./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/array-examples/standard_copyInitSum2_ground-2.i --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_e51c8e9b-6c01-4f3e-9fd3-ca9555f804cb/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e51c8e9b-6c01-4f3e-9fd3-ca9555f804cb/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_e51c8e9b-6c01-4f3e-9fd3-ca9555f804cb/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e51c8e9b-6c01-4f3e-9fd3-ca9555f804cb/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/array-examples/standard_copyInitSum2_ground-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e51c8e9b-6c01-4f3e-9fd3-ca9555f804cb/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_e51c8e9b-6c01-4f3e-9fd3-ca9555f804cb/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 495094a11c21f00136d2d1dc803d67f4b0e9f0825a0b561680c3923e1996fa21 --- 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 16:52:32,430 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:52:32,433 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:52:32,489 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:52:32,489 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:52:32,494 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:52:32,497 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:52:32,500 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:52:32,503 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:52:32,509 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:52:32,511 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:52:32,516 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:52:32,517 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:52:32,520 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:52:32,522 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:52:32,524 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:52:32,526 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:52:32,527 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:52:32,530 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:52:32,538 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:52:32,539 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:52:32,541 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:52:32,544 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:52:32,546 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:52:32,556 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:52:32,556 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:52:32,557 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:52:32,559 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:52:32,559 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:52:32,560 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:52:32,561 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:52:32,562 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:52:32,564 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:52:32,565 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:52:32,568 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:52:32,568 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:52:32,569 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:52:32,569 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:52:32,569 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:52:32,570 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:52:32,571 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:52:32,572 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e51c8e9b-6c01-4f3e-9fd3-ca9555f804cb/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:52:32,614 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:52:32,614 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:52:32,616 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:52:32,616 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:52:32,617 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:52:32,617 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:52:32,618 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:52:32,618 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:52:32,618 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:52:32,618 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:52:32,619 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:52:32,620 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:52:32,620 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:52:32,620 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:52:32,620 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:52:32,620 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:52:32,621 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:52:32,621 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:52:32,621 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:52:32,621 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:52:32,622 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:52:32,622 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:52:32,622 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:52:32,622 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:52:32,623 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:52:32,623 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:52:32,623 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:52:32,623 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:52:32,623 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_e51c8e9b-6c01-4f3e-9fd3-ca9555f804cb/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e51c8e9b-6c01-4f3e-9fd3-ca9555f804cb/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 495094a11c21f00136d2d1dc803d67f4b0e9f0825a0b561680c3923e1996fa21 [2022-10-17 16:52:32,923 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:52:32,950 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:52:32,952 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:52:32,954 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:52:32,956 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:52:32,958 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e51c8e9b-6c01-4f3e-9fd3-ca9555f804cb/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/array-examples/standard_copyInitSum2_ground-2.i [2022-10-17 16:52:33,040 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e51c8e9b-6c01-4f3e-9fd3-ca9555f804cb/bin/ukojak-92XMlrwhuB/data/df83abfa9/7845d2bada644ca8afa1b09a24824c9a/FLAGc53d58a13 [2022-10-17 16:52:33,505 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:52:33,505 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e51c8e9b-6c01-4f3e-9fd3-ca9555f804cb/sv-benchmarks/c/array-examples/standard_copyInitSum2_ground-2.i [2022-10-17 16:52:33,515 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e51c8e9b-6c01-4f3e-9fd3-ca9555f804cb/bin/ukojak-92XMlrwhuB/data/df83abfa9/7845d2bada644ca8afa1b09a24824c9a/FLAGc53d58a13 [2022-10-17 16:52:33,858 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e51c8e9b-6c01-4f3e-9fd3-ca9555f804cb/bin/ukojak-92XMlrwhuB/data/df83abfa9/7845d2bada644ca8afa1b09a24824c9a [2022-10-17 16:52:33,860 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:52:33,862 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:52:33,878 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:52:33,878 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:52:33,882 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:52:33,883 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:52:33" (1/1) ... [2022-10-17 16:52:33,884 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3ed2f5da and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:52:33, skipping insertion in model container [2022-10-17 16:52:33,884 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:52:33" (1/1) ... [2022-10-17 16:52:33,892 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:52:33,913 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:52:34,114 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_e51c8e9b-6c01-4f3e-9fd3-ca9555f804cb/sv-benchmarks/c/array-examples/standard_copyInitSum2_ground-2.i[823,836] [2022-10-17 16:52:34,139 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:52:34,148 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:52:34,164 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_e51c8e9b-6c01-4f3e-9fd3-ca9555f804cb/sv-benchmarks/c/array-examples/standard_copyInitSum2_ground-2.i[823,836] [2022-10-17 16:52:34,182 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:52:34,204 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:52:34,204 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:52:34 WrapperNode [2022-10-17 16:52:34,205 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:52:34,206 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:52:34,206 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:52:34,208 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:52:34,216 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:52:34" (1/1) ... [2022-10-17 16:52:34,224 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:52:34" (1/1) ... [2022-10-17 16:52:34,257 INFO L138 Inliner]: procedures = 15, calls = 19, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 67 [2022-10-17 16:52:34,257 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:52:34,258 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:52:34,258 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:52:34,259 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:52:34,268 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:52:34" (1/1) ... [2022-10-17 16:52:34,268 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:52:34" (1/1) ... [2022-10-17 16:52:34,282 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:52:34" (1/1) ... [2022-10-17 16:52:34,283 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:52:34" (1/1) ... [2022-10-17 16:52:34,288 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:52:34" (1/1) ... [2022-10-17 16:52:34,296 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:52:34" (1/1) ... [2022-10-17 16:52:34,303 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:52:34" (1/1) ... [2022-10-17 16:52:34,309 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:52:34" (1/1) ... [2022-10-17 16:52:34,311 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:52:34,315 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:52:34,315 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:52:34,315 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:52:34,317 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:52:34" (1/1) ... [2022-10-17 16:52:34,323 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:52:34,335 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e51c8e9b-6c01-4f3e-9fd3-ca9555f804cb/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:52:34,352 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e51c8e9b-6c01-4f3e-9fd3-ca9555f804cb/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:52:34,378 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e51c8e9b-6c01-4f3e-9fd3-ca9555f804cb/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:52:34,408 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:52:34,408 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:52:34,409 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 16:52:34,409 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-17 16:52:34,409 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:52:34,409 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:52:34,410 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-17 16:52:34,410 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 16:52:34,488 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:52:34,491 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:52:34,633 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:52:34,714 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:52:34,715 INFO L300 CfgBuilder]: Removed 4 assume(true) statements. [2022-10-17 16:52:34,717 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:52:34 BoogieIcfgContainer [2022-10-17 16:52:34,717 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:52:34,718 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:52:34,718 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:52:34,742 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:52:34,742 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:52:34" (1/1) ... [2022-10-17 16:52:34,766 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:52:34,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:52:34,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 10 states and 14 transitions. [2022-10-17 16:52:34,823 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 14 transitions. [2022-10-17 16:52:34,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-10-17 16:52:34,826 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:52:34,827 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:52:34,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:52:35,056 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 16:52:35,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:52:35,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 11 states and 15 transitions. [2022-10-17 16:52:35,105 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 15 transitions. [2022-10-17 16:52:35,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-10-17 16:52:35,106 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:52:35,106 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:52:35,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:52:35,215 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:52:35,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:52:35,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 12 states and 17 transitions. [2022-10-17 16:52:35,279 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 17 transitions. [2022-10-17 16:52:35,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-10-17 16:52:35,280 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:52:35,280 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:52:35,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:52:35,344 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 16:52:35,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:52:35,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 13 states and 19 transitions. [2022-10-17 16:52:35,363 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 19 transitions. [2022-10-17 16:52:35,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-10-17 16:52:35,363 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:52:35,364 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:52:35,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:52:35,434 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 16:52:35,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:52:35,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 14 states and 21 transitions. [2022-10-17 16:52:35,458 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 21 transitions. [2022-10-17 16:52:35,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-10-17 16:52:35,458 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:52:35,459 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:52:35,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:52:35,599 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 16:52:35,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:52:35,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 15 states and 23 transitions. [2022-10-17 16:52:35,627 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 23 transitions. [2022-10-17 16:52:35,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-10-17 16:52:35,628 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:52:35,628 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:52:35,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:52:35,761 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 16:52:35,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:52:35,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 16 states and 25 transitions. [2022-10-17 16:52:35,790 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 25 transitions. [2022-10-17 16:52:35,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-10-17 16:52:35,791 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:52:35,791 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:52:35,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:52:35,936 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 16:52:35,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:52:35,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 17 states and 26 transitions. [2022-10-17 16:52:35,982 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 26 transitions. [2022-10-17 16:52:35,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-10-17 16:52:35,983 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:52:35,984 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:52:36,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:52:36,095 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 16:52:36,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:52:36,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 18 states and 27 transitions. [2022-10-17 16:52:36,159 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 27 transitions. [2022-10-17 16:52:36,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-10-17 16:52:36,160 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:52:36,160 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:52:36,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:52:36,268 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 16:52:36,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:52:36,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 19 states and 28 transitions. [2022-10-17 16:52:36,334 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 28 transitions. [2022-10-17 16:52:36,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-10-17 16:52:36,336 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:52:36,336 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:52:36,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:52:36,449 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 16:52:36,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:52:36,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 20 states and 29 transitions. [2022-10-17 16:52:36,509 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 29 transitions. [2022-10-17 16:52:36,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-10-17 16:52:36,511 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:52:36,512 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:52:36,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:52:36,648 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 16:52:36,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:52:36,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 21 states and 30 transitions. [2022-10-17 16:52:36,723 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 30 transitions. [2022-10-17 16:52:36,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-10-17 16:52:36,724 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:52:36,726 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:52:36,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:52:36,862 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 16:52:36,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:52:36,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 22 states and 31 transitions. [2022-10-17 16:52:36,929 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 31 transitions. [2022-10-17 16:52:36,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-10-17 16:52:36,931 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:52:36,934 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:52:36,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:52:37,084 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 16:52:37,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:52:37,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 23 states and 32 transitions. [2022-10-17 16:52:37,156 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 32 transitions. [2022-10-17 16:52:37,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:52:37,157 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:52:37,158 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:52:37,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:52:37,307 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 16:52:37,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:52:37,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 24 states and 33 transitions. [2022-10-17 16:52:37,400 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 33 transitions. [2022-10-17 16:52:37,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-10-17 16:52:37,400 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:52:37,401 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:52:37,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:52:37,561 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 16:52:37,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:52:37,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 25 states and 34 transitions. [2022-10-17 16:52:37,660 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 34 transitions. [2022-10-17 16:52:37,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-10-17 16:52:37,661 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:52:37,661 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:52:37,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:52:37,851 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 16:52:37,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:52:37,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 26 states and 35 transitions. [2022-10-17 16:52:37,939 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 35 transitions. [2022-10-17 16:52:37,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-10-17 16:52:37,940 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:52:37,940 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:52:37,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:52:38,129 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 16:52:38,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:52:38,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 27 states and 36 transitions. [2022-10-17 16:52:38,208 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 36 transitions. [2022-10-17 16:52:38,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-10-17 16:52:38,210 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:52:38,211 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:52:38,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:52:38,465 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 16:52:38,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:52:38,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 28 states and 37 transitions. [2022-10-17 16:52:38,556 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 37 transitions. [2022-10-17 16:52:38,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-10-17 16:52:38,558 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:52:38,559 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:52:38,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:52:38,788 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 16:52:38,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:52:38,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 29 states and 38 transitions. [2022-10-17 16:52:38,877 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 38 transitions. [2022-10-17 16:52:38,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-10-17 16:52:38,879 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:52:38,880 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:52:38,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:52:39,143 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 0 proven. 120 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 16:52:39,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:52:39,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 30 states and 39 transitions. [2022-10-17 16:52:39,236 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 39 transitions. [2022-10-17 16:52:39,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-10-17 16:52:39,236 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:52:39,237 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:52:39,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:52:39,445 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 0 proven. 136 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 16:52:39,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:52:39,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 31 states and 40 transitions. [2022-10-17 16:52:39,539 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 40 transitions. [2022-10-17 16:52:39,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-10-17 16:52:39,540 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:52:39,541 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:52:39,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:52:39,794 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 0 proven. 153 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 16:52:39,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:52:39,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 32 states and 41 transitions. [2022-10-17 16:52:39,889 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 41 transitions. [2022-10-17 16:52:39,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-10-17 16:52:39,889 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:52:39,890 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:52:39,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:52:40,127 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 0 proven. 171 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 16:52:40,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:52:40,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 33 states and 42 transitions. [2022-10-17 16:52:40,249 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 42 transitions. [2022-10-17 16:52:40,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-10-17 16:52:40,250 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:52:40,251 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:52:40,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:52:40,528 INFO L134 CoverageAnalysis]: Checked inductivity of 196 backedges. 0 proven. 190 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 16:52:40,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:52:40,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 34 states and 43 transitions. [2022-10-17 16:52:40,646 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 43 transitions. [2022-10-17 16:52:40,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-10-17 16:52:40,650 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:52:40,650 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:52:40,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:52:40,930 INFO L134 CoverageAnalysis]: Checked inductivity of 216 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 16:52:41,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:52:41,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 35 states and 44 transitions. [2022-10-17 16:52:41,057 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 44 transitions. [2022-10-17 16:52:41,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-10-17 16:52:41,059 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:52:41,060 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:52:41,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:52:41,329 INFO L134 CoverageAnalysis]: Checked inductivity of 237 backedges. 0 proven. 231 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 16:52:41,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:52:41,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 36 states and 45 transitions. [2022-10-17 16:52:41,484 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 45 transitions. [2022-10-17 16:52:41,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-10-17 16:52:41,484 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:52:41,484 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:52:41,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:52:41,748 INFO L134 CoverageAnalysis]: Checked inductivity of 259 backedges. 0 proven. 253 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 16:52:41,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:52:41,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 37 states and 46 transitions. [2022-10-17 16:52:41,874 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 46 transitions. [2022-10-17 16:52:41,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-10-17 16:52:41,875 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:52:41,876 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:52:41,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:52:42,152 INFO L134 CoverageAnalysis]: Checked inductivity of 282 backedges. 0 proven. 276 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 16:52:42,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:52:42,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 38 states and 47 transitions. [2022-10-17 16:52:42,274 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 47 transitions. [2022-10-17 16:52:42,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-10-17 16:52:42,275 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:52:42,275 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:52:42,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:52:42,581 INFO L134 CoverageAnalysis]: Checked inductivity of 306 backedges. 0 proven. 300 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 16:52:42,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:52:42,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 39 states and 48 transitions. [2022-10-17 16:52:42,719 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 48 transitions. [2022-10-17 16:52:42,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-10-17 16:52:42,719 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:52:42,719 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:52:42,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:52:43,057 INFO L134 CoverageAnalysis]: Checked inductivity of 331 backedges. 0 proven. 325 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 16:52:43,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:52:43,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 40 states and 49 transitions. [2022-10-17 16:52:43,180 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 49 transitions. [2022-10-17 16:52:43,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-10-17 16:52:43,180 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:52:43,180 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:52:43,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:52:43,467 INFO L134 CoverageAnalysis]: Checked inductivity of 357 backedges. 0 proven. 351 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 16:52:43,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:52:43,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 41 states and 50 transitions. [2022-10-17 16:52:43,604 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 50 transitions. [2022-10-17 16:52:43,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-10-17 16:52:43,605 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:52:43,605 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:52:43,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:52:43,921 INFO L134 CoverageAnalysis]: Checked inductivity of 384 backedges. 0 proven. 378 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 16:52:44,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:52:44,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 42 states and 51 transitions. [2022-10-17 16:52:44,068 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 51 transitions. [2022-10-17 16:52:44,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-10-17 16:52:44,068 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:52:44,069 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:52:44,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:52:44,396 INFO L134 CoverageAnalysis]: Checked inductivity of 412 backedges. 0 proven. 406 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 16:52:44,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:52:44,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 43 states and 52 transitions. [2022-10-17 16:52:44,542 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 52 transitions. [2022-10-17 16:52:44,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-10-17 16:52:44,543 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:52:44,543 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:52:44,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:52:44,921 INFO L134 CoverageAnalysis]: Checked inductivity of 441 backedges. 0 proven. 435 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 16:52:45,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:52:45,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 44 states and 53 transitions. [2022-10-17 16:52:45,074 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 53 transitions. [2022-10-17 16:52:45,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2022-10-17 16:52:45,074 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:52:45,075 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:52:45,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:52:45,472 INFO L134 CoverageAnalysis]: Checked inductivity of 471 backedges. 0 proven. 465 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 16:52:45,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:52:45,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 45 states and 54 transitions. [2022-10-17 16:52:45,615 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 54 transitions. [2022-10-17 16:52:45,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-10-17 16:52:45,616 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:52:45,616 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:52:45,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:52:46,006 INFO L134 CoverageAnalysis]: Checked inductivity of 502 backedges. 0 proven. 496 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 16:52:46,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:52:46,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 46 states and 55 transitions. [2022-10-17 16:52:46,157 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 55 transitions. [2022-10-17 16:52:46,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-10-17 16:52:46,158 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:52:46,158 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:52:46,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:52:46,597 INFO L134 CoverageAnalysis]: Checked inductivity of 534 backedges. 0 proven. 528 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 16:52:46,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:52:46,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 47 states and 56 transitions. [2022-10-17 16:52:46,754 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 56 transitions. [2022-10-17 16:52:46,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-10-17 16:52:46,755 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:52:46,755 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:52:46,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:52:47,173 INFO L134 CoverageAnalysis]: Checked inductivity of 567 backedges. 0 proven. 561 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 16:52:47,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:52:47,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 48 states and 57 transitions. [2022-10-17 16:52:47,342 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 57 transitions. [2022-10-17 16:52:47,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-10-17 16:52:47,342 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:52:47,342 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:52:47,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:52:47,825 INFO L134 CoverageAnalysis]: Checked inductivity of 601 backedges. 0 proven. 595 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 16:52:48,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:52:48,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 49 states and 58 transitions. [2022-10-17 16:52:48,015 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 58 transitions. [2022-10-17 16:52:48,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-10-17 16:52:48,016 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:52:48,016 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:52:48,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:52:48,465 INFO L134 CoverageAnalysis]: Checked inductivity of 636 backedges. 0 proven. 630 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 16:52:48,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:52:48,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 50 states and 59 transitions. [2022-10-17 16:52:48,629 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 59 transitions. [2022-10-17 16:52:48,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-10-17 16:52:48,630 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:52:48,630 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:52:48,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:52:49,101 INFO L134 CoverageAnalysis]: Checked inductivity of 672 backedges. 0 proven. 666 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 16:52:49,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:52:49,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 51 states and 60 transitions. [2022-10-17 16:52:49,277 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 60 transitions. [2022-10-17 16:52:49,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-10-17 16:52:49,278 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:52:49,278 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:52:49,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:52:49,760 INFO L134 CoverageAnalysis]: Checked inductivity of 709 backedges. 0 proven. 703 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 16:52:49,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:52:49,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 52 states and 61 transitions. [2022-10-17 16:52:49,941 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 61 transitions. [2022-10-17 16:52:49,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-10-17 16:52:49,941 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:52:49,941 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:52:49,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:52:50,480 INFO L134 CoverageAnalysis]: Checked inductivity of 747 backedges. 0 proven. 741 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 16:52:50,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:52:50,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 53 states and 62 transitions. [2022-10-17 16:52:50,663 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 62 transitions. [2022-10-17 16:52:50,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-10-17 16:52:50,663 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:52:50,664 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:52:50,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:52:51,172 INFO L134 CoverageAnalysis]: Checked inductivity of 786 backedges. 0 proven. 780 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 16:52:51,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:52:51,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 54 states and 63 transitions. [2022-10-17 16:52:51,365 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 63 transitions. [2022-10-17 16:52:51,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-10-17 16:52:51,366 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:52:51,366 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:52:51,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:52:51,871 INFO L134 CoverageAnalysis]: Checked inductivity of 826 backedges. 0 proven. 820 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 16:52:52,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:52:52,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 55 states and 64 transitions. [2022-10-17 16:52:52,059 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 64 transitions. [2022-10-17 16:52:52,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-10-17 16:52:52,059 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:52:52,060 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:52:52,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:52:52,543 INFO L134 CoverageAnalysis]: Checked inductivity of 867 backedges. 0 proven. 861 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 16:52:52,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:52:52,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 56 states and 65 transitions. [2022-10-17 16:52:52,832 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 65 transitions. [2022-10-17 16:52:52,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-10-17 16:52:52,832 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:52:52,832 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:52:52,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:52:53,363 INFO L134 CoverageAnalysis]: Checked inductivity of 909 backedges. 0 proven. 903 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 16:52:53,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:52:53,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 57 states and 66 transitions. [2022-10-17 16:52:53,582 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 66 transitions. [2022-10-17 16:52:53,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-10-17 16:52:53,583 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:52:53,583 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:52:53,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:52:54,160 INFO L134 CoverageAnalysis]: Checked inductivity of 952 backedges. 0 proven. 946 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 16:52:54,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:52:54,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 58 states and 67 transitions. [2022-10-17 16:52:54,365 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 67 transitions. [2022-10-17 16:52:54,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-10-17 16:52:54,365 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:52:54,365 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:52:54,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:52:54,945 INFO L134 CoverageAnalysis]: Checked inductivity of 996 backedges. 0 proven. 990 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 16:52:55,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:52:55,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 59 states and 68 transitions. [2022-10-17 16:52:55,155 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 68 transitions. [2022-10-17 16:52:55,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-10-17 16:52:55,156 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:52:55,156 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:52:55,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:52:55,757 INFO L134 CoverageAnalysis]: Checked inductivity of 1041 backedges. 0 proven. 1035 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 16:52:55,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:52:55,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 60 states and 69 transitions. [2022-10-17 16:52:55,964 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 69 transitions. [2022-10-17 16:52:55,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2022-10-17 16:52:55,964 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:52:55,965 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:52:56,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:52:56,573 INFO L134 CoverageAnalysis]: Checked inductivity of 1087 backedges. 0 proven. 1081 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 16:52:56,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:52:56,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 61 states and 70 transitions. [2022-10-17 16:52:56,771 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 70 transitions. [2022-10-17 16:52:56,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2022-10-17 16:52:56,771 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:52:56,771 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:52:56,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:52:57,437 INFO L134 CoverageAnalysis]: Checked inductivity of 1134 backedges. 0 proven. 1128 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 16:52:57,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:52:57,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 62 states and 71 transitions. [2022-10-17 16:52:57,650 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 71 transitions. [2022-10-17 16:52:57,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2022-10-17 16:52:57,650 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:52:57,650 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:52:57,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:52:58,248 INFO L134 CoverageAnalysis]: Checked inductivity of 1182 backedges. 0 proven. 1176 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 16:52:58,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:52:58,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 63 states and 72 transitions. [2022-10-17 16:52:58,458 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 72 transitions. [2022-10-17 16:52:58,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2022-10-17 16:52:58,459 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:52:58,459 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:52:58,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:52:59,115 INFO L134 CoverageAnalysis]: Checked inductivity of 1231 backedges. 0 proven. 1225 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 16:52:59,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:52:59,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 64 states and 73 transitions. [2022-10-17 16:52:59,314 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 73 transitions. [2022-10-17 16:52:59,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2022-10-17 16:52:59,314 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:52:59,315 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:52:59,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:52:59,971 INFO L134 CoverageAnalysis]: Checked inductivity of 1281 backedges. 0 proven. 1275 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 16:53:00,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:00,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 65 states and 74 transitions. [2022-10-17 16:53:00,194 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 74 transitions. [2022-10-17 16:53:00,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2022-10-17 16:53:00,195 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:00,195 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:00,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:01,035 INFO L134 CoverageAnalysis]: Checked inductivity of 1332 backedges. 0 proven. 1326 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 16:53:01,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:01,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 66 states and 75 transitions. [2022-10-17 16:53:01,259 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 75 transitions. [2022-10-17 16:53:01,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2022-10-17 16:53:01,259 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:01,260 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:01,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat