./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem01_label17.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77797010-1499-46a6-94f8-d22c34553f82/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77797010-1499-46a6-94f8-d22c34553f82/bin/ukojak-92XMlrwhuB/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77797010-1499-46a6-94f8-d22c34553f82/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77797010-1499-46a6-94f8-d22c34553f82/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem01_label17.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77797010-1499-46a6-94f8-d22c34553f82/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77797010-1499-46a6-94f8-d22c34553f82/bin/ukojak-92XMlrwhuB --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 7125651fe28e5ed3820e1570dabb559d66d570950097f9760267ff4877c30610 --- 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-dbf71c6-m [2022-10-17 16:35:55,415 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:35:55,418 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:35:55,453 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:35:55,454 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:35:55,459 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:35:55,461 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:35:55,466 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:35:55,470 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:35:55,476 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:35:55,477 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:35:55,482 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:35:55,483 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:35:55,486 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:35:55,488 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:35:55,490 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:35:55,493 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:35:55,495 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:35:55,497 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:35:55,504 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:35:55,508 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:35:55,509 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:35:55,514 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:35:55,515 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:35:55,528 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:35:55,529 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:35:55,529 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:35:55,532 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:35:55,533 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:35:55,534 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:35:55,535 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:35:55,537 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:35:55,539 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:35:55,541 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:35:55,544 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:35:55,544 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:35:55,545 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:35:55,546 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:35:55,546 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:35:55,547 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:35:55,548 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:35:55,549 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77797010-1499-46a6-94f8-d22c34553f82/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:35:55,598 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:35:55,599 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:35:55,600 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:35:55,601 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:35:55,602 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:35:55,602 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:35:55,602 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:35:55,603 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:35:55,603 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:35:55,603 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:35:55,604 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:35:55,605 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:35:55,605 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:35:55,605 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:35:55,605 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:35:55,606 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:35:55,606 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:35:55,606 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:35:55,606 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:35:55,607 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:35:55,607 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:35:55,607 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:35:55,607 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:35:55,608 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:35:55,608 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:35:55,608 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:35:55,610 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:35:55,611 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:35:55,611 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_77797010-1499-46a6-94f8-d22c34553f82/bin/ukojak-92XMlrwhuB/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77797010-1499-46a6-94f8-d22c34553f82/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7125651fe28e5ed3820e1570dabb559d66d570950097f9760267ff4877c30610 [2022-10-17 16:35:55,897 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:35:55,919 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:35:55,921 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:35:55,922 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:35:55,923 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:35:55,925 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77797010-1499-46a6-94f8-d22c34553f82/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/eca-rers2012/Problem01_label17.c [2022-10-17 16:35:55,993 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77797010-1499-46a6-94f8-d22c34553f82/bin/ukojak-92XMlrwhuB/data/15df2a2af/d50c9fe5b81644faa7327578b4e1cf2d/FLAGb9eef2e1c [2022-10-17 16:35:56,536 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:35:56,536 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77797010-1499-46a6-94f8-d22c34553f82/sv-benchmarks/c/eca-rers2012/Problem01_label17.c [2022-10-17 16:35:56,557 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77797010-1499-46a6-94f8-d22c34553f82/bin/ukojak-92XMlrwhuB/data/15df2a2af/d50c9fe5b81644faa7327578b4e1cf2d/FLAGb9eef2e1c [2022-10-17 16:35:56,821 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77797010-1499-46a6-94f8-d22c34553f82/bin/ukojak-92XMlrwhuB/data/15df2a2af/d50c9fe5b81644faa7327578b4e1cf2d [2022-10-17 16:35:56,823 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:35:56,825 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:35:56,830 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:35:56,831 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:35:56,834 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:35:56,835 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:35:56" (1/1) ... [2022-10-17 16:35:56,838 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5c145581 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:35:56, skipping insertion in model container [2022-10-17 16:35:56,839 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:35:56" (1/1) ... [2022-10-17 16:35:56,848 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:35:56,920 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:35:57,307 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77797010-1499-46a6-94f8-d22c34553f82/sv-benchmarks/c/eca-rers2012/Problem01_label17.c[19973,19986] [2022-10-17 16:35:57,328 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:35:57,337 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:35:57,454 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77797010-1499-46a6-94f8-d22c34553f82/sv-benchmarks/c/eca-rers2012/Problem01_label17.c[19973,19986] [2022-10-17 16:35:57,475 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:35:57,493 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:35:57,493 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:35:57 WrapperNode [2022-10-17 16:35:57,493 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:35:57,494 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:35:57,494 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:35:57,495 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:35:57,502 