and 98 transitions. [2023-12-03 02:29:31,060 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 98 transitions. [2023-12-03 02:29:31,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-12-03 02:29:31,061 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:29:31,061 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:29:31,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:29:31,111 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:29:31,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:29:31,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 99 states and 101 transitions. [2023-12-03 02:29:31,138 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 101 transitions. [2023-12-03 02:29:31,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-12-03 02:29:31,139 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:29:31,139 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:29:31,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:29:31,177 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:29:31,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:29:31,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 102 states and 105 transitions. [2023-12-03 02:29:31,224 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 105 transitions. [2023-12-03 02:29:31,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-12-03 02:29:31,225 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:29:31,225 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:29:31,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:29:31,269 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:29:31,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:29:31,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 106 states and 112 transitions. [2023-12-03 02:29:31,417 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 112 transitions. [2023-12-03 02:29:31,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-12-03 02:29:31,417 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:29:31,417 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:29:31,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:29:31,450 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:29:31,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:29:31,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 107 states and 113 transitions. [2023-12-03 02:29:31,464 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 113 transitions. [2023-12-03 02:29:31,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-12-03 02:29:31,464 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:29:31,465 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:29:31,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:29:31,481 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:29:31,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:29:31,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 106 states and 112 transitions. [2023-12-03 02:29:31,487 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 112 transitions. [2023-12-03 02:29:31,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-12-03 02:29:31,488 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:29:31,488 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:29:31,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:29:31,512 INFO L262 TraceCheckSpWp]: Trace formula consists of 37 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 02:29:31,516 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:29:31,535 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:29:31,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:29:31,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 108 states and 114 transitions. [2023-12-03 02:29:31,555 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 114 transitions. [2023-12-03 02:29:31,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-12-03 02:29:31,555 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:29:31,556 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:29:31,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:29:31,575 INFO L262 TraceCheckSpWp]: Trace formula consists of 38 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 02:29:31,576 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:29:31,592 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:29:31,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:29:31,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 109 states and 115 transitions. [2023-12-03 02:29:31,607 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 115 transitions. [2023-12-03 02:29:31,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-12-03 02:29:31,608 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:29:31,608 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:29:31,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:29:31,628 INFO L262 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 02:29:31,629 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:29:31,645 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:29:31,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:29:31,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 110 states and 116 transitions. [2023-12-03 02:29:31,661 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 116 transitions. [2023-12-03 02:29:31,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-12-03 02:29:31,661 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:29:31,662 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:29:31,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:29:31,683 INFO L262 TraceCheckSpWp]: Trace formula consists of 40 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 02:29:31,684 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:29:31,734 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:29:31,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:29:31,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 118 states and 125 transitions. [2023-12-03 02:29:31,869 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 125 transitions. [2023-12-03 02:29:31,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-12-03 02:29:31,869 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:29:31,870 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:29:31,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:29:31,887 INFO L262 TraceCheckSpWp]: Trace formula consists of 41 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 02:29:31,888 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:29:31,959 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:29:32,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:29:32,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 126 states and 135 transitions. [2023-12-03 02:29:32,207 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 135 transitions. [2023-12-03 02:29:32,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-12-03 02:29:32,208 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:29:32,208 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:29:32,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:29:32,228 INFO L262 TraceCheckSpWp]: Trace formula consists of 42 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 02:29:32,229 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:29:32,262 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:29:32,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:29:32,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 127 states and 137 transitions. [2023-12-03 02:29:32,300 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 137 transitions. [2023-12-03 02:29:32,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-12-03 02:29:32,300 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:29:32,301 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:29:32,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:29:32,317 INFO L262 TraceCheckSpWp]: Trace formula consists of 43 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 