./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/mannadiv_valuebound2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 527bcce2 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4537b83-c62c-46e6-b138-9a3b07434257/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4537b83-c62c-46e6-b138-9a3b07434257/bin/ukojak-verify-i0I2FZA1j2/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4537b83-c62c-46e6-b138-9a3b07434257/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4537b83-c62c-46e6-b138-9a3b07434257/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/mannadiv_valuebound2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4537b83-c62c-46e6-b138-9a3b07434257/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4537b83-c62c-46e6-b138-9a3b07434257/bin/ukojak-verify-i0I2FZA1j2 --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 4f0dc25e497896e48962fc4f59a3ea4856b5eb0408b9845e68b04a0b0a132067 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:30:51,730 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:30:51,800 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4537b83-c62c-46e6-b138-9a3b07434257/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-21 18:30:51,805 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 18:30:51,806 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-21 18:30:51,843 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:30:51,844 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:30:51,845 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:30:51,846 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:30:51,851 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:30:51,852 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:30:51,853 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:30:51,853 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 18:30:51,855 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:30:51,856 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 18:30:51,856 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:30:51,857 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:30:51,857 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:30:51,857 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:30:51,858 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:30:51,858 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:30:51,859 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 18:30:51,859 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:30:51,860 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:30:51,861 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:30:51,861 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:30:51,861 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:30:51,862 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:30:51,862 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:30:51,863 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:30:51,864 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:30:51,864 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:30:51,865 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-21 18:30:51,865 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 18:30:51,866 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:30:51,866 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_a4537b83-c62c-46e6-b138-9a3b07434257/bin/ukojak-verify-i0I2FZA1j2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4537b83-c62c-46e6-b138-9a3b07434257/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4f0dc25e497896e48962fc4f59a3ea4856b5eb0408b9845e68b04a0b0a132067 [2023-11-21 18:30:52,124 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:30:52,146 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:30:52,149 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:30:52,151 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:30:52,151 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:30:52,153 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4537b83-c62c-46e6-b138-9a3b07434257/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/nla-digbench-scaling/mannadiv_valuebound2.c [2023-11-21 18:30:55,279 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:30:55,502 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:30:55,503 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4537b83-c62c-46e6-b138-9a3b07434257/sv-benchmarks/c/nla-digbench-scaling/mannadiv_valuebound2.c [2023-11-21 18:30:55,513 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4537b83-c62c-46e6-b138-9a3b07434257/bin/ukojak-verify-i0I2FZA1j2/data/c37e11a85/0058d6df15624bde823c1eab47cfc5bd/FLAG428f153fd [2023-11-21 18:30:55,532 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4537b83-c62c-46e6-b138-9a3b07434257/bin/ukojak-verify-i0I2FZA1j2/data/c37e11a85/0058d6df15624bde823c1eab47cfc5bd [2023-11-21 18:30:55,538 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:30:55,540 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:30:55,544 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:30:55,544 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:30:55,550 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:30:55,553 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:30:55" (1/1) ... [2023-11-21 18:30:55,555 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@72090880 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:30:55, skipping insertion in model container [2023-11-21 18:30:55,555 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:30:55" (1/1) ... [2023-11-21 18:30:55,577 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:30:55,794 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:30:55,802 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:30:55,817 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:30:55,830 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:30:55,830 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:30:55 WrapperNode [2023-11-21 18:30:55,830 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:30:55,831 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:30:55,832 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:30:55,832 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:30:55,839 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:30:55" (1/1) ... [2023-11-21 18:30:55,845 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:30:55" (1/1) ... [2023-11-21 18:30:55,875 INFO L138 Inliner]: procedures = 14, calls = 12, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 69 [2023-11-21 18:30:55,879 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:30:55,879 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:30:55,880 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:30:55,880 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:30:55,890 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:30:55" (1/1) ... [2023-11-21 18:30:55,891 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:30:55" (1/1) ... [2023-11-21 18:30:55,895 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:30:55" (1/1) ... [2023-11-21 18:30:55,895 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:30:55" (1/1) ... [2023-11-21 18:30:55,899 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:30:55" (1/1) ... [2023-11-21 18:30:55,902 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:30:55" (1/1) ... [2023-11-21 18:30:55,903 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:30:55" (1/1) ... [2023-11-21 18:30:55,904 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:30:55" (1/1) ... [2023-11-21 18:30:55,906 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:30:55,907 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:30:55,918 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:30:55,919 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:30:55,919 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:30:55" (1/1) ... [2023-11-21 18:30:55,928 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:30:55,940 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4537b83-c62c-46e6-b138-9a3b07434257/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:30:55,954 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4537b83-c62c-46e6-b138-9a3b07434257/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:30:55,966 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4537b83-c62c-46e6-b138-9a3b07434257/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:30:55,993 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:30:55,994 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-21 18:30:55,994 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-21 18:30:55,994 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 18:30:55,994 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:30:55,994 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:30:55,994 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-21 18:30:55,995 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-21 18:30:56,055 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:30:56,057 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:30:56,262 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:30:56,300 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:30:56,300 INFO L308 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-21 18:30:56,303 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:30:56 BoogieIcfgContainer [2023-11-21 18:30:56,303 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:30:56,304 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:30:56,304 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:30:56,315 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:30:56,315 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:30:56" (1/1) ... [2023-11-21 18:30:56,325 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 18:30:56,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:56,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 55 states and 59 transitions. [2023-11-21 18:30:56,377 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 59 transitions. [2023-11-21 18:30:56,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-21 18:30:56,381 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:56,382 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:56,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:56,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:56,624 INFO L262 TraceCheckSpWp]: Trace formula consists of 49 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:30:56,634 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:30:56,662 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:30:56,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:56,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 55 states and 58 transitions. [2023-11-21 18:30:56,711 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 58 transitions. [2023-11-21 18:30:56,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-21 18:30:56,712 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:56,712 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:56,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:56,780 INFO L262 TraceCheckSpWp]: Trace formula consists of 49 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:30:56,782 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:30:56,806 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:30:56,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:56,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 57 states and 62 transitions. [2023-11-21 18:30:56,841 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 62 transitions. [2023-11-21 18:30:56,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-21 18:30:56,842 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:56,842 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:56,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:56,906 INFO L262 TraceCheckSpWp]: Trace formula consists of 50 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:30:56,908 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:30:56,921 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:30:56,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:56,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 58 states and 63 transitions. [2023-11-21 18:30:56,956 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 63 transitions. [2023-11-21 18:30:56,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-21 18:30:56,958 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:56,959 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:57,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:57,030 INFO L262 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:30:57,032 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:30:57,103 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:30:57,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:57,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 62 states and 70 transitions. [2023-11-21 18:30:57,207 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 70 transitions. [2023-11-21 18:30:57,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-21 18:30:57,208 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:57,208 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:57,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:57,256 INFO L262 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:30:57,258 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:30:57,308 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:30:57,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:57,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 67 states and 79 transitions. [2023-11-21 18:30:57,538 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 79 transitions. [2023-11-21 18:30:57,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-21 18:30:57,538 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:57,539 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:57,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:57,583 INFO L262 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-21 18:30:57,588 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:30:57,744 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:30:58,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:58,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 73 states and 88 transitions. [2023-11-21 18:30:58,102 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 88 transitions. [2023-11-21 18:30:58,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-21 18:30:58,103 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:58,103 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:58,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:58,127 INFO L262 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-21 18:30:58,133 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:30:58,306 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:30:58,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:58,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 75 states and 91 transitions. [2023-11-21 18:30:58,673 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 91 transitions. [2023-11-21 18:30:58,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-21 18:30:58,674 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:58,674 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:58,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:58,699 INFO L262 TraceCheckSpWp]: Trace formula consists of 64 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:30:58,701 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:30:58,724 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:30:58,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:58,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 79 states and 98 transitions. [2023-11-21 18:30:58,861 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 98 transitions. [2023-11-21 18:30:58,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-21 18:30:58,862 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:58,862 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:58,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:58,885 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:30:58,886 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:30:58,949 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:30:59,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:59,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 82 states and 104 transitions. [2023-11-21 18:30:59,053 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 104 transitions. [2023-11-21 18:30:59,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-21 18:30:59,054 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:59,054 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:59,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:59,076 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:30:59,077 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:30:59,100 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:30:59,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:59,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 86 states and 112 transitions. [2023-11-21 18:30:59,310 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 112 transitions. [2023-11-21 18:30:59,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-21 18:30:59,311 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:59,311 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:59,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:59,333 INFO L262 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:30:59,334 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:30:59,377 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:30:59,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:59,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 90 states and 120 transitions. [2023-11-21 18:30:59,566 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 120 transitions. [2023-11-21 18:30:59,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-21 18:30:59,567 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:59,567 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:30:59,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:30:59,593 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:30:59,594 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:30:59,647 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:30:59,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:30:59,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 93 states and 123 transitions. [2023-11-21 18:30:59,971 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 123 transitions. [2023-11-21 18:30:59,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-21 18:30:59,971 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:30:59,972 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:00,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:00,006 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:31:00,014 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:31:00,052 