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:35:57" (1/1) ... [2022-10-17 16:35:57,522 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:35:57" (1/1) ... [2022-10-17 16:35:57,588 INFO L138 Inliner]: procedures = 14, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 657 [2022-10-17 16:35:57,589 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:35:57,590 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:35:57,590 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:35:57,590 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:35:57,599 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:35:57" (1/1) ... [2022-10-17 16:35:57,600 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:35:57" (1/1) ... [2022-10-17 16:35:57,605 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:35:57" (1/1) ... [2022-10-17 16:35:57,605 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:35:57" (1/1) ... [2022-10-17 16:35:57,630 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:35:57" (1/1) ... [2022-10-17 16:35:57,639 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:35:57" (1/1) ... [2022-10-17 16:35:57,644 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:35:57" (1/1) ... [2022-10-17 16:35:57,649 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:35:57" (1/1) ... [2022-10-17 16:35:57,655 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:35:57,656 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:35:57,657 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:35:57,657 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:35:57,661 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:35:57" (1/1) ... [2022-10-17 16:35:57,681 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:35:57,697 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77797010-1499-46a6-94f8-d22c34553f82/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:35:57,718 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77797010-1499-46a6-94f8-d22c34553f82/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:35:57,751 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77797010-1499-46a6-94f8-d22c34553f82/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:35:57,768 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:35:57,768 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:35:57,769 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:35:57,770 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:35:57,896 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:35:57,898 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:35:59,181 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:35:59,466 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:35:59,466 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-10-17 16:35:59,469 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:35:59 BoogieIcfgContainer [2022-10-17 16:35:59,470 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:35:59,471 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:35:59,471 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:35:59,482 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:35:59,483 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:35:59" (1/1) ... [2022-10-17 16:35:59,493 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:35:59,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:59,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 76 states and 144 transitions. [2022-10-17 16:35:59,561 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 144 transitions. [2022-10-17 16:35:59,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2022-10-17 16:35:59,568 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:59,568 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:59,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:36:00,068 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:36:00,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:36:00,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 145 states and 231 transitions. [2022-10-17 16:36:00,596 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 231 transitions. [2022-10-17 16:36:00,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-10-17 16:36:00,602 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:36:00,603 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:36:00,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:36:00,868 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 16:36:01,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:36:01,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 308 states to 218 states and 308 transitions. [2022-10-17 16:36:01,580 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 308 transitions. [2022-10-17 16:36:01,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2022-10-17 16:36:01,590 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:36:01,591 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:36:01,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:36:02,066 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:36:02,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:36:02,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 319 states to 225 states and 319 transitions. [2022-10-17 16:36:02,461 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 319 transitions. [2022-10-17 16:36:02,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2022-10-17 16:36:02,462 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:36:02,463 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:36:02,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:36:02,720 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:36:02,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:36:02,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 321 states to 226 states and 321 transitions. [2022-10-17 16:36:02,812 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 321 transitions. [2022-10-17 16:36:02,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2022-10-17 16:36:02,813 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:36:02,814 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:36:02,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:36:02,991 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:36:03,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:36:03,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 324 states to 229 states and 324 transitions. [2022-10-17 16:36:03,041 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 324 transitions. [2022-10-17 16:36:03,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2022-10-17 16:36:03,049 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:36:03,049 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:36:03,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:36:03,249 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 16:36:03,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:36:03,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 335 states to 237 states and 335 transitions. [2022-10-17 16:36:03,526 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 335 transitions. [2022-10-17 16:36:03,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2022-10-17 16:36:03,529 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:36:03,530 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:36:03,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:36:03,683 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 16:36:03,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:36:03,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 343 states to 243 states and 343 transitions. [2022-10-17 16:36:03,954 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 343 transitions. [2022-10-17 16:36:03,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2022-10-17 16:36:03,955 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:36:03,956 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:36:03,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:36:04,087 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:36:04,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:36:04,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 349 states to 249 states and 349 transitions. [2022-10-17 16:36:04,259 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 349 transitions. [2022-10-17 16:36:04,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2022-10-17 16:36:04,260 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:36:04,260 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:36:04,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:36:04,364 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:36:04,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:36:04,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 351 states to 250 states and 351 transitions. [2022-10-17 