./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/list-simple/sll2n_append_equal.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88527686-893f-41ad-9486-ab550bb7fab1/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88527686-893f-41ad-9486-ab550bb7fab1/bin/ukojak-rkRKPMF4O4/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88527686-893f-41ad-9486-ab550bb7fab1/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88527686-893f-41ad-9486-ab550bb7fab1/bin/ukojak-rkRKPMF4O4/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/list-simple/sll2n_append_equal.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88527686-893f-41ad-9486-ab550bb7fab1/bin/ukojak-rkRKPMF4O4/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88527686-893f-41ad-9486-ab550bb7fab1/bin/ukojak-rkRKPMF4O4 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash f218eac2d2b52810cb44bb8b3f3f80463ec7e46c8818b20f079ed947cc8e9fd0 --- 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-2329fc7 [2022-12-15 03:42:13,601 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-15 03:42:13,602 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-15 03:42:13,615 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-15 03:42:13,616 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-15 03:42:13,616 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-15 03:42:13,617 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-15 03:42:13,618 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-15 03:42:13,620 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-15 03:42:13,620 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-15 03:42:13,621 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-15 03:42:13,622 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-15 03:42:13,622 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-15 03:42:13,623 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-15 03:42:13,624 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-15 03:42:13,624 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-15 03:42:13,625 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-15 03:42:13,626 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-15 03:42:13,627 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-15 03:42:13,628 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-15 03:42:13,629 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-15 03:42:13,631 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-15 03:42:13,633 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-15 03:42:13,634 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-15 03:42:13,640 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-15 03:42:13,640 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-15 03:42:13,640 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-15 03:42:13,641 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-15 03:42:13,641 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-15 03:42:13,642 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-15 03:42:13,642 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-15 03:42:13,643 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-15 03:42:13,643 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-15 03:42:13,644 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-15 03:42:13,645 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-15 03:42:13,645 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-15 03:42:13,645 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-15 03:42:13,646 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-15 03:42:13,646 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-15 03:42:13,647 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-15 03:42:13,647 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-15 03:42:13,648 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88527686-893f-41ad-9486-ab550bb7fab1/bin/ukojak-rkRKPMF4O4/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2022-12-15 03:42:13,662 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-15 03:42:13,662 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-15 03:42:13,663 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-15 03:42:13,663 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-15 03:42:13,663 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-15 03:42:13,663 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-15 03:42:13,663 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-15 03:42:13,664 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-15 03:42:13,664 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-15 03:42:13,664 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-15 03:42:13,664 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-12-15 03:42:13,664 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-12-15 03:42:13,664 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-12-15 03:42:13,664 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-15 03:42:13,664 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-15 03:42:13,665 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-15 03:42:13,665 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-15 03:42:13,665 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-15 03:42:13,665 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-15 03:42:13,665 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 03:42:13,665 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-15 03:42:13,665 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-15 03:42:13,666 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-15 03:42:13,666 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-15 03:42:13,666 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_88527686-893f-41ad-9486-ab550bb7fab1/bin/ukojak-rkRKPMF4O4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88527686-893f-41ad-9486-ab550bb7fab1/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f218eac2d2b52810cb44bb8b3f3f80463ec7e46c8818b20f079ed947cc8e9fd0 [2022-12-15 03:42:13,845 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-15 03:42:13,865 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-15 03:42:13,867 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-15 03:42:13,868 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-15 03:42:13,868 INFO L275 PluginConnector]: CDTParser initialized [2022-12-15 03:42:13,869 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88527686-893f-41ad-9486-ab550bb7fab1/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/list-simple/sll2n_append_equal.i [2022-12-15 03:42:16,427 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-15 03:42:16,607 INFO L351 CDTParser]: Found 1 translation units. [2022-12-15 03:42:16,607 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88527686-893f-41ad-9486-ab550bb7fab1/sv-benchmarks/c/list-simple/sll2n_append_equal.i [2022-12-15 03:42:16,614 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88527686-893f-41ad-9486-ab550bb7fab1/bin/ukojak-rkRKPMF4O4/data/2325bdbfa/ec09e94867a9445fb20754f20d9f94a7/FLAG110ffc114 [2022-12-15 03:42:16,998 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88527686-893f-41ad-9486-ab550bb7fab1/bin/ukojak-rkRKPMF4O4/data/2325bdbfa/ec09e94867a9445fb20754f20d9f94a7 [2022-12-15 03:42:17,000 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-15 03:42:17,001 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-15 03:42:17,002 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-15 03:42:17,002 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-15 03:42:17,005 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-15 03:42:17,005 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 03:42:16" (1/1) ... [2022-12-15 03:42:17,006 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@73be669 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:42:17, skipping insertion in model container [2022-12-15 03:42:17,006 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 03:42:16" (1/1) ... [2022-12-15 03:42:17,011 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-15 03:42:17,031 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-15 03:42:17,214 WARN