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:31:00,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:00,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 92 states and 122 transitions. [2023-11-21 18:31:00,170 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 122 transitions. [2023-11-21 18:31:00,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-21 18:31:00,171 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:00,171 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:00,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:00,194 INFO L262 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:31:00,195 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:31:00,332 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:31:01,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:01,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 98 states and 136 transitions. [2023-11-21 18:31:01,852 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 136 transitions. [2023-11-21 18:31:01,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-21 18:31:01,856 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:01,856 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:01,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:01,884 INFO L262 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:31:01,885 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:31:01,936 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:31:02,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:02,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 102 states and 140 transitions. [2023-11-21 18:31:02,463 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 140 transitions. [2023-11-21 18:31:02,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-21 18:31:02,464 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:02,464 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:02,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:02,483 INFO L262 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:31:02,484 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:31:02,518 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:31:03,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:03,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 104 states and 142 transitions. [2023-11-21 18:31:03,036 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 142 transitions. [2023-11-21 18:31:03,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-21 18:31:03,037 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:03,037 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:03,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:03,057 INFO L262 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:31:03,058 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:31:03,113 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:31:03,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:03,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 111 states and 154 transitions. [2023-11-21 18:31:03,706 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 154 transitions. [2023-11-21 18:31:03,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-21 18:31:03,707 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:03,707 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:03,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:03,727 INFO L262 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-21 18:31:03,728 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:31:03,895 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-21 18:31:05,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:05,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 126 states and 177 transitions. [2023-11-21 18:31:05,417 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 177 transitions. [2023-11-21 18:31:05,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-21 18:31:05,419 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:05,419 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:05,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:05,440 INFO L262 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-21 18:31:05,441 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:31:05,470 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-21 18:31:05,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:05,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 129 states and 182 transitions. [2023-11-21 18:31:05,841 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 182 transitions. [2023-11-21 18:31:05,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-21 18:31:05,842 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:05,843 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:05,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:05,867 INFO L262 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:31:05,868 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:31:05,948 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:31:07,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:07,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 135 states and 196 transitions. [2023-11-21 18:31:07,016 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 196 transitions. [2023-11-21 18:31:07,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-21 18:31:07,017 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:07,017 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:07,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:07,039 INFO L262 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:31:07,040 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:31:07,113 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:31:07,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:07,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 139 states and 205 transitions. [2023-11-21 18:31:07,499 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 205 transitions. [2023-11-21 18:31:07,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-21 18:31:07,506 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:07,507 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:07,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:07,537 INFO L262 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:31:07,538 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:31:07,576 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:31:08,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:08,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 145 states and 216 transitions. [2023-11-21 18:31:08,543 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 216 transitions. [2023-11-21 18:31:08,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-21 18:31:08,543 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:08,543 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:08,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:08,564 INFO L262 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-21 18:31:08,566 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:31:08,912 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:31:11,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:11,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 161 states and 242 transitions. [2023-11-21 18:31:11,188 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 242 transitions. [2023-11-21 18:31:11,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-21 18:31:11,189 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:11,189 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:11,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:11,229 INFO L262 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:31:11,230 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:31:11,279 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:31:13,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:13,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 168 states and 255 transitions. [2023-11-21 18:31:13,431 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 255 transitions. [2023-11-21 18:31:13,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-21 18:31:13,431 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:13,432 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:13,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:13,456 INFO L262 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-21 18:31:13,457 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:31:13,761 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:31:14,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:14,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 170 states and 258 transitions. [2023-11-21 18:31:14,443 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 258 transitions. [2023-11-21 18:31:14,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-21 18:31:14,444 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:14,444 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:14,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:14,464 INFO L262 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-21 18:31:14,465 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:31:14,742 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:31:16,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:16,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 177 states and 273 transitions. [2023-11-21 18:31:16,401 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 273 transitions. [2023-11-21 18:31:16,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-21 18:31:16,402 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:16,402 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:16,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:16,424 INFO L262 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:31:16,425 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:31:16,441 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:31:17,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:17,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 302 states to 181 states and 282 transitions. [2023-11-21 18:31:17,755 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 282 transitions. [2023-11-21 18:31:17,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-21 18:31:17,756 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:17,759 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:17,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:17,780 INFO L262 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-21 18:31:17,781 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:31:18,004 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:31:20,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:20,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 319 states to 191 states and 299 transitions. [2023-11-21 18:31:20,143 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 299 transitions. [2023-11-21 18:31:20,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-21 18:31:20,144 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:20,144 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:20,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:20,171 INFO L262 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:31:20,172 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:31:20,193 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:31:20,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:20,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 192 states and 300 transitions. [2023-11-21 18:31:20,789 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 300 transitions. [2023-11-21 18:31:20,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-21 18:31:20,789 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:20,789 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:20,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:20,808 INFO L262 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-21 18:31:20,809 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:31:21,079 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:31:22,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:22,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 328 states to 198 states and 308 transitions. [2023-11-21 18:31:22,116 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 308 transitions. [2023-11-21 18:31:22,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-21 18:31:22,117 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:22,117 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:22,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:22,139 INFO L262 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-21 18:31:22,140 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:31:22,613 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-21 18:31:24,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:24,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 341 states to 207 states and 321 transitions. [2023-11-21 18:31:24,949 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 321 transitions. [2023-11-21 18:31:24,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-21 18:31:24,950 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:24,950 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:24,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:24,971 INFO L262 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-21 18:31:24,972 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:31:25,215 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:31:26,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:26,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 349 states to 214 states and 329 transitions. [2023-11-21 18:31:26,385 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 329 transitions. [2023-11-21 18:31:26,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-21 18:31:26,387 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:26,387 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:26,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:26,408 INFO L262 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-21 18:31:26,409 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:31:26,443 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:31:26,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:26,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 352 states to 215 states and 332 transitions. [2023-11-21 18:31:26,964 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 332 transitions. [2023-11-21 18:31:26,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-21 18:31:26,965 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:26,965 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:26,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:26,994 INFO L262 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-21 18:31:26,995 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:31:27,650 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:31:29,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:29,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 363 states to 224 states and 343 transitions. [2023-11-21 18:31:29,271 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 343 transitions. [2023-11-21 18:31:29,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-21 18:31:29,272 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:29,272 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:29,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:29,343 INFO L262 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:31:29,345 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:31:29,400 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-21 18:31:29,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:29,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 365 states to 225 states and 345 transitions. [2023-11-21 18:31:29,867 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 345 transitions. [2023-11-21 18:31:29,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-21 18:31:29,868 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:29,869 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:29,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:29,894 INFO L262 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:31:29,895 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:31:29,940 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-21 18:31:30,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:30,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 368 states to 226 states and 348 transitions. [2023-11-21 18:31:30,465 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 348 transitions. [2023-11-21 18:31:30,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-21 18:31:30,466 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:30,466 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:30,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:30,493 INFO L262 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:31:30,494 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:31:30,545 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-21 18:31:31,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:31,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 368 states to 227 states and 348 transitions. [2023-11-21 18:31:31,049 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 348 transitions. [2023-11-21 18:31:31,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-21 18:31:31,050 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:31,050 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:31,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:31,109 INFO L262 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:31:31,110 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:31:31,164 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-21 18:31:31,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:31,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 369 states to 228 states and 349 transitions. [2023-11-21 18:31:31,636 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 349 transitions. [2023-11-21 18:31:31,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-21 18:31:31,637 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:31,637 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:31,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:31,667 INFO L262 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:31:31,669 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:31:31,691 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-21 18:31:32,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:32,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 372 states to 229 states and 352 transitions. [2023-11-21 18:31:32,159 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 352 transitions. [2023-11-21 18:31:32,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-21 18:31:32,161 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:32,162 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:32,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:32,190 INFO L262 