./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/loop-lit/hh2012-ex3.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 527bcce2 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_e704255b-57dc-4bb6-bfb1-121265690864/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e704255b-57dc-4bb6-bfb1-121265690864/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_e704255b-57dc-4bb6-bfb1-121265690864/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e704255b-57dc-4bb6-bfb1-121265690864/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/loop-lit/hh2012-ex3.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e704255b-57dc-4bb6-bfb1-121265690864/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_e704255b-57dc-4bb6-bfb1-121265690864/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 3c7177334f88b94ca4ee99044935e396702561856a6f48616f98f91aafc609bb --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:28:37,450 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:28:37,582 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e704255b-57dc-4bb6-bfb1-121265690864/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-21 18:28:37,589 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 18:28:37,590 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-21 18:28:37,631 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:28:37,632 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:28:37,633 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:28:37,634 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:28:37,640 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:28:37,640 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:28:37,641 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:28:37,641 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 18:28:37,643 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:28:37,645 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 18:28:37,645 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:28:37,646 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:28:37,646 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:28:37,647 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:28:37,647 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:28:37,648 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:28:37,649 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 18:28:37,649 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:28:37,651 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:28:37,652 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:28:37,652 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:28:37,653 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:28:37,654 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:28:37,654 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:28:37,655 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:28:37,656 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:28:37,656 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:28:37,657 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-21 18:28:37,657 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 18:28:37,658 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:28:37,658 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_e704255b-57dc-4bb6-bfb1-121265690864/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e704255b-57dc-4bb6-bfb1-121265690864/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3c7177334f88b94ca4ee99044935e396702561856a6f48616f98f91aafc609bb [2023-11-21 18:28:38,019 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:28:38,046 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:28:38,049 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:28:38,051 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:28:38,051 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:28:38,053 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e704255b-57dc-4bb6-bfb1-121265690864/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/loop-lit/hh2012-ex3.i [2023-11-21 18:28:41,333 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:28:41,544 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:28:41,544 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e704255b-57dc-4bb6-bfb1-121265690864/sv-benchmarks/c/loop-lit/hh2012-ex3.i [2023-11-21 18:28:41,553 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e704255b-57dc-4bb6-bfb1-121265690864/bin/ukojak-verify-i0I2FZA1j2/data/e0151768b/49fd292e9908481eaeb0dc479dd7f31e/FLAG3b857a398 [2023-11-21 18:28:41,569 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e704255b-57dc-4bb6-bfb1-121265690864/bin/ukojak-verify-i0I2FZA1j2/data/e0151768b/49fd292e9908481eaeb0dc479dd7f31e [2023-11-21 18:28:41,572 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:28:41,574 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:28:41,575 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:28:41,575 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:28:41,581 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:28:41,581 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:28:41" (1/1) ... [2023-11-21 18:28:41,583 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@53ddbb30 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:28:41, skipping insertion in model container [2023-11-21 18:28:41,583 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:28:41" (1/1) ... [2023-11-21 18:28:41,606 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:28:41,781 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:28:41,793 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:28:41,809 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:28:41,825 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:28:41,825 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:28:41 WrapperNode [2023-11-21 18:28:41,825 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:28:41,827 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:28:41,827 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:28:41,827 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:28:41,835 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:28:41" (1/1) ... [2023-11-21 18:28:41,843 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:28:41" (1/1) ... [2023-11-21 18:28:41,862 INFO L138 Inliner]: procedures = 14, calls = 15, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 56 [2023-11-21 18:28:41,863 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:28:41,864 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:28:41,864 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:28:41,864 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:28:41,873 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:28:41" (1/1) ... [2023-11-21 18:28:41,874 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:28:41" (1/1) ... [2023-11-21 18:28:41,875 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:28:41" (1/1) ... [2023-11-21 18:28:41,876 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:28:41" (1/1) ... [2023-11-21 18:28:41,879 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:28:41" (1/1) ... [2023-11-21 18:28:41,882 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:28:41" (1/1) ... [2023-11-21 18:28:41,883 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:28:41" (1/1) ... [2023-11-21 18:28:41,884 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:28:41" (1/1) ... [2023-11-21 18:28:41,886 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:28:41,887 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:28:41,887 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:28:41,887 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:28:41,888 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:28:41" (1/1) ... [2023-11-21 18:28:41,896 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:28:41,912 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e704255b-57dc-4bb6-bfb1-121265690864/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:28:41,934 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e704255b-57dc-4bb6-bfb1-121265690864/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:28:41,963 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e704255b-57dc-4bb6-bfb1-121265690864/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:28:41,984 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:28:41,985 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 18:28:41,985 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:28:41,985 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:28:41,985 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-21 18:28:41,986 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-21 18:28:42,056 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:28:42,058 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:28:42,257 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:28:42,297 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:28:42,297 INFO L308 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-21 18:28:42,302 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:28:42 BoogieIcfgContainer [2023-11-21 18:28:42,302 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:28:42,303 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:28:42,305 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:28:42,312 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:28:42,312 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:28:42" (1/1) ... [2023-11-21 18:28:42,324 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 18:28:42,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:42,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 38 states and 46 transitions. [2023-11-21 18:28:42,377 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 46 transitions. [2023-11-21 18:28:42,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-21 18:28:42,379 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:42,380 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:42,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:42,610 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:28:42,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:42,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 41 states and 52 transitions. [2023-11-21 18:28:42,702 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 52 transitions. [2023-11-21 18:28:42,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-21 18:28:42,706 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:42,707 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:42,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:42,776 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:28:42,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:42,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 45 states and 59 transitions. [2023-11-21 18:28:42,956 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 59 transitions. [2023-11-21 18:28:42,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-21 18:28:42,957 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:42,957 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:42,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:43,057 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:28:43,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:43,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 49 states and 66 transitions. [2023-11-21 18:28:43,431 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 66 transitions. [2023-11-21 18:28:43,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-21 18:28:43,432 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:43,433 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:43,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:43,528 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:28:43,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:43,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 50 states and 67 transitions. [2023-11-21 18:28:43,543 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 67 transitions. [2023-11-21 18:28:43,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-21 18:28:43,544 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:43,544 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:43,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:43,647 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 18:28:43,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:43,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 53 states and 73 transitions. [2023-11-21 18:28:43,700 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 73 transitions. [2023-11-21 18:28:43,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-21 18:28:43,701 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:43,702 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:43,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:43,806 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 18:28:43,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:43,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 57 states and 79 transitions. [2023-11-21 18:28:43,930 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 79 transitions. [2023-11-21 18:28:43,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-21 18:28:43,931 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:43,931 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:43,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:44,023 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-21 18:28:44,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:44,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 66 states and 93 transitions. [2023-11-21 18:28:44,473 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 93 transitions. [2023-11-21 18:28:44,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-21 18:28:44,475 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:44,476 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:44,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:44,683 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-21 18:28:45,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:45,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 77 states and 113 transitions. [2023-11-21 18:28:45,404 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 113 transitions. [2023-11-21 18:28:45,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-21 18:28:45,405 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:45,405 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:45,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:45,582 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-21 18:28:46,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:46,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 84 states and 124 transitions. [2023-11-21 18:28:46,067 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 124 transitions. [2023-11-21 18:28:46,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-21 18:28:46,068 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:46,069 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:46,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:46,206 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2023-11-21 18:28:46,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:46,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 86 states and 128 transitions. [2023-11-21 18:28:46,702 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 128 transitions. [2023-11-21 18:28:46,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-21 18:28:46,703 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:46,704 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:46,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:46,804 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-21 18:28:46,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:46,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 89 states and 133 transitions. [2023-11-21 18:28:46,969 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 133 transitions. [2023-11-21 18:28:46,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-21 18:28:46,984 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:46,984 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:47,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:47,147 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2023-11-21 18:28:47,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:47,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 88 states and 132 transitions. [2023-11-21 18:28:47,475 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 132 transitions. [2023-11-21 18:28:47,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-21 18:28:47,476 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:47,476 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:47,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:47,688 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-21 18:28:48,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:48,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 96 states and 146 transitions. [2023-11-21 18:28:48,453 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 146 transitions. [2023-11-21 18:28:48,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-21 18:28:48,455 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:48,455 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:48,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:48,663 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2023-11-21 18:28:49,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:49,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 101 states and 154 transitions. [2023-11-21 18:28:49,335 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 154 transitions. [2023-11-21 18:28:49,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-21 18:28:49,338 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:49,338 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:49,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:49,543 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2023-11-21 18:28:49,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:49,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 105 states and 159 transitions. [2023-11-21 18:28:49,778 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 159 transitions. [2023-11-21 18:28:49,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-21 18:28:49,780 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:49,781 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:49,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:49,988 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2023-11-21 18:28:51,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:51,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 116 states and 185 transitions. [2023-11-21 18:28:51,327 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 185 transitions. [2023-11-21 18:28:51,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-21 18:28:51,329 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:51,329 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:51,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:51,399 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2023-11-21 18:28:51,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:51,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 120 states and 190 transitions. [2023-11-21 18:28:51,683 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 190 transitions. [2023-11-21 18:28:51,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-21 18:28:51,685 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:51,685 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:51,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:51,902 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 10 proven. 9 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2023-11-21 18:28:52,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:52,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 126 states and 196 transitions. [2023-11-21 18:28:52,434 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 196 transitions. [2023-11-21 18:28:52,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-21 18:28:52,435 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:52,435 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:52,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:52,487 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2023-11-21 18:28:52,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:52,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 126 states and 195 transitions. [2023-11-21 18:28:52,739 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 195 transitions. [2023-11-21 18:28:52,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-21 18:28:52,740 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:52,740 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:52,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:52,845 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 98 trivial. 0 not checked. [2023-11-21 18:28:52,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:52,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 125 states and 194 transitions. [2023-11-21 18:28:52,950 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 194 transitions. [2023-11-21 18:28:52,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-21 18:28:52,951 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:52,951 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:52,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:53,046 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 99 trivial. 0 not checked. [2023-11-21 18:28:53,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:53,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 129 states and 203 transitions. [2023-11-21 18:28:53,555 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 203 transitions. [2023-11-21 18:28:53,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-21 18:28:53,556 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:53,556 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:53,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:53,733 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 0 proven. 29 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2023-11-21 18:28:54,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:54,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 140 states and 224 transitions. [2023-11-21 18:28:54,699 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 224 transitions. [2023-11-21 18:28:54,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-21 18:28:54,701 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:54,701 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:54,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:55,054 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2023-11-21 18:28:55,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:55,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 146 states and 231 transitions. [2023-11-21 18:28:55,591 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 231 transitions. [2023-11-21 18:28:55,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-21 18:28:55,592 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:55,592 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:55,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:55,839 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2023-11-21 18:28:56,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:56,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 157 states and 256 transitions. [2023-11-21 18:28:56,879 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 256 transitions. [2023-11-21 18:28:56,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-11-21 18:28:56,880 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:56,881 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:56,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:57,189 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 31 proven. 14 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2023-11-21 18:28:57,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:57,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 162 states and 262 transitions. [2023-11-21 18:28:57,792 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 262 transitions. [2023-11-21 18:28:57,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-11-21 18:28:57,793 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:57,794 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:57,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:57,847 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 168 trivial. 0 not checked. [2023-11-21 18:28:58,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:58,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 162 states and 261 transitions. [2023-11-21 18:28:58,146 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 261 transitions. [2023-11-21 18:28:58,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-11-21 18:28:58,147 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:58,147 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:58,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:58,181 INFO L134 CoverageAnalysis]: Checked inductivity of 218 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 211 trivial. 0 not checked. [2023-11-21 18:28:58,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:58,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 162 states and 260 transitions. [2023-11-21 18:28:58,469 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 260 transitions. [2023-11-21 18:28:58,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2023-11-21 18:28:58,470 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:58,470 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:58,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:58,672 INFO L134 CoverageAnalysis]: Checked inductivity of 242 backedges. 0 proven. 60 refuted. 0 times theorem prover too weak. 182 trivial. 0 not checked. [2023-11-21 18:28:59,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:59,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 294 states to 169 states and 274 transitions. [2023-11-21 18:28:59,180 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 274 transitions. [2023-11-21 18:28:59,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2023-11-21 18:28:59,181 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:59,182 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:59,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:59,517 INFO L134 CoverageAnalysis]: Checked inductivity of 314 backedges. 58 proven. 16 refuted. 0 times theorem prover too weak. 240 trivial. 0 not checked. [2023-11-21 18:29:00,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:29:00,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 299 states to 172 states and 279 transitions. [2023-11-21 18:29:00,014 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 279 transitions. [2023-11-21 18:29:00,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2023-11-21 18:29:00,016 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:29:00,016 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:29:00,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:29:00,364 INFO L134 CoverageAnalysis]: Checked inductivity of 318 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 240 trivial. 0 not checked. [2023-11-21 18:29:01,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:29:01,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 183 states and 305 transitions. [2023-11-21 18:29:01,499 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 305 transitions. [2023-11-21 18:29:01,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2023-11-21 18:29:01,501 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:29:01,501 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:29:01,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:29:01,928 INFO L134 CoverageAnalysis]: Checked inductivity of 322 backedges. 63 proven. 19 refuted. 0 times theorem prover too weak. 240 trivial. 0 not checked. [2023-11-21 18:29:02,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:29:02,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 326 states to 185 states and 306 transitions. [2023-11-21 18:29:02,839 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 306 transitions. [2023-11-21 18:29:02,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2023-11-21 18:29:02,840 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:29:02,841 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:29:02,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:29:03,252 INFO L134 CoverageAnalysis]: Checked inductivity of 322 backedges. 63 proven. 19 refuted. 0 times theorem prover too weak. 240 trivial. 0 not checked. [2023-11-21 18:29:03,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:29:03,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 188 states and 309 transitions. [2023-11-21 18:29:03,877 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 309 transitions. [2023-11-21 18:29:03,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2023-11-21 18:29:03,878 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:29:03,878 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:29:03,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:29:03,917 INFO L134 CoverageAnalysis]: Checked inductivity of 376 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 366 trivial. 0 not checked. [2023-11-21 18:29:04,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:29:04,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 333 states to 188 states and 308 transitions. [2023-11-21 18:29:04,485 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 308 transitions. [2023-11-21 18:29:04,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2023-11-21 18:29:04,486 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:29:04,486 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:29:04,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:29:04,549 INFO L134 CoverageAnalysis]: Checked inductivity of 376 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 366 trivial. 0 not checked. [2023-11-21 18:29:04,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:29:04,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 333 states to 188 states and 307 transitions. [2023-11-21 18:29:04,933 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 307 transitions. [2023-11-21 18:29:04,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2023-11-21 18:29:04,934 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:29:04,934 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:29:04,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:29:04,979 INFO L134 CoverageAnalysis]: Checked inductivity of 376 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 366 trivial. 0 not checked. [2023-11-21 18:29:05,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:29:05,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 336 states to 188 states and 306 transitions. [2023-11-21 18:29:05,338 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 306 transitions. [2023-11-21 18:29:05,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2023-11-21 18:29:05,339 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:29:05,340 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:29:05,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:29:05,387 INFO L134 CoverageAnalysis]: Checked inductivity of 376 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 366 trivial. 0 not checked. [2023-11-21 18:29:05,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:29:05,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 339 states to 188 states and 305 transitions. [2023-11-21 18:29:05,738 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 305 transitions. [2023-11-21 18:29:05,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2023-11-21 18:29:05,739 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:29:05,739 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:29:05,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:29:06,582 INFO L134 CoverageAnalysis]: Checked inductivity of 450 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 434 trivial. 0 not checked. [2023-11-21 18:29:08,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:29:08,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 359 states to 201 states and 325 transitions. [2023-11-21 18:29:08,995 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 325 transitions. [2023-11-21 18:29:08,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2023-11-21 18:29:08,996 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:29:08,996 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:29:09,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:29:09,239 INFO L134 CoverageAnalysis]: Checked inductivity of 450 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 434 trivial. 0 not checked. [2023-11-21 18:29:09,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:29:09,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 363 states to 204 states and 329 transitions. [2023-11-21 18:29:09,681 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 329 transitions. [2023-11-21 18:29:09,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2023-11-21 18:29:09,682 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:29:09,682 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:29:09,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:29:09,955 INFO L134 CoverageAnalysis]: Checked inductivity of 450 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 380 trivial. 0 not checked. [2023-11-21 18:29:11,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:29:11,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 376 states to 212 states and 342 transitions. [2023-11-21 18:29:11,317 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 342 transitions. [2023-11-21 18:29:11,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2023-11-21 18:29:11,318 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:29:11,318 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:29:11,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:29:11,539 INFO L134 CoverageAnalysis]: Checked inductivity of 450 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 450 trivial. 0 not checked. [2023-11-21 18:29:11,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:29:11,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 375 states to 211 states and 341 transitions. [2023-11-21 18:29:11,962 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 341 transitions. [2023-11-21 18:29:11,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2023-11-21 18:29:11,963 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:29:11,963 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:29:11,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:29:12,106 INFO L134 CoverageAnalysis]: Checked inductivity of 450 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 380 trivial. 0 not checked. [2023-11-21 18:29:12,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:29:12,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 377 states to 213 states and 343 transitions. [2023-11-21 18:29:12,181 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 343 transitions. [2023-11-21 18:29:12,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2023-11-21 18:29:12,182 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:29:12,182 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:29:12,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:29:12,509 INFO L134 CoverageAnalysis]: Checked inductivity of 460 backedges. 1 proven. 25 refuted. 0 times theorem prover too weak. 434 trivial. 0 not checked. [2023-11-21 18:29:12,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:29:12,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 379 states to 216 states and 345 transitions. [2023-11-21 18:29:12,917 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 345 transitions. [2023-11-21 18:29:12,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2023-11-21 18:29:12,917 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:29:12,918 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:29:12,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:29:12,987 INFO L134 CoverageAnalysis]: Checked inductivity of 468 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 451 trivial. 0 not checked. [2023-11-21 18:29:13,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:29:13,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 382 states to 219 states and 348 transitions. [2023-11-21 18:29:13,614 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 348 transitions. [2023-11-21 18:29:13,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2023-11-21 18:29:13,615 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:29:13,615 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:29:13,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:29:13,685 INFO L134 CoverageAnalysis]: Checked inductivity of 468 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 451 trivial. 0 not checked. [2023-11-21 18:29:14,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:29:14,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 385 states to 222 states and 351 transitions. [2023-11-21 18:29:14,421 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 351 transitions. [2023-11-21 18:29:14,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2023-11-21 18:29:14,423 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:29:14,423 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:29:14,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:29:14,531 INFO L134 CoverageAnalysis]: Checked inductivity of 468 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 451 trivial. 0 not checked. [2023-11-21 18:29:15,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:29:15,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 388 states to 225 states and 354 transitions. [2023-11-21 18:29:15,208 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 354 transitions. [2023-11-21 18:29:15,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2023-11-21 18:29:15,209 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:29:15,209 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:29:15,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:29:16,075 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 606 trivial. 0 not checked. [2023-11-21 18:29:17,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:29:17,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 394 states to 231 states and 360 transitions. [2023-11-21 18:29:17,448 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 360 transitions. [2023-11-21 18:29:17,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2023-11-21 18:29:17,449 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:29:17,449 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:29:17,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:29:17,564 INFO L134 CoverageAnalysis]: Checked inductivity of 689 backedges. 62 proven. 4 refuted. 0 times theorem prover too weak. 623 trivial. 0 not checked. [2023-11-21 18:29:18,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:29:18,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 401 states to 237 states and 367 transitions. [2023-11-21 18:29:18,426 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 367 transitions. [2023-11-21 18:29:18,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2023-11-21 18:29:18,427 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:29:18,428 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:29:18,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:29:18,775 INFO L134 CoverageAnalysis]: Checked inductivity of 947 backedges. 0 proven. 137 refuted. 0 times theorem prover too weak. 810 trivial. 0 not checked. [2023-11-21 18:29:20,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:29:20,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 412 states to 243 states and 377 transitions. [2023-11-21 18:29:20,528 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 377 transitions. [2023-11-21 18:29:20,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2023-11-21 18:29:20,529 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:29:20,529 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:29:20,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:29:20,919 INFO L134 CoverageAnalysis]: Checked inductivity of 947 backedges. 0 proven. 137 refuted. 0 times theorem prover too weak. 810 trivial. 0 not checked. [2023-11-21 18:29:21,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:29:21,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 417 states to 247 states and 382 transitions. [2023-11-21 18:29:21,424 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 382 transitions. [2023-11-21 18:29:21,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2023-11-21 18:29:21,425 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:29:21,426 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:29:21,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:29:21,655 INFO L134 CoverageAnalysis]: Checked inductivity of 953 backedges. 117 proven. 9 refuted. 0 times theorem prover too weak. 827 trivial. 0 not checked. [2023-11-21 18:29:22,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:29:22,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 423 states to 253 states and 388 transitions. [2023-11-21 18:29:22,739 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 388 transitions. [2023-11-21 18:29:22,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2023-11-21 18:29:22,740 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:29:22,740 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:29:22,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:29:23,228 INFO L134 CoverageAnalysis]: Checked inductivity of 1253 backedges. 0 proven. 207 refuted. 0 times theorem prover too weak. 1046 trivial. 0 not checked. [2023-11-21 18:29:24,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:29:24,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 430 states to 259 states and 395 transitions. [2023-11-21 18:29:24,083 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 395 transitions. [2023-11-21 18:29:24,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2023-11-21 18:29:24,084 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:29:24,084 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:29:24,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:29:24,429 INFO L134 CoverageAnalysis]: Checked inductivity of 1260 backedges. 183 proven. 14 refuted. 0 times theorem prover too weak. 1063 trivial. 0 not checked. [2023-11-21 18:29:25,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:29:25,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 436 states to 264 states and 401 transitions. [2023-11-21 18:29:25,157 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 401 transitions. [2023-11-21 18:29:25,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2023-11-21 18:29:25,159 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:29:25,159 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:29:25,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:29:25,913 INFO L134 CoverageAnalysis]: Checked inductivity of 1602 backedges. 0 proven. 288 refuted. 0 times theorem prover too weak. 1314 trivial. 0 not checked.