16:36:04,422 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 351 transitions. [2022-10-17 16:36:04,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2022-10-17 16:36:04,423 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:36:04,424 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:36:04,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:36:04,558 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 16:36:04,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:36:04,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 354 states to 253 states and 354 transitions. [2022-10-17 16:36:04,616 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 354 transitions. [2022-10-17 16:36:04,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2022-10-17 16:36:04,617 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:36:04,617 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:36:04,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:36:04,761 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 16:36:04,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:36:04,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 362 states to 259 states and 362 transitions. [2022-10-17 16:36:04,929 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 362 transitions. [2022-10-17 16:36:04,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2022-10-17 16:36:04,930 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:36:04,931 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:36:04,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:36:05,099 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:36:05,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:36:05,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 380 states to 272 states and 380 transitions. [2022-10-17 16:36:05,590 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 380 transitions. [2022-10-17 16:36:05,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2022-10-17 16:36:05,592 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:36:05,592 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:36:05,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:36:05,754 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:36:05,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:36:05,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 387 states to 278 states and 387 transitions. [2022-10-17 16:36:05,930 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 387 transitions. [2022-10-17 16:36:05,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2022-10-17 16:36:05,931 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:36:05,931 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:36:05,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:36:06,079 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 16:36:06,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:36:06,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 391 states to 281 states and 391 transitions. [2022-10-17 16:36:06,233 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 391 transitions. [2022-10-17 16:36:06,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-10-17 16:36:06,234 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:36:06,234 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:36:06,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:36:06,351 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 16:36:06,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:36:06,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 404 states to 290 states and 404 transitions. [2022-10-17 16:36:06,729 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 404 transitions. [2022-10-17 16:36:06,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2022-10-17 16:36:06,730 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:36:06,732 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:36:06,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:36:06,868 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 16:36:07,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:36:07,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 418 states to 302 states and 418 transitions. [2022-10-17 16:36:07,213 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 418 transitions. [2022-10-17 16:36:07,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2022-10-17 16:36:07,214 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:36:07,215 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:36:07,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:36:07,330 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:36:07,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:36:07,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 428 states to 311 states and 428 transitions. [2022-10-17 16:36:07,405 INFO L276 IsEmpty]: Start isEmpty. Operand 311 states and 428 transitions. [2022-10-17 16:36:07,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-10-17 16:36:07,407 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:36:07,407 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:36:07,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:36:07,577 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 16:36:07,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:36:07,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 435 states to 316 states and 435 transitions. [2022-10-17 16:36:07,978 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 435 transitions. [2022-10-17 16:36:07,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-10-17 16:36:07,981 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:36:07,981 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:36:08,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:36:08,125 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 16:36:08,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:36:08,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 438 states to 319 states and 438 transitions. [2022-10-17 16:36:08,216 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 438 transitions. [2022-10-17 16:36:08,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-10-17 16:36:08,218 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:36:08,218 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:36:08,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:36:08,344 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:36:08,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:36:08,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 453 states to 332 states and 453 transitions. [2022-10-17 16:36:08,562 INFO L276 IsEmpty]: Start isEmpty. Operand 332 states and 453 transitions. [2022-10-17 16:36:08,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2022-10-17 16:36:08,563 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:36:08,564 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:36:08,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:36:08,708 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 16:36:08,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:36:08,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 463 states to 333 states and 463 transitions. [2022-10-17 16:36:08,963 INFO L276 IsEmpty]: Start isEmpty. Operand 333 states and 463 transitions. [2022-10-17 16:36:08,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2022-10-17 16:36:08,967 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:36:08,968 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:36:09,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:36:09,137 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:36:09,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:36:09,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 466 states to 336 states and 466 transitions. [2022-10-17 16:36:09,219 INFO L276 IsEmpty]: Start isEmpty. Operand 336 states and 466 transitions. [2022-10-17 16:36:09,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2022-10-17 16:36:09,220 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:36:09,221 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:36:09,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:36:09,354 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 16:36:09,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:36:09,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 486 states to 351 states and 486 transitions. [2022-10-17 16:36:09,844 INFO L276 IsEmpty]: Start isEmpty. Operand 351 states and 486 transitions. [2022-10-17 16:36:09,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2022-10-17 16:36:09,846 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:36:09,846 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:36:09,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:36:09,935 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 