./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/termination-crafted/Collatz_bounded.c --full-output --architecture 64bit -------------------------------------------------------------------------------- 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_b324670e-6f30-421d-9180-096024f543ea/bin/ukojak-jW3SillKbg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b324670e-6f30-421d-9180-096024f543ea/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_b324670e-6f30-421d-9180-096024f543ea/bin/ukojak-jW3SillKbg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b324670e-6f30-421d-9180-096024f543ea/bin/ukojak-jW3SillKbg/config/KojakReach.xml -i ../../sv-benchmarks/c/termination-crafted/Collatz_bounded.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b324670e-6f30-421d-9180-096024f543ea/bin/ukojak-jW3SillKbg/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b324670e-6f30-421d-9180-096024f543ea/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 64bit --witnessprinter.graph.data.programhash fb8f212b8045dc9be8518316cbae752ce6111a4a93244dc89f86b0ea27a978ef --- 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 21:50:06,543 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 21:50:06,545 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 21:50:06,566 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 21:50:06,566 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 21:50:06,567 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 21:50:06,569 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 21:50:06,570 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 21:50:06,572 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 21:50:06,573 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 21:50:06,574 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 21:50:06,575 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 21:50:06,576 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 21:50:06,577 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 21:50:06,578 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 21:50:06,579 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 21:50:06,580 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 21:50:06,581 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 21:50:06,582 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 21:50:06,584 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 21:50:06,586 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 21:50:06,587 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 21:50:06,588 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 21:50:06,589 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 21:50:06,592 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 21:50:06,593 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 21:50:06,593 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 21:50:06,594 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 21:50:06,594 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 21:50:06,595 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 21:50:06,595 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 21:50:06,596 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 21:50:06,597 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 21:50:06,598 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 21:50:06,599 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 21:50:06,599 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 21:50:06,600 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 21:50:06,600 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 21:50:06,600 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 21:50:06,601 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 21:50:06,602 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 21:50:06,603 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b324670e-6f30-421d-9180-096024f543ea/bin/ukojak-jW3SillKbg/config/svcomp-Overflow-64bit-Kojak_Default.epf [2022-11-21 21:50:06,625 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 21:50:06,625 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 21:50:06,626 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 21:50:06,626 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-21 21:50:06,627 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 21:50:06,627 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 21:50:06,628 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 21:50:06,628 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-21 21:50:06,628 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-21 21:50:06,628 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 21:50:06,628 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-21 21:50:06,629 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 21:50:06,629 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-21 21:50:06,629 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-21 21:50:06,629 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-21 21:50:06,629 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 21:50:06,630 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-21 21:50:06,630 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-21 21:50:06,630 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-21 21:50:06,630 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 21:50:06,631 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 21:50:06,631 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 21:50:06,631 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 21:50:06,631 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-21 21:50:06,631 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-21 21:50:06,632 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-21 21:50:06,632 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-21 21:50:06,632 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_b324670e-6f30-421d-9180-096024f543ea/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b324670e-6f30-421d-9180-096024f543ea/bin/ukojak-jW3SillKbg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fb8f212b8045dc9be8518316cbae752ce6111a4a93244dc89f86b0ea27a978ef [2022-11-21 21:50:06,874 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 21:50:06,894 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 21:50:06,896 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 21:50:06,898 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 21:50:06,898 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 21:50:06,899 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b324670e-6f30-421d-9180-096024f543ea/bin/ukojak-jW3SillKbg/../../sv-benchmarks/c/termination-crafted/Collatz_bounded.c [2022-11-21 21:50:10,009 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 21:50:10,192 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 21:50:10,194 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b324670e-6f30-421d-9180-096024f543ea/sv-benchmarks/c/termination-crafted/Collatz_bounded.c [2022-11-21 21:50:10,200 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b324670e-6f30-421d-9180-096024f543ea/bin/ukojak-jW3SillKbg/data/3f1cba64d/60d7e49ea8a94e0c99631a2303041621/FLAG02c604760 [2022-11-21 21:50:10,221 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b324670e-6f30-421d-9180-096024f543ea/bin/ukojak-jW3SillKbg/data/3f1cba64d/60d7e49ea8a94e0c99631a2303041621 [2022-11-21 21:50:10,227 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 21:50:10,229 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 21:50:10,231 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 21:50:10,232 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 21:50:10,235 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 21:50:10,236 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 09:50:10" (1/1) ... [2022-11-21 21:50:10,237 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3d4d26c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:50:10, skipping insertion in model container [2022-11-21 21:50:10,237 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 09:50:10" (1/1) ... [2022-11-21 21:50:10,244 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 21:50:10,262 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 21:50:10,416 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 21:50:10,424 INFO L203 MainTranslator]: Completed pre-run [2022-11-21 21:50:10,437 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 21:50:10,447 INFO L208 MainTranslator]: Completed translation [2022-11-21 21:50:10,447 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:50:10 WrapperNode [2022-11-21 21:50:10,448 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 21:50:10,449 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-21 21:50:10,449 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-21 21:50:10,449 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-21 21:50:10,455 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:50:10" (1/1) ... [2022-11-21 21:50:10,458 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:50:10" (1/1) ... [2022-11-21 21:50:10,472 INFO L138 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 23 [2022-11-21 21:50:10,472 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-21 21:50:10,473 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-21 21:50:10,473 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-21 21:50:10,473 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-21 21:50:10,480 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:50:10" (1/1) ... [2022-11-21 21:50:10,481 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:50:10" (1/1) ... [2022-11-21 21:50:10,481 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:50:10" (1/1) ... [2022-11-21 21:50:10,481 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:50:10" (1/1) ... [2022-11-21 21:50:10,483 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:50:10" (1/1) ... [2022-11-21 21:50:10,487 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:50:10" (1/1) ... [2022-11-21 21:50:10,487 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:50:10" (1/1) ... [2022-11-21 21:50:10,488 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:50:10" (1/1) ... [2022-11-21 21:50:10,489 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-21 21:50:10,490 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-21 21:50:10,490 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-21 21:50:10,490 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-21 21:50:10,491 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:50:10" (1/1) ... [2022-11-21 21:50:10,497 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 21:50:10,507 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b324670e-6f30-421d-9180-096024f543ea/bin/ukojak-jW3SillKbg/z3 [2022-11-21 21:50:10,519 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b324670e-6f30-421d-9180-096024f543ea/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-21 21:50:10,523 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b324670e-6f30-421d-9180-096024f543ea/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-21 21:50:10,567 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-21 21:50:10,568 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-21 21:50:10,620 INFO L235 CfgBuilder]: Building ICFG [2022-11-21 21:50:10,622 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-21 21:50:10,732 INFO L276 CfgBuilder]: Performing block encoding [2022-11-21 21:50:10,749 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-21 21:50:10,749 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-21 21:50:10,752 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 09:50:10 BoogieIcfgContainer [2022-11-21 21:50:10,752 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-21 21:50:10,753 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-21 21:50:10,753 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-21 21:50:10,761 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-21 21:50:10,762 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 09:50:10" (1/1) ... [2022-11-21 21:50:10,772 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 21:50:10,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:50:10,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 18 states and 20 transitions. [2022-11-21 21:50:10,844 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 20 transitions. [2022-11-21 21:50:10,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-11-21 21:50:10,847 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:50:10,847 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:50:10,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:50:11,123 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 21:50:11,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:50:11,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 21 states and 26 transitions. [2022-11-21 21:50:11,249 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 26 transitions. [2022-11-21 21:50:11,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-11-21 21:50:11,250 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:50:11,250 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:50:11,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:50:11,292 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 21:50:11,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:50:11,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 22 states and 28 transitions. [2022-11-21 21:50:11,321 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 28 transitions. [2022-11-21 21:50:11,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-11-21 21:50:11,321 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:50:11,321 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:50:11,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:50:11,469 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 21:50:11,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:50:11,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 23 states and 30 transitions. [2022-11-21 21:50:11,526 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 30 transitions. [2022-11-21 21:50:11,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-11-21 21:50:11,527 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:50:11,527 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:50:11,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:50:11,574 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 21:50:11,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:50:11,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 25 states and 32 transitions. [2022-11-21 21:50:11,618 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 32 transitions. [2022-11-21 21:50:11,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-11-21 21:50:11,618 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:50:11,619 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:50:11,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:50:11,666 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 21:50:11,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:50:11,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 27 states and 34 transitions. [2022-11-21 21:50:11,705 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 34 transitions. [2022-11-21 21:50:11,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-11-21 21:50:11,705 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:50:11,706 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:50:11,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:50:11,741 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 21:50:11,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:50:11,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 29 states and 36 transitions. [2022-11-21 21:50:11,764 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 36 transitions. [2022-11-21 21:50:11,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-11-21 21:50:11,764 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:50:11,765 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:50:11,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:50:11,944 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 21:50:12,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:50:12,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 30 states and 37 transitions. [2022-11-21 21:50:12,086 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 37 transitions. [2022-11-21 21:50:12,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-11-21 21:50:12,087 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:50:12,087 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:50:12,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:50:12,244 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 21:50:12,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:50:12,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 34 states and 43 transitions. [2022-11-21 21:50:12,412 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 43 transitions. [2022-11-21 21:50:12,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-11-21 21:50:12,412 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:50:12,413 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:50:12,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:50:12,437 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 21:50:12,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:50:12,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 35 states and 44 transitions. [2022-11-21 21:50:12,451 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 44 transitions. [2022-11-21 21:50:12,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-11-21 21:50:12,452 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:50:12,452 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:50:12,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:50:12,481 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-21 21:50:12,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:50:12,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 34 states and 43 transitions. [2022-11-21 21:50:12,541 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 43 transitions. [2022-11-21 21:50:12,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-21 21:50:12,542 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:50:12,542 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:50:12,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:50:12,823 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 3 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 21:50:12,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:50:12,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 35 states and 44 transitions. [2022-11-21 21:50:12,947 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 44 transitions. [2022-11-21 21:50:12,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-11-21 21:50:12,948 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:50:12,948 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:50:12,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:50:13,079 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-21 21:50:13,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:50:13,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 38 states and 49 transitions. [2022-11-21 21:50:13,212 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 49 transitions. [2022-11-21 21:50:13,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-11-21 21:50:13,212 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:50:13,212 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:50:13,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:50:13,257 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 21:50:13,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:50:13,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 44 states and 57 transitions. [2022-11-21 21:50:13,491 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 57 transitions. [2022-11-21 21:50:13,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-11-21 21:50:13,493 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:50:13,494 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:50:13,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:50:13,752 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-21 21:50:13,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:50:13,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 32 states and 41 transitions. [2022-11-21 21:50:13,891 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 41 transitions. [2022-11-21 21:50:13,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-11-21 21:50:13,892 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:50:13,892 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:50:13,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:50:14,112 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 1 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 21:50:14,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:50:14,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 34 states and 43 transitions. [2022-11-21 21:50:14,339 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 43 transitions. [2022-11-21 21:50:14,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-11-21 21:50:14,340 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:50:14,340 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:50:14,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:50:14,392 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 21:50:14,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:50:14,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 40 states and 51 transitions. [2022-11-21 21:50:14,663 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 51 transitions. [2022-11-21 21:50:14,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-11-21 21:50:14,663 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:50:14,663 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:50:14,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:50:14,866 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 1 proven. 34 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 21:50:15,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:50:15,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 42 states and 53 transitions. [2022-11-21 21:50:15,154 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 53 transitions. [2022-11-21 21:50:15,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-11-21 21:50:15,155 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:50:15,155 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:50:15,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:50:15,241 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 48 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 21:50:15,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:50:15,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 48 states and 61 transitions. [2022-11-21 21:50:15,574 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 61 transitions. [2022-11-21 21:50:15,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-11-21 21:50:15,575 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:50:15,575 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:50:15,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:50:15,801 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 1 proven. 57 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 21:50:16,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:50:16,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 50 states and 63 transitions. [2022-11-21 21:50:16,112 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 63 transitions. [2022-11-21 21:50:16,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-11-21 21:50:16,112 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:50:16,113 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:50:16,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:50:16,188 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 0 proven. 75 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 21:50:16,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:50:16,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 56 states and 71 transitions. [2022-11-21 21:50:16,527 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 71 transitions. [2022-11-21 21:50:16,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-11-21 21:50:16,528 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:50:16,528 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:50:16,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:50:16,778 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 1 proven. 86 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 21:50:17,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:50:17,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 58 states and 73 transitions. [2022-11-21 21:50:17,096 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 73 transitions. [2022-11-21 21:50:17,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2022-11-21 21:50:17,097 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:50:17,097 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:50:17,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:50:17,210 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 0 proven. 108 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 21:50:17,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:50:17,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 64 states and 81 transitions. [2022-11-21 21:50:17,596 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 81 transitions. [2022-11-21 21:50:17,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-11-21 21:50:17,597 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:50:17,597 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:50:17,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:50:17,869 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 1 proven. 121 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 21:50:18,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:50:18,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 66 states and 83 transitions. [2022-11-21 21:50:18,251 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 83 transitions. [2022-11-21 21:50:18,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-11-21 21:50:18,252 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:50:18,252 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:50:18,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:50:18,386 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 0 proven. 147 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 21:50:18,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:50:18,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 72 states and 91 transitions. [2022-11-21 21:50:18,818 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 91 transitions. [2022-11-21 21:50:18,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-11-21 21:50:18,818 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:50:18,819 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:50:18,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:50:19,126 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 1 proven. 162 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 21:50:19,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:50:19,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 74 states and 93 transitions. [2022-11-21 21:50:19,512 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 93 transitions. [2022-11-21 21:50:19,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-11-21 21:50:19,513 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:50:19,513 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:50:19,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:50:19,852 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 58 proven. 1 refuted. 0 times theorem prover too weak. 133 trivial. 0 not checked. [2022-11-21 21:50:20,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:50:20,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 76 states and 96 transitions. [2022-11-21 21:50:20,421 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 96 transitions. [2022-11-21 21:50:20,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2022-11-21 21:50:20,422 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:50:20,422 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:50:20,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:50:20,842 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 1 proven. 209 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 21:50:23,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:50:23,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 121 states and 154 transitions. [2022-11-21 21:50:23,192 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 154 transitions. [2022-11-21 21:50:23,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2022-11-21 21:50:23,193 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:50:23,193 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:50:23,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:50:23,669 INFO L134 CoverageAnalysis]: Checked inductivity of 232 backedges. 2 proven. 230 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 21:50:24,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:50:24,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 123 states and 156 transitions. [2022-11-21 21:50:24,097 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 156 transitions. [2022-11-21 21:50:24,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2022-11-21 21:50:24,097 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:50:24,098 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:50:24,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:50:24,457 INFO L134 CoverageAnalysis]: Checked inductivity of 263 backedges. 125 proven. 1 refuted. 0 times theorem prover too weak. 137 trivial. 0 not checked. [2022-11-21 21:50:25,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:50:25,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 125 states and 158 transitions. [2022-11-21 21:50:25,077 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 158 transitions. [2022-11-21 21:50:25,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2022-11-21 21:50:25,083 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:50:25,084 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:50:25,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:50:25,944 INFO L134 CoverageAnalysis]: Checked inductivity of 287 backedges. 3 proven. 284 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 21:50:28,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:50:28,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 172 states and 220 transitions. [2022-11-21 21:50:28,904 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 220 transitions. [2022-11-21 21:50:28,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2022-11-21 21:50:28,905 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:50:28,905 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:50:28,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:50:29,499 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 4 proven. 311 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 21:50:29,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:50:29,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 174 states and 222 transitions. [2022-11-21 21:50:29,972 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 222 transitions. [2022-11-21 21:50:29,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2022-11-21 21:50:29,973 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:50:29,973 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:50:30,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:50:30,425 INFO L134 CoverageAnalysis]: Checked inductivity of 348 backedges. 189 proven. 0 refuted. 0 times theorem prover too weak. 159 trivial. 0 not checked. [2022-11-21 21:50:31,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:50:31,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 176 states and 224 transitions. [2022-11-21 21:50:31,169 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 224 transitions. [2022-11-21 21:50:31,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2022-11-21 21:50:31,171 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:50:31,171 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:50:31,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:50:31,417 INFO L134 CoverageAnalysis]: Checked inductivity of 378 backedges. 227 proven. 1 refuted. 0 times theorem prover too weak. 150 trivial. 0 not checked. [2022-11-21 21:50:32,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:50:32,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 178 states and 226 transitions. [2022-11-21 21:50:32,023 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 226 transitions. [2022-11-21 21:50:32,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2022-11-21 21:50:32,067 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:50:32,067 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:50:32,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:50:32,315 INFO L134 CoverageAnalysis]: Checked inductivity of 378 backedges. 227 proven. 1 refuted. 0 times theorem prover too weak. 150 trivial. 0 not checked. [2022-11-21 21:50:32,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:50:32,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 180 states and 229 transitions. [2022-11-21 21:50:32,882 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 229 transitions. [2022-11-21 21:50:32,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2022-11-21 21:50:32,883 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:50:32,883 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:50:32,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:50:34,236 INFO L134 CoverageAnalysis]: Checked inductivity of 412 backedges. 7 proven. 405 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 21:50:36,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:50:36,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 192 states and 244 transitions. [2022-11-21 21:50:36,212 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 244 transitions. [2022-11-21 21:50:36,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2022-11-21 21:50:36,213 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:50:36,213 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:50:36,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:50:36,516 INFO L134 CoverageAnalysis]: Checked inductivity of 483 backedges. 286 proven. 1 refuted. 0 times theorem prover too weak. 196 trivial. 0 not checked. [2022-11-21 21:50:37,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:50:37,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 194 states and 246 transitions. [2022-11-21 21:50:37,115 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 246 transitions. [2022-11-21 21:50:37,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2022-11-21 21:50:37,116 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:50:37,117 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:50:37,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:50:38,415 INFO L134 CoverageAnalysis]: Checked inductivity of 523 backedges. 9 proven. 514 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 21:50:40,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:50:40,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 210 states and 267 transitions. [2022-11-21 21:50:40,716 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 267 transitions. [2022-11-21 21:50:40,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2022-11-21 21:50:40,717 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:50:40,717 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:50:40,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:50:41,240 INFO L134 CoverageAnalysis]: Checked inductivity of 523 backedges. 9 proven. 514 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 21:50:43,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:50:43,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309 states to 243 states and 309 transitions. [2022-11-21 21:50:43,182 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 309 transitions. [2022-11-21 21:50:43,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2022-11-21 21:50:43,183 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:50:43,183 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:50:43,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:50:44,262 INFO L134 CoverageAnalysis]: Checked inductivity of 567 backedges. 10 proven. 557 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 21:50:44,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:50:44,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 311 states to 245 states and 311 transitions. [2022-11-21 21:50:44,985 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 311 transitions. [2022-11-21 21:50:44,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2022-11-21 21:50:44,987 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:50:44,987 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:50:45,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:50:45,282 INFO L134 CoverageAnalysis]: Checked inductivity of 602 backedges. 336 proven. 0 refuted. 0 times theorem prover too weak. 266 trivial. 0 not checked. [2022-11-21 21:50:46,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:50:46,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 247 states and 313 transitions. [2022-11-21 21:50:46,027 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 313 transitions. [2022-11-21 21:50:46,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2022-11-21 21:50:46,028 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:50:46,029 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:50:46,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:50:46,338 INFO L134 CoverageAnalysis]: Checked inductivity of 648 backedges. 348 proven. 1 refuted. 0 times theorem prover too weak. 299 trivial. 0 not checked. [2022-11-21 21:50:46,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:50:46,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 316 states to 249 states and 316 transitions. [2022-11-21 21:50:46,967 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 316 transitions. [2022-11-21 21:50:46,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2022-11-21 21:50:46,968 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:50:46,969 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:50:46,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:50:47,251 INFO L134 CoverageAnalysis]: Checked inductivity of 648 backedges. 348 proven. 1 refuted. 0 times theorem prover too weak. 299 trivial. 0 not checked. [2022-11-21 21:50:48,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:50:48,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 318 states to 251 states and 318 transitions. [2022-11-21 21:50:48,027 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 318 transitions. [2022-11-21 21:50:48,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2022-11-21 21:50:48,028 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:50:48,028 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:50:48,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:50:50,165 INFO L134 CoverageAnalysis]: Checked inductivity of 698 backedges. 13 proven. 685 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 21:50:52,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:50:52,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 333 states to 263 states and 333 transitions. [2022-11-21 21:50:52,705 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 333 transitions. [2022-11-21 21:50:52,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2022-11-21 21:50:52,706 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:50:52,706 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:50:52,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:50:53,049 INFO L134 CoverageAnalysis]: Checked inductivity of 787 backedges. 386 proven. 0 refuted. 0 times theorem prover too weak. 401 trivial. 0 not checked. [2022-11-21 21:50:53,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:50:53,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 335 states to 265 states and 335 transitions. [2022-11-21 21:50:53,696 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 335 transitions. [2022-11-21 21:50:53,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2022-11-21 21:50:53,697 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:50:53,697 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:50:53,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:50:55,590 INFO L134 CoverageAnalysis]: Checked inductivity of 843 backedges. 15 proven. 828 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 21:50:59,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:50:59,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 382 states to 300 states and 382 transitions. [2022-11-21 21:50:59,352 INFO L276 IsEmpty]: Start isEmpty. Operand 300 states and 382 transitions. [2022-11-21 21:50:59,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2022-11-21 21:50:59,353 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:50:59,353 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:50:59,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:51:00,426 INFO L134 CoverageAnalysis]: Checked inductivity of 843 backedges. 15 proven. 828 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 21:51:01,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:51:01,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 390 states to 308 states and 390 transitions. [2022-11-21 21:51:01,280 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 390 transitions. [2022-11-21 21:51:01,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2022-11-21 21:51:01,281 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:51:01,282 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:51:01,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:51:02,666 INFO L134 CoverageAnalysis]: Checked inductivity of 903 backedges. 16 proven. 887 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 21:51:03,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:51:03,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 392 states to 310 states and 392 transitions. [2022-11-21 21:51:03,449 INFO L276 IsEmpty]: Start isEmpty. Operand 310 states and 392 transitions. [2022-11-21 21:51:03,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2022-11-21 21:51:03,451 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:51:03,451 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:51:03,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:51:03,752 INFO L134 CoverageAnalysis]: Checked inductivity of 940 backedges. 435 proven. 0 refuted. 0 times theorem prover too weak. 505 trivial. 0 not checked. [2022-11-21 21:51:04,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:51:04,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 394 states to 312 states and 394 transitions. [2022-11-21 21:51:04,387 INFO L276 IsEmpty]: Start isEmpty. Operand 312 states and 394 transitions. [2022-11-21 21:51:04,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2022-11-21 21:51:04,388 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:51:04,388 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:51:04,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:51:04,730 INFO L134 CoverageAnalysis]: Checked inductivity of 940 backedges. 435 proven. 0 refuted. 0 times theorem prover too weak. 505 trivial. 0 not checked. [2022-11-21 21:51:05,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:51:05,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 396 states to 314 states and 396 transitions. [2022-11-21 21:51:05,551 INFO L276 IsEmpty]: Start isEmpty. Operand 314 states and 396 transitions. [2022-11-21 21:51:05,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2022-11-21 21:51:05,552 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:51:05,552 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:51:05,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:51:05,836 INFO L134 CoverageAnalysis]: Checked inductivity of 1002 backedges. 404 proven. 0 refuted. 0 times theorem prover too weak. 598 trivial. 0 not checked. [2022-11-21 21:51:06,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:51:06,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 398 states to 316 states and 398 transitions. [2022-11-21 21:51:06,650 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 398 transitions. [2022-11-21 21:51:06,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2022-11-21 21:51:06,651 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:51:06,651 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:51:06,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:51:07,001 INFO L134 CoverageAnalysis]: Checked inductivity of 1002 backedges. 404 proven. 0 refuted. 0 times theorem prover too weak. 598 trivial. 0 not checked. [2022-11-21 21:51:07,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:51:07,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 401 states to 318 states and 401 transitions. [2022-11-21 21:51:07,687 INFO L276 IsEmpty]: Start isEmpty. Operand 318 states and 401 transitions. [2022-11-21 21:51:07,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2022-11-21 21:51:07,688 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:51:07,688 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:51:07,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:51:09,812 INFO L134 CoverageAnalysis]: Checked inductivity of 1068 backedges. 19 proven. 1049 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 21:51:12,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:51:12,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 416 states to 330 states and 416 transitions. [2022-11-21 21:51:12,758 INFO L276 IsEmpty]: Start isEmpty. Operand 330 states and 416 transitions. [2022-11-21 21:51:12,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-11-21 21:51:12,759 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:51:12,759 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:51:12,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:51:13,114 INFO L134 CoverageAnalysis]: Checked inductivity of 1175 backedges. 464 proven. 1 refuted. 0 times theorem prover too weak. 710 trivial. 0 not checked. [2022-11-21 21:51:13,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:51:13,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 418 states to 332 states and 418 transitions. [2022-11-21 21:51:13,782 INFO L276 IsEmpty]: Start isEmpty. Operand 332 states and 418 transitions. [2022-11-21 21:51:13,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2022-11-21 21:51:13,787 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:51:13,788 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:51:13,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:51:14,135 INFO L134 CoverageAnalysis]: Checked inductivity of 1247 backedges. 390 proven. 0 refuted. 0 times theorem prover too weak. 857 trivial. 0 not checked. [2022-11-21 21:51:14,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:51:14,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 420 states to 334 states and 420 transitions. [2022-11-21 21:51:14,925 INFO L276 IsEmpty]: Start isEmpty. Operand 334 states and 420 transitions. [2022-11-21 21:51:14,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2022-11-21 21:51:14,926 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:51:14,926 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:51:14,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:51:15,291 INFO L134 CoverageAnalysis]: Checked inductivity of 1247 backedges. 390 proven. 0 refuted. 0 times theorem prover too weak. 857 trivial. 0 not checked. [2022-11-21 21:51:15,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:51:15,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 423 states to 336 states and 423 transitions. [2022-11-21 21:51:15,951 INFO L276 IsEmpty]: Start isEmpty. Operand 336 states and 423 transitions. [2022-11-21 21:51:15,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2022-11-21 21:51:15,952 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:51:15,952 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:51:15,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:51:18,675 INFO L134 CoverageAnalysis]: Checked inductivity of 1323 backedges. 23 proven. 1300 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 21:51:21,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:51:21,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 439 states to 348 states and 439 transitions. [2022-11-21 21:51:21,653 INFO L276 IsEmpty]: Start isEmpty. Operand 348 states and 439 transitions. [2022-11-21 21:51:21,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2022-11-21 21:51:21,653 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:51:21,653 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:51:21,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:51:22,924 INFO L134 CoverageAnalysis]: Checked inductivity of 1323 backedges. 23 proven. 1300 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 21:51:23,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:51:23,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 447 states to 356 states and 447 transitions. [2022-11-21 21:51:23,877 INFO L276 IsEmpty]: Start isEmpty. Operand 356 states and 447 transitions. [2022-11-21 21:51:23,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2022-11-21 21:51:23,878 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:51:23,879 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:51:23,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:51:24,154 INFO L134 CoverageAnalysis]: Checked inductivity of 1362 backedges. 486 proven. 0 refuted. 0 times theorem prover too weak. 876 trivial. 0 not checked. [2022-11-21 21:51:24,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:51:24,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 449 states to 358 states and 449 transitions. [2022-11-21 21:51:24,915 INFO L276 IsEmpty]: Start isEmpty. Operand 358 states and 449 transitions. [2022-11-21 21:51:24,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2022-11-21 21:51:24,916 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:51:24,916 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:51:24,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:51:25,226 INFO L134 CoverageAnalysis]: Checked inductivity of 1362 backedges. 486 proven. 0 refuted. 0 times theorem prover too weak. 876 trivial. 0 not checked. [2022-11-21 21:51:26,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:51:26,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 451 states to 360 states and 451 transitions. [2022-11-21 21:51:26,032 INFO L276 IsEmpty]: Start isEmpty. Operand 360 states and 451 transitions. [2022-11-21 21:51:26,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2022-11-21 21:51:26,034 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:51:26,034 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:51:26,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:51:26,423 INFO L134 CoverageAnalysis]: Checked inductivity of 1440 backedges. 423 proven. 0 refuted. 0 times theorem prover too weak. 1017 trivial. 0 not checked. [2022-11-21 21:51:27,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:51:27,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 453 states to 362 states and 453 transitions. [2022-11-21 21:51:27,138 INFO L276 IsEmpty]: Start isEmpty. Operand 362 states and 453 transitions. [2022-11-21 21:51:27,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2022-11-21 21:51:27,139 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:51:27,139 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:51:27,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:51:29,290 INFO L134 CoverageAnalysis]: Checked inductivity of 1522 backedges. 25 proven. 1497 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 21:51:30,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:51:30,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 457 states to 364 states and 457 transitions. [2022-11-21 21:51:30,709 INFO L276 IsEmpty]: Start isEmpty. Operand 364 states and 457 transitions. [2022-11-21 21:51:30,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2022-11-21 21:51:30,710 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:51:30,710 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:51:30,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:51:32,086 INFO L134 CoverageAnalysis]: Checked inductivity of 1522 backedges. 25 proven. 1497 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 21:51:33,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:51:33,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 465 states to 372 states and 465 transitions. [2022-11-21 21:51:33,132 INFO L276 IsEmpty]: Start isEmpty. Operand 372 states and 465 transitions. [2022-11-21 21:51:33,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2022-11-21 21:51:33,133 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:51:33,134 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:51:33,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:51:33,468 INFO L134 CoverageAnalysis]: Checked inductivity of 1647 backedges. 456 proven. 0 refuted. 0 times theorem prover too weak. 1191 trivial. 0 not checked. [2022-11-21 21:51:34,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:51:34,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 467 states to 374 states and 467 transitions. [2022-11-21 21:51:34,262 INFO L276 IsEmpty]: Start isEmpty. Operand 374 states and 467 transitions. [2022-11-21 21:51:34,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2022-11-21 21:51:34,263 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:51:34,264 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:51:34,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:51:34,685 INFO L134 CoverageAnalysis]: Checked inductivity of 1735 backedges. 396 proven. 1 refuted. 0 times theorem prover too weak. 1338 trivial. 0 not checked. [2022-11-21 21:51:35,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:51:35,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 470 states to 376 states and 470 transitions. [2022-11-21 21:51:35,451 INFO L276 IsEmpty]: Start isEmpty. Operand 376 states and 470 transitions. [2022-11-21 21:51:35,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2022-11-21 21:51:35,452 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:51:35,452 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:51:35,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:51:35,808 INFO L134 CoverageAnalysis]: Checked inductivity of 1735 backedges. 396 proven. 1 refuted. 0 times theorem prover too weak. 1338 trivial. 0 not checked. [2022-11-21 21:51:36,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:51:36,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 472 states to 378 states and 472 transitions. [2022-11-21 21:51:36,565 INFO L276 IsEmpty]: Start isEmpty. Operand 378 states and 472 transitions. [2022-11-21 21:51:36,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2022-11-21 21:51:36,566 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:51:36,566 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:51:36,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:51:39,675 INFO L134 CoverageAnalysis]: Checked inductivity of 1827 backedges. 29 proven. 1798 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 21:51:43,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:51:43,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 496 states to 398 states and 496 transitions. [2022-11-21 21:51:43,977 INFO L276 IsEmpty]: Start isEmpty. Operand 398 states and 496 transitions. [2022-11-21 21:51:43,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2022-11-21 21:51:43,978 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:51:43,978 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:51:44,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:51:44,350 INFO L134 CoverageAnalysis]: Checked inductivity of 1868 backedges. 516 proven. 1 refuted. 0 times theorem prover too weak. 1351 trivial. 0 not checked. [2022-11-21 21:51:45,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:51:45,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 498 states to 400 states and 498 transitions. [2022-11-21 21:51:45,156 INFO L276 IsEmpty]: Start isEmpty. Operand 400 states and 498 transitions. [2022-11-21 21:51:45,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2022-11-21 21:51:45,157 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:51:45,157 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:51:45,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:51:45,481 INFO L134 CoverageAnalysis]: Checked inductivity of 1962 backedges. 394 proven. 0 refuted. 0 times theorem prover too weak. 1568 trivial. 0 not checked. [2022-11-21 21:51:46,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:51:46,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 501 states to 402 states and 501 transitions. [2022-11-21 21:51:46,280 INFO L276 IsEmpty]: Start isEmpty. Operand 402 states and 501 transitions. [2022-11-21 21:51:46,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2022-11-21 21:51:46,281 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:51:46,282 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:51:46,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:51:49,362 INFO L134 CoverageAnalysis]: Checked inductivity of 2060 backedges. 31 proven. 2029 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 21:51:50,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:51:50,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 505 states to 404 states and 505 transitions. [2022-11-21 21:51:50,820 INFO L276 IsEmpty]: Start isEmpty. Operand 404 states and 505 transitions. [2022-11-21 21:51:50,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2022-11-21 21:51:50,821 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:51:50,821 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:51:50,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:51:53,066 INFO L134 CoverageAnalysis]: Checked inductivity of 2060 backedges. 31 proven. 2029 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 21:51:54,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:51:54,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 513 states to 412 states and 513 transitions. [2022-11-21 21:51:54,299 INFO L276 IsEmpty]: Start isEmpty. Operand 412 states and 513 transitions. [2022-11-21 21:51:54,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2022-11-21 21:51:54,300 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:51:54,300 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:51:54,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:51:54,758 INFO L134 CoverageAnalysis]: Checked inductivity of 2203 backedges. 419 proven. 0 refuted. 0 times theorem prover too weak. 1784 trivial. 0 not checked. [2022-11-21 21:51:55,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:51:55,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 515 states to 414 states and 515 transitions. [2022-11-21 21:51:55,565 INFO L276 IsEmpty]: Start isEmpty. Operand 414 states and 515 transitions. [2022-11-21 21:51:55,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2022-11-21 21:51:55,566 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:51:55,566 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:51:55,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:51:56,070 INFO L134 CoverageAnalysis]: Checked inductivity of 2203 backedges. 419 proven. 0 refuted. 0 times theorem prover too weak. 1784 trivial. 0 not checked. [2022-11-21 21:51:56,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:51:56,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 517 states to 416 states and 517 transitions. [2022-11-21 21:51:56,907 INFO L276 IsEmpty]: Start isEmpty. Operand 416 states and 517 transitions. [2022-11-21 21:51:56,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2022-11-21 21:51:56,908 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:51:56,908 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:51:57,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:51:57,445 INFO L134 CoverageAnalysis]: Checked inductivity of 2307 backedges. 333 proven. 1 refuted. 0 times theorem prover too weak. 1973 trivial. 0 not checked. [2022-11-21 21:51:58,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:51:58,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 522 states to 418 states and 522 transitions. [2022-11-21 21:51:58,233 INFO L276 IsEmpty]: Start isEmpty. Operand 418 states and 522 transitions. [2022-11-21 21:51:58,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2022-11-21 21:51:58,234 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:51:58,235 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:51:58,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:51:58,937 INFO L134 CoverageAnalysis]: Checked inductivity of 2307 backedges. 333 proven. 1 refuted. 0 times theorem prover too weak. 1973 trivial. 0 not checked. [2022-11-21 21:51:59,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:51:59,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 524 states to 420 states and 524 transitions. [2022-11-21 21:51:59,819 INFO L276 IsEmpty]: Start isEmpty. Operand 420 states and 524 transitions. [2022-11-21 21:51:59,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2022-11-21 21:51:59,820 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:51:59,820 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:52:00,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:52:00,542 INFO L134 CoverageAnalysis]: Checked inductivity of 2568 backedges. 352 proven. 1 refuted. 0 times theorem prover too weak. 2215 trivial. 0 not checked. [2022-11-21 21:52:01,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 21:52:01,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 526 states to 422 states and 526 transitions. [2022-11-21 21:52:01,435 INFO L276 IsEmpty]: Start isEmpty. Operand 422 states and 526 transitions. [2022-11-21 21:52:01,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2022-11-21 21:52:01,436 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 21:52:01,436 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 21:52:01,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 21:57:46,927 INFO L134 CoverageAnalysis]: Checked inductivity of 2682 backedges. 20 proven. 2662 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.