02:29:32,318 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:29:32,356 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:29:32,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:29:32,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 131 states and 143 transitions. [2023-12-03 02:29:32,522 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 143 transitions. [2023-12-03 02:29:32,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-12-03 02:29:32,523 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:29:32,523 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:29:32,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:29:32,538 INFO L262 TraceCheckSpWp]: Trace formula consists of 44 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 02:29:32,539 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:29:32,541 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:29:32,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:29:32,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 130 states and 142 transitions. [2023-12-03 02:29:32,548 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 142 transitions. [2023-12-03 02:29:32,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-12-03 02:29:32,548 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:29:32,549 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:29:32,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:29:32,564 INFO L262 TraceCheckSpWp]: Trace formula consists of 45 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 02:29:32,566 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:29:32,587 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:29:32,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:29:32,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 133 states and 145 transitions. [2023-12-03 02:29:32,618 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 145 transitions. [2023-12-03 02:29:32,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-03 02:29:32,618 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:29:32,619 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:29:32,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:29:32,642 INFO L262 TraceCheckSpWp]: Trace formula consists of 46 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 02:29:32,644 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:29:32,716 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:29:32,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:29:32,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 139 states and 151 transitions. [2023-12-03 02:29:32,791 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 151 transitions. [2023-12-03 02:29:32,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-12-03 02:29:32,792 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:29:32,792 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:29:32,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:29:32,810 INFO L262 TraceCheckSpWp]: Trace formula consists of 47 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 02:29:32,811 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:29:32,856 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:29:33,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:29:33,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 140 states and 153 transitions. [2023-12-03 02:29:33,026 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 153 transitions. [2023-12-03 02:29:33,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-12-03 02:29:33,026 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:29:33,027 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:29:33,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:29:33,044 INFO L262 TraceCheckSpWp]: Trace formula consists of 48 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 02:29:33,046 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:29:33,129 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:29:33,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:29:33,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 142 states and 157 transitions. [2023-12-03 02:29:33,359 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 157 transitions. [2023-12-03 02:29:33,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-12-03 02:29:33,360 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:29:33,360 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:29:33,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:29:33,377 INFO L262 TraceCheckSpWp]: Trace formula consists of 49 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 02:29:33,378 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:29:33,456 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:29:33,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:29:33,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 145 states and 162 transitions. [2023-12-03 02:29:33,802 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 162 transitions. [2023-12-03 02:29:33,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-12-03 02:29:33,806 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:29:33,806 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:29:33,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:29:33,826 INFO L262 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 02:29:33,827 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:29:33,908 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:29:34,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:29:34,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 148 states and 167 transitions. [2023-12-03 02:29:34,108 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 167 transitions. [2023-12-03 02:29:34,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-12-03 02:29:34,108 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:29:34,109 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:29:34,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:29:34,133 INFO L262 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 02:29:34,134 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:29:34,192 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:29:34,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:29:34,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 170 states and 197 transitions. [2023-12-03 02:29:34,901 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 197 transitions. [2023-12-03 02:29:34,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-12-03 02:29:34,901 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:29:34,902 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:29:34,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:29:34,920 INFO L262 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 02:29:34,921 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:29:34,976 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:29:35,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:29:35,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 175 states and 206 transitions. [2023-12-03 02:29:35,413 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 206 transitions. [2023-12-03 02:29:35,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-12-03 02:29:35,413 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:29:35,414 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:29:35,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:29:35,431 INFO L262 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 02:29:35,432 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:29:35,497 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:29:36,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:29:36,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 198 states and 238 transitions. [2023-12-03 02:29:36,386 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 238 transitions. [2023-12-03 02:29:36,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-12-03 02:29:36,386 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:29:36,387 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:29:36,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:29:36,405 INFO L262 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 02:29:36,406 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:29:36,471 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:29:36,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:29:36,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 201 states and 242 transitions. [2023-12-03 02:29:36,957 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 242 transitions. [2023-12-03 02:29:36,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-12-03 02:29:36,958 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:29:36,958 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:29:36,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:29:36,975 INFO L262 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 02:29:36,976 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:29:37,003 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:29:37,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:29:37,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 204 states and 249 transitions. [2023-12-03 02:29:37,274 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 249 transitions. [2023-12-03 02:29:37,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-12-03 02:29:37,275 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:29:37,275 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:29:37,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:29:37,293 INFO L262 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 02:29:37,294 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:29:37,350 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:29:38,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:29:38,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 208 states and 254 transitions. [2023-12-03 02:29:38,124 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 254 transitions. [2023-12-03 02:29:38,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-12-03 02:29:38,125 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:29:38,125 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:29:38,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:29:38,143 INFO L262 TraceCheckSpWp]: Trace formula consists of 64 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 02:29:38,143 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:29:38,170 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:29:38,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:29:38,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 212 states and 262 transitions. [2023-12-03 02:29:38,525 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 262 transitions. [2023-12-03 02:29:38,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-12-03 02:29:38,526 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:29:38,526 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:29:38,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:29:38,542 INFO L262 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 02:29:38,543 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:29:38,545 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:29:38,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:29:38,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 211 states and 261 transitions. [2023-12-03 02:29:38,564 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 261 transitions. [2023-12-03 02:29:38,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-12-03 02:29:38,565 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:29:38,565 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:29:38,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:29:38,582 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 02:29:38,582 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:29:38,584 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:29:38,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:29:38,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 210 states and 260 transitions. [2023-12-03 02:29:38,597 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 260 transitions. [2023-12-03 02:29:38,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-12-03 02:29:38,597 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:29:38,598 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:29:38,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:29:38,615 INFO L262 TraceCheckSpWp]: Trace formula consists of 64 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 02:29:38,616 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:29:38,717 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:29:39,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:29:39,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 216 states and 267 transitions. [2023-12-03 02:29:39,774 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 267 transitions. [2023-12-03 02:29:39,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-12-03 02:29:39,774 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:29:39,774 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:29:39,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:29:39,793 INFO L262 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 02:29:39,793 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:29:39,863 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:29:40,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:29:40,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 291 states to 225 states and 282 transitions. [2023-12-03 02:29:40,634 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 282 transitions. [2023-12-03 02:29:40,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-12-03 02:29:40,635 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:29:40,635 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:29:40,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:29:40,651 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 02:29:40,652 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:29:40,724 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:29:41,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:29:41,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 300 states to 232 states and 291 transitions. [2023-12-03 02:29:41,405 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 291 transitions. [2023-12-03 02:29:41,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-12-03 02:29:41,406 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:29:41,406 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:29:41,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:29:41,423 INFO L262 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 02:29:41,423 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:29:41,461 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:29:42,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:29:42,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 317 states to 244 states and 308 transitions. [2023-12-03 02:29:42,062 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 308 transitions. [2023-12-03 02:29:42,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-12-03 02:29:42,063 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:29:42,063 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:29:42,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:29:42,080 INFO L262 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 02:29:42,081 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:29:42,159 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:29:42,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:29:42,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 327 states to 252 states and 318 transitions. [2023-12-03 02:29:42,922 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 318 transitions. [2023-12-03 02:29:42,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-12-03 02:29:42,923 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:29:42,923 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:29:42,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:29:42,939 INFO L262 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 02:29:42,940 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:29:43,020 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:29:43,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:29:43,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 353 states to 270 states and 344 transitions. [2023-12-03 02:29:43,713 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 344 transitions. [2023-12-03 02:29:43,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-12-03 02:29:43,714 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:29:43,714 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:29:43,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:29:43,727 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 02:29:43,728 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:29:43,845 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:29:44,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:29:44,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 364 states to 279 states and 355 transitions. [2023-12-03 02:29:44,794 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 355 transitions. [2023-12-03 02:29:44,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-12-03 02:29:44,794 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:29:44,794 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:29:44,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:29:44,810 INFO L262 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 02:29:44,811 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:29:44,848 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:29:46,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:29:46,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 376 states to 289 states and 367 transitions. [2023-12-03 02:29:46,057 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 367 transitions. [2023-12-03 02:29:46,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-12-03 02:29:46,058 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:29:46,058 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:29:46,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:29:46,073 INFO L262 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 02:29:46,074 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:29:46,112 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 02:29:46,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:29:46,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 377 states to 290 states and 368 transitions. [2023-12-03 02:29:46,270 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 368 transitions. [2023-12-03 02:29:46,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-12-03 02:29:46,270 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:29:46,271 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:29:46,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:29:46,288 INFO L262 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 02:29:46,289 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:29:46,373 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:29:47,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:29:47,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 376 states to 289 states and 367 transitions. [2023-12-03 02:29:47,135 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 367 transitions. [2023-12-03 02:29:47,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-12-03 02:29:47,136 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:29:47,136 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:29:47,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:29:47,153 INFO L262 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-03 02:29:47,154 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:29:47,362 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:29:47,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:29:47,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 385 states to 294 states and 376 transitions. [2023-12-03 02:29:47,740 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 376 transitions. [2023-12-03 02:29:47,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-12-03 02:29:47,740 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:29:47,740 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:29:47,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:29:47,757 INFO L262 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 02:29:47,757 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:29:47,826 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:29:48,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:29:48,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 384 states to 293 states and 375 transitions. [2023-12-03 02:29:48,548 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 375 transitions. [2023-12-03 02:29:48,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-12-03 02:29:48,549 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:29:48,549 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:29:48,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:29:48,567 INFO L262 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 02:29:48,568 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:29:48,623 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:29:48,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:29:48,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 392 states to 297 states and 383 transitions. [2023-12-03 02:29:48,888 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 383 transitions. [2023-12-03 02:29:48,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-12-03 02:29:48,888 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:29:48,888 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:29:48,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:29:48,902 INFO L262 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 02:29:48,903 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:29:48,904 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:29:48,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:29:48,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 391 states to 296 states and 382 transitions. [2023-12-03 02:29:48,931 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 382 transitions. [2023-12-03 02:29:48,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-12-03 02:29:48,931 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:29:48,932 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:29:48,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:29:48,951 INFO L262 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 02:29:48,952 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:29:49,029 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:29:49,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:29:49,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 398 states to 301 states and 389 transitions. [2023-12-03 02:29:49,386 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 389 transitions. [2023-12-03 02:29:49,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-12-03 02:29:49,386 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:29:49,386 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:29:49,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:29:49,404 INFO L262 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 02:29:49,405 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:29:49,515 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:29:50,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:29:50,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 397 states to 300 states and 388 