L237 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_88527686-893f-41ad-9486-ab550bb7fab1/sv-benchmarks/c/list-simple/sll2n_append_equal.i[24197,24210] [2022-12-15 03:42:17,216 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 03:42:17,223 INFO L203 MainTranslator]: Completed pre-run [2022-12-15 03:42:17,250 WARN L237 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_88527686-893f-41ad-9486-ab550bb7fab1/sv-benchmarks/c/list-simple/sll2n_append_equal.i[24197,24210] [2022-12-15 03:42:17,251 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 03:42:17,267 INFO L208 MainTranslator]: Completed translation [2022-12-15 03:42:17,267 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:42:17 WrapperNode [2022-12-15 03:42:17,267 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-15 03:42:17,268 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-15 03:42:17,268 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-15 03:42:17,268 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-15 03:42:17,273 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:42:17" (1/1) ... [2022-12-15 03:42:17,282 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:42:17" (1/1) ... [2022-12-15 03:42:17,297 INFO L138 Inliner]: procedures = 127, calls = 33, calls flagged for inlining = 8, calls inlined = 9, statements flattened = 134 [2022-12-15 03:42:17,298 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-15 03:42:17,298 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-15 03:42:17,298 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-15 03:42:17,298 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-15 03:42:17,305 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:42:17" (1/1) ... [2022-12-15 03:42:17,306 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:42:17" (1/1) ... [2022-12-15 03:42:17,308 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:42:17" (1/1) ... [2022-12-15 03:42:17,308 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:42:17" (1/1) ... [2022-12-15 03:42:17,313 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:42:17" (1/1) ... [2022-12-15 03:42:17,316 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:42:17" (1/1) ... [2022-12-15 03:42:17,317 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:42:17" (1/1) ... [2022-12-15 03:42:17,318 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:42:17" (1/1) ... [2022-12-15 03:42:17,320 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-15 03:42:17,320 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-15 03:42:17,320 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-15 03:42:17,321 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-15 03:42:17,321 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:42:17" (1/1) ... [2022-12-15 03:42:17,326 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 03:42:17,335 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88527686-893f-41ad-9486-ab550bb7fab1/bin/ukojak-rkRKPMF4O4/z3 [2022-12-15 03:42:17,345 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88527686-893f-41ad-9486-ab550bb7fab1/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-15 03:42:17,347 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_88527686-893f-41ad-9486-ab550bb7fab1/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-15 03:42:17,380 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-15 03:42:17,380 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-15 03:42:17,380 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-12-15 03:42:17,380 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-15 03:42:17,380 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-15 03:42:17,380 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-12-15 03:42:17,381 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-12-15 03:42:17,381 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-15 03:42:17,381 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-12-15 03:42:17,381 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-15 03:42:17,381 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-15 03:42:17,381 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-15 03:42:17,471 INFO L235 CfgBuilder]: Building ICFG [2022-12-15 03:42:17,473 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-15 03:42:17,706 INFO L276 CfgBuilder]: Performing block encoding [2022-12-15 03:42:17,772 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-15 03:42:17,773 INFO L300 CfgBuilder]: Removed 4 assume(true) statements. [2022-12-15 03:42:17,774 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 03:42:17 BoogieIcfgContainer [2022-12-15 03:42:17,775 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-15 03:42:17,775 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-15 03:42:17,775 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-15 03:42:17,782 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-15 03:42:17,782 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 03:42:17" (1/1) ... [2022-12-15 03:42:17,788 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-15 03:42:17,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:42:17,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 72 states and 81 transitions. [2022-12-15 03:42:17,825 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 81 transitions. [2022-12-15 03:42:17,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-12-15 03:42:17,827 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:42:17,827 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:42:17,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:42:17,973 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:42:17,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:42:17,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 73 states and 83 transitions. [2022-12-15 03:42:17,999 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 83 transitions. [2022-12-15 03:42:18,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-12-15 03:42:18,000 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:42:18,000 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:42:18,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:42:18,048 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:42:18,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:42:18,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 72 states and 82 transitions. [2022-12-15 03:42:18,073 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 82 transitions. [2022-12-15 03:42:18,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-12-15 03:42:18,073 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:42:18,073 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:42:18,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:42:18,145 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:42:18,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:42:18,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 71 states and 81 transitions. [2022-12-15 03:42:18,217 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 81 transitions. [2022-12-15 03:42:18,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-12-15 03:42:18,218 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:42:18,218 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:42:18,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:42:18,237 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:42:18,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:42:18,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 70 states and 80 transitions. [2022-12-15 03:42:18,250 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 80 transitions. [2022-12-15 03:42:18,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-12-15 03:42:18,250 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:42:18,250 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:42:18,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:42:18,309 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:42:18,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:42:18,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 69 states and 79 transitions. [2022-12-15 03:42:18,389 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 79 transitions. [2022-12-15 03:42:18,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-12-15 03:42:18,391 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:42:18,391 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:42:18,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:42:18,475 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:42:18,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:42:18,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 68 states and 78 transitions. [2022-12-15 03:42:18,501 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 78 transitions. [2022-12-15 03:42:18,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-12-15 03:42:18,502 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:42:18,502 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:42:18,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:42:18,593 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:42:18,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:42:18,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 67 states and 77 transitions. [2022-12-15 03:42:18,688 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 77 transitions. [2022-12-15 03:42:18,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-12-15 03:42:18,689 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:42:18,689 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:42:18,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:42:18,759 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:42:19,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:42:19,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 72 states and 83 transitions. [2022-12-15 03:42:19,057 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 83 transitions. [2022-12-15 03:42:19,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-12-15 03:42:19,057 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:42:19,057 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:42:19,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:42:19,143 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-12-15 03:42:19,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:42:19,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 71 states and 82 transitions. [2022-12-15 03:42:19,164 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 82 transitions. [2022-12-15 03:42:19,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-12-15 03:42:19,165 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:42:19,165 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:42:19,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:42:19,210 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-12-15 03:42:19,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:42:19,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 70 states and 81 transitions. [2022-12-15 03:42:19,262 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 81 transitions. [2022-12-15 03:42:19,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-12-15 03:42:19,263 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:42:19,263 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:42:19,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:42:19,293 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-12-15 03:42:19,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:42:19,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 69 states and 80 transitions. [2022-12-15 03:42:19,308 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 80 transitions. [2022-12-15 03:42:19,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-12-15 03:42:19,308 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:42:19,308 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:42:19,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:42:19,352 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-12-15 03:42:19,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:42:19,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 68 states and 79 transitions. [2022-12-15 03:42:19,368 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 79 transitions. [2022-12-15 03:42:19,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-12-15 03:42:19,368 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:42:19,368 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:42:19,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:42:19,684 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-12-15 03:42:21,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:42:21,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 67 states and 78 transitions. [2022-12-15 03:42:21,159 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 78 transitions. [2022-12-15 03:42:21,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-12-15 03:42:21,159 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:42:21,160 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:42:21,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:42:21,588 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-15 03:42:23,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:42:23,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 66 states and 77 transitions. [2022-12-15 03:42:23,892 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 77 transitions. [2022-12-15 03:42:23,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-12-15 03:42:23,893 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:42:23,893 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:42:23,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:42:23,917 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-12-15 03:42:23,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:42:23,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 65 states and 76 transitions. [2022-12-15 03:42:23,932 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 76 transitions. [2022-12-15 03:42:23,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-12-15 03:42:23,933 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:42:23,933 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:42:23,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:42:24,141 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-12-15 03:42:24,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:42:24,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 64 states and 75 transitions. [2022-12-15 03:42:24,243 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 75 transitions. [2022-12-15 03:42:24,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-12-15 03:42:24,243 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:42:24,244 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:42:24,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:42:24,285 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-12-15 03:42:24,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:42:24,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 63 states and 74 transitions. [2022-12-15 03:42:24,298 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 74 transitions. [2022-12-15 03:42:24,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-12-15 03:42:24,299 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:42:24,299 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:42:24,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:42:24,389 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-12-15 03:42:24,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:42:24,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 62 states and 73 transitions. [2022-12-15 03:42:24,401 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 73 transitions. [2022-12-15 03:42:24,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-12-15 03:42:24,402 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:42:24,402 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:42:24,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:42:24,996 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-15 03:42:26,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:42:26,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 