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:31:32,191 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:31:32,215 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-21 18:31:32,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:32,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 372 states to 230 states and 352 transitions. [2023-11-21 18:31:32,800 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 352 transitions. [2023-11-21 18:31:32,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-21 18:31:32,801 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:32,801 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:32,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:32,824 INFO L262 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:31:32,825 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:31:32,847 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-21 18:31:33,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:33,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 373 states to 231 states and 353 transitions. [2023-11-21 18:31:33,373 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 353 transitions. [2023-11-21 18:31:33,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-21 18:31:33,374 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:33,374 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:33,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:33,405 INFO L262 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:31:33,407 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:31:33,557 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-21 18:31:35,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:35,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 390 states to 237 states and 370 transitions. [2023-11-21 18:31:35,123 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 370 transitions. [2023-11-21 18:31:35,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-21 18:31:35,124 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:35,124 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:35,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:35,149 INFO L262 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:31:35,150 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:31:35,203 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-11-21 18:31:37,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:37,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 392 states to 237 states and 369 transitions. [2023-11-21 18:31:37,079 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 369 transitions. [2023-11-21 18:31:37,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-21 18:31:37,079 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:37,080 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:37,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:37,103 INFO L262 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:31:37,105 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:31:37,141 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-21 18:31:37,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:37,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 393 states to 238 states and 370 transitions. [2023-11-21 18:31:37,784 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 370 transitions. [2023-11-21 18:31:37,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-21 18:31:37,785 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:37,786 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:37,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:37,814 INFO L262 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:31:37,816 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:31:37,835 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-21 18:31:39,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:39,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 391 states to 236 states and 364 transitions. [2023-11-21 18:31:39,003 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 364 transitions. [2023-11-21 18:31:39,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-21 18:31:39,004 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:39,004 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:39,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:39,034 INFO L262 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:31:39,035 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:31:39,071 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-21 18:31:40,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:40,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 401 states to 241 states and 373 transitions. [2023-11-21 18:31:40,505 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 373 transitions. [2023-11-21 18:31:40,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-21 18:31:40,506 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:40,506 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:40,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:40,529 INFO L262 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:31:40,530 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:31:40,545 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-21 18:31:42,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:42,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 403 states to 241 states and 372 transitions. [2023-11-21 18:31:42,282 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 372 transitions. [2023-11-21 18:31:42,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-21 18:31:42,283 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:42,283 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:42,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:42,307 INFO L262 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:31:42,308 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:31:42,345 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-21 18:31:43,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:43,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 404 states to 242 states and 373 transitions. [2023-11-21 18:31:43,161 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 373 transitions. [2023-11-21 18:31:43,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-21 18:31:43,162 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:43,162 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:43,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:43,187 INFO L262 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:31:43,188 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:31:43,258 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-21 18:31:44,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:44,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 413 states to 249 states and 382 transitions. [2023-11-21 18:31:44,592 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 382 transitions. [2023-11-21 18:31:44,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-21 18:31:44,593 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:44,593 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:44,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:44,618 INFO L262 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:31:44,619 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:31:44,656 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-21 18:31:45,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:45,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 420 states to 254 states and 389 transitions. [2023-11-21 18:31:45,850 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 389 transitions. [2023-11-21 18:31:45,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-21 18:31:45,851 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:45,851 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:45,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:45,879 INFO L262 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:31:45,880 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:31:45,918 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-21 18:31:46,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:46,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 420 states to 255 states and 389 transitions. [2023-11-21 18:31:46,513 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 389 transitions. [2023-11-21 18:31:46,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-21 18:31:46,514 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:46,514 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:46,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:46,539 INFO L262 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:31:46,540 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:31:46,777 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-21 18:31:50,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:50,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 447 states to 264 states and 415 transitions. [2023-11-21 18:31:50,008 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 415 transitions. [2023-11-21 18:31:50,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-21 18:31:50,013 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:50,013 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:50,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:50,049 INFO L262 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-21 18:31:50,050 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:31:50,230 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked.