./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/bitvector/s3_clnt_3.BV.c.cil-2a.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_88d2c9a0-0541-4f99-b38a-bd7532a6059f/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88d2c9a0-0541-4f99-b38a-bd7532a6059f/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_88d2c9a0-0541-4f99-b38a-bd7532a6059f/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88d2c9a0-0541-4f99-b38a-bd7532a6059f/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/bitvector/s3_clnt_3.BV.c.cil-2a.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88d2c9a0-0541-4f99-b38a-bd7532a6059f/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_88d2c9a0-0541-4f99-b38a-bd7532a6059f/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 053ed37729093871c2c498497e190e53b613cb8aee6f9e8241abee9e3eadcf24 --- 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 16:44:10,478 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:44:10,482 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:44:10,543 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:44:10,544 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:44:10,550 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:44:10,554 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:44:10,561 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:44:10,564 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:44:10,571 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:44:10,572 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:44:10,574 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:44:10,575 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:44:10,581 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:44:10,582 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:44:10,585 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:44:10,587 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:44:10,588 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:44:10,590 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:44:10,598 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:44:10,603 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:44:10,605 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:44:10,607 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:44:10,609 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:44:10,617 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:44:10,618 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:44:10,618 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:44:10,621 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:44:10,621 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:44:10,623 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:44:10,623 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:44:10,624 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:44:10,627 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:44:10,628 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:44:10,629 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:44:10,630 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:44:10,631 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:44:10,631 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:44:10,631 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:44:10,632 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:44:10,633 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:44:10,634 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88d2c9a0-0541-4f99-b38a-bd7532a6059f/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:44:10,691 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:44:10,692 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:44:10,693 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:44:10,694 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:44:10,695 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:44:10,695 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:44:10,696 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:44:10,696 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:44:10,696 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:44:10,696 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:44:10,698 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:44:10,698 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:44:10,698 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:44:10,698 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:44:10,699 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:44:10,699 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:44:10,699 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:44:10,699 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:44:10,700 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:44:10,700 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:44:10,700 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:44:10,700 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:44:10,701 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:44:10,701 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:44:10,701 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:44:10,701 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:44:10,704 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:44:10,715 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:44:10,715 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_88d2c9a0-0541-4f99-b38a-bd7532a6059f/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88d2c9a0-0541-4f99-b38a-bd7532a6059f/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 053ed37729093871c2c498497e190e53b613cb8aee6f9e8241abee9e3eadcf24 [2022-10-17 16:44:10,988 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:44:11,010 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:44:11,013 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:44:11,014 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:44:11,015 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:44:11,016 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88d2c9a0-0541-4f99-b38a-bd7532a6059f/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/bitvector/s3_clnt_3.BV.c.cil-2a.c [2022-10-17 16:44:11,084 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88d2c9a0-0541-4f99-b38a-bd7532a6059f/bin/ukojak-92XMlrwhuB/data/6721552c7/2fb29ee7d4d14cd1ad614de2592993cb/FLAG618cf81af [2022-10-17 16:44:11,630 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:44:11,647 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88d2c9a0-0541-4f99-b38a-bd7532a6059f/sv-benchmarks/c/bitvector/s3_clnt_3.BV.c.cil-2a.c [2022-10-17 16:44:11,662 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88d2c9a0-0541-4f99-b38a-bd7532a6059f/bin/ukojak-92XMlrwhuB/data/6721552c7/2fb29ee7d4d14cd1ad614de2592993cb/FLAG618cf81af [2022-10-17 16:44:11,928 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88d2c9a0-0541-4f99-b38a-bd7532a6059f/bin/ukojak-92XMlrwhuB/data/6721552c7/2fb29ee7d4d14cd1ad614de2592993cb [2022-10-17 16:44:11,930 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:44:11,932 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:44:11,933 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:44:11,934 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:44:11,937 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:44:11,938 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:44:11" (1/1) ... [2022-10-17 16:44:11,940 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2e7d5f5b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:44:11, skipping insertion in model container [2022-10-17 16:44:11,940 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:44:11" (1/1) ... [2022-10-17 16:44:11,948 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:44:12,008 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:44:12,275 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_88d2c9a0-0541-4f99-b38a-bd7532a6059f/sv-benchmarks/c/bitvector/s3_clnt_3.BV.c.cil-2a.c[37884,37897] [2022-10-17 16:44:12,283 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:44:12,292 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:44:12,342 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_88d2c9a0-0541-4f99-b38a-bd7532a6059f/sv-benchmarks/c/bitvector/s3_clnt_3.BV.c.cil-2a.c[37884,37897] [2022-10-17 16:44:12,346 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:44:12,359 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:44:12,359 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:44:12 WrapperNode [2022-10-17 16:44:12,360 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:44:12,361 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:44:12,361 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:44:12,361 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:44:12,368 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:44:12" (1/1) ... [2022-10-17 16:44:12,378 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:44:12" (1/1) ... [2022-10-17 16:44:12,410 INFO L138 Inliner]: procedures = 14, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 502 [2022-10-17 16:44:12,411 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:44:12,412 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:44:12,412 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:44:12,412 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:44:12,426 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:44:12" (1/1) ... [2022-10-17 16:44:12,428 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:44:12" (1/1) ... [2022-10-17 16:44:12,431 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:44:12" (1/1) ... [2022-10-17 16:44:12,440 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:44:12" (1/1) ... [2022-10-17 16:44:12,455 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:44:12" (1/1) ... [2022-10-17 16:44:12,475 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:44:12" (1/1) ... [2022-10-17 16:44:12,477 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:44:12" (1/1) ... [2022-10-17 16:44:12,491 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:44:12" (1/1) ... [2022-10-17 16:44:12,496 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:44:12,497 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:44:12,497 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:44:12,497 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:44:12,502 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:44:12" (1/1) ... [2022-10-17 16:44:12,510 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:44:12,522 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88d2c9a0-0541-4f99-b38a-bd7532a6059f/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:44:12,544 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88d2c9a0-0541-4f99-b38a-bd7532a6059f/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:44:12,572 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88d2c9a0-0541-4f99-b38a-bd7532a6059f/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:44:12,607 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:44:12,608 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:44:12,610 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:44:12,610 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:44:12,724 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:44:12,726 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:44:12,747 WARN L816 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-10-17 16:44:13,576 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##87: assume false; [2022-10-17 16:44:13,577 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##88: assume !false; [2022-10-17 16:44:13,577 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:44:13,809 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:44:13,810 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-10-17 16:44:13,815 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:44:13 BoogieIcfgContainer [2022-10-17 16:44:13,815 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:44:13,816 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:44:13,816 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:44:13,828 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:44:13,828 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:44:13" (1/1) ... [2022-10-17 16:44:13,851 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:44:13,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:13,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 84 states and 145 transitions. [2022-10-17 16:44:13,938 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 145 transitions. [2022-10-17 16:44:13,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-10-17 16:44:13,941 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:13,942 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:14,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:14,144 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 16:44:14,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:14,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 86 states and 145 transitions. [2022-10-17 16:44:14,188 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 145 transitions. [2022-10-17 16:44:14,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-10-17 16:44:14,189 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:14,189 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:14,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:14,284 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:44:14,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:14,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 95 states and 160 transitions. [2022-10-17 16:44:14,425 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 160 transitions. [2022-10-17 16:44:14,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-10-17 16:44:14,434 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:14,434 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:14,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:14,562 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:44:14,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:14,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 102 states and 181 transitions. [2022-10-17 16:44:14,750 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 181 transitions. [2022-10-17 16:44:14,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-10-17 16:44:14,754 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:14,754 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:14,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:14,862 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:44:14,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:14,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 104 states and 184 transitions. [2022-10-17 16:44:14,872 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 184 transitions. [2022-10-17 16:44:14,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-10-17 16:44:14,873 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:14,874 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:14,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:15,097 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:44:15,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:15,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 123 states and 208 transitions. [2022-10-17 16:44:15,418 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 208 transitions. [2022-10-17 16:44:15,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-10-17 16:44:15,428 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:15,429 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:15,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:15,540 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:44:15,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:15,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 124 states and 209 transitions. [2022-10-17 16:44:15,553 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 209 transitions. [2022-10-17 16:44:15,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-10-17 16:44:15,554 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:15,556 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:15,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:15,674 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:44:15,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:15,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 125 states and 210 transitions. [2022-10-17 16:44:15,700 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 210 transitions. [2022-10-17 16:44:15,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-10-17 16:44:15,703 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:15,704 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:15,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:15,776 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:44:16,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:16,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 136 states and 228 transitions. [2022-10-17 16:44:16,061 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 228 transitions. [2022-10-17 16:44:16,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-10-17 16:44:16,062 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:16,063 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:16,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:16,148 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 16:44:16,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:16,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 147 states and 246 transitions. [2022-10-17 16:44:16,396 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 246 transitions. [2022-10-17 16:44:16,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-10-17 16:44:16,398 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:16,398 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:16,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:16,448 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:44:16,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:16,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 147 states and 245 transitions. [2022-10-17 16:44:16,566 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 245 transitions. [2022-10-17 16:44:16,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-10-17 16:44:16,567 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:16,567 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:16,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:16,660 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:44:16,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:16,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 150 states and 253 transitions. [2022-10-17 16:44:16,985 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 253 transitions. [2022-10-17 16:44:16,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-10-17 16:44:16,986 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:16,987 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:17,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:17,078 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 16:44:17,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:17,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 150 states and 252 transitions. [2022-10-17 16:44:17,117 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 252 transitions. [2022-10-17 16:44:17,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-10-17 16:44:17,118 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:17,118 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:17,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:17,277 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:44:17,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:17,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 169 states and 276 transitions. [2022-10-17 16:44:17,781 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 276 transitions. [2022-10-17 16:44:17,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-10-17 16:44:17,782 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:17,782 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:17,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:17,863 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:44:18,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:18,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 300 states to 183 states and 300 transitions. [2022-10-17 16:44:18,842 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 300 transitions. [2022-10-17 16:44:18,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-10-17 16:44:18,842 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:18,843 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:18,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:18,927 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:44:18,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:18,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 184 states and 301 transitions. [2022-10-17 16:44:18,951 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 301 transitions. [2022-10-17 16:44:18,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-10-17 16:44:18,952 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:18,952 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:18,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:19,034 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:44:19,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:19,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 302 states to 185 states and 302 transitions. [2022-10-17 16:44:19,051 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 302 transitions. [2022-10-17 16:44:19,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-10-17 16:44:19,052 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:19,052 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:19,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:19,676 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 11 proven. 22 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:44:21,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:21,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 369 states to 217 states and 369 transitions. [2022-10-17 16:44:21,482 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 369 transitions. [2022-10-17 16:44:21,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-10-17 16:44:21,483 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:21,483 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:21,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:21,566 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:44:21,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:21,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 370 states to 218 states and 370 transitions. [2022-10-17 16:44:21,594 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 370 transitions. [2022-10-17 16:44:21,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-10-17 16:44:21,595 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:21,595 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:21,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:21,635 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-10-17 16:44:22,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:22,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 392 states to 231 states and 392 transitions. [2022-10-17 16:44:22,237 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 392 transitions. [2022-10-17 16:44:22,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-10-17 16:44:22,238 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:22,239 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:22,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:22,322 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:44:22,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:22,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 393 states to 232 states and 393 transitions. [2022-10-17 16:44:22,348 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 393 transitions. [2022-10-17 16:44:22,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-10-17 16:44:22,348 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:22,349 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:22,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:22,828 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 11 proven. 22 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:44:22,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:22,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 396 states to 234 states and 396 transitions. [2022-10-17 16:44:22,900 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 396 transitions. [2022-10-17 16:44:22,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-10-17 16:44:22,901 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:22,902 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:22,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:22,932 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:44:24,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:24,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 442 states to 258 states and 442 transitions. [2022-10-17 16:44:24,129 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 442 transitions. [2022-10-17 16:44:24,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-10-17 16:44:24,130 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:24,131 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:24,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:24,173 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:44:24,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:24,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 438 states to 257 states and 438 transitions. [2022-10-17 16:44:24,199 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 438 transitions. [2022-10-17 16:44:24,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-10-17 16:44:24,200 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:24,201 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:24,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:24,247 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:44:24,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:24,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 435 states to 257 states and 435 transitions. [2022-10-17 16:44:24,446 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 435 transitions. [2022-10-17 16:44:24,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-10-17 16:44:24,447 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:24,447 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:24,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:24,481 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:44:24,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:24,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 454 states to 261 states and 454 transitions. [2022-10-17 16:44:24,974 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 454 transitions. [2022-10-17 16:44:24,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-10-17 16:44:24,975 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:24,975 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:25,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:25,035 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:44:25,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:25,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 455 states to 262 states and 455 transitions. [2022-10-17 16:44:25,057 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 455 transitions. [2022-10-17 16:44:25,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-10-17 16:44:25,058 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:25,058 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:25,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:25,099 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:44:25,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:25,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 456 states to 263 states and 456 transitions. [2022-10-17 16:44:25,125 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 456 transitions. [2022-10-17 16:44:25,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-10-17 16:44:25,127 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:25,128 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:25,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:25,175 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:44:25,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:25,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 457 states to 264 states and 457 transitions. [2022-10-17 16:44:25,204 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 457 transitions. [2022-10-17 16:44:25,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2022-10-17 16:44:25,205 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:25,206 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:25,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:25,300 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 16:44:25,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:25,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 458 states to 265 states and 458 transitions. [2022-10-17 16:44:25,418 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 458 transitions. [2022-10-17 16:44:25,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2022-10-17 16:44:25,422 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:25,422 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:25,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:25,463 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:44:25,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:25,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 459 states to 266 states and 459 transitions. [2022-10-17 16:44:25,489 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 459 transitions. [2022-10-17 16:44:25,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2022-10-17 16:44:25,492 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:25,492 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:25,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:25,537 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:44:25,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:25,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 460 states to 267 states and 460 transitions. [2022-10-17 16:44:25,561 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 460 transitions. [2022-10-17 16:44:25,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2022-10-17 16:44:25,563 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:25,563 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:25,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:25,632 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-10-17 16:44:25,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:25,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 456 states to 265 states and 456 transitions. [2022-10-17 16:44:25,902 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 456 transitions. [2022-10-17 16:44:25,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2022-10-17 16:44:25,906 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:25,906 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:25,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:25,988 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 16:44:26,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:26,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 457 states to 266 states and 457 transitions. [2022-10-17 16:44:26,018 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 457 transitions. [2022-10-17 16:44:26,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2022-10-17 16:44:26,019 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:26,020 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:26,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:26,069 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-10-17 16:44:27,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:27,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 477 states to 279 states and 477 transitions. [2022-10-17 16:44:27,309 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 477 transitions. [2022-10-17 16:44:27,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2022-10-17 16:44:27,310 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:27,310 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:27,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:27,345 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:44:27,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:27,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 478 states to 280 states and 478 transitions. [2022-10-17 16:44:27,370 INFO L276 IsEmpty]: Start isEmpty. Operand 280 states and 478 transitions. [2022-10-17 16:44:27,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2022-10-17 16:44:27,371 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:27,372 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:27,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:27,405 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:44:27,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:27,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 483 states to 283 states and 483 transitions. [2022-10-17 16:44:27,430 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 483 transitions. [2022-10-17 16:44:27,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2022-10-17 16:44:27,431 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:27,432 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:27,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:27,475 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-10-17 16:44:28,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:28,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 493 states to 286 states and 493 transitions. [2022-10-17 16:44:28,337 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 493 transitions. [2022-10-17 16:44:28,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2022-10-17 16:44:28,339 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:28,339 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:28,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:28,457 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 16:44:28,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:28,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 494 states to 287 states and 494 transitions. [2022-10-17 16:44:28,485 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 494 transitions. [2022-10-17 16:44:28,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2022-10-17 16:44:28,486 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:28,487 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:28,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:28,533 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-10-17 16:44:29,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:29,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 497 states to 289 states and 497 transitions. [2022-10-17 16:44:29,224 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 497 transitions. [2022-10-17 16:44:29,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2022-10-17 16:44:29,225 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:29,227 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:29,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:29,266 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:44:29,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:29,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 502 states to 292 states and 502 transitions. [2022-10-17 16:44:29,294 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 502 transitions. [2022-10-17 16:44:29,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2022-10-17 16:44:29,296 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:29,296 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:29,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:29,347 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:44:29,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:29,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 503 states to 293 states and 503 transitions. [2022-10-17 16:44:29,369 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 503 transitions. [2022-10-17 16:44:29,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2022-10-17 16:44:29,370 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:29,370 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:29,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:29,423 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2022-10-17 16:44:29,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:29,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 499 states to 292 states and 499 transitions. [2022-10-17 16:44:29,902 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 499 transitions. [2022-10-17 16:44:29,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2022-10-17 16:44:29,904 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:29,904 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:29,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:29,988 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 16:44:30,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:30,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 500 states to 293 states and 500 transitions. [2022-10-17 16:44:30,017 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 500 transitions. [2022-10-17 16:44:30,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2022-10-17 16:44:30,018 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:30,019 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:30,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:30,063 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:44:30,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:30,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 501 states to 294 states and 501 transitions. [2022-10-17 16:44:30,089 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 501 transitions. [2022-10-17 16:44:30,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2022-10-17 16:44:30,091 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:30,093 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:30,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:30,123 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:44:30,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:30,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 506 states to 297 states and 506 transitions. [2022-10-17 16:44:30,149 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 506 transitions. [2022-10-17 16:44:30,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2022-10-17 16:44:30,152 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:30,153 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:30,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:30,753 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 14 proven. 28 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:44:33,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:33,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 536 states to 314 states and 536 transitions. [2022-10-17 16:44:33,916 INFO L276 IsEmpty]: Start isEmpty. Operand 314 states and 536 transitions. [2022-10-17 16:44:33,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2022-10-17 16:44:33,918 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:33,919 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:33,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:33,999 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 16:44:34,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:34,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 537 states to 315 states and 537 transitions. [2022-10-17 16:44:34,029 INFO L276 IsEmpty]: Start isEmpty. Operand 315 states and 537 transitions. [2022-10-17 16:44:34,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2022-10-17 16:44:34,030 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:34,030 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:34,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:34,061 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:44:34,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:34,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 542 states to 318 states and 542 transitions. [2022-10-17 16:44:34,088 INFO L276 IsEmpty]: Start isEmpty. Operand 318 states and 542 transitions. [2022-10-17 16:44:34,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2022-10-17 16:44:34,089 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:34,090 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:34,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:34,120 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:44:34,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:34,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 543 states to 319 states and 543 transitions. [2022-10-17 16:44:34,143 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 543 transitions. [2022-10-17 16:44:34,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2022-10-17 16:44:34,144 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:34,144 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:34,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:34,178 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-10-17 16:44:34,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:34,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 541 states to 319 states and 541 transitions. [2022-10-17 16:44:34,209 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 541 transitions. [2022-10-17 16:44:34,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2022-10-17 16:44:34,210 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:34,210 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:34,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:34,300 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 16:44:34,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:34,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 542 states to 320 states and 542 transitions. [2022-10-17 16:44:34,329 INFO L276 IsEmpty]: Start isEmpty. Operand 320 states and 542 transitions. [2022-10-17 16:44:34,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2022-10-17 16:44:34,330 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:34,331 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:34,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:34,363 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:44:34,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:34,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 543 states to 321 states and 543 transitions. [2022-10-17 16:44:34,387 INFO L276 IsEmpty]: Start isEmpty. Operand 321 states and 543 transitions. [2022-10-17 16:44:34,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2022-10-17 16:44:34,389 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:34,389 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:34,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:34,428 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2022-10-17 16:44:36,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:36,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 577 states to 337 states and 577 transitions. [2022-10-17 16:44:36,394 INFO L276 IsEmpty]: Start isEmpty. Operand 337 states and 577 transitions. [2022-10-17 16:44:36,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2022-10-17 16:44:36,396 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:36,396 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:36,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:36,474 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 16:44:36,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:36,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 578 states to 338 states and 578 transitions. [2022-10-17 16:44:36,503 INFO L276 IsEmpty]: Start isEmpty. Operand 338 states and 578 transitions. [2022-10-17 16:44:36,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2022-10-17 16:44:36,504 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:36,505 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:36,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:37,176 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 15 proven. 30 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:44:39,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:39,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 603 states to 354 states and 603 transitions. [2022-10-17 16:44:39,196 INFO L276 IsEmpty]: Start isEmpty. Operand 354 states and 603 transitions. [2022-10-17 16:44:39,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2022-10-17 16:44:39,198 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:39,198 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:39,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:39,275 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 16:44:39,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:39,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 604 states to 355 states and 604 transitions. [2022-10-17 16:44:39,304 INFO L276 IsEmpty]: Start isEmpty. Operand 355 states and 604 transitions. [2022-10-17 16:44:39,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2022-10-17 16:44:39,305 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:39,306 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:39,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:39,343 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:44:39,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:39,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 616 states to 360 states and 616 transitions. [2022-10-17 16:44:39,374 INFO L276 IsEmpty]: Start isEmpty. Operand 360 states and 616 transitions. [2022-10-17 16:44:39,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2022-10-17 16:44:39,375 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:39,376 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:39,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:39,405 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:44:39,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:39,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 625 states to 365 states and 625 transitions. [2022-10-17 16:44:39,439 INFO L276 IsEmpty]: Start isEmpty. Operand 365 states and 625 transitions. [2022-10-17 16:44:39,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2022-10-17 16:44:39,440 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:39,441 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:39,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:39,498 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:44:39,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:39,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 634 states to 369 states and 634 transitions. [2022-10-17 16:44:39,531 INFO L276 IsEmpty]: Start isEmpty. Operand 369 states and 634 transitions. [2022-10-17 16:44:39,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2022-10-17 16:44:39,532 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:39,532 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:39,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:39,569 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.