transitions. [2023-12-03 02:29:50,968 INFO L276 IsEmpty]: Start isEmpty. Operand 300 states and 388 transitions. [2023-12-03 02:29:50,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-12-03 02:29:50,968 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:29:50,968 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:29:50,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:29:50,985 INFO L262 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 02:29:50,986 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:29:51,140 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:29:54,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:29:54,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 414 states to 315 states and 405 transitions. [2023-12-03 02:29:54,180 INFO L276 IsEmpty]: Start isEmpty. Operand 315 states and 405 transitions. [2023-12-03 02:29:54,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-12-03 02:29:54,181 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:29:54,181 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:29:54,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:29:54,198 INFO L262 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-03 02:29:54,199 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:29:54,403 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 3 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:29:55,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:29:55,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 419 states to 318 states and 410 transitions. [2023-12-03 02:29:55,045 INFO L276 IsEmpty]: Start isEmpty. Operand 318 states and 410 transitions. [2023-12-03 02:29:55,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-12-03 02:29:55,045 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:29:55,045 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:29:55,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:29:55,061 INFO L262 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 02:29:55,062 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:29:55,201 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:29:56,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:29:56,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 418 states to 317 states and 409 transitions. [2023-12-03 02:29:56,005 INFO L276 IsEmpty]: Start isEmpty. Operand 317 states and 409 transitions. [2023-12-03 02:29:56,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-12-03 02:29:56,006 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:29:56,006 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:29:56,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:29:56,045 INFO L262 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 02:29:56,045 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:29:56,090 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:29:56,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:29:56,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 423 states to 321 states and 414 transitions. [2023-12-03 02:29:56,364 INFO L276 IsEmpty]: Start isEmpty. Operand 321 states and 414 transitions. [2023-12-03 02:29:56,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-12-03 02:29:56,364 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:29:56,364 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:29:56,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:29:56,380 INFO L262 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 02:29:56,381 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:29:56,561 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:30:01,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:30:01,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 442 states to 338 states and 433 transitions. [2023-12-03 02:30:01,476 INFO L276 IsEmpty]: Start isEmpty. Operand 338 states and 433 transitions. [2023-12-03 02:30:01,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-12-03 02:30:01,477 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:30:01,477 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:30:01,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:30:01,497 INFO L262 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 02:30:01,498 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:30:01,536 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:30:01,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:30:01,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 448 states to 342 states and 439 transitions. [2023-12-03 02:30:01,798 INFO L276 IsEmpty]: Start isEmpty. Operand 342 states and 439 transitions. [2023-12-03 02:30:01,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-12-03 02:30:01,798 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:30:01,799 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:30:01,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:30:01,815 INFO L262 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 02:30:01,816 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:30:01,984 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:30:04,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:30:04,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 447 states to 341 states and 438 transitions. [2023-12-03 02:30:04,688 INFO L276 IsEmpty]: Start isEmpty. Operand 341 states and 438 transitions. [2023-12-03 02:30:04,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-12-03 02:30:04,688 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:30:04,688 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:30:04,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:30:04,707 INFO L262 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-03 02:30:04,708 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:30:04,832 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:30:05,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:30:05,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 454 states to 347 states and 445 transitions. [2023-12-03 02:30:05,479 INFO L276 IsEmpty]: Start isEmpty. Operand 347 states and 445 transitions. [2023-12-03 02:30:05,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-12-03 02:30:05,479 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:30:05,480 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:30:05,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:30:05,501 INFO L262 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 02:30:05,502 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:30:05,777 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:30:07,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:30:07,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 464 states to 355 states and 455 transitions. [2023-12-03 02:30:07,037 INFO L276 IsEmpty]: Start isEmpty. Operand 355 states and 455 transitions. [2023-12-03 02:30:07,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-12-03 02:30:07,038 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:30:07,038 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:30:07,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:30:07,055 INFO L262 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 02:30:07,056 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:30:07,116 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:30:07,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:30:07,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 470 states to 359 states and 461 transitions. [2023-12-03 02:30:07,536 INFO L276 IsEmpty]: Start isEmpty. Operand 359 states and 461 transitions. [2023-12-03 02:30:07,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-12-03 02:30:07,536 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:30:07,537 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:30:07,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:30:07,553 INFO L262 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-03 02:30:07,554 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:30:07,595 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 3 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:30:07,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:30:07,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 474 states to 361 states and 465 transitions. [2023-12-03 02:30:07,644 INFO L276 IsEmpty]: Start isEmpty. Operand 361 states and 465 transitions. [2023-12-03 02:30:07,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-12-03 02:30:07,644 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:30:07,644 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:30:07,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:30:07,659 INFO L262 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 02:30:07,660 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:30:07,725 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:30:08,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:30:08,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 484 states to 366 states and 475 transitions. [2023-12-03 02:30:08,509 INFO L276 IsEmpty]: Start isEmpty. Operand 366 states and 475 transitions. [2023-12-03 02:30:08,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-12-03 02:30:08,509 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:30:08,510 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:30:08,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:30:08,534 INFO L262 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 02:30:08,535 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:30:08,942 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:30:10,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:30:10,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 492 states to 371 states and 483 transitions. [2023-12-03 02:30:10,301 INFO L276 IsEmpty]: Start isEmpty. Operand 371 states and 483 transitions. [2023-12-03 02:30:10,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-12-03 02:30:10,301 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:30:10,301 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:30:10,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:30:10,321 INFO L262 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-03 02:30:10,322 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:30:10,718 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:30:12,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:30:12,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 503 states to 376 states and 494 transitions. [2023-12-03 02:30:12,327 INFO L276 IsEmpty]: Start isEmpty. Operand 376 states and 494 transitions. [2023-12-03 02:30:12,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-12-03 02:30:12,327 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:30:12,327 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:30:12,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:30:12,348 INFO L262 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-03 02:30:12,349 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:30:12,562 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:30:12,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:30:12,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 505 states to 379 states and 496 transitions. [2023-12-03 02:30:12,971 INFO L276 IsEmpty]: Start isEmpty. Operand 379 states and 496 transitions. [2023-12-03 02:30:12,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-12-03 02:30:12,971 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:30:12,971 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:30:12,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:30:12,987 INFO L262 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-03 02:30:12,989 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:30:13,155 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 02:30:13,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:30:13,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 509 states to 381 states and 500 transitions. [2023-12-03 02:30:13,433 INFO L276 IsEmpty]: Start isEmpty. Operand 381 states and 500 transitions. [2023-12-03 02:30:13,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-12-03 02:30:13,434 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:30:13,434 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:30:13,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:30:13,458 INFO L262 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 02:30:13,460 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:30:13,537 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 02:30:14,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:30:14,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 533 states to 406 states and 524 transitions. [2023-12-03 02:30:14,125 INFO L276 IsEmpty]: Start isEmpty. Operand 406 states and 524 transitions. [2023-12-03 02:30:14,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-12-03 02:30:14,126 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:30:14,126 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:30:14,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:30:14,147 INFO L262 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 02:30:14,148 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:30:14,254 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 23 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 02:30:15,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:30:15,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 584 states to 435 states and 575 transitions. [2023-12-03 02:30:15,699 INFO L276 IsEmpty]: Start isEmpty. Operand 435 states and 575 transitions. [2023-12-03 02:30:15,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-12-03 02:30:15,699 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:30:15,700 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:30:15,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:30:15,718 INFO L262 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 02:30:15,719 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:30:15,742 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 02:30:16,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:30:16,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 586 states to 435 states and 574 transitions. [2023-12-03 02:30:16,078 INFO L276 IsEmpty]: Start isEmpty. Operand 435 states and 574 transitions. [2023-12-03 02:30:16,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-12-03 02:30:16,078 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:30:16,079 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:30:16,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:30:16,100 INFO L262 TraceCheckSpWp]: Trace formula consists of 105 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 02:30:16,101 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:30:16,127 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 02:30:16,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:30:16,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 589 states to 437 states and 577 transitions. [2023-12-03 02:30:16,436 INFO L276 IsEmpty]: Start isEmpty. Operand 437 states and 577 transitions. [2023-12-03 02:30:16,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-12-03 02:30:16,436 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:30:16,437 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:30:16,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:30:16,458 INFO L262 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 02:30:16,459 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:30:16,480 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-12-03 02:30:17,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:30:17,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 591 states to 437 states and 576 transitions. [2023-12-03 02:30:17,088 INFO L276 IsEmpty]: Start isEmpty. Operand 437 states and 576 transitions. [2023-12-03 02:30:17,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-12-03 02:30:17,089 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:30:17,089 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:30:17,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:30:17,116 INFO L262 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 02:30:17,117 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:30:17,141 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-12-03 02:30:17,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:30:17,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 594 states to 439 states and 579 transitions. [2023-12-03 02:30:17,462 INFO L276 IsEmpty]: Start isEmpty. Operand 439 states and 579 transitions. [2023-12-03 02:30:17,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-03 02:30:17,462 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:30:17,462 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:30:17,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:30:17,485 INFO L262 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 02:30:17,486 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:30:17,514 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-12-03 02:30:18,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:30:18,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 596 states to 439 states and 578 transitions. [2023-12-03 02:30:18,321 INFO L276 IsEmpty]: Start isEmpty. Operand 439 states and 578 transitions. [2023-12-03 02:30:18,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-03 02:30:18,321 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:30:18,321 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:30:18,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:30:18,342 INFO L262 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-03 02:30:18,343 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:30:18,764 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 02:30:21,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:30:21,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 660 states to 146 states and 148 transitions. [2023-12-03 02:30:21,012 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 148 transitions. [2023-12-03 02:30:21,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-12-03 02:30:21,013 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:30:21,013 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:30:21,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:30:21,036 INFO L262 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 02:30:21,037 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:30:21,073 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-12-03 02:30:21,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:30:21,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 663 states to 138 states and 140 transitions. [2023-12-03 02:30:21,649 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 140 transitions. [2023-12-03 02:30:21,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-12-03 02:30:21,650 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:30:21,650 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:30:21,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:30:21,671 INFO L262 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 02:30:21,672 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:30:21,704 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-12-03 02:30:22,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:30:22,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 667 states to 129 states and 131 transitions. [2023-12-03 02:30:22,689 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 131 transitions. [2023-12-03 02:30:22,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-12-03 02:30:22,689 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:30:22,689 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:30:22,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:30:22,741 INFO L262 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 02:30:22,741 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:30:22,777 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-03 02:30:23,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:30:23,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 668 states to 119 states and 121 transitions. [2023-12-03 02:30:23,691 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 121 transitions. [2023-12-03 02:30:23,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-12-03 02:30:23,692 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:30:23,692 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:30:23,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:30:23,711 INFO L262 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 02:30:23,712 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:30:23,750 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2023-12-03 02:30:24,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:30:24,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 671 states to 108 states and 110 transitions. [2023-12-03 02:30:24,390 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 110 transitions. [2023-12-03 02:30:24,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2023-12-03 02:30:24,390 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:30:24,391 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:30:24,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:30:24,411 INFO L262 TraceCheckSpWp]: Trace formula consists of 115 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 02:30:24,412 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:30:24,462 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-12-03 02:30:25,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:30:25,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 672 states to 92 states and 94 transitions. [2023-12-03 02:30:25,726 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 94 transitions. [2023-12-03 02:30:25,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2023-12-03 02:30:25,726 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 02:30:25,726 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 02:30:25,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 02:30:25,748 INFO L262 TraceCheckSpWp]: Trace formula consists of 117 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 02:30:25,749 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 02:30:25,804 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-12-03 02:30:27,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 02:30:27,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 673 states to 74 states and 76 transitions. [2023-12-03 02:30:27,347 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 76 transitions. [2023-12-03 02:30:27,348 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-12-03 02:30:27,348 WARN L420 CodeCheckObserver]: This Program is SAFE, Check terminated with 76 iterations. [2023-12-03 02:30:27,357 INFO L751 CodeCheckObserver]: All specifications hold 44 specifications checked. All of them hold [2023-12-03 02:30:29,247 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-12-03 02:30:29,250 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-12-03 02:30:29,251 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 03.12 02:30:29 ImpRootNode [2023-12-03 02:30:29,251 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-12-03 02:30:29,251 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-03 02:30:29,251 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-03 02:30:29,251 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-03 02:30:29,251 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 02:29:30" (3/4) ... [2023-12-03 02:30:29,253 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-12-03 02:30:29,255 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_assert [2023-12-03 02:30:29,259 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 18 nodes and edges [2023-12-03 02:30:29,259 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2023-12-03 02:30:29,259 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2023-12-03 02:30:29,260 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-12-03 02:30:29,350 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe86db4c-e974-420b-b2ba-9a5ea326a84f/bin/ukojak-verify-Qdu7aM0XO9/witness.graphml [2023-12-03 02:30:29,350 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe86db4c-e974-420b-b2ba-9a5ea326a84f/bin/ukojak-verify-Qdu7aM0XO9/witness.yml [2023-12-03 02:30:29,351 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-03 02:30:29,351 INFO L158 Benchmark]: Toolchain (without parser) took 59334.79ms. Allocated memory was 163.6MB in the beginning and 448.8MB in the end (delta: 285.2MB). Free memory was 116.4MB in the beginning and 227.5MB in the end (delta: -111.2MB). Peak memory consumption was 175.6MB. Max. memory is 16.1GB. [2023-12-03 02:30:29,352 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 163.6MB. Free memory was 135.0MB in the beginning and 135.0MB in the end (delta: 24.6kB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 02:30:29,352 INFO L158 Benchmark]: CACSL2BoogieTranslator took 236.37ms. Allocated memory is still 163.6MB. Free memory was 115.9MB in the beginning and 105.5MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-12-03 02:30:29,352 INFO L158 Benchmark]: Boogie Procedure Inliner took 37.10ms. Allocated memory is still 163.6MB. Free memory was 105.5MB in the beginning and 103.8MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 02:30:29,352 INFO L158 Benchmark]: Boogie Preprocessor took 23.31ms. Allocated memory is still 163.6MB. Free memory was 103.8MB in the beginning and 102.5MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 02:30:29,353 INFO L158 Benchmark]: RCFGBuilder took 526.04ms. Allocated memory is still 163.6MB. Free memory was 102.5MB in the beginning and 82.8MB in the end (delta: 19.6MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-12-03 02:30:29,353 INFO L158 Benchmark]: CodeCheck took 58407.38ms. Allocated memory was 163.6MB in the beginning and 448.8MB in the end (delta: 285.2MB). Free memory was 82.8MB in the beginning and 232.8MB in the end (delta: -149.9MB). Peak memory consumption was 135.7MB. Max. memory is 16.1GB. [2023-12-03 02:30:29,353 INFO L158 Benchmark]: Witness Printer took 99.70ms. Allocated memory is still 448.8MB. Free memory was 232.8MB in the beginning and 227.5MB in the end (delta: 5.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-12-03 02:30:29,355 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 2 procedures, 97 locations, 44 error locations. Started 1 CEGAR loops. OverallTime: 56.5s, OverallIterations: 76, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 32907 SdHoareTripleChecker+Valid, 88.6s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 29955 mSDsluCounter, 4221 SdHoareTripleChecker+Invalid, 76.9s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1844 mSDsCounter, 5913 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 74664 IncrementalHoareTripleChecker+Invalid, 80577 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 5913 mSolverCounterUnsat, 2377 mSDtfsCounter, 74664 mSolverCounterSat, 1.2s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 21989 GetRequests, 20088 SyntacticMatches, 1265 SemanticMatches, 636 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 282896 ImplicationChecksByTransitivity, 46.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 6.2s InterpolantComputationTime, 2594 NumberOfCodeBlocks, 2594 NumberOfCodeBlocksAsserted, 75 NumberOfCheckSat, 2519 ConstructedInterpolants, 0 QuantifiedInterpolants, 10801 SizeOfPredicates, 6 NumberOfNonLiveVariables, 5125 ConjunctsInSsa, 195 ConjunctsInUnsatCore, 75 InterpolantComputations, 63 PerfectInterpolantSequences, 361/514 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: 28]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 28]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 28]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 28]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 28]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 28]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 28]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 28]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 28]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 28]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 28]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 28]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 28]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 28]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 28]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 28]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 28]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 28]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 33]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 33]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 34]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 34]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 35]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 35]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 35]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 35]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 37]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 37]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 37]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 37]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 37]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 37]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 37]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 37]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 37]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 37]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 37]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 37]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 37]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 37]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 37]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 37]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 37]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 37]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - AllSpecificationsHoldResult: All specifications hold 44 specifications checked. All of them hold - InvariantResult [Line: 27]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 37]: 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 163.6MB. Free memory was 135.0MB in the beginning and 135.0MB in the end (delta: 24.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 236.37ms. Allocated memory is still 163.6MB. Free memory was 115.9MB in the beginning and 105.5MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 37.10ms. Allocated memory is still 163.6MB. Free memory was 105.5MB in the beginning and 103.8MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 23.31ms. Allocated memory is still 163.6MB. Free memory was 103.8MB in the beginning and 102.5MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 526.04ms. Allocated memory is still 163.6MB. Free memory was 102.5MB in the beginning and 82.8MB in the end (delta: 19.6MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * CodeCheck took 58407.38ms. Allocated memory was 163.6MB in the beginning and 448.8MB in the end (delta: 285.2MB). Free memory was 82.8MB in the beginning and 232.8MB in the end (delta: -149.9MB). Peak memory consumption was 135.7MB. Max. memory is 16.1GB. * Witness Printer took 99.70ms. Allocated memory is still 448.8MB. Free memory was 232.8MB in the beginning and 227.5MB 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 02:30:29,397 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe86db4c-e974-420b-b2ba-9a5ea326a84f/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