63 states and 74 transitions. [2022-12-15 03:42:26,747 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 74 transitions. [2022-12-15 03:42:26,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-12-15 03:42:26,747 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:42:26,747 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:42:26,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:42:27,445 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-15 03:42:30,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:42:30,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 64 states and 76 transitions. [2022-12-15 03:42:30,285 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 76 transitions. [2022-12-15 03:42:30,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-12-15 03:42:30,286 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:42:30,286 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:42:30,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:42:30,657 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-12-15 03:42:32,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:42:32,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 66 states and 80 transitions. [2022-12-15 03:42:32,397 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 80 transitions. [2022-12-15 03:42:32,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-12-15 03:42:32,397 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:42:32,398 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:42:32,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:42:32,619 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-12-15 03:42:34,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:42:34,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 68 states and 82 transitions. [2022-12-15 03:42:34,796 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 82 transitions. [2022-12-15 03:42:34,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-12-15 03:42:34,796 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:42:34,796 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:42:34,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:42:34,817 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-12-15 03:42:34,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:42:34,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 67 states and 81 transitions. [2022-12-15 03:42:34,833 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 81 transitions. [2022-12-15 03:42:34,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-12-15 03:42:34,833 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:42:34,833 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:42:34,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:42:34,981 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-12-15 03:42:35,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:42:35,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 66 states and 80 transitions. [2022-12-15 03:42:35,423 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 80 transitions. [2022-12-15 03:42:35,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-12-15 03:42:35,423 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:42:35,423 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:42:35,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:42:35,446 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-12-15 03:42:35,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:42:35,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 65 states and 79 transitions. [2022-12-15 03:42:35,463 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 79 transitions. [2022-12-15 03:42:35,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-12-15 03:42:35,464 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:42:35,464 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:42:35,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:42:35,494 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-12-15 03:42:35,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:42:35,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 64 states and 78 transitions. [2022-12-15 03:42:35,508 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 78 transitions. [2022-12-15 03:42:35,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-12-15 03:42:35,508 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:42:35,508 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:42:35,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:42:36,700 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 3 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:42:42,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:42:42,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 67 states and 86 transitions. [2022-12-15 03:42:42,012 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 86 transitions. [2022-12-15 03:42:42,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-12-15 03:42:42,012 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:42:42,012 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:42:42,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:42:43,933 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:42:51,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:42:51,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 71 states and 96 transitions. [2022-12-15 03:42:51,712 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 96 transitions. [2022-12-15 03:42:51,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-12-15 03:42:51,712 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:42:51,712 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:42:51,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:42:52,443 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-12-15 03:42:54,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:42:54,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 75 states and 104 transitions. [2022-12-15 03:42:54,853 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 104 transitions. [2022-12-15 03:42:54,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-12-15 03:42:54,854 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:42:54,854 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:42:54,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:42:55,522 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-12-15 03:42:59,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:42:59,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 79 states and 112 transitions. [2022-12-15 03:42:59,073 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 112 transitions. [2022-12-15 03:42:59,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-12-15 03:42:59,073 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:42:59,073 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:42:59,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:42:59,112 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-12-15 03:43:01,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:43:01,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 82 states and 121 transitions. [2022-12-15 03:43:01,353 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 121 transitions. [2022-12-15 03:43:01,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-12-15 03:43:01,353 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:43:01,354 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:43:01,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:43:01,432 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-12-15 03:43:03,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:43:03,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 85 states and 129 transitions. [2022-12-15 03:43:03,743 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 129 transitions. [2022-12-15 03:43:03,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-12-15 03:43:03,743 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:43:03,743 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:43:03,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:43:04,428 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-12-15 03:43:08,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:43:08,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 87 states and 131 transitions. [2022-12-15 03:43:08,782 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 131 transitions. [2022-12-15 03:43:08,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-12-15 03:43:08,782 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:43:08,783 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:43:08,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:43:08,815 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-12-15 03:43:08,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:43:08,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 86 states and 130 transitions. [2022-12-15 03:43:08,829 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 130 transitions. [2022-12-15 03:43:08,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-12-15 03:43:08,829 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:43:08,829 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:43:08,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:43:09,706 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-12-15 03:43:10,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:43:10,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 87 states and 132 transitions. [2022-12-15 03:43:10,954 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 132 transitions. [2022-12-15 03:43:10,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-12-15 03:43:10,955 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:43:10,955 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:43:10,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:43:14,210 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 3 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:43:31,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:43:31,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 109 states and 179 transitions. [2022-12-15 03:43:31,875 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 179 transitions. [2022-12-15 03:43:31,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-12-15 03:43:31,875 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:43:31,875 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:43:31,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:43:32,438 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 3 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:43:34,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:43:34,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 111 states and 189 transitions. [2022-12-15 03:43:34,162 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 189 transitions. [2022-12-15 03:43:34,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-12-15 03:43:34,162 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:43:34,163 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:43:34,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:43:34,655 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 3 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:43:35,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:43:35,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 112 states and 190 transitions. [2022-12-15 03:43:35,516 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 190 transitions. [2022-12-15 03:43:35,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-12-15 03:43:35,516 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:43:35,516 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:43:35,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:43:37,373 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-15 03:43:48,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:43:48,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 122 states and 215 transitions. [2022-12-15 03:43:48,310 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 215 transitions. [2022-12-15 03:43:48,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-12-15 03:43:48,310 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:43:48,310 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:43:48,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:43:51,279 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-15 03:43:59,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:43:59,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 129 states and 237 transitions. [2022-12-15 03:43:59,717 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 237 transitions. [2022-12-15 03:43:59,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-12-15 03:43:59,718 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:43:59,718 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:43:59,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:44:01,982 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-15 03:44:11,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:44:11,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 135 states and 242 transitions. [2022-12-15 03:44:11,828 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 242 transitions. [2022-12-15 03:44:11,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-12-15 03:44:11,828 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:44:11,828 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:44:11,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:44:11,896 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-12-15 03:44:15,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:44:15,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 138 states and 252 transitions. [2022-12-15 03:44:15,921 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 252 transitions. [2022-12-15 03:44:15,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-12-15 03:44:15,922 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:44:15,922 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:44:15,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:44:16,001 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-12-15 03:44:18,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:44:18,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 140 states and 257 transitions. [2022-12-15 03:44:18,671 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 257 transitions. [2022-12-15 03:44:18,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-12-15 03:44:18,671 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:44:18,671 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:44:18,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:44:18,713 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-12-15 03:44:22,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:44:22,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 143 states and 264 transitions. [2022-12-15 03:44:22,456 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 264 transitions. [2022-12-15 03:44:22,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-12-15 03:44:22,457 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:44:22,457 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:44:22,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:44:22,525 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-12-15 03:44:24,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:44:24,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 145 states and 267 transitions. [2022-12-15 03:44:24,231 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 267 transitions. [2022-12-15 03:44:24,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-12-15 03:44:24,231 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:44:24,231 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:44:24,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:44:24,269 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-12-15 03:44:26,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:44:26,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270 states to 147 states and 270 transitions. [2022-12-15 03:44:26,263 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 270 transitions. [2022-12-15 03:44:26,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-12-15 03:44:26,264 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:44:26,264 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:44:26,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:44:26,318 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-12-15 03:44:27,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:44:27,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 148 states and 271 transitions. [2022-12-15 03:44:27,283 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 271 transitions. [2022-12-15 03:44:27,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-12-15 03:44:27,283 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:44:27,284 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:44:27,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:44:30,446 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-12-15 03:44:58,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:44:58,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 308 states to 168 states and 308 transitions. [2022-12-15 03:44:58,269 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 308 transitions. [2022-12-15 03:44:58,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-12-15 03:44:58,270 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:44:58,270 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:44:58,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:45:01,063 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-12-15 03:45:09,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:45:09,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 317 states to 172 states and 317 transitions. [2022-12-15 03:45:09,304 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 317 transitions. [2022-12-15 03:45:09,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-12-15 03:45:09,305 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:45:09,305 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:45:09,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:45:16,875 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 5 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:45:57,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:45:57,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 364 states to 195 states and 364 transitions. [2022-12-15 03:45:57,537 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 364 transitions. [2022-12-15 03:45:57,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-12-15 03:45:57,538 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:45:57,538 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:45:57,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:46:06,239 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 7 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:46:44,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:46:44,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 398 states to 216 states and 398 transitions. [2022-12-15 03:46:44,479 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 398 transitions. [2022-12-15 03:46:44,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-12-15 03:46:44,480 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:46:44,480 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:46:44,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:46:51,476 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 5 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:47:06,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:47:06,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 417 states to 221 states and 417 transitions. [2022-12-15 03:47:06,161 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 417 transitions. [2022-12-15 03:47:06,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-12-15 03:47:06,161 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:47:06,162 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:47:06,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:47:12,960 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-15 03:47:25,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:47:25,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 427 states to 224 states and 427 transitions. [2022-12-15 03:47:25,485 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 427 transitions. [2022-12-15 03:47:25,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-12-15 03:47:25,485 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:47:25,485 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:47:25,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:47:26,305 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-15 03:47:28,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:47:28,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 429 states to 225 states and 429 transitions. [2022-12-15 03:47:28,261 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 429 transitions. [2022-12-15 03:47:28,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-12-15 03:47:28,261 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:47:28,261 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:47:28,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:47:34,866 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-15 03:47:48,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:47:48,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 442 states to 228 states and 442 transitions. [2022-12-15 03:47:48,853 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 442 transitions. [2022-12-15 03:47:48,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-12-15 03:47:48,854 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:47:48,854 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:47:48,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:47:49,706 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-15 03:47:53,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:47:53,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 448 states to 230 states and 448 transitions. [2022-12-15 03:47:53,958 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 448 transitions. [2022-12-15 03:47:53,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-12-15 03:47:53,959 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:47:53,959 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:47:53,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:48:00,716 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-15 03:48:47,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:48:47,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 487 states to 245 states and 487 transitions. [2022-12-15 03:48:47,937 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 487 transitions. [2022-12-15 03:48:47,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-12-15 03:48:47,937 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:48:47,937 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:48:47,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:48:49,070 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-15 03:48:54,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:48:54,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 494 states to 249 states and 494 transitions. [2022-12-15 03:48:54,942 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 494 transitions. [2022-12-15 03:48:54,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-12-15 03:48:54,942 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:48:54,942 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:48:54,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:48:59,583 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-15 03:49:13,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:49:13,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 502 states to 252 states and 502 transitions. [2022-12-15 03:49:13,615 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 502 transitions. [2022-12-15 03:49:13,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-12-15 03:49:13,616 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:49:13,616 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:49:13,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:49:16,379 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-12-15 03:49:22,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:49:22,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 506 states to 253 states and 506 transitions. [2022-12-15 03:49:22,624 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 506 transitions. [2022-12-15 03:49:22,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-12-15 03:49:22,624 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:49:22,624 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:49:22,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:49:22,806 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-12-15 03:49:25,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:49:25,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 510 states to 254 states and 510 transitions. [2022-12-15 03:49:25,246 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 510 transitions. [2022-12-15 03:49:25,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-12-15 03:49:25,247 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:49:25,247 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:49:25,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:49:30,552 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-15 03:49:36,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:49:36,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 509 states to 254 states and 509 transitions. [2022-12-15 03:49:36,908 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 509 transitions. [2022-12-15 03:49:36,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-12-15 03:49:36,908 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:49:36,908 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:49:36,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:49:37,353 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:49:45,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:49:45,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 78 states and 96 transitions. [2022-12-15 03:49:45,292 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 96 transitions. [2022-12-15 03:49:45,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-12-15 03:49:45,292 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:49:45,292 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:49:45,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:49:59,886 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 1 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:50:21,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:50:21,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 78 states and 95 transitions. [2022-12-15 03:50:21,386 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 95 transitions. [2022-12-15 03:50:21,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-12-15 03:50:21,387 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:50:21,387 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:50:21,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:50:32,735 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 1 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:50:47,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:50:47,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 75 states and 90 transitions. [2022-12-15 03:50:47,772 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 90 transitions. [2022-12-15 03:50:47,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-12-15 03:50:47,772 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:50:47,772 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:50:47,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:50:58,544 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 1 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:51:10,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:51:10,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 73 states and 87 transitions. [2022-12-15 03:51:10,791 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 87 transitions. [2022-12-15 03:51:10,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-12-15 03:51:10,791 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:51:10,791 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:51:10,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:51:25,297 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 5 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:51:56,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:51:56,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 80 states and 99 transitions. [2022-12-15 03:51:56,555 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 99 transitions. [2022-12-15 03:51:56,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-12-15 03:51:56,555 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:51:56,555 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:51:56,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:52:09,579 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 2 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:52:42,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:52:42,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 86 states and 110 transitions. [2022-12-15 03:52:42,394 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 110 transitions. [2022-12-15 03:52:42,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-12-15 03:52:42,395 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:52:42,395 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:52:42,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:52:55,635 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 5 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:53:17,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:53:17,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 91 states and 119 transitions. [2022-12-15 03:53:17,471 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 119 transitions. [2022-12-15 03:53:17,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-12-15 03:53:17,471 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:53:17,471 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:53:17,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:53:30,952 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 5 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:53:57,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:53:57,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 86 states and 106 transitions. [2022-12-15 03:53:57,357 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 106 transitions. [2022-12-15 03:53:57,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-12-15 03:53:57,357 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:53:57,357 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:53:57,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:54:10,087 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:54:31,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:54:31,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 82 states and 99 transitions. [2022-12-15 03:54:31,675 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 99 transitions. [2022-12-15 03:54:31,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-12-15 03:54:31,675 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:54:31,675 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:54:31,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:54:45,094 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 03:55:20,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:55:20,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 86 states and 105 transitions. [2022-12-15 03:55:20,882 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 105 transitions. [2022-12-15 03:55:20,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-12-15 03:55:20,882 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:55:20,882 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:55:20,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:55:34,264 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.