./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/ldv-memsafety/ArraysOfVariableLength5.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version b5237d83 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_191ac600-8cb7-4c1a-b475-1fbe3900f2b7/bin/ukojak-jW3SillKbg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_191ac600-8cb7-4c1a-b475-1fbe3900f2b7/bin/ukojak-jW3SillKbg/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_191ac600-8cb7-4c1a-b475-1fbe3900f2b7/bin/ukojak-jW3SillKbg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_191ac600-8cb7-4c1a-b475-1fbe3900f2b7/bin/ukojak-jW3SillKbg/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-memsafety/ArraysOfVariableLength5.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_191ac600-8cb7-4c1a-b475-1fbe3900f2b7/bin/ukojak-jW3SillKbg/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_191ac600-8cb7-4c1a-b475-1fbe3900f2b7/bin/ukojak-jW3SillKbg --witnessprinter.witness.filename witness.graphml --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 c60dc3ce59c2c65912da9b7b458247bdc42b4524b29b39bec7ce63758c18c031 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-b5237d8 [2022-11-21 22:58:24,397 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 22:58:24,399 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 22:58:24,439 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 22:58:24,440 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 22:58:24,444 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 22:58:24,447 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 22:58:24,448 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 22:58:24,450 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 22:58:24,450 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 22:58:24,451 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 22:58:24,452 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 22:58:24,453 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 22:58:24,454 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 22:58:24,457 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 22:58:24,458 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 22:58:24,460 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 22:58:24,465 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 22:58:24,468 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 22:58:24,473 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 22:58:24,475 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 22:58:24,479 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 22:58:24,480 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 22:58:24,481 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 22:58:24,489 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 22:58:24,489 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 22:58:24,489 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 22:58:24,490 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 22:58:24,493 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 22:58:24,495 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 22:58:24,496 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 22:58:24,497 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 22:58:24,499 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 22:58:24,500 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 22:58:24,501 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 22:58:24,501 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 22:58:24,502 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 22:58:24,502 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 22:58:24,502 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 22:58:24,503 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 22:58:24,503 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 22:58:24,504 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_191ac600-8cb7-4c1a-b475-1fbe3900f2b7/bin/ukojak-jW3SillKbg/config/svcomp-Overflow-32bit-Kojak_Default.epf [2022-11-21 22:58:24,537 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 22:58:24,537 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 22:58:24,538 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 22:58:24,539 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-21 22:58:24,539 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 22:58:24,540 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 22:58:24,540 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 22:58:24,540 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-21 22:58:24,540 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-21 22:58:24,541 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-21 22:58:24,541 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-21 22:58:24,541 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 22:58:24,541 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-21 22:58:24,541 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 22:58:24,542 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-21 22:58:24,542 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-21 22:58:24,542 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-21 22:58:24,542 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-21 22:58:24,542 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 22:58:24,543 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-21 22:58:24,543 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-21 22:58:24,543 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-21 22:58:24,543 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 22:58:24,544 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 22:58:24,544 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 22:58:24,544 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 22:58:24,544 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-21 22:58:24,544 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-21 22:58:24,545 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-21 22:58:24,545 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-21 22:58:24,546 INFO L138 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_191ac600-8cb7-4c1a-b475-1fbe3900f2b7/bin/ukojak-jW3SillKbg/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_191ac600-8cb7-4c1a-b475-1fbe3900f2b7/bin/ukojak-jW3SillKbg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c60dc3ce59c2c65912da9b7b458247bdc42b4524b29b39bec7ce63758c18c031 [2022-11-21 22:58:24,857 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 22:58:24,888 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 22:58:24,891 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 22:58:24,892 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 22:58:24,894 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 22:58:24,895 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_191ac600-8cb7-4c1a-b475-1fbe3900f2b7/bin/ukojak-jW3SillKbg/../../sv-benchmarks/c/ldv-memsafety/ArraysOfVariableLength5.c [2022-11-21 22:58:27,978 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 22:58:28,169 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 22:58:28,169 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_191ac600-8cb7-4c1a-b475-1fbe3900f2b7/sv-benchmarks/c/ldv-memsafety/ArraysOfVariableLength5.c [2022-11-21 22:58:28,175 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_191ac600-8cb7-4c1a-b475-1fbe3900f2b7/bin/ukojak-jW3SillKbg/data/7e2b76596/f4d3e603d20944e89f8efec2b64492a4/FLAGcfc429106 [2022-11-21 22:58:28,199 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_191ac600-8cb7-4c1a-b475-1fbe3900f2b7/bin/ukojak-jW3SillKbg/data/7e2b76596/f4d3e603d20944e89f8efec2b64492a4 [2022-11-21 22:58:28,201 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 22:58:28,204 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 22:58:28,208 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 22:58:28,209 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 22:58:28,212 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 22:58:28,213 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:58:28" (1/1) ... [2022-11-21 22:58:28,214 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6df680d1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:58:28, skipping insertion in model container [2022-11-21 22:58:28,214 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:58:28" (1/1) ... [2022-11-21 22:58:28,222 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 22:58:28,243 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 22:58:28,438 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 22:58:28,450 INFO L203 MainTranslator]: Completed pre-run [2022-11-21 22:58:28,473 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 22:58:28,492 INFO L208 MainTranslator]: Completed translation [2022-11-21 22:58:28,493 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:58:28 WrapperNode [2022-11-21 22:58:28,493 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 22:58:28,495 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-21 22:58:28,495 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-21 22:58:28,495 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-21 22:58:28,505 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:58:28" (1/1) ... [2022-11-21 22:58:28,511 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:58:28" (1/1) ... [2022-11-21 22:58:28,528 INFO L138 Inliner]: procedures = 8, calls = 14, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 75 [2022-11-21 22:58:28,528 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-21 22:58:28,529 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-21 22:58:28,529 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-21 22:58:28,529 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-21 22:58:28,537 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:58:28" (1/1) ... [2022-11-21 22:58:28,537 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:58:28" (1/1) ... [2022-11-21 22:58:28,539 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:58:28" (1/1) ... [2022-11-21 22:58:28,539 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:58:28" (1/1) ... [2022-11-21 22:58:28,544 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:58:28" (1/1) ... [2022-11-21 22:58:28,548 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:58:28" (1/1) ... [2022-11-21 22:58:28,549 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:58:28" (1/1) ... [2022-11-21 22:58:28,550 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:58:28" (1/1) ... [2022-11-21 22:58:28,551 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-21 22:58:28,552 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-21 22:58:28,552 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-21 22:58:28,553 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-21 22:58:28,553 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:58:28" (1/1) ... [2022-11-21 22:58:28,560 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 22:58:28,572 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_191ac600-8cb7-4c1a-b475-1fbe3900f2b7/bin/ukojak-jW3SillKbg/z3 [2022-11-21 22:58:28,589 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_191ac600-8cb7-4c1a-b475-1fbe3900f2b7/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-21 22:58:28,601 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_191ac600-8cb7-4c1a-b475-1fbe3900f2b7/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-21 22:58:28,632 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-21 22:58:28,632 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-21 22:58:28,633 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-21 22:58:28,633 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-21 22:58:28,633 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-21 22:58:28,633 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-21 22:58:28,708 INFO L235 CfgBuilder]: Building ICFG [2022-11-21 22:58:28,710 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-21 22:58:28,909 INFO L276 CfgBuilder]: Performing block encoding [2022-11-21 22:58:28,949 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-21 22:58:28,950 INFO L300 CfgBuilder]: Removed 3 assume(true) statements. [2022-11-21 22:58:28,952 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:58:28 BoogieIcfgContainer [2022-11-21 22:58:28,952 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-21 22:58:28,953 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-21 22:58:28,954 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-21 22:58:28,964 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-21 22:58:28,965 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:58:28" (1/1) ... [2022-11-21 22:58:28,974 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 22:58:29,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:58:29,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 19 states and 22 transitions. [2022-11-21 22:58:29,028 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 22 transitions. [2022-11-21 22:58:29,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-21 22:58:29,040 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:58:29,041 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:58:29,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:58:29,398 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:58:29,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:58:29,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 21 states and 26 transitions. [2022-11-21 22:58:29,451 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 26 transitions. [2022-11-21 22:58:29,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-21 22:58:29,451 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:58:29,452 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:58:29,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:58:29,713 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:58:29,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:58:29,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 23 states and 32 transitions. [2022-11-21 22:58:29,855 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 32 transitions. [2022-11-21 22:58:29,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-11-21 22:58:29,858 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:58:29,858 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:58:29,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:58:29,920 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:58:29,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:58:29,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 24 states and 33 transitions. [2022-11-21 22:58:29,940 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 33 transitions. [2022-11-21 22:58:29,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-11-21 22:58:29,941 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:58:29,941 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:58:29,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:58:30,111 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:58:30,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:58:30,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 28 states and 42 transitions. [2022-11-21 22:58:30,379 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 42 transitions. [2022-11-21 22:58:30,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-11-21 22:58:30,380 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:58:30,381 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:58:30,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:58:30,503 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:58:30,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:58:30,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 31 states and 47 transitions. [2022-11-21 22:58:30,604 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 47 transitions. [2022-11-21 22:58:30,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-11-21 22:58:30,604 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:58:30,605 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:58:30,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:58:30,667 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:58:30,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:58:30,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 32 states and 48 transitions. [2022-11-21 22:58:30,690 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 48 transitions. [2022-11-21 22:58:30,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-11-21 22:58:30,691 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:58:30,692 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:58:30,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:58:30,806 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-21 22:58:31,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:58:31,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 34 states and 50 transitions. [2022-11-21 22:58:31,028 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 50 transitions. [2022-11-21 22:58:31,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-11-21 22:58:31,028 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:58:31,029 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:58:31,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:58:31,176 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-21 22:58:31,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:58:31,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 56 transitions. [2022-11-21 22:58:31,369 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 56 transitions. [2022-11-21 22:58:31,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-11-21 22:58:31,372 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:58:31,372 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:58:31,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:58:31,627 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-21 22:58:32,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:58:32,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 43 states and 71 transitions. [2022-11-21 22:58:32,338 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 71 transitions. [2022-11-21 22:58:32,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-21 22:58:32,339 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:58:32,339 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:58:32,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:58:32,478 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-21 22:58:32,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:58:32,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 46 states and 74 transitions. [2022-11-21 22:58:32,931 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 74 transitions. [2022-11-21 22:58:32,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-21 22:58:32,931 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:58:32,932 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:58:32,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:58:33,130 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-21 22:58:33,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:58:33,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 46 states and 72 transitions. [2022-11-21 22:58:33,542 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 72 transitions. [2022-11-21 22:58:33,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-21 22:58:33,543 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:58:33,544 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:58:33,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:58:33,856 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-21 22:58:34,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:58:34,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 53 states and 85 transitions. [2022-11-21 22:58:34,763 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 85 transitions. [2022-11-21 22:58:34,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-11-21 22:58:34,764 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:58:34,764 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:58:34,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:58:34,828 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 10 proven. 3 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-11-21 22:58:35,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:58:35,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 54 states and 85 transitions. [2022-11-21 22:58:35,073 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 85 transitions. [2022-11-21 22:58:35,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-11-21 22:58:35,073 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:58:35,074 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:58:35,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:58:35,626 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 4 proven. 24 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-21 22:58:36,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:58:36,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 57 states and 89 transitions. [2022-11-21 22:58:36,537 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 89 transitions. [2022-11-21 22:58:36,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-11-21 22:58:36,538 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:58:36,538 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:58:36,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:58:36,729 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-21 22:58:37,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:58:37,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 60 states and 96 transitions. [2022-11-21 22:58:37,416 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 96 transitions. [2022-11-21 22:58:37,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-11-21 22:58:37,416 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:58:37,417 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:58:37,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:58:37,790 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-21 22:58:38,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:58:38,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 62 states and 98 transitions. [2022-11-21 22:58:38,575 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 98 transitions. [2022-11-21 22:58:38,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-11-21 22:58:38,576 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:58:38,576 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:58:38,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:58:39,028 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 48 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-11-21 22:58:40,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:58:40,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 69 states and 111 transitions. [2022-11-21 22:58:40,252 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 111 transitions. [2022-11-21 22:58:40,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-11-21 22:58:40,252 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:58:40,253 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:58:40,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:58:40,333 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 24 proven. 3 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2022-11-21 22:58:40,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:58:40,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 70 states and 111 transitions. [2022-11-21 22:58:40,637 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 111 transitions. [2022-11-21 22:58:40,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-11-21 22:58:40,646 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:58:40,648 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:58:40,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:58:40,888 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 33 proven. 7 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2022-11-21 22:58:41,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:58:41,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 73 states and 117 transitions. [2022-11-21 22:58:41,523 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 117 transitions. [2022-11-21 22:58:41,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-11-21 22:58:41,524 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:58:41,526 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:58:41,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:58:42,183 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 11 proven. 76 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-21 22:58:43,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:58:43,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 77 states and 121 transitions. [2022-11-21 22:58:43,388 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 121 transitions. [2022-11-21 22:58:43,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-11-21 22:58:43,389 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:58:43,389 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:58:43,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:58:43,632 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2022-11-21 22:58:45,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:58:45,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 83 states and 128 transitions. [2022-11-21 22:58:45,267 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 128 transitions. [2022-11-21 22:58:45,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-11-21 22:58:45,267 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:58:45,268 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:58:45,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:58:45,943 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 49 proven. 11 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2022-11-21 22:58:46,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:58:46,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 83 states and 126 transitions. [2022-11-21 22:58:46,723 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 126 transitions. [2022-11-21 22:58:46,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2022-11-21 22:58:46,723 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:58:46,724 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:58:46,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:58:47,312 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 81 proven. 20 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2022-11-21 22:58:48,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:58:48,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 86 states and 131 transitions. [2022-11-21 22:58:48,040 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 131 transitions. [2022-11-21 22:58:48,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-11-21 22:58:48,041 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:58:48,041 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:58:48,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:58:48,182 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 44 proven. 3 refuted. 0 times theorem prover too weak. 97 trivial. 0 not checked. [2022-11-21 22:58:48,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:58:48,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 71 states and 88 transitions. [2022-11-21 22:58:48,529 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 88 transitions. [2022-11-21 22:58:48,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-11-21 22:58:48,530 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:58:48,530 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:58:48,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:58:48,720 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 97 trivial. 0 not checked. [2022-11-21 22:58:49,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:58:49,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 74 states and 94 transitions. [2022-11-21 22:58:49,207 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 94 transitions. [2022-11-21 22:58:49,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-11-21 22:58:49,207 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:58:49,208 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:58:49,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:58:49,460 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 97 trivial. 0 not checked. [2022-11-21 22:58:50,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:58:50,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 73 states and 90 transitions. [2022-11-21 22:58:50,040 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 90 transitions. [2022-11-21 22:58:50,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-11-21 22:58:50,040 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:58:50,041 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:58:50,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:58:50,363 INFO L134 CoverageAnalysis]: Checked inductivity of 194 backedges. 82 proven. 15 refuted. 0 times theorem prover too weak. 97 trivial. 0 not checked. [2022-11-21 22:58:51,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:58:51,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 76 states and 97 transitions. [2022-11-21 22:58:51,246 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 97 transitions. [2022-11-21 22:58:51,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-11-21 22:58:51,246 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:58:51,247 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:58:51,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:58:51,458 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 97 trivial. 0 not checked. [2022-11-21 22:58:51,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:58:51,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 80 states and 102 transitions. [2022-11-21 22:58:51,824 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 102 transitions. [2022-11-21 22:58:51,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-11-21 22:58:51,825 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:58:51,825 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:58:51,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:58:52,177 INFO L134 CoverageAnalysis]: Checked inductivity of 227 backedges. 104 proven. 26 refuted. 0 times theorem prover too weak. 97 trivial. 0 not checked. [2022-11-21 22:58:53,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:58:53,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 83 states and 109 transitions. [2022-11-21 22:58:53,271 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 109 transitions. [2022-11-21 22:58:53,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-11-21 22:58:53,272 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:58:53,272 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:58:53,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:58:53,994 INFO L134 CoverageAnalysis]: Checked inductivity of 221 backedges. 0 proven. 181 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2022-11-21 22:58:59,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:58:59,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 99 states and 128 transitions. [2022-11-21 22:58:59,072 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 128 transitions. [2022-11-21 22:58:59,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-11-21 22:58:59,072 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:58:59,073 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:58:59,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:58:59,211 INFO L134 CoverageAnalysis]: Checked inductivity of 225 backedges. 106 proven. 4 refuted. 0 times theorem prover too weak. 115 trivial. 0 not checked. [2022-11-21 22:59:00,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:59:00,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 101 states and 131 transitions. [2022-11-21 22:59:00,390 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 131 transitions. [2022-11-21 22:59:00,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2022-11-21 22:59:00,390 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:59:00,391 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:59:00,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:59:02,544 INFO L134 CoverageAnalysis]: Checked inductivity of 412 backedges. 225 proven. 90 refuted. 0 times theorem prover too weak. 97 trivial. 0 not checked. [2022-11-21 22:59:06,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:59:06,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 101 states and 127 transitions. [2022-11-21 22:59:06,999 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 127 transitions. [2022-11-21 22:59:06,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2022-11-21 22:59:06,999 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:59:07,000 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:59:07,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:59:07,395 INFO L134 CoverageAnalysis]: Checked inductivity of 251 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 230 trivial. 0 not checked. [2022-11-21 22:59:07,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:59:07,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 105 states and 132 transitions. [2022-11-21 22:59:07,892 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 132 transitions. [2022-11-21 22:59:07,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2022-11-21 22:59:07,892 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:59:07,893 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:59:07,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:59:08,348 INFO L134 CoverageAnalysis]: Checked inductivity of 470 backedges. 200 proven. 40 refuted. 0 times theorem prover too weak. 230 trivial. 0 not checked. [2022-11-21 22:59:09,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:59:09,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 108 states and 141 transitions. [2022-11-21 22:59:09,813 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 141 transitions. [2022-11-21 22:59:09,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2022-11-21 22:59:09,813 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:59:09,814 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:59:09,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:59:11,791 INFO L134 CoverageAnalysis]: Checked inductivity of 460 backedges. 235 proven. 93 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2022-11-21 22:59:21,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:59:21,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 129 states and 165 transitions. [2022-11-21 22:59:21,562 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 165 transitions. [2022-11-21 22:59:21,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2022-11-21 22:59:21,563 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:59:21,563 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:59:21,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:59:21,724 INFO L134 CoverageAnalysis]: Checked inductivity of 465 backedges. 200 proven. 5 refuted. 0 times theorem prover too weak. 260 trivial. 0 not checked. [2022-11-21 22:59:22,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:59:22,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 129 states and 164 transitions. [2022-11-21 22:59:22,276 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 164 transitions. [2022-11-21 22:59:22,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2022-11-21 22:59:22,277 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:59:22,277 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:59:22,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:59:24,422 INFO L134 CoverageAnalysis]: Checked inductivity of 788 backedges. 420 proven. 138 refuted. 0 times theorem prover too weak. 230 trivial. 0 not checked. [2022-11-21 22:59:27,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:59:27,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 129 states and 159 transitions. [2022-11-21 22:59:27,644 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 159 transitions. [2022-11-21 22:59:27,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2022-11-21 22:59:27,645 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:59:27,645 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:59:27,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:59:28,060 INFO L134 CoverageAnalysis]: Checked inductivity of 507 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 471 trivial. 0 not checked. [2022-11-21 22:59:28,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:59:28,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 133 states and 164 transitions. [2022-11-21 22:59:28,695 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 164 transitions. [2022-11-21 22:59:28,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2022-11-21 22:59:28,696 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:59:28,696 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:59:28,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:59:29,744 INFO L134 CoverageAnalysis]: Checked inductivity of 855 backedges. 390 proven. 282 refuted. 0 times theorem prover too weak. 183 trivial. 0 not checked. [2022-11-21 22:59:39,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:59:39,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 155 states and 188 transitions. [2022-11-21 22:59:39,995 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 188 transitions. [2022-11-21 22:59:39,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-11-21 22:59:39,996 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:59:39,996 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:59:40,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:59:40,255 INFO L134 CoverageAnalysis]: Checked inductivity of 861 backedges. 339 proven. 6 refuted. 0 times theorem prover too weak. 516 trivial. 0 not checked. [2022-11-21 22:59:40,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:59:40,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 155 states and 187 transitions. [2022-11-21 22:59:40,990 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 187 transitions. [2022-11-21 22:59:40,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2022-11-21 22:59:40,991 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:59:40,992 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:59:41,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:59:41,723 INFO L134 CoverageAnalysis]: Checked inductivity of 1394 backedges. 469 proven. 57 refuted. 0 times theorem prover too weak. 868 trivial. 0 not checked. [2022-11-21 22:59:43,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:59:43,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 158 states and 198 transitions. [2022-11-21 22:59:43,766 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 198 transitions. [2022-11-21 22:59:43,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2022-11-21 22:59:43,767 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:59:43,767 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:59:43,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:59:46,348 INFO L134 CoverageAnalysis]: Checked inductivity of 1374 backedges. 708 proven. 195 refuted. 0 times theorem prover too weak. 471 trivial. 0 not checked. [2022-11-21 22:59:50,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:59:50,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 158 states and 192 transitions. [2022-11-21 22:59:50,169 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 192 transitions. [2022-11-21 22:59:50,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2022-11-21 22:59:50,170 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:59:50,170 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:59:50,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:59:50,959 INFO L134 CoverageAnalysis]: Checked inductivity of 1484 backedges. 539 proven. 77 refuted. 0 times theorem prover too weak. 868 trivial. 0 not checked. [2022-11-21 22:59:53,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:59:53,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 161 states and 203 transitions. [2022-11-21 22:59:53,066 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 203 transitions. [2022-11-21 22:59:53,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2022-11-21 22:59:53,066 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:59:53,067 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:59:53,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:59:55,343 INFO L134 CoverageAnalysis]: Checked inductivity of 1463 backedges. 525 proven. 70 refuted. 0 times theorem prover too weak. 868 trivial. 0 not checked. [2022-11-21 23:00:01,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:00:01,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 164 states and 207 transitions. [2022-11-21 23:00:01,245 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 207 transitions. [2022-11-21 23:00:01,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2022-11-21 23:00:01,246 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:00:01,246 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:00:01,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:00:01,752 INFO L134 CoverageAnalysis]: Checked inductivity of 923 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 868 trivial. 0 not checked. [2022-11-21 23:00:02,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:00:02,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 168 states and 212 transitions. [2022-11-21 23:00:02,483 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 212 transitions. [2022-11-21 23:00:02,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2022-11-21 23:00:02,484 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:00:02,484 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:00:02,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:00:02,663 INFO L134 CoverageAnalysis]: Checked inductivity of 1470 backedges. 532 proven. 7 refuted. 0 times theorem prover too weak. 931 trivial. 0 not checked. [2022-11-21 23:00:03,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:00:03,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 168 states and 211 transitions. [2022-11-21 23:00:03,396 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 211 transitions. [2022-11-21 23:00:03,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2022-11-21 23:00:03,397 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:00:03,397 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:00:03,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:00:07,376 INFO L134 CoverageAnalysis]: Checked inductivity of 1577 backedges. 171 proven. 1279 refuted. 0 times theorem prover too weak. 127 trivial. 0 not checked. [2022-11-21 23:00:21,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:00:21,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 190 states and 232 transitions. [2022-11-21 23:00:21,865 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 232 transitions. [2022-11-21 23:00:21,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2022-11-21 23:00:21,866 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:00:21,866 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:00:21,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:00:22,824 INFO L134 CoverageAnalysis]: Checked inductivity of 2378 backedges. 800 proven. 100 refuted. 0 times theorem prover too weak. 1478 trivial. 0 not checked. [2022-11-21 23:00:25,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:00:25,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 193 states and 243 transitions. [2022-11-21 23:00:25,452 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 243 transitions. [2022-11-21 23:00:25,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2022-11-21 23:00:25,453 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:00:25,453 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:00:25,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:00:26,884 INFO L134 CoverageAnalysis]: Checked inductivity of 2350 backedges. 1135 proven. 255 refuted. 0 times theorem prover too weak. 960 trivial. 0 not checked. [2022-11-21 23:00:45,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:00:45,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 221 states and 275 transitions. [2022-11-21 23:00:45,485 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 275 transitions. [2022-11-21 23:00:45,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2022-11-21 23:00:45,486 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:00:45,487 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:00:45,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:00:45,696 INFO L134 CoverageAnalysis]: Checked inductivity of 2358 backedges. 788 proven. 8 refuted. 0 times theorem prover too weak. 1562 trivial. 0 not checked. [2022-11-21 23:00:46,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:00:46,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 221 states and 274 transitions. [2022-11-21 23:00:46,558 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 274 transitions. [2022-11-21 23:00:46,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2022-11-21 23:00:46,559 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:00:46,559 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:00:46,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:00:51,736 INFO L134 CoverageAnalysis]: Checked inductivity of 3449 backedges. 1635 proven. 336 refuted. 0 times theorem prover too weak. 1478 trivial. 0 not checked. [2022-11-21 23:01:00,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:01:00,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270 states to 223 states and 270 transitions. [2022-11-21 23:01:00,194 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 270 transitions. [2022-11-21 23:01:00,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2022-11-21 23:01:00,195 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:01:00,195 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:01:00,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:01:00,899 INFO L134 CoverageAnalysis]: Checked inductivity of 2445 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 2367 trivial. 0 not checked. [2022-11-21 23:01:01,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:01:01,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 227 states and 275 transitions. [2022-11-21 23:01:01,886 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 275 transitions. [2022-11-21 23:01:01,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2022-11-21 23:01:01,887 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:01:01,887 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:01:01,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:01:03,229 INFO L134 CoverageAnalysis]: Checked inductivity of 3627 backedges. 1134 proven. 126 refuted. 0 times theorem prover too weak. 2367 trivial. 0 not checked. [2022-11-21 23:01:06,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:01:06,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 230 states and 288 transitions. [2022-11-21 23:01:06,170 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 288 transitions. [2022-11-21 23:01:06,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2022-11-21 23:01:06,171 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:01:06,171 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:01:06,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:01:08,041 INFO L134 CoverageAnalysis]: Checked inductivity of 3591 backedges. 1815 proven. 699 refuted. 0 times theorem prover too weak. 1077 trivial. 0 not checked. [2022-11-21 23:01:31,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:01:31,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 322 states to 261 states and 322 transitions. [2022-11-21 23:01:31,101 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 322 transitions. [2022-11-21 23:01:31,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2022-11-21 23:01:31,102 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:01:31,102 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:01:31,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:01:31,319 INFO L134 CoverageAnalysis]: Checked inductivity of 3600 backedges. 1116 proven. 9 refuted. 0 times theorem prover too weak. 2475 trivial. 0 not checked. [2022-11-21 23:01:32,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:01:32,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 321 states to 261 states and 321 transitions. [2022-11-21 23:01:32,357 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 321 transitions. [2022-11-21 23:01:32,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2022-11-21 23:01:32,359 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:01:32,359 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:01:32,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:01:36,773 INFO L134 CoverageAnalysis]: Checked inductivity of 5097 backedges. 2310 proven. 420 refuted. 0 times theorem prover too weak. 2367 trivial. 0 not checked. [2022-11-21 23:01:42,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:01:42,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 312 states to 261 states and 312 transitions. [2022-11-21 23:01:42,916 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 312 transitions. [2022-11-21 23:01:42,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2022-11-21 23:01:42,917 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:01:42,918 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:01:43,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:01:43,691 INFO L134 CoverageAnalysis]: Checked inductivity of 3715 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 3610 trivial. 0 not checked. [2022-11-21 23:01:44,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:01:44,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 317 states to 265 states and 317 transitions. [2022-11-21 23:01:44,861 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 317 transitions. [2022-11-21 23:01:44,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2022-11-21 23:01:44,862 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:01:44,862 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:01:44,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:01:46,144 INFO L134 CoverageAnalysis]: Checked inductivity of 5315 backedges. 1550 proven. 155 refuted. 0 times theorem prover too weak. 3610 trivial. 0 not checked. [2022-11-21 23:01:49,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:01:49,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 331 states to 268 states and 331 transitions. [2022-11-21 23:01:49,546 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 331 transitions. [2022-11-21 23:01:49,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2022-11-21 23:01:49,547 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:01:49,547 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:01:49,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:01:53,371 INFO L134 CoverageAnalysis]: Checked inductivity of 5270 backedges. 1515 proven. 145 refuted. 0 times theorem prover too weak. 3610 trivial. 0 not checked. [2022-11-21 23:02:02,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:02:02,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 335 states to 271 states and 335 transitions. [2022-11-21 23:02:02,898 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 335 transitions. [2022-11-21 23:02:02,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2022-11-21 23:02:02,899 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:02:02,899 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:02:02,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:02:03,095 INFO L134 CoverageAnalysis]: Checked inductivity of 5280 backedges. 1525 proven. 10 refuted. 0 times theorem prover too weak. 3745 trivial. 0 not checked. [2022-11-21 23:02:04,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:02:04,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 334 states to 271 states and 334 transitions. [2022-11-21 23:02:04,201 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 334 transitions. [2022-11-21 23:02:04,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2022-11-21 23:02:04,202 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:02:04,203 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:02:04,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:02:06,560 INFO L134 CoverageAnalysis]: Checked inductivity of 5446 backedges. 0 proven. 4865 refuted. 0 times theorem prover too weak. 581 trivial. 0 not checked. [2022-11-21 23:02:36,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:02:36,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 357 states to 304 states and 357 transitions. [2022-11-21 23:02:36,319 INFO L276 IsEmpty]: Start isEmpty. Operand 304 states and 357 transitions. [2022-11-21 23:02:36,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 247 [2022-11-21 23:02:36,320 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:02:36,320 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:02:36,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:02:37,799 INFO L134 CoverageAnalysis]: Checked inductivity of 7535 backedges. 2057 proven. 187 refuted. 0 times theorem prover too weak. 5291 trivial. 0 not checked. [2022-11-21 23:02:41,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:02:41,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 372 states to 307 states and 372 transitions. [2022-11-21 23:02:41,903 INFO L276 IsEmpty]: Start isEmpty. Operand 307 states and 372 transitions. [2022-11-21 23:02:41,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 247 [2022-11-21 23:02:41,904 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:02:41,905 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:02:41,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:02:44,065 INFO L134 CoverageAnalysis]: Checked inductivity of 7480 backedges. 3196 proven. 498 refuted. 0 times theorem prover too weak. 3786 trivial. 0 not checked. [2022-11-21 23:03:20,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:03:20,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 412 states to 344 states and 412 transitions. [2022-11-21 23:03:20,864 INFO L276 IsEmpty]: Start isEmpty. Operand 344 states and 412 transitions. [2022-11-21 23:03:20,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 284 [2022-11-21 23:03:20,866 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:03:20,866 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:03:20,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:03:29,398 INFO L134 CoverageAnalysis]: Checked inductivity of 10079 backedges. 4173 proven. 615 refuted. 0 times theorem prover too weak. 5291 trivial. 0 not checked. [2022-11-21 23:03:38,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:03:38,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 411 states to 344 states and 411 transitions. [2022-11-21 23:03:38,173 INFO L276 IsEmpty]: Start isEmpty. Operand 344 states and 411 transitions. [2022-11-21 23:03:38,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 284 [2022-11-21 23:03:38,175 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:03:38,175 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:03:38,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:03:39,434 INFO L134 CoverageAnalysis]: Checked inductivity of 7639 backedges. 0 proven. 136 refuted. 0 times theorem prover too weak. 7503 trivial. 0 not checked. [2022-11-21 23:03:41,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:03:41,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 416 states to 348 states and 416 transitions. [2022-11-21 23:03:41,147 INFO L276 IsEmpty]: Start isEmpty. Operand 348 states and 416 transitions. [2022-11-21 23:03:41,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 287 [2022-11-21 23:03:41,148 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:03:41,149 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:03:41,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:03:44,910 INFO L134 CoverageAnalysis]: Checked inductivity of 10323 backedges. 4225 proven. 597 refuted. 0 times theorem prover too weak. 5501 trivial. 0 not checked. [2022-11-21 23:04:31,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:04:31,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 460 states to 390 states and 460 transitions. [2022-11-21 23:04:31,958 INFO L276 IsEmpty]: Start isEmpty. Operand 390 states and 460 transitions. [2022-11-21 23:04:31,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 288 [2022-11-21 23:04:31,960 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:04:31,960 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:04:32,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:04:32,296 INFO L134 CoverageAnalysis]: Checked inductivity of 10335 backedges. 2622 proven. 12 refuted. 0 times theorem prover too weak. 7701 trivial. 0 not checked. [2022-11-21 23:04:33,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:04:33,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 459 states to 390 states and 459 transitions. [2022-11-21 23:04:33,945 INFO L276 IsEmpty]: Start isEmpty. Operand 390 states and 459 transitions. [2022-11-21 23:04:33,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 327 [2022-11-21 23:04:33,947 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:04:33,947 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:04:34,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:04:35,839 INFO L134 CoverageAnalysis]: Checked inductivity of 13703 backedges. 3133 proven. 222 refuted. 0 times theorem prover too weak. 10348 trivial. 0 not checked. [2022-11-21 23:04:40,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:04:40,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 476 states to 393 states and 476 transitions. [2022-11-21 23:04:40,966 INFO L276 IsEmpty]: Start isEmpty. Operand 393 states and 476 transitions. [2022-11-21 23:04:40,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 327 [2022-11-21 23:04:40,967 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:04:40,968 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:04:41,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:04:47,764 INFO L134 CoverageAnalysis]: Checked inductivity of 13626 backedges. 6639 proven. 1486 refuted. 0 times theorem prover too weak. 5501 trivial. 0 not checked. [2022-11-21 23:04:56,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:04:56,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 464 states to 393 states and 464 transitions. [2022-11-21 23:04:56,202 INFO L276 IsEmpty]: Start isEmpty. Operand 393 states and 464 transitions. [2022-11-21 23:04:56,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 328 [2022-11-21 23:04:56,203 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:04:56,204 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:04:56,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:04:57,642 INFO L134 CoverageAnalysis]: Checked inductivity of 10519 backedges. 0 proven. 171 refuted. 0 times theorem prover too weak. 10348 trivial. 0 not checked. [2022-11-21 23:04:59,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:04:59,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 469 states to 397 states and 469 transitions. [2022-11-21 23:04:59,480 INFO L276 IsEmpty]: Start isEmpty. Operand 397 states and 469 transitions. [2022-11-21 23:04:59,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 330 [2022-11-21 23:04:59,482 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:04:59,482 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:04:59,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:05:02,640 INFO L134 CoverageAnalysis]: Checked inductivity of 13910 backedges. 6993 proven. 2674 refuted. 0 times theorem prover too weak. 4243 trivial. 0 not checked. [2022-11-21 23:05:54,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:05:54,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 514 states to 440 states and 514 transitions. [2022-11-21 23:05:54,877 INFO L276 IsEmpty]: Start isEmpty. Operand 440 states and 514 transitions. [2022-11-21 23:05:54,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 331 [2022-11-21 23:05:54,879 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:05:54,879 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:05:55,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:05:55,335 INFO L134 CoverageAnalysis]: Checked inductivity of 13923 backedges. 3328 proven. 13 refuted. 0 times theorem prover too weak. 10582 trivial. 0 not checked. [2022-11-21 23:05:57,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:05:57,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 513 states to 440 states and 513 transitions. [2022-11-21 23:05:57,054 INFO L276 IsEmpty]: Start isEmpty. Operand 440 states and 513 transitions. [2022-11-21 23:05:57,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 373 [2022-11-21 23:05:57,055 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:05:57,056 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:05:57,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:05:59,478 INFO L134 CoverageAnalysis]: Checked inductivity of 18124 backedges. 3927 proven. 260 refuted. 0 times theorem prover too weak. 13937 trivial. 0 not checked. [2022-11-21 23:06:05,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:06:05,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 531 states to 443 states and 531 transitions. [2022-11-21 23:06:05,269 INFO L276 IsEmpty]: Start isEmpty. Operand 443 states and 531 transitions. [2022-11-21 23:06:05,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 373 [2022-11-21 23:06:05,271 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:06:05,272 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:06:05,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:06:15,353 INFO L134 CoverageAnalysis]: Checked inductivity of 18034 backedges. 6840 proven. 846 refuted. 0 times theorem prover too weak. 10348 trivial. 0 not checked. [2022-11-21 23:06:27,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:06:27,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 518 states to 443 states and 518 transitions. [2022-11-21 23:06:27,167 INFO L276 IsEmpty]: Start isEmpty. Operand 443 states and 518 transitions. [2022-11-21 23:06:27,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 375 [2022-11-21 23:06:27,168 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:06:27,168 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:06:27,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:06:28,882 INFO L134 CoverageAnalysis]: Checked inductivity of 14147 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 13937 trivial. 0 not checked. [2022-11-21 23:06:30,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:06:30,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 523 states to 447 states and 523 transitions. [2022-11-21 23:06:30,972 INFO L276 IsEmpty]: Start isEmpty. Operand 447 states and 523 transitions. [2022-11-21 23:06:30,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 376 [2022-11-21 23:06:30,973 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:06:30,974 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:06:31,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:06:37,549 INFO L134 CoverageAnalysis]: Checked inductivity of 18361 backedges. 6904 proven. 822 refuted. 0 times theorem prover too weak. 10635 trivial. 0 not checked. [2022-11-21 23:07:47,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:07:47,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 573 states to 495 states and 573 transitions. [2022-11-21 23:07:47,325 INFO L276 IsEmpty]: Start isEmpty. Operand 495 states and 573 transitions. [2022-11-21 23:07:47,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 377 [2022-11-21 23:07:47,326 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:07:47,326 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:07:47,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:07:47,648 INFO L134 CoverageAnalysis]: Checked inductivity of 18375 backedges. 4151 proven. 14 refuted. 0 times theorem prover too weak. 14210 trivial. 0 not checked. [2022-11-21 23:07:49,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:07:49,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 572 states to 495 states and 572 transitions. [2022-11-21 23:07:49,719 INFO L276 IsEmpty]: Start isEmpty. Operand 495 states and 572 transitions. [2022-11-21 23:07:49,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 422 [2022-11-21 23:07:49,720 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:07:49,721 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:07:49,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:07:52,721 INFO L134 CoverageAnalysis]: Checked inductivity of 23536 backedges. 4845 proven. 301 refuted. 0 times theorem prover too weak. 18390 trivial. 0 not checked. [2022-11-21 23:07:59,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:07:59,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 591 states to 498 states and 591 transitions. [2022-11-21 23:07:59,518 INFO L276 IsEmpty]: Start isEmpty. Operand 498 states and 591 transitions. [2022-11-21 23:07:59,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 422 [2022-11-21 23:07:59,520 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:07:59,520 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:07:59,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:08:09,556 INFO L134 CoverageAnalysis]: Checked inductivity of 23432 backedges. 8520 proven. 975 refuted. 0 times theorem prover too weak. 13937 trivial. 0 not checked. [2022-11-21 23:08:21,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:08:21,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 577 states to 498 states and 577 transitions. [2022-11-21 23:08:21,567 INFO L276 IsEmpty]: Start isEmpty. Operand 498 states and 577 transitions. [2022-11-21 23:08:21,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 425 [2022-11-21 23:08:21,570 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:08:21,570 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:08:21,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:08:27,721 INFO L134 CoverageAnalysis]: Checked inductivity of 23805 backedges. 8590 proven. 948 refuted. 0 times theorem prover too weak. 14267 trivial. 0 not checked. [2022-11-21 23:09:49,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:09:49,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 630 states to 549 states and 630 transitions. [2022-11-21 23:09:49,613 INFO L276 IsEmpty]: Start isEmpty. Operand 549 states and 630 transitions. [2022-11-21 23:09:49,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 426 [2022-11-21 23:09:49,615 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:09:49,615 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:09:49,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:09:50,041 INFO L134 CoverageAnalysis]: Checked inductivity of 23820 backedges. 5100 proven. 15 refuted. 0 times theorem prover too weak. 18705 trivial. 0 not checked. [2022-11-21 23:09:52,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:09:52,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 629 states to 549 states and 629 transitions. [2022-11-21 23:09:52,431 INFO L276 IsEmpty]: Start isEmpty. Operand 549 states and 629 transitions. [2022-11-21 23:09:52,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 474 [2022-11-21 23:09:52,433 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:09:52,433 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:09:52,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:09:55,753 INFO L134 CoverageAnalysis]: Checked inductivity of 30077 backedges. 5896 proven. 345 refuted. 0 times theorem prover too weak. 23836 trivial. 0 not checked. [2022-11-21 23:10:03,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:10:03,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 649 states to 552 states and 649 transitions. [2022-11-21 23:10:03,141 INFO L276 IsEmpty]: Start isEmpty. Operand 552 states and 649 transitions. [2022-11-21 23:10:03,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 474 [2022-11-21 23:10:03,143 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:10:03,143 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:10:03,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:10:14,451 INFO L134 CoverageAnalysis]: Checked inductivity of 29958 backedges. 10455 proven. 1113 refuted. 0 times theorem prover too weak. 18390 trivial. 0 not checked. [2022-11-21 23:10:28,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:10:28,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 634 states to 552 states and 634 transitions. [2022-11-21 23:10:28,081 INFO L276 IsEmpty]: Start isEmpty. Operand 552 states and 634 transitions. [2022-11-21 23:10:28,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 474 [2022-11-21 23:10:28,082 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:10:28,083 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:10:28,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:10:30,411 INFO L134 CoverageAnalysis]: Checked inductivity of 24089 backedges. 0 proven. 253 refuted. 0 times theorem prover too weak. 23836 trivial. 0 not checked. [2022-11-21 23:10:33,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:10:33,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 639 states to 556 states and 639 transitions. [2022-11-21 23:10:33,212 INFO L276 IsEmpty]: Start isEmpty. Operand 556 states and 639 transitions. [2022-11-21 23:10:33,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 477 [2022-11-21 23:10:33,214 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:10:33,214 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:10:33,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:10:39,599 INFO L134 CoverageAnalysis]: Checked inductivity of 30380 backedges. 10531 proven. 1083 refuted. 0 times theorem prover too weak. 18766 trivial. 0 not checked.