16:36:10,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:36:10,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 490 states to 354 states and 490 transitions. [2022-10-17 16:36:10,171 INFO L276 IsEmpty]: Start isEmpty. Operand 354 states and 490 transitions. [2022-10-17 16:36:10,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2022-10-17 16:36:10,173 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:36:10,173 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:36:10,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:36:10,428 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2022-10-17 16:36:11,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:36:11,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 509 states to 369 states and 509 transitions. [2022-10-17 16:36:11,346 INFO L276 IsEmpty]: Start isEmpty. Operand 369 states and 509 transitions. [2022-10-17 16:36:11,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2022-10-17 16:36:11,348 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:36:11,348 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:36:11,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:36:11,460 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 16:36:11,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:36:11,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 521 states to 380 states and 521 transitions. [2022-10-17 16:36:11,689 INFO L276 IsEmpty]: Start isEmpty. Operand 380 states and 521 transitions. [2022-10-17 16:36:11,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2022-10-17 16:36:11,690 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:36:11,691 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:36:11,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:36:11,837 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 16:36:11,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:36:11,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 537 states to 395 states and 537 transitions. [2022-10-17 16:36:11,980 INFO L276 IsEmpty]: Start isEmpty. Operand 395 states and 537 transitions. [2022-10-17 16:36:11,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2022-10-17 16:36:11,982 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:36:11,983 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:36:12,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:36:12,205 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 16:36:12,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:36:12,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 548 states to 405 states and 548 transitions. [2022-10-17 16:36:12,426 INFO L276 IsEmpty]: Start isEmpty. Operand 405 states and 548 transitions. [2022-10-17 16:36:12,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2022-10-17 16:36:12,428 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:36:12,428 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:36:12,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:36:12,539 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:36:12,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:36:12,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 564 states to 419 states and 564 transitions. [2022-10-17 16:36:12,640 INFO L276 IsEmpty]: Start isEmpty. Operand 419 states and 564 transitions. [2022-10-17 16:36:12,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2022-10-17 16:36:12,641 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:36:12,642 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:36:12,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:36:12,809 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:36:13,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:36:13,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 618 states to 458 states and 618 transitions. [2022-10-17 16:36:13,858 INFO L276 IsEmpty]: Start isEmpty. Operand 458 states and 618 transitions. [2022-10-17 16:36:13,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2022-10-17 16:36:13,861 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:36:13,861 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:36:13,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:36:14,065 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 16:36:14,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:36:14,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 632 states to 472 states and 632 transitions. [2022-10-17 16:36:14,282 INFO L276 IsEmpty]: Start isEmpty. Operand 472 states and 632 transitions. [2022-10-17 16:36:14,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2022-10-17 16:36:14,284 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:36:14,284 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:36:14,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:36:14,393 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:36:14,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:36:14,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 645 states to 483 states and 645 transitions. [2022-10-17 16:36:14,716 INFO L276 IsEmpty]: Start isEmpty. Operand 483 states and 645 transitions. [2022-10-17 16:36:14,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2022-10-17 16:36:14,718 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:36:14,718 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:36:14,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:36:14,886 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2022-10-17 16:36:15,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:36:15,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 650 states to 489 states and 650 transitions. [2022-10-17 16:36:15,033 INFO L276 IsEmpty]: Start isEmpty. Operand 489 states and 650 transitions. [2022-10-17 16:36:15,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2022-10-17 16:36:15,035 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:36:15,035 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:36:15,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:36:15,165 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:36:15,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:36:15,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 658 states to 495 states and 658 transitions. [2022-10-17 16:36:15,315 INFO L276 IsEmpty]: Start isEmpty. Operand 495 states and 658 transitions. [2022-10-17 16:36:15,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2022-10-17 16:36:15,317 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:36:15,317 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:36:15,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:36:15,498 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2022-10-17 16:36:15,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:36:15,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 661 states to 498 states and 661 transitions. [2022-10-17 16:36:15,639 INFO L276 IsEmpty]: Start isEmpty. Operand 498 states and 661 transitions. [2022-10-17 16:36:15,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2022-10-17 16:36:15,641 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:36:15,641 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:36:15,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:36:15,753 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:36:16,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:36:16,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 688 states to 521 states and 688 transitions. [2022-10-17 16:36:16,213 INFO L276 IsEmpty]: Start isEmpty. Operand 521 states and 688 transitions. [2022-10-17 16:36:16,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2022-10-17 16:36:16,217 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:36:16,217 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:36:16,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:36:16,318 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 16:36:16,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:36:16,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 699 states to 531 states and 699 transitions. [2022-10-17 16:36:16,630 INFO L276 IsEmpty]: Start isEmpty. Operand 531 states and 699 transitions. [2022-10-17 16:36:16,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2022-10-17 16:36:16,632 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:36:16,632 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:36:16,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:36:16,723 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 16:36:16,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:36:16,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 707 states to 540 states and 707 transitions. [2022-10-17 16:36:16,865 INFO L276 IsEmpty]: Start isEmpty. Operand 540 states and 707 transitions. [2022-10-17 16:36:16,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2022-10-17 16:36:16,867 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:36:16,867 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:36:16,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:36:17,014 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:36:17,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:36:17,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 726 states to 556 states and 726 transitions. [2022-10-17 16:36:17,231 INFO L276 IsEmpty]: Start isEmpty. Operand 556 states and 726 transitions. [2022-10-17 16:36:17,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2022-10-17 16:36:17,233 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:36:17,233 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:36:17,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:36:17,476 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 67 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:36:18,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:36:18,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 765 states to 588 states and 765 transitions. [2022-10-17 16:36:18,443 INFO L276 IsEmpty]: Start isEmpty. Operand 588 states and 765 transitions. [2022-10-17 16:36:18,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2022-10-17 16:36:18,445 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:36:18,445 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:36:18,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:36:18,619 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:36:18,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:36:18,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 774 states to 596 states and 774 transitions. [2022-10-17 16:36:18,868 INFO L276 IsEmpty]: Start isEmpty. Operand 596 states and 774 transitions. [2022-10-17 16:36:18,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2022-10-17 16:36:18,880 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:36:18,880 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:36:18,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:36:18,969 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-10-17 16:36:19,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:36:19,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 778 states to 600 states and 778 transitions. [2022-10-17 16:36:19,313 INFO L276 IsEmpty]: Start isEmpty. Operand 600 states and 778 transitions. [2022-10-17 16:36:19,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2022-10-17 16:36:19,314 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:36:19,315 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:36:19,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:36:19,413 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:36:20,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:36:20,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 824 states to 638 states and 824 transitions. [2022-10-17 16:36:20,160 INFO L276 IsEmpty]: Start isEmpty. Operand 638 states and 824 transitions. [2022-10-17 16:36:20,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2022-10-17 16:36:20,162 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:36:20,163 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:36:20,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:36:20,268 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:36:20,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:36:20,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 824 states to 639 states and 824 transitions. [2022-10-17 16:36:20,451 INFO L276 IsEmpty]: Start isEmpty. Operand 639 states and 824 transitions. [2022-10-17 16:36:20,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2022-10-17 16:36:20,453 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:36:20,454 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:36:20,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:36:20,596 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 16:36:20,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:36:20,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 844 states to 658 states and 844 transitions. [2022-10-17 16:36:20,832 INFO L276 IsEmpty]: Start isEmpty. Operand 658 states and 844 transitions. [2022-10-17 16:36:20,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-10-17 16:36:20,834 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:36:20,834 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:36:20,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:36:20,958 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2022-10-17 16:36:21,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:36:21,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 860 states to 673 states and 860 transitions. [2022-10-17 16:36:21,232 INFO L276 IsEmpty]: Start isEmpty. Operand 673 states and 860 transitions. [2022-10-17 16:36:21,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-10-17 16:36:21,234 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:36:21,234 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:36:21,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:36:21,378 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 16:36:21,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:36:21,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 872 states to 684 states and 872 transitions. [2022-10-17 16:36:21,745 INFO L276 IsEmpty]: Start isEmpty. Operand 684 states and 872 transitions. [2022-10-17 16:36:21,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-10-17 16:36:21,747 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:36:21,747 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:36:21,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:36:21,888 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 16:36:22,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:36:22,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 888 states to 700 states and 888 transitions. [2022-10-17 16:36:22,413 INFO L276 IsEmpty]: Start isEmpty. Operand 700 states and 888 transitions. [2022-10-17 16:36:22,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2022-10-17 16:36:22,415 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:36:22,416 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:36:22,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:36:22,559 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 16:36:22,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:36:22,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 891 states to 704 states and 891 transitions. [2022-10-17 16:36:22,701 INFO L276 IsEmpty]: Start isEmpty. Operand 704 states and 891 transitions. [2022-10-17 16:36:22,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2022-10-17 16:36:22,703 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:36:22,703 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:36:22,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:36:22,962 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 63 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 16:36:24,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:36:24,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 939 states to 749 states and 939 transitions. [2022-10-17 16:36:24,063 INFO L276 IsEmpty]: Start isEmpty. Operand 749 states and 939 transitions. [2022-10-17 16:36:24,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2022-10-17 16:36:24,065 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:36:24,065 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:36:24,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:36:24,153 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 16:36:24,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:36:24,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 945 states to 754 states and 945 transitions. [2022-10-17 16:36:24,352 INFO L276 IsEmpty]: Start isEmpty. Operand 754 states and 945 transitions. [2022-10-17 16:36:24,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2022-10-17 16:36:24,356 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:36:24,357 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:36:24,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:36:24,595 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 77 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:36:24,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:36:24,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 950 states to 757 states and 950 transitions. [2022-10-17 16:36:24,848 INFO L276 IsEmpty]: Start isEmpty. Operand 757 states and 950 transitions. [2022-10-17 16:36:24,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2022-10-17 16:36:24,850 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:36:24,850 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:36:24,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat