./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/ps5-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_49aa7e73-b145-4b43-b1cb-2bfec3938675/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49aa7e73-b145-4b43-b1cb-2bfec3938675/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_49aa7e73-b145-4b43-b1cb-2bfec3938675/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49aa7e73-b145-4b43-b1cb-2bfec3938675/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/ps5-ll_valuebound1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49aa7e73-b145-4b43-b1cb-2bfec3938675/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_49aa7e73-b145-4b43-b1cb-2bfec3938675/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 bd4ff7f95c7aab1abb3428488ee9247a9f3cbeb30d436182472263a0c2dcf758 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 21:30:38,527 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 21:30:38,594 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49aa7e73-b145-4b43-b1cb-2bfec3938675/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-12-02 21:30:38,599 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 21:30:38,600 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-02 21:30:38,624 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 21:30:38,625 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 21:30:38,625 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-02 21:30:38,626 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 21:30:38,627 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 21:30:38,628 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 21:30:38,628 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 21:30:38,629 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 21:30:38,629 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 21:30:38,630 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 21:30:38,630 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 21:30:38,631 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 21:30:38,631 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 21:30:38,632 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 21:30:38,633 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-02 21:30:38,633 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-02 21:30:38,636 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 21:30:38,637 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 21:30:38,637 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 21:30:38,638 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 21:30:38,638 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 21:30:38,639 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 21:30:38,639 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 21:30:38,640 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 21:30:38,640 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 21:30:38,641 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 21:30:38,641 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 21:30:38,641 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-02 21:30:38,642 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 21:30:38,642 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 21:30:38,642 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_49aa7e73-b145-4b43-b1cb-2bfec3938675/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49aa7e73-b145-4b43-b1cb-2bfec3938675/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bd4ff7f95c7aab1abb3428488ee9247a9f3cbeb30d436182472263a0c2dcf758 [2023-12-02 21:30:38,868 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 21:30:38,907 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 21:30:38,909 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 21:30:38,912 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 21:30:38,913 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 21:30:38,914 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49aa7e73-b145-4b43-b1cb-2bfec3938675/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/nla-digbench-scaling/ps5-ll_valuebound1.c [2023-12-02 21:30:41,584 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 21:30:41,748 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 21:30:41,748 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49aa7e73-b145-4b43-b1cb-2bfec3938675/sv-benchmarks/c/nla-digbench-scaling/ps5-ll_valuebound1.c [2023-12-02 21:30:41,754 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49aa7e73-b145-4b43-b1cb-2bfec3938675/bin/ukojak-verify-Qdu7aM0XO9/data/8c6d7b470/212dcfd518b04c59bef44afc694871de/FLAGa8925dbaa [2023-12-02 21:30:41,766 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49aa7e73-b145-4b43-b1cb-2bfec3938675/bin/ukojak-verify-Qdu7aM0XO9/data/8c6d7b470/212dcfd518b04c59bef44afc694871de [2023-12-02 21:30:41,768 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 21:30:41,769 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 21:30:41,770 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 21:30:41,770 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 21:30:41,780 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 21:30:41,780 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 09:30:41" (1/1) ... [2023-12-02 21:30:41,781 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@83af23c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:30:41, skipping insertion in model container [2023-12-02 21:30:41,781 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 09:30:41" (1/1) ... [2023-12-02 21:30:41,797 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 21:30:41,942 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 21:30:41,950 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 21:30:41,969 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 21:30:41,980 INFO L206 MainTranslator]: Completed translation [2023-12-02 21:30:41,981 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:30:41 WrapperNode [2023-12-02 21:30:41,981 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 21:30:41,982 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 21:30:41,982 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 21:30:41,982 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 21:30:41,990 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:30:41" (1/1) ... [2023-12-02 21:30:41,996 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:30:41" (1/1) ... [2023-12-02 21:30:42,027 INFO L138 Inliner]: procedures = 14, calls = 13, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 126 [2023-12-02 21:30:42,028 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 21:30:42,028 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 21:30:42,028 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 21:30:42,028 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 21:30:42,036 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:30:41" (1/1) ... [2023-12-02 21:30:42,037 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:30:41" (1/1) ... [2023-12-02 21:30:42,039 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:30:41" (1/1) ... [2023-12-02 21:30:42,039 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:30:41" (1/1) ... [2023-12-02 21:30:42,045 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:30:41" (1/1) ... [2023-12-02 21:30:42,048 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:30:41" (1/1) ... [2023-12-02 21:30:42,050 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:30:41" (1/1) ... [2023-12-02 21:30:42,052 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:30:41" (1/1) ... [2023-12-02 21:30:42,055 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 21:30:42,056 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 21:30:42,056 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 21:30:42,057 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 21:30:42,058 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:30:41" (1/1) ... [2023-12-02 21:30:42,064 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 21:30:42,075 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49aa7e73-b145-4b43-b1cb-2bfec3938675/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 21:30:42,090 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49aa7e73-b145-4b43-b1cb-2bfec3938675/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 21:30:42,096 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49aa7e73-b145-4b43-b1cb-2bfec3938675/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 21:30:42,125 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 21:30:42,125 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-02 21:30:42,125 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-02 21:30:42,126 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-02 21:30:42,126 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 21:30:42,126 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 21:30:42,126 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-12-02 21:30:42,126 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-12-02 21:30:42,194 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 21:30:42,197 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 21:30:42,740 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 21:30:42,772 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 21:30:42,773 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-02 21:30:42,774 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 09:30:42 BoogieIcfgContainer [2023-12-02 21:30:42,774 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 21:30:42,775 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-02 21:30:42,775 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-02 21:30:42,783 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-02 21:30:42,783 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 09:30:42" (1/1) ... [2023-12-02 21:30:42,790 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 21:30:42,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:30:42,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 183 states and 187 transitions. [2023-12-02 21:30:42,841 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 187 transitions. [2023-12-02 21:30:42,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-12-02 21:30:42,845 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:30:42,845 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:30:42,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:30:43,018 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:30:43,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:30:43,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 185 states and 189 transitions. [2023-12-02 21:30:43,055 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 189 transitions. [2023-12-02 21:30:43,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-12-02 21:30:43,055 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:30:43,055 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:30:43,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:30:43,104 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:30:43,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:30:43,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 186 states and 190 transitions. [2023-12-02 21:30:43,121 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 190 transitions. [2023-12-02 21:30:43,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-12-02 21:30:43,121 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:30:43,122 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:30:43,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:30:43,144 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:30:43,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:30:43,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 185 states and 189 transitions. [2023-12-02 21:30:43,152 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 189 transitions. [2023-12-02 21:30:43,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-12-02 21:30:43,153 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:30:43,153 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:30:43,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:30:43,185 INFO L262 TraceCheckSpWp]: Trace formula consists of 50 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 21:30:43,190 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:30:43,210 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:30:43,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:30:43,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 187 states and 191 transitions. [2023-12-02 21:30:43,230 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 191 transitions. [2023-12-02 21:30:43,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-12-02 21:30:43,231 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:30:43,231 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:30:43,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:30:43,256 INFO L262 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 21:30:43,258 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:30:43,272 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:30:43,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:30:43,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 188 states and 192 transitions. [2023-12-02 21:30:43,287 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 192 transitions. [2023-12-02 21:30:43,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-12-02 21:30:43,288 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:30:43,288 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:30:43,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:30:43,312 INFO L262 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 21:30:43,313 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:30:43,329 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:30:43,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:30:43,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 189 states and 193 transitions. [2023-12-02 21:30:43,344 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 193 transitions. [2023-12-02 21:30:43,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-12-02 21:30:43,345 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:30:43,346 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:30:43,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:30:43,368 INFO L262 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 21:30:43,369 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:30:43,372 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:30:43,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:30:43,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 188 states and 192 transitions. [2023-12-02 21:30:43,378 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 192 transitions. [2023-12-02 21:30:43,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-02 21:30:43,379 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:30:43,379 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:30:43,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:30:43,401 INFO L262 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 21:30:43,402 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:30:43,421 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:30:43,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:30:43,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 190 states and 194 transitions. [2023-12-02 21:30:43,439 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 194 transitions. [2023-12-02 21:30:43,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-12-02 21:30:43,440 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:30:43,440 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:30:43,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:30:43,464 INFO L262 TraceCheckSpWp]: Trace formula consists of 55 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 21:30:43,466 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:30:43,486 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:30:43,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:30:43,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 191 states and 195 transitions. [2023-12-02 21:30:43,501 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 195 transitions. [2023-12-02 21:30:43,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-12-02 21:30:43,502 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:30:43,502 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:30:43,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:30:43,526 INFO L262 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 21:30:43,528 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:30:43,561 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:30:43,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:30:43,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 192 states and 196 transitions. [2023-12-02 21:30:43,576 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 196 transitions. [2023-12-02 21:30:43,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-12-02 21:30:43,577 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:30:43,577 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:30:43,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:30:43,598 INFO L262 TraceCheckSpWp]: Trace formula consists of 57 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:30:43,599 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:30:43,623 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:30:43,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:30:43,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 193 states and 198 transitions. [2023-12-02 21:30:43,649 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 198 transitions. [2023-12-02 21:30:43,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-12-02 21:30:43,649 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:30:43,650 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:30:43,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:30:43,671 INFO L262 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:30:43,672 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:30:43,699 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:30:43,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:30:43,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 195 states and 200 transitions. [2023-12-02 21:30:43,733 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 200 transitions. [2023-12-02 21:30:43,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-12-02 21:30:43,733 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:30:43,734 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:30:43,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:30:43,755 INFO L262 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 21:30:43,756 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:30:43,758 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:30:43,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:30:43,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 194 states and 199 transitions. [2023-12-02 21:30:43,764 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 199 transitions. [2023-12-02 21:30:43,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-12-02 21:30:43,765 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:30:43,765 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:30:43,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:30:43,786 INFO L262 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 21:30:43,788 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:30:43,812 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:30:43,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:30:43,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 197 states and 202 transitions. [2023-12-02 21:30:43,842 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 202 transitions. [2023-12-02 21:30:43,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-12-02 21:30:43,843 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:30:43,843 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:30:43,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:30:43,866 INFO L262 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 21:30:43,867 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:30:43,891 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:30:43,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:30:43,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 198 states and 203 transitions. [2023-12-02 21:30:43,907 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 203 transitions. [2023-12-02 21:30:43,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-12-02 21:30:43,908 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:30:43,909 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:30:43,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:30:43,931 INFO L262 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 21:30:43,932 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:30:43,960 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:30:43,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:30:43,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 199 states and 204 transitions. [2023-12-02 21:30:43,976 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 204 transitions. [2023-12-02 21:30:43,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-12-02 21:30:43,976 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:30:43,977 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:30:43,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:30:43,997 INFO L262 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 21:30:43,998 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:30:44,000 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:30:44,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:30:44,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 198 states and 203 transitions. [2023-12-02 21:30:44,007 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 203 transitions. [2023-12-02 21:30:44,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-12-02 21:30:44,007 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:30:44,008 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:30:44,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:30:44,030 INFO L262 TraceCheckSpWp]: Trace formula consists of 64 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 21:30:44,031 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:30:44,062 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:30:44,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:30:44,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 200 states and 205 transitions. [2023-12-02 21:30:44,080 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 205 transitions. [2023-12-02 21:30:44,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-12-02 21:30:44,080 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:30:44,081 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:30:44,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:30:44,104 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-02 21:30:44,105 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:30:44,144 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:30:44,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:30:44,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 201 states and 206 transitions. [2023-12-02 21:30:44,160 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 206 transitions. [2023-12-02 21:30:44,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-12-02 21:30:44,161 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:30:44,161 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:30:44,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:30:44,184 INFO L262 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-02 21:30:44,186 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:30:44,222 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:30:44,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:30:44,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 202 states and 207 transitions. [2023-12-02 21:30:44,240 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 207 transitions. [2023-12-02 21:30:44,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-12-02 21:30:44,241 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:30:44,241 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:30:44,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:30:44,263 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:30:44,264 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:30:44,290 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:30:44,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:30:44,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 203 states and 209 transitions. [2023-12-02 21:30:44,333 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 209 transitions. [2023-12-02 21:30:44,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-12-02 21:30:44,334 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:30:44,334 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:30:44,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:30:44,356 INFO L262 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:30:44,358 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:30:44,385 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:30:44,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:30:44,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 202 states and 208 transitions. [2023-12-02 21:30:44,447 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 208 transitions. [2023-12-02 21:30:44,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-12-02 21:30:44,448 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:30:44,448 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:30:44,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:30:44,471 INFO L262 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 21:30:44,472 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:30:44,475 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:30:44,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:30:44,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 201 states and 207 transitions. [2023-12-02 21:30:44,483 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 207 transitions. [2023-12-02 21:30:44,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-12-02 21:30:44,483 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:30:44,484 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:30:44,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:30:44,507 INFO L262 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:30:44,508 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:30:44,551 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:30:44,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:30:44,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 205 states and 212 transitions. [2023-12-02 21:30:44,674 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 212 transitions. [2023-12-02 21:30:44,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-12-02 21:30:44,675 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:30:44,675 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:30:44,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:30:44,695 INFO L262 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:30:44,696 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:30:44,739 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:30:44,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:30:44,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 210 states and 219 transitions. [2023-12-02 21:30:44,873 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 219 transitions. [2023-12-02 21:30:44,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-12-02 21:30:44,873 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:30:44,873 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:30:44,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:30:44,894 INFO L262 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:30:44,895 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:30:44,939 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:30:45,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:30:45,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 212 states and 221 transitions. [2023-12-02 21:30:45,112 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 221 transitions. [2023-12-02 21:30:45,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-12-02 21:30:45,112 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:30:45,112 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:30:45,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:30:45,134 INFO L262 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:30:45,136 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:30:45,201 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:30:45,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:30:45,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 219 states and 229 transitions. [2023-12-02 21:30:45,438 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 229 transitions. [2023-12-02 21:30:45,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-12-02 21:30:45,439 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:30:45,439 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:30:45,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:30:45,478 INFO L262 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-02 21:30:45,479 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:30:45,525 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:30:45,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:30:45,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 227 states and 237 transitions. [2023-12-02 21:30:45,706 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 237 transitions. [2023-12-02 21:30:45,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-12-02 21:30:45,707 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:30:45,707 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:30:45,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:30:45,729 INFO L262 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:30:45,730 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:30:45,786 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:30:45,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:30:45,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 257 states and 269 transitions. [2023-12-02 21:30:45,996 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 269 transitions. [2023-12-02 21:30:45,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-12-02 21:30:45,997 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:30:45,997 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:30:46,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:30:46,020 INFO L262 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:30:46,021 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:30:46,082 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:30:46,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:30:46,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 302 states to 288 states and 302 transitions. [2023-12-02 21:30:46,345 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 302 transitions. [2023-12-02 21:30:46,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-12-02 21:30:46,346 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:30:46,346 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:30:46,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:30:46,369 INFO L262 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 21:30:46,370 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:30:46,493 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:30:46,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:30:46,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 291 states and 307 transitions. [2023-12-02 21:30:46,947 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 307 transitions. [2023-12-02 21:30:46,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-12-02 21:30:46,947 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:30:46,948 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:30:46,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:30:46,969 INFO L262 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 21:30:46,970 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:30:47,087 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:30:47,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:30:47,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 311 states to 294 states and 311 transitions. [2023-12-02 21:30:47,615 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 311 transitions. [2023-12-02 21:30:47,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-12-02 21:30:47,615 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:30:47,616 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:30:47,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:30:47,637 INFO L262 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-02 21:30:47,639 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:30:47,878 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:30:48,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:30:48,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 318 states to 299 states and 318 transitions. [2023-12-02 21:30:48,408 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 318 transitions. [2023-12-02 21:30:48,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-12-02 21:30:48,408 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:30:48,408 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:30:48,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:30:48,430 INFO L262 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-02 21:30:48,431 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:30:48,649 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:30:49,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:30:49,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 305 states and 325 transitions. [2023-12-02 21:30:49,100 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 325 transitions. [2023-12-02 21:30:49,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-12-02 21:30:49,100 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:30:49,100 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:30:49,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:30:49,124 INFO L262 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:30:49,124 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:30:49,214 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:30:49,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:30:49,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 330 states to 308 states and 330 transitions. [2023-12-02 21:30:49,281 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 330 transitions. [2023-12-02 21:30:49,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-12-02 21:30:49,281 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:30:49,282 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:30:49,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:30:49,324 INFO L262 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:30:49,326 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:30:49,415 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:30:50,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:30:50,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 374 states to 346 states and 374 transitions. [2023-12-02 21:30:50,016 INFO L276 IsEmpty]: Start isEmpty. Operand 346 states and 374 transitions. [2023-12-02 21:30:50,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-12-02 21:30:50,016 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:30:50,017 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:30:50,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:30:50,040 INFO L262 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:30:50,040 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:30:50,103 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:30:50,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:30:50,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 381 states to 350 states and 381 transitions. [2023-12-02 21:30:50,369 INFO L276 IsEmpty]: Start isEmpty. Operand 350 states and 381 transitions. [2023-12-02 21:30:50,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-12-02 21:30:50,370 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:30:50,370 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:30:50,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:30:50,395 INFO L262 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:30:50,397 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:30:50,482 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:30:51,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:30:51,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 427 states to 389 states and 427 transitions. [2023-12-02 21:30:51,173 INFO L276 IsEmpty]: Start isEmpty. Operand 389 states and 427 transitions. [2023-12-02 21:30:51,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-12-02 21:30:51,173 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:30:51,173 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:30:51,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:30:51,195 INFO L262 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 21:30:51,196 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:30:51,198 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:30:51,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:30:51,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 426 states to 388 states and 426 transitions. [2023-12-02 21:30:51,210 INFO L276 IsEmpty]: Start isEmpty. Operand 388 states and 426 transitions. [2023-12-02 21:30:51,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-12-02 21:30:51,210 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:30:51,210 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:30:51,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:30:51,232 INFO L262 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:30:51,233 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:30:51,282 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:30:51,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:30:51,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 431 states to 391 states and 431 transitions. [2023-12-02 21:30:51,583 INFO L276 IsEmpty]: Start isEmpty. Operand 391 states and 431 transitions. [2023-12-02 21:30:51,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-12-02 21:30:51,584 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:30:51,584 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:30:51,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:30:51,606 INFO L262 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:30:51,607 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:30:51,706 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:30:52,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:30:52,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 441 states to 397 states and 441 transitions. [2023-12-02 21:30:52,186 INFO L276 IsEmpty]: Start isEmpty. Operand 397 states and 441 transitions. [2023-12-02 21:30:52,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-12-02 21:30:52,187 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:30:52,187 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:30:52,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:30:52,212 INFO L262 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:30:52,213 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:30:52,286 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:30:52,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:30:52,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 447 states to 401 states and 447 transitions. [2023-12-02 21:30:52,538 INFO L276 IsEmpty]: Start isEmpty. Operand 401 states and 447 transitions. [2023-12-02 21:30:52,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-12-02 21:30:52,538 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:30:52,539 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:30:52,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:30:52,561 INFO L262 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:30:52,562 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:30:52,673 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:30:53,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:30:53,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 458 states to 408 states and 458 transitions. [2023-12-02 21:30:53,191 INFO L276 IsEmpty]: Start isEmpty. Operand 408 states and 458 transitions. [2023-12-02 21:30:53,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-12-02 21:30:53,192 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:30:53,192 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:30:53,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:30:53,216 INFO L262 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 21:30:53,216 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:30:53,218 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:30:53,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:30:53,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 457 states to 407 states and 457 transitions. [2023-12-02 21:30:53,229 INFO L276 IsEmpty]: Start isEmpty. Operand 407 states and 457 transitions. [2023-12-02 21:30:53,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-12-02 21:30:53,229 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:30:53,230 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:30:53,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:30:53,252 INFO L262 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:30:53,253 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:30:53,366 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:30:53,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:30:53,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 469 states to 415 states and 469 transitions. [2023-12-02 21:30:53,949 INFO L276 IsEmpty]: Start isEmpty. Operand 415 states and 469 transitions. [2023-12-02 21:30:53,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-12-02 21:30:53,950 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:30:53,950 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:30:53,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:30:53,971 INFO L262 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 21:30:53,972 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:30:54,055 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:30:54,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:30:54,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 484 states to 424 states and 484 transitions. [2023-12-02 21:30:54,963 INFO L276 IsEmpty]: Start isEmpty. Operand 424 states and 484 transitions. [2023-12-02 21:30:54,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-12-02 21:30:54,963 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:30:54,963 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:30:54,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:30:54,987 INFO L262 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 21:30:54,988 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:30:54,990 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:30:55,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:30:55,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 483 states to 423 states and 483 transitions. [2023-12-02 21:30:55,006 INFO L276 IsEmpty]: Start isEmpty. Operand 423 states and 483 transitions. [2023-12-02 21:30:55,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-12-02 21:30:55,007 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:30:55,007 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:30:55,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:30:55,049 INFO L262 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 21:30:55,051 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:30:55,112 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:30:55,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:30:55,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 485 states to 424 states and 485 transitions. [2023-12-02 21:30:55,157 INFO L276 IsEmpty]: Start isEmpty. Operand 424 states and 485 transitions. [2023-12-02 21:30:55,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-12-02 21:30:55,158 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:30:55,158 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:30:55,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:30:55,181 INFO L262 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:30:55,182 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:30:55,322 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:30:55,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:30:55,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 495 states to 432 states and 495 transitions. [2023-12-02 21:30:55,756 INFO L276 IsEmpty]: Start isEmpty. Operand 432 states and 495 transitions. [2023-12-02 21:30:55,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-12-02 21:30:55,757 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:30:55,757 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:30:55,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:30:55,779 INFO L262 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 21:30:55,780 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:30:55,870 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:30:55,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:30:55,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 497 states to 434 states and 497 transitions. [2023-12-02 21:30:55,979 INFO L276 IsEmpty]: Start isEmpty. Operand 434 states and 497 transitions. [2023-12-02 21:30:55,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-12-02 21:30:55,979 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:30:55,979 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:30:56,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:30:56,001 INFO L262 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:30:56,003 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:30:56,074 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:30:56,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:30:56,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 508 states to 443 states and 508 transitions. [2023-12-02 21:30:56,448 INFO L276 IsEmpty]: Start isEmpty. Operand 443 states and 508 transitions. [2023-12-02 21:30:56,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-12-02 21:30:56,449 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:30:56,449 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:30:56,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:30:56,471 INFO L262 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 21:30:56,472 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:30:56,474 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:30:56,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:30:56,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 507 states to 442 states and 507 transitions. [2023-12-02 21:30:56,483 INFO L276 IsEmpty]: Start isEmpty. Operand 442 states and 507 transitions. [2023-12-02 21:30:56,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-12-02 21:30:56,484 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:30:56,484 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:30:56,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:30:56,506 INFO L262 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:30:56,507 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:30:56,649 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:30:57,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:30:57,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 519 states to 452 states and 519 transitions. [2023-12-02 21:30:57,132 INFO L276 IsEmpty]: Start isEmpty. Operand 452 states and 519 transitions. [2023-12-02 21:30:57,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-12-02 21:30:57,132 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:30:57,132 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:30:57,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:30:57,155 INFO L262 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 21:30:57,156 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:30:57,202 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:30:57,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:30:57,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 522 states to 455 states and 522 transitions. [2023-12-02 21:30:57,228 INFO L276 IsEmpty]: Start isEmpty. Operand 455 states and 522 transitions. [2023-12-02 21:30:57,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-12-02 21:30:57,229 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:30:57,229 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:30:57,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:30:57,251 INFO L262 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:30:57,252 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:30:57,296 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:30:57,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:30:57,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 521 states to 454 states and 521 transitions. [2023-12-02 21:30:57,499 INFO L276 IsEmpty]: Start isEmpty. Operand 454 states and 521 transitions. [2023-12-02 21:30:57,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-12-02 21:30:57,499 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:30:57,499 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:30:57,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:30:57,523 INFO L262 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 21:30:57,525 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:30:57,577 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:30:57,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:30:57,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 539 states to 467 states and 539 transitions. [2023-12-02 21:30:57,940 INFO L276 IsEmpty]: Start isEmpty. Operand 467 states and 539 transitions. [2023-12-02 21:30:57,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-12-02 21:30:57,941 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:30:57,941 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:30:57,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:30:57,962 INFO L262 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:30:57,963 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:30:58,003 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:30:58,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:30:58,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 538 states to 466 states and 538 transitions. [2023-12-02 21:30:58,053 INFO L276 IsEmpty]: Start isEmpty. Operand 466 states and 538 transitions. [2023-12-02 21:30:58,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-12-02 21:30:58,053 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:30:58,053 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:30:58,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:30:58,078 INFO L262 TraceCheckSpWp]: Trace formula consists of 105 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 21:30:58,079 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:30:58,208 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:30:59,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:30:59,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 559 states to 481 states and 559 transitions. [2023-12-02 21:30:59,018 INFO L276 IsEmpty]: Start isEmpty. Operand 481 states and 559 transitions. [2023-12-02 21:30:59,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-12-02 21:30:59,018 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:30:59,018 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:30:59,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:30:59,038 INFO L262 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 21:30:59,039 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:30:59,042 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:30:59,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:30:59,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 558 states to 480 states and 558 transitions. [2023-12-02 21:30:59,061 INFO L276 IsEmpty]: Start isEmpty. Operand 480 states and 558 transitions. [2023-12-02 21:30:59,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-02 21:30:59,061 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:30:59,061 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:30:59,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:30:59,084 INFO L262 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:30:59,085 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:30:59,134 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:30:59,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:30:59,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 557 states to 479 states and 557 transitions. [2023-12-02 21:30:59,460 INFO L276 IsEmpty]: Start isEmpty. Operand 479 states and 557 transitions. [2023-12-02 21:30:59,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-02 21:30:59,460 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:30:59,460 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:30:59,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:30:59,483 INFO L262 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 21:30:59,484 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:30:59,533 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:31:00,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:31:00,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 564 states to 483 states and 564 transitions. [2023-12-02 21:31:00,040 INFO L276 IsEmpty]: Start isEmpty. Operand 483 states and 564 transitions. [2023-12-02 21:31:00,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-12-02 21:31:00,041 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:31:00,041 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:31:00,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:31:00,067 INFO L262 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:31:00,069 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:31:00,133 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:31:00,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:31:00,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 563 states to 482 states and 563 transitions. [2023-12-02 21:31:00,372 INFO L276 IsEmpty]: Start isEmpty. Operand 482 states and 563 transitions. [2023-12-02 21:31:00,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-12-02 21:31:00,372 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:31:00,373 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:31:00,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:31:00,398 INFO L262 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 21:31:00,399 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:31:00,448 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:31:00,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:31:00,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 570 states to 487 states and 570 transitions. [2023-12-02 21:31:00,957 INFO L276 IsEmpty]: Start isEmpty. Operand 487 states and 570 transitions. [2023-12-02 21:31:00,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-12-02 21:31:00,958 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:31:00,958 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:31:00,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:31:00,981 INFO L262 TraceCheckSpWp]: Trace formula consists of 105 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:31:00,982 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:31:01,039 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:31:01,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:31:01,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 569 states to 486 states and 569 transitions. [2023-12-02 21:31:01,115 INFO L276 IsEmpty]: Start isEmpty. Operand 486 states and 569 transitions. [2023-12-02 21:31:01,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-12-02 21:31:01,116 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:31:01,116 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:31:01,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:31:01,150 INFO L262 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 21:31:01,151 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:31:01,153 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:31:01,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:31:01,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 568 states to 485 states and 568 transitions. [2023-12-02 21:31:01,167 INFO L276 IsEmpty]: Start isEmpty. Operand 485 states and 568 transitions. [2023-12-02 21:31:01,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-12-02 21:31:01,168 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:31:01,168 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:31:01,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:31:01,193 INFO L262 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 21:31:01,194 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:31:01,249 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:31:01,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:31:01,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 571 states to 488 states and 571 transitions. [2023-12-02 21:31:01,389 INFO L276 IsEmpty]: Start isEmpty. Operand 488 states and 571 transitions. [2023-12-02 21:31:01,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-12-02 21:31:01,389 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:31:01,389 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:31:01,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:31:01,414 INFO L262 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:31:01,415 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:31:01,541 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:31:02,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:31:02,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 570 states to 487 states and 570 transitions. [2023-12-02 21:31:02,309 INFO L276 IsEmpty]: Start isEmpty. Operand 487 states and 570 transitions. [2023-12-02 21:31:02,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-12-02 21:31:02,309 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:31:02,309 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:31:02,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:31:02,336 INFO L262 TraceCheckSpWp]: Trace formula consists of 113 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 21:31:02,337 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:31:02,392 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:31:02,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:31:02,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 572 states to 488 states and 572 transitions. [2023-12-02 21:31:02,435 INFO L276 IsEmpty]: Start isEmpty. Operand 488 states and 572 transitions. [2023-12-02 21:31:02,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2023-12-02 21:31:02,436 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:31:02,436 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:31:02,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:31:02,461 INFO L262 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:31:02,462 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:31:02,691 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:31:03,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:31:03,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 571 states to 487 states and 571 transitions. [2023-12-02 21:31:03,391 INFO L276 IsEmpty]: Start isEmpty. Operand 487 states and 571 transitions. [2023-12-02 21:31:03,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2023-12-02 21:31:03,392 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:31:03,392 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:31:03,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:31:03,418 INFO L262 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 21:31:03,419 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:31:03,471 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:31:03,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:31:03,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 573 states to 489 states and 573 transitions. [2023-12-02 21:31:03,548 INFO L276 IsEmpty]: Start isEmpty. Operand 489 states and 573 transitions. [2023-12-02 21:31:03,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2023-12-02 21:31:03,548 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:31:03,549 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:31:03,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:31:03,572 INFO L262 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:31:03,573 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:31:03,761 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:31:04,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:31:04,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 572 states to 488 states and 572 transitions. [2023-12-02 21:31:04,074 INFO L276 IsEmpty]: Start isEmpty. Operand 488 states and 572 transitions. [2023-12-02 21:31:04,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-12-02 21:31:04,075 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:31:04,075 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:31:04,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:31:04,093 INFO L262 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:31:04,094 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:31:04,178 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:31:04,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:31:04,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 571 states to 487 states and 571 transitions. [2023-12-02 21:31:04,453 INFO L276 IsEmpty]: Start isEmpty. Operand 487 states and 571 transitions. [2023-12-02 21:31:04,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-12-02 21:31:04,454 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:31:04,454 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:31:04,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:31:04,479 INFO L262 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 21:31:04,481 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:31:04,534 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:31:04,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:31:04,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 574 states to 490 states and 574 transitions. [2023-12-02 21:31:04,565 INFO L276 IsEmpty]: Start isEmpty. Operand 490 states and 574 transitions. [2023-12-02 21:31:04,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2023-12-02 21:31:04,566 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:31:04,566 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:31:04,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:31:04,587 INFO L262 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:31:04,588 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:31:04,675 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:31:04,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:31:04,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 573 states to 489 states and 573 transitions. [2023-12-02 21:31:04,890 INFO L276 IsEmpty]: Start isEmpty. Operand 489 states and 573 transitions. [2023-12-02 21:31:04,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2023-12-02 21:31:04,891 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:31:04,891 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:31:04,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:31:04,921 INFO L262 TraceCheckSpWp]: Trace formula consists of 117 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 21:31:04,922 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:31:04,987 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:31:05,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:31:05,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 575 states to 490 states and 575 transitions. [2023-12-02 21:31:05,042 INFO L276 IsEmpty]: Start isEmpty. Operand 490 states and 575 transitions. [2023-12-02 21:31:05,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2023-12-02 21:31:05,043 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:31:05,043 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:31:05,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:31:05,064 INFO L262 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 21:31:05,065 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:31:05,067 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:31:05,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:31:05,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 574 states to 489 states and 574 transitions. [2023-12-02 21:31:05,109 INFO L276 IsEmpty]: Start isEmpty. Operand 489 states and 574 transitions. [2023-12-02 21:31:05,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2023-12-02 21:31:05,110 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:31:05,110 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:31:05,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:31:05,137 INFO L262 TraceCheckSpWp]: Trace formula consists of 118 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 21:31:05,138 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:31:05,195 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:31:05,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:31:05,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 576 states to 491 states and 576 transitions. [2023-12-02 21:31:05,276 INFO L276 IsEmpty]: Start isEmpty. Operand 491 states and 576 transitions. [2023-12-02 21:31:05,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-12-02 21:31:05,277 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:31:05,277 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:31:05,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:31:05,302 INFO L262 TraceCheckSpWp]: Trace formula consists of 113 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:31:05,303 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:31:05,418 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:31:06,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:31:06,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 575 states to 490 states and 575 transitions. [2023-12-02 21:31:06,065 INFO L276 IsEmpty]: Start isEmpty. Operand 490 states and 575 transitions. [2023-12-02 21:31:06,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-12-02 21:31:06,066 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:31:06,066 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:31:06,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:31:06,090 INFO L262 TraceCheckSpWp]: Trace formula consists of 119 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 21:31:06,092 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:31:06,153 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:31:06,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:31:06,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 575 states to 491 states and 575 transitions. [2023-12-02 21:31:06,235 INFO L276 IsEmpty]: Start isEmpty. Operand 491 states and 575 transitions. [2023-12-02 21:31:06,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2023-12-02 21:31:06,235 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:31:06,236 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:31:06,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:31:06,257 INFO L262 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:31:06,258 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:31:06,380 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:31:07,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:31:07,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 574 states to 490 states and 574 transitions. [2023-12-02 21:31:07,049 INFO L276 IsEmpty]: Start isEmpty. Operand 490 states and 574 transitions. [2023-12-02 21:31:07,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2023-12-02 21:31:07,050 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:31:07,050 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:31:07,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:31:07,073 INFO L262 TraceCheckSpWp]: Trace formula consists of 120 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 21:31:07,074 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:31:07,129 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:31:07,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:31:07,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 576 states to 492 states and 576 transitions. [2023-12-02 21:31:07,214 INFO L276 IsEmpty]: Start isEmpty. Operand 492 states and 576 transitions. [2023-12-02 21:31:07,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-12-02 21:31:07,215 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:31:07,215 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:31:07,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:31:07,234 INFO L262 TraceCheckSpWp]: Trace formula consists of 115 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:31:07,235 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:31:07,344 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:31:07,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:31:07,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 575 states to 491 states and 575 transitions. [2023-12-02 21:31:07,788 INFO L276 IsEmpty]: Start isEmpty. Operand 491 states and 575 transitions. [2023-12-02 21:31:07,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2023-12-02 21:31:07,788 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:31:07,788 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:31:07,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:31:07,821 INFO L262 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:31:07,822 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:31:08,024 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:31:09,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:31:09,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 574 states to 490 states and 574 transitions. [2023-12-02 21:31:09,006 INFO L276 IsEmpty]: Start isEmpty. Operand 490 states and 574 transitions. [2023-12-02 21:31:09,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2023-12-02 21:31:09,006 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:31:09,006 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:31:09,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:31:09,031 INFO L262 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 21:31:09,032 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:31:09,098 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:31:09,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:31:09,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 576 states to 492 states and 576 transitions. [2023-12-02 21:31:09,128 INFO L276 IsEmpty]: Start isEmpty. Operand 492 states and 576 transitions. [2023-12-02 21:31:09,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2023-12-02 21:31:09,129 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:31:09,129 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:31:09,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:31:09,155 INFO L262 TraceCheckSpWp]: Trace formula consists of 117 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:31:09,156 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:31:09,337 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:31:09,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:31:09,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 575 states to 491 states and 575 transitions. [2023-12-02 21:31:09,909 INFO L276 IsEmpty]: Start isEmpty. Operand 491 states and 575 transitions. [2023-12-02 21:31:09,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2023-12-02 21:31:09,910 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:31:09,910 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:31:09,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:31:09,936 INFO L262 TraceCheckSpWp]: Trace formula consists of 123 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 21:31:09,938 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:31:10,000 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:31:10,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:31:10,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 577 states to 492 states and 577 transitions. [2023-12-02 21:31:10,051 INFO L276 IsEmpty]: Start isEmpty. Operand 492 states and 577 transitions. [2023-12-02 21:31:10,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2023-12-02 21:31:10,052 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:31:10,052 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:31:10,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:31:10,075 INFO L262 TraceCheckSpWp]: Trace formula consists of 118 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:31:10,076 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:31:10,186 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:31:11,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:31:11,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 609 states to 521 states and 609 transitions. [2023-12-02 21:31:11,373 INFO L276 IsEmpty]: Start isEmpty. Operand 521 states and 609 transitions. [2023-12-02 21:31:11,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2023-12-02 21:31:11,374 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:31:11,374 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:31:11,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:31:11,401 INFO L262 TraceCheckSpWp]: Trace formula consists of 124 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 21:31:11,402 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:31:11,457 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:31:11,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:31:11,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 611 states to 523 states and 611 transitions. [2023-12-02 21:31:11,535 INFO L276 IsEmpty]: Start isEmpty. Operand 523 states and 611 transitions. [2023-12-02 21:31:11,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2023-12-02 21:31:11,535 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:31:11,535 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:31:11,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:31:11,561 INFO L262 TraceCheckSpWp]: Trace formula consists of 119 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:31:11,562 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:31:11,656 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:31:12,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:31:12,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 644 states to 553 states and 644 transitions. [2023-12-02 21:31:12,904 INFO L276 IsEmpty]: Start isEmpty. Operand 553 states and 644 transitions. [2023-12-02 21:31:12,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2023-12-02 21:31:12,905 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:31:12,905 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:31:12,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:31:12,929 INFO L262 TraceCheckSpWp]: Trace formula consists of 120 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:31:12,931 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:31:13,186 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:31:16,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:31:16,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 677 states to 584 states and 677 transitions. [2023-12-02 21:31:16,093 INFO L276 IsEmpty]: Start isEmpty. Operand 584 states and 677 transitions. [2023-12-02 21:31:16,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2023-12-02 21:31:16,093 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:31:16,094 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:31:16,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:31:16,120 INFO L262 TraceCheckSpWp]: Trace formula consists of 126 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 21:31:16,121 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:31:16,189 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:31:16,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:31:16,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 680 states to 587 states and 680 transitions. [2023-12-02 21:31:16,225 INFO L276 IsEmpty]: Start isEmpty. Operand 587 states and 680 transitions. [2023-12-02 21:31:16,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2023-12-02 21:31:16,226 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:31:16,226 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:31:16,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:31:16,269 INFO L262 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:31:16,270 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:31:16,560 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:31:22,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:31:22,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 714 states to 619 states and 714 transitions. [2023-12-02 21:31:22,636 INFO L276 IsEmpty]: Start isEmpty. Operand 619 states and 714 transitions. [2023-12-02 21:31:22,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2023-12-02 21:31:22,636 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:31:22,637 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:31:22,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:31:22,662 INFO L262 TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-02 21:31:22,664 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:31:22,743 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2023-12-02 21:31:22,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:31:22,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 716 states to 620 states and 716 transitions. [2023-12-02 21:31:22,783 INFO L276 IsEmpty]: Start isEmpty. Operand 620 states and 716 transitions. [2023-12-02 21:31:22,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2023-12-02 21:31:22,784 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:31:22,784 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:31:22,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:31:22,809 INFO L262 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:31:22,810 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:31:23,102 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:31:46,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:31:46,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 715 states to 619 states and 715 transitions. [2023-12-02 21:31:46,526 INFO L276 IsEmpty]: Start isEmpty. Operand 619 states and 715 transitions. [2023-12-02 21:31:46,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2023-12-02 21:31:46,526 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:31:46,527 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:31:46,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:31:46,551 INFO L262 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-02 21:31:46,552 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:31:46,617 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:31:46,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:31:46,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 717 states to 621 states and 717 transitions. [2023-12-02 21:31:46,866 INFO L276 IsEmpty]: Start isEmpty. Operand 621 states and 717 transitions. [2023-12-02 21:31:46,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2023-12-02 21:31:46,867 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:31:46,867 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:31:46,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:31:46,895 INFO L262 TraceCheckSpWp]: Trace formula consists of 123 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:31:46,896 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:31:47,961 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:33:04,938 WARN L293 SmtUtils]: Spent 11.48s on a formula simplification. DAG size of input: 25 DAG size of output: 23 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-02 21:36:26,886 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 24.28s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2023-12-02 21:36:27,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:36:27,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 716 states to 620 states and 716 transitions. [2023-12-02 21:36:27,813 INFO L276 IsEmpty]: Start isEmpty. Operand 620 states and 716 transitions. [2023-12-02 21:36:27,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2023-12-02 21:36:27,813 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:36:27,813 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:36:27,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:36:27,846 INFO L262 TraceCheckSpWp]: Trace formula consists of 132 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 21:36:27,848 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:36:27,919 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-02 21:36:35,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:36:35,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 755 states to 656 states and 755 transitions. [2023-12-02 21:36:35,208 INFO L276 IsEmpty]: Start isEmpty. Operand 656 states and 755 transitions. [2023-12-02 21:36:35,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2023-12-02 21:36:35,209 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:36:35,209 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:36:35,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:36:35,234 INFO L262 TraceCheckSpWp]: Trace formula consists of 133 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 21:36:35,235 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:36:35,295 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-02 21:36:35,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:36:35,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 756 states to 657 states and 756 transitions. [2023-12-02 21:36:35,364 INFO L276 IsEmpty]: Start isEmpty. Operand 657 states and 756 transitions. [2023-12-02 21:36:35,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2023-12-02 21:36:35,365 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:36:35,365 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:36:35,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:36:35,389 INFO L262 TraceCheckSpWp]: Trace formula consists of 134 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 21:36:35,390 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:36:35,392 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-02 21:36:35,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:36:35,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 755 states to 656 states and 755 transitions. [2023-12-02 21:36:35,418 INFO L276 IsEmpty]: Start isEmpty. Operand 656 states and 755 transitions. [2023-12-02 21:36:35,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2023-12-02 21:36:35,419 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:36:35,419 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:36:35,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:36:35,446 INFO L262 TraceCheckSpWp]: Trace formula consists of 135 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:36:35,447 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:36:35,548 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-02 21:36:35,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:36:35,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 758 states to 658 states and 758 transitions. [2023-12-02 21:36:35,851 INFO L276 IsEmpty]: Start isEmpty. Operand 658 states and 758 transitions. [2023-12-02 21:36:35,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2023-12-02 21:36:35,852 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:36:35,852 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:36:35,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:36:35,889 INFO L262 TraceCheckSpWp]: Trace formula consists of 136 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-02 21:36:35,890 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:36:35,966 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 29 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:36:36,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:36:36,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 768 states to 666 states and 768 transitions. [2023-12-02 21:36:36,608 INFO L276 IsEmpty]: Start isEmpty. Operand 666 states and 768 transitions. [2023-12-02 21:36:36,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2023-12-02 21:36:36,608 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:36:36,608 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:36:36,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:36:36,636 INFO L262 TraceCheckSpWp]: Trace formula consists of 137 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 21:36:36,637 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:36:36,741 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2023-12-02 21:36:36,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:36:36,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 798 states to 696 states and 798 transitions. [2023-12-02 21:36:36,957 INFO L276 IsEmpty]: Start isEmpty. Operand 696 states and 798 transitions. [2023-12-02 21:36:36,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2023-12-02 21:36:36,958 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:36:36,958 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:36:36,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:36:36,993 INFO L262 TraceCheckSpWp]: Trace formula consists of 138 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-02 21:36:36,995 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:36:38,539 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 31 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:36:49,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:36:49,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 831 states to 727 states and 831 transitions. [2023-12-02 21:36:49,902 INFO L276 IsEmpty]: Start isEmpty. Operand 727 states and 831 transitions. [2023-12-02 21:36:49,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2023-12-02 21:36:49,902 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:36:49,902 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:36:49,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:36:49,930 INFO L262 TraceCheckSpWp]: Trace formula consists of 139 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 21:36:49,931 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:36:51,064 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 0 proven. 32 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:36:53,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:36:53,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 837 states to 730 states and 837 transitions. [2023-12-02 21:36:53,681 INFO L276 IsEmpty]: Start isEmpty. Operand 730 states and 837 transitions. [2023-12-02 21:36:53,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2023-12-02 21:36:53,681 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:36:53,682 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:36:53,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:36:53,714 INFO L262 TraceCheckSpWp]: Trace formula consists of 140 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 21:36:53,715 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:36:54,850 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 33 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:36:57,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:36:57,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 868 states to 762 states and 868 transitions. [2023-12-02 21:36:57,913 INFO L276 IsEmpty]: Start isEmpty. Operand 762 states and 868 transitions. [2023-12-02 21:36:57,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2023-12-02 21:36:57,913 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:36:57,913 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:36:57,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:36:57,942 INFO L262 TraceCheckSpWp]: Trace formula consists of 141 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 21:36:57,943 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:36:58,155 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 34 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:36:59,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:36:59,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 874 states to 764 states and 874 transitions. [2023-12-02 21:36:59,141 INFO L276 IsEmpty]: Start isEmpty. Operand 764 states and 874 transitions. [2023-12-02 21:36:59,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2023-12-02 21:36:59,141 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:36:59,142 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:36:59,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:36:59,170 INFO L262 TraceCheckSpWp]: Trace formula consists of 142 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-02 21:36:59,171 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:36:59,668 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:37:17,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:37:17,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 881 states to 765 states and 881 transitions. [2023-12-02 21:37:17,566 INFO L276 IsEmpty]: Start isEmpty. Operand 765 states and 881 transitions. [2023-12-02 21:37:17,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2023-12-02 21:37:17,567 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:37:17,567 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:37:17,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:37:17,595 INFO L262 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 21:37:17,597 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:37:17,721 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-02 21:37:22,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:37:22,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 931 states to 811 states and 931 transitions. [2023-12-02 21:37:22,015 INFO L276 IsEmpty]: Start isEmpty. Operand 811 states and 931 transitions. [2023-12-02 21:37:22,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2023-12-02 21:37:22,015 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:37:22,015 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:37:22,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:37:22,040 INFO L262 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 21:37:22,041 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:37:22,306 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 0 proven. 39 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-02 21:37:28,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:37:28,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1008 states to 860 states and 1008 transitions. [2023-12-02 21:37:28,005 INFO L276 IsEmpty]: Start isEmpty. Operand 860 states and 1008 transitions. [2023-12-02 21:37:28,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2023-12-02 21:37:28,006 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:37:28,006 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:37:28,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:37:28,063 INFO L262 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:37:28,064 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:37:28,100 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-12-02 21:37:29,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:37:29,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1009 states to 861 states and 1009 transitions. [2023-12-02 21:37:29,323 INFO L276 IsEmpty]: Start isEmpty. Operand 861 states and 1009 transitions. [2023-12-02 21:37:29,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2023-12-02 21:37:29,323 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:37:29,324 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:37:29,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:37:29,356 INFO L262 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 21:37:29,357 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:37:29,435 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 0 proven. 39 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-02 21:37:30,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:37:30,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1010 states to 862 states and 1010 transitions. [2023-12-02 21:37:30,770 INFO L276 IsEmpty]: Start isEmpty. Operand 862 states and 1010 transitions. [2023-12-02 21:37:30,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2023-12-02 21:37:30,771 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:37:30,771 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:37:30,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:37:30,826 INFO L262 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:37:30,828 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:37:30,876 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-02 21:37:31,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:37:31,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1011 states to 864 states and 1011 transitions. [2023-12-02 21:37:31,475 INFO L276 IsEmpty]: Start isEmpty. Operand 864 states and 1011 transitions. [2023-12-02 21:37:31,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2023-12-02 21:37:31,476 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:37:31,476 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:37:31,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:37:31,503 INFO L262 TraceCheckSpWp]: Trace formula consists of 155 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:37:31,504 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:37:31,554 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-12-02 21:37:34,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:37:34,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1017 states to 867 states and 1017 transitions. [2023-12-02 21:37:34,806 INFO L276 IsEmpty]: Start isEmpty. Operand 867 states and 1017 transitions. [2023-12-02 21:37:34,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2023-12-02 21:37:34,806 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:37:34,807 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:37:34,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:37:34,866 INFO L262 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:37:34,866 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:37:34,909 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-12-02 21:37:35,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:37:35,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1018 states to 869 states and 1018 transitions. [2023-12-02 21:37:35,391 INFO L276 IsEmpty]: Start isEmpty. Operand 869 states and 1018 transitions. [2023-12-02 21:37:35,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2023-12-02 21:37:35,392 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:37:35,392 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:37:35,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:37:35,426 INFO L262 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:37:35,427 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:37:35,484 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-12-02 21:37:37,941 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.73s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2023-12-02 21:37:37,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:37:37,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1022 states to 871 states and 1022 transitions. [2023-12-02 21:37:37,975 INFO L276 IsEmpty]: Start isEmpty. Operand 871 states and 1022 transitions. [2023-12-02 21:37:37,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2023-12-02 21:37:37,975 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:37:37,975 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:37:38,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:37:38,006 INFO L262 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:37:38,007 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:37:38,059 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-12-02 21:37:38,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:37:38,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1027 states to 873 states and 1027 transitions. [2023-12-02 21:37:38,879 INFO L276 IsEmpty]: Start isEmpty. Operand 873 states and 1027 transitions. [2023-12-02 21:37:38,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2023-12-02 21:37:38,879 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:37:38,879 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:37:38,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:37:38,914 INFO L262 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-02 21:37:38,915 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:37:40,720 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 43 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 21:37:50,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:37:50,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1135 states to 959 states and 1133 transitions. [2023-12-02 21:37:50,583 INFO L276 IsEmpty]: Start isEmpty. Operand 959 states and 1133 transitions. [2023-12-02 21:37:50,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2023-12-02 21:37:50,583 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:37:50,583 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:37:50,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:37:50,618 INFO L262 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-02 21:37:50,618 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:37:50,983 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 43 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-02 21:37:53,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:37:53,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1137 states to 960 states and 1135 transitions. [2023-12-02 21:37:53,217 INFO L276 IsEmpty]: Start isEmpty. Operand 960 states and 1135 transitions. [2023-12-02 21:37:53,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2023-12-02 21:37:53,217 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:37:53,218 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:37:53,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:37:53,249 INFO L262 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:37:53,250 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:37:53,301 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-12-02 21:37:55,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:37:55,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1138 states to 335 states and 343 transitions. [2023-12-02 21:37:55,028 INFO L276 IsEmpty]: Start isEmpty. Operand 335 states and 343 transitions. [2023-12-02 21:37:55,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2023-12-02 21:37:55,028 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:37:55,029 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:37:55,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:37:55,054 INFO L262 TraceCheckSpWp]: Trace formula consists of 159 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:37:55,055 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:37:55,101 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2023-12-02 21:37:56,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:37:56,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1142 states to 337 states and 346 transitions. [2023-12-02 21:37:56,731 INFO L276 IsEmpty]: Start isEmpty. Operand 337 states and 346 transitions. [2023-12-02 21:37:56,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2023-12-02 21:37:56,731 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:37:56,732 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:37:56,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:37:56,760 INFO L262 TraceCheckSpWp]: Trace formula consists of 159 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:37:56,761 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:37:56,817 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2023-12-02 21:38:08,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:38:08,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1143 states to 326 states and 334 transitions. [2023-12-02 21:38:08,941 INFO L276 IsEmpty]: Start isEmpty. Operand 326 states and 334 transitions. [2023-12-02 21:38:08,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2023-12-02 21:38:08,942 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:38:08,942 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:38:08,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:38:08,972 INFO L262 TraceCheckSpWp]: Trace formula consists of 160 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:38:08,973 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:38:09,038 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-12-02 21:38:44,163 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 32.28s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2023-12-02 21:38:44,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:38:44,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1146 states to 316 states and 324 transitions. [2023-12-02 21:38:44,202 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 324 transitions. [2023-12-02 21:38:44,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2023-12-02 21:38:44,202 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:38:44,203 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:38:44,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:38:44,233 INFO L262 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:38:44,233 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:38:44,299 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-12-02 21:38:53,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:38:53,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1152 states to 305 states and 313 transitions. [2023-12-02 21:38:53,602 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 313 transitions. [2023-12-02 21:38:53,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2023-12-02 21:38:53,603 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:38:53,603 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:38:53,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:38:53,635 INFO L262 TraceCheckSpWp]: Trace formula consists of 180 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:38:53,636 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:38:53,671 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2023-12-02 21:38:56,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:38:56,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1155 states to 275 states and 283 transitions. [2023-12-02 21:38:56,292 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 283 transitions. [2023-12-02 21:38:56,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2023-12-02 21:38:56,293 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:38:56,293 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:38:56,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:38:56,322 INFO L262 TraceCheckSpWp]: Trace formula consists of 181 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:38:56,323 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:38:56,358 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2023-12-02 21:38:57,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:38:57,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1159 states to 277 states and 286 transitions. [2023-12-02 21:38:57,495 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 286 transitions. [2023-12-02 21:38:57,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2023-12-02 21:38:57,496 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:38:57,496 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:38:57,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:38:57,529 INFO L262 TraceCheckSpWp]: Trace formula consists of 181 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:38:57,530 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:38:57,560 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2023-12-02 21:38:58,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:38:58,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1160 states to 244 states and 252 transitions. [2023-12-02 21:38:58,362 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 252 transitions. [2023-12-02 21:38:58,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2023-12-02 21:38:58,362 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:38:58,362 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:38:58,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:38:58,398 INFO L262 TraceCheckSpWp]: Trace formula consists of 182 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:38:58,399 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:38:58,497 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2023-12-02 21:39:00,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:39:00,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1163 states to 212 states and 220 transitions. [2023-12-02 21:39:00,058 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 220 transitions. [2023-12-02 21:39:00,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2023-12-02 21:39:00,058 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:39:00,058 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:39:00,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:39:00,089 INFO L262 TraceCheckSpWp]: Trace formula consists of 183 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:39:00,090 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:39:00,191 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2023-12-02 21:39:02,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:39:02,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1166 states to 179 states and 187 transitions. [2023-12-02 21:39:02,058 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 187 transitions. [2023-12-02 21:39:02,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2023-12-02 21:39:02,059 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:39:02,059 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:39:02,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:39:02,100 INFO L262 TraceCheckSpWp]: Trace formula consists of 194 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-02 21:39:02,101 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:39:05,212 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 37 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-12-02 21:39:58,142 WARN L293 SmtUtils]: Spent 24.88s on a formula simplification that was a NOOP. DAG size: 36 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-02 21:40:16,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:40:16,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1217 states to 217 states and 229 transitions. [2023-12-02 21:40:16,870 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 229 transitions. [2023-12-02 21:40:16,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2023-12-02 21:40:16,871 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:40:16,871 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:40:16,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:40:16,910 INFO L262 TraceCheckSpWp]: Trace formula consists of 194 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-02 21:40:16,911 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:40:18,490 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 37 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-12-02 21:40:19,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:40:19,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1219 states to 178 states and 186 transitions. [2023-12-02 21:40:19,842 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 186 transitions. [2023-12-02 21:40:19,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2023-12-02 21:40:19,843 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:40:19,843 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:40:19,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:40:19,889 INFO L262 TraceCheckSpWp]: Trace formula consists of 195 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-02 21:40:19,890 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:40:26,061 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 37 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-12-02 21:40:57,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:40:57,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1224 states to 177 states and 185 transitions. [2023-12-02 21:40:57,961 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 185 transitions. [2023-12-02 21:40:57,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2023-12-02 21:40:57,962 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:40:57,962 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:40:57,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:40:57,997 INFO L262 TraceCheckSpWp]: Trace formula consists of 197 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:40:57,998 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:40:58,438 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-12-02 21:41:26,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:41:26,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1229 states to 176 states and 184 transitions. [2023-12-02 21:41:26,145 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 184 transitions. [2023-12-02 21:41:26,145 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-12-02 21:41:26,145 WARN L420 CodeCheckObserver]: This Program is SAFE, Check terminated with 133 iterations. [2023-12-02 21:41:26,153 INFO L751 CodeCheckObserver]: All specifications hold 84 specifications checked. All of them hold [2023-12-02 21:41:39,186 INFO L560 CodeCheckObserver]: Invariant with dag size 16 [2023-12-02 21:41:39,192 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-12-02 21:41:39,192 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 02.12 09:41:39 ImpRootNode [2023-12-02 21:41:39,192 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-12-02 21:41:39,193 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-02 21:41:39,193 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-02 21:41:39,193 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-02 21:41:39,193 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 09:30:42" (3/4) ... [2023-12-02 21:41:39,194 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-12-02 21:41:39,197 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2023-12-02 21:41:39,197 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_assert [2023-12-02 21:41:39,202 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2023-12-02 21:41:39,202 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2023-12-02 21:41:39,203 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2023-12-02 21:41:39,203 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-12-02 21:41:39,290 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49aa7e73-b145-4b43-b1cb-2bfec3938675/bin/ukojak-verify-Qdu7aM0XO9/witness.graphml [2023-12-02 21:41:39,291 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49aa7e73-b145-4b43-b1cb-2bfec3938675/bin/ukojak-verify-Qdu7aM0XO9/witness.yml [2023-12-02 21:41:39,291 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-02 21:41:39,292 INFO L158 Benchmark]: Toolchain (without parser) took 657522.88ms. Allocated memory was 172.0MB in the beginning and 360.7MB in the end (delta: 188.7MB). Free memory was 139.9MB in the beginning and 200.3MB in the end (delta: -60.4MB). Peak memory consumption was 129.1MB. Max. memory is 16.1GB. [2023-12-02 21:41:39,292 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 123.7MB. Free memory is still 96.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 21:41:39,293 INFO L158 Benchmark]: CACSL2BoogieTranslator took 211.46ms. Allocated memory is still 172.0MB. Free memory was 139.7MB in the beginning and 134.0MB in the end (delta: 5.7MB). Peak memory consumption was 9.0MB. Max. memory is 16.1GB. [2023-12-02 21:41:39,293 INFO L158 Benchmark]: Boogie Procedure Inliner took 45.53ms. Allocated memory is still 172.0MB. Free memory was 134.0MB in the beginning and 131.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 21:41:39,294 INFO L158 Benchmark]: Boogie Preprocessor took 27.22ms. Allocated memory is still 172.0MB. Free memory was 131.9MB in the beginning and 130.6MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 21:41:39,294 INFO L158 Benchmark]: RCFGBuilder took 718.15ms. Allocated memory is still 172.0MB. Free memory was 130.6MB in the beginning and 129.7MB in the end (delta: 841.2kB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-12-02 21:41:39,295 INFO L158 Benchmark]: CodeCheck took 656417.35ms. Allocated memory was 172.0MB in the beginning and 360.7MB in the end (delta: 188.7MB). Free memory was 129.7MB in the beginning and 207.6MB in the end (delta: -77.9MB). Peak memory consumption was 277.5MB. Max. memory is 16.1GB. [2023-12-02 21:41:39,295 INFO L158 Benchmark]: Witness Printer took 98.66ms. Allocated memory is still 360.7MB. Free memory was 206.5MB in the beginning and 200.3MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-12-02 21:41:39,297 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 3 procedures, 183 locations, 84 error locations. Started 1 CEGAR loops. OverallTime: 643.3s, OverallIterations: 133, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 48 mSolverCounterUnknown, 113997 SdHoareTripleChecker+Valid, 1577.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 103531 mSDsluCounter, 8743 SdHoareTripleChecker+Invalid, 1540.9s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 3320 mSDsCounter, 14192 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 234761 IncrementalHoareTripleChecker+Invalid, 249001 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 14192 mSolverCounterUnsat, 5423 mSDtfsCounter, 234761 mSolverCounterSat, 2.7s SdHoareTripleChecker+Time, 48 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 66939 GetRequests, 62494 SyntacticMatches, 3641 SemanticMatches, 804 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 562169 ImplicationChecksByTransitivity, 561.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.2s SsaConstructionTime, 2.0s SatisfiabilityAnalysisTime, 27.9s InterpolantComputationTime, 8689 NumberOfCodeBlocks, 8689 NumberOfCodeBlocksAsserted, 132 NumberOfCheckSat, 8557 ConstructedInterpolants, 0 QuantifiedInterpolants, 35618 SizeOfPredicates, 13 NumberOfNonLiveVariables, 14420 ConjunctsInSsa, 363 ConjunctsInUnsatCore, 132 InterpolantComputations, 109 PerfectInterpolantSequences, 1218/1697 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: 29]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 29]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 29]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 29]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 29]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 29]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 29]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 29]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 29]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 29]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 29]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 29]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 29]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 29]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 29]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 29]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 29]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 29]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 29]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 29]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 29]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 29]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 29]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 29]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 29]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 29]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 29]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 29]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 29]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 29]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 29]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 29]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 29]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 29]: 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: 36]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 36]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 36]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 36]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 36]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 36]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 36]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 36]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 39]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 39]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 39]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 39]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 39]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 39]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 39]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 39]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 39]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 39]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 39]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 39]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 39]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 39]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 39]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 39]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 39]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 39]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 39]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 39]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 39]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 39]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 39]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 39]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 39]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 39]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 39]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 39]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 39]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 39]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 39]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 39]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 39]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 39]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 40]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 40]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 40]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 40]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - AllSpecificationsHoldResult: All specifications hold 84 specifications checked. All of them hold - InvariantResult [Line: 28]: Loop Invariant Derived loop invariant: (((((((((1 < c) || (1 < x)) || (y == 0)) || (k < 0)) || (c <= 0)) || (1 < y)) || (y < 0)) || (1 <= k)) || (x <= 0)) - InvariantResult [Line: 40]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 123.7MB. Free memory is still 96.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 211.46ms. Allocated memory is still 172.0MB. Free memory was 139.7MB in the beginning and 134.0MB in the end (delta: 5.7MB). Peak memory consumption was 9.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 45.53ms. Allocated memory is still 172.0MB. Free memory was 134.0MB in the beginning and 131.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 27.22ms. Allocated memory is still 172.0MB. Free memory was 131.9MB in the beginning and 130.6MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 718.15ms. Allocated memory is still 172.0MB. Free memory was 130.6MB in the beginning and 129.7MB in the end (delta: 841.2kB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * CodeCheck took 656417.35ms. Allocated memory was 172.0MB in the beginning and 360.7MB in the end (delta: 188.7MB). Free memory was 129.7MB in the beginning and 207.6MB in the end (delta: -77.9MB). Peak memory consumption was 277.5MB. Max. memory is 16.1GB. * Witness Printer took 98.66ms. Allocated memory is still 360.7MB. Free memory was 206.5MB in the beginning and 200.3MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2023-12-02 21:41:39,361 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49aa7e73-b145-4b43-b1cb-2bfec3938675/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