./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/termination-dietlibc/strcpy_small.i --full-output --architecture 64bit -------------------------------------------------------------------------------- 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_715dc630-5bba-4051-82fe-5cea09b3aa17/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_715dc630-5bba-4051-82fe-5cea09b3aa17/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_715dc630-5bba-4051-82fe-5cea09b3aa17/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_715dc630-5bba-4051-82fe-5cea09b3aa17/bin/ukojak-rkRKPMF4O4/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/termination-dietlibc/strcpy_small.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_715dc630-5bba-4051-82fe-5cea09b3aa17/bin/ukojak-rkRKPMF4O4/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_715dc630-5bba-4051-82fe-5cea09b3aa17/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 64bit --witnessprinter.graph.data.programhash ac582ab464abffec628fd39914d1e8ed3c994a881b722675333d088c8e0918eb --- 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 02:00:56,303 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-15 02:00:56,305 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-15 02:00:56,319 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-15 02:00:56,319 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-15 02:00:56,320 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-15 02:00:56,321 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-15 02:00:56,322 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-15 02:00:56,323 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-15 02:00:56,324 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-15 02:00:56,325 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-15 02:00:56,325 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-15 02:00:56,326 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-15 02:00:56,326 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-15 02:00:56,327 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-15 02:00:56,328 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-15 02:00:56,329 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-15 02:00:56,329 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-15 02:00:56,331 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-15 02:00:56,332 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-15 02:00:56,333 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-15 02:00:56,334 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-15 02:00:56,335 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-15 02:00:56,336 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-15 02:00:56,338 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-15 02:00:56,338 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-15 02:00:56,338 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-15 02:00:56,339 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-15 02:00:56,340 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-15 02:00:56,340 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-15 02:00:56,341 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-15 02:00:56,341 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-15 02:00:56,342 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-15 02:00:56,342 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-15 02:00:56,343 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-15 02:00:56,343 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-15 02:00:56,344 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-15 02:00:56,344 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-15 02:00:56,344 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-15 02:00:56,345 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-15 02:00:56,345 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-15 02:00:56,346 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_715dc630-5bba-4051-82fe-5cea09b3aa17/bin/ukojak-rkRKPMF4O4/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Default.epf [2022-12-15 02:00:56,361 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-15 02:00:56,361 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-15 02:00:56,362 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-15 02:00:56,362 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-15 02:00:56,362 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-15 02:00:56,363 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-15 02:00:56,363 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-15 02:00:56,363 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-15 02:00:56,363 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-12-15 02:00:56,363 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-12-15 02:00:56,363 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-12-15 02:00:56,363 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-15 02:00:56,364 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-15 02:00:56,364 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-15 02:00:56,364 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-15 02:00:56,364 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-15 02:00:56,364 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 02:00:56,364 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-15 02:00:56,365 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-15 02:00:56,365 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-15 02:00:56,365 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-15 02:00:56,365 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_715dc630-5bba-4051-82fe-5cea09b3aa17/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_715dc630-5bba-4051-82fe-5cea09b3aa17/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ac582ab464abffec628fd39914d1e8ed3c994a881b722675333d088c8e0918eb [2022-12-15 02:00:56,530 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-15 02:00:56,548 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-15 02:00:56,550 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-15 02:00:56,550 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-15 02:00:56,551 INFO L275 PluginConnector]: CDTParser initialized [2022-12-15 02:00:56,552 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_715dc630-5bba-4051-82fe-5cea09b3aa17/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/termination-dietlibc/strcpy_small.i [2022-12-15 02:00:59,099 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-15 02:00:59,285 INFO L351 CDTParser]: Found 1 translation units. [2022-12-15 02:00:59,286 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_715dc630-5bba-4051-82fe-5cea09b3aa17/sv-benchmarks/c/termination-dietlibc/strcpy_small.i [2022-12-15 02:00:59,294 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_715dc630-5bba-4051-82fe-5cea09b3aa17/bin/ukojak-rkRKPMF4O4/data/0054cba0a/c3c70210d7bd440289835548d66949f2/FLAGf9742c91c [2022-12-15 02:00:59,305 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_715dc630-5bba-4051-82fe-5cea09b3aa17/bin/ukojak-rkRKPMF4O4/data/0054cba0a/c3c70210d7bd440289835548d66949f2 [2022-12-15 02:00:59,307 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-15 02:00:59,308 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-15 02:00:59,309 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-15 02:00:59,309 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-15 02:00:59,312 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-15 02:00:59,313 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 02:00:59" (1/1) ... [2022-12-15 02:00:59,314 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@cffac7f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:00:59, skipping insertion in model container [2022-12-15 02:00:59,314 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 02:00:59" (1/1) ... [2022-12-15 02:00:59,321 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-15 02:00:59,352 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-15 02:00:59,528 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 02:00:59,537 INFO L203 MainTranslator]: Completed pre-run [2022-12-15 02:00:59,560 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 02:00:59,576 INFO L208 MainTranslator]: Completed translation [2022-12-15 02:00:59,576 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:00:59 WrapperNode [2022-12-15 02:00:59,576 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-15 02:00:59,577 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-15 02:00:59,577 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-15 02:00:59,577 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-15 02:00:59,582 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:00:59" (1/1) ... [2022-12-15 02:00:59,590 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:00:59" (1/1) ... [2022-12-15 02:00:59,603 INFO L138 Inliner]: procedures = 113, calls = 13, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 57 [2022-12-15 02:00:59,604 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-15 02:00:59,604 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-15 02:00:59,604 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-15 02:00:59,604 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-15 02:00:59,610 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:00:59" (1/1) ... [2022-12-15 02:00:59,611 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:00:59" (1/1) ... [2022-12-15 02:00:59,612 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:00:59" (1/1) ... [2022-12-15 02:00:59,612 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:00:59" (1/1) ... [2022-12-15 02:00:59,616 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:00:59" (1/1) ... [2022-12-15 02:00:59,618 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:00:59" (1/1) ... [2022-12-15 02:00:59,619 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:00:59" (1/1) ... [2022-12-15 02:00:59,619 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:00:59" (1/1) ... [2022-12-15 02:00:59,621 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-15 02:00:59,621 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-15 02:00:59,621 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-15 02:00:59,621 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-15 02:00:59,622 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:00:59" (1/1) ... [2022-12-15 02:00:59,627 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 02:00:59,635 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_715dc630-5bba-4051-82fe-5cea09b3aa17/bin/ukojak-rkRKPMF4O4/z3 [2022-12-15 02:00:59,644 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_715dc630-5bba-4051-82fe-5cea09b3aa17/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-15 02:00:59,646 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_715dc630-5bba-4051-82fe-5cea09b3aa17/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-15 02:00:59,674 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-15 02:00:59,675 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-15 02:00:59,675 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-15 02:00:59,675 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-15 02:00:59,675 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-15 02:00:59,675 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-15 02:00:59,741 INFO L235 CfgBuilder]: Building ICFG [2022-12-15 02:00:59,742 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-15 02:00:59,862 INFO L276 CfgBuilder]: Performing block encoding [2022-12-15 02:00:59,882 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-15 02:00:59,882 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-12-15 02:00:59,885 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 02:00:59 BoogieIcfgContainer [2022-12-15 02:00:59,885 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-15 02:00:59,886 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-15 02:00:59,886 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-15 02:00:59,896 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-15 02:00:59,896 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 02:00:59" (1/1) ... [2022-12-15 02:00:59,905 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-15 02:00:59,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:00:59,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 18 states and 21 transitions. [2022-12-15 02:00:59,956 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 21 transitions. [2022-12-15 02:00:59,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2022-12-15 02:00:59,958 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:00:59,958 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:01:00,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:01:00,071 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 02:01:00,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:01:00,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 19 states and 23 transitions. [2022-12-15 02:01:00,101 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 23 transitions. [2022-12-15 02:01:00,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2022-12-15 02:01:00,101 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:01:00,102 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:01:00,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:01:00,163 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 02:01:00,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:01:00,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 18 states and 22 transitions. [2022-12-15 02:01:00,184 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 22 transitions. [2022-12-15 02:01:00,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2022-12-15 02:01:00,184 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:01:00,184 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:01:00,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:01:00,332 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 02:01:00,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:01:00,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 17 states and 21 transitions. [2022-12-15 02:01:00,527 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 21 transitions. [2022-12-15 02:01:00,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-12-15 02:01:00,527 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:01:00,527 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:01:00,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:01:00,602 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 02:01:00,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:01:00,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 17 states and 20 transitions. [2022-12-15 02:01:00,738 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 20 transitions. [2022-12-15 02:01:00,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-12-15 02:01:00,739 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:01:00,739 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:01:00,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:01:00,884 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 02:01:01,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:01:01,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 19 states and 22 transitions. [2022-12-15 02:01:01,014 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 22 transitions. [2022-12-15 02:01:01,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-12-15 02:01:01,014 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:01:01,014 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:01:01,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:01:01,228 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 02:01:01,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:01:01,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2022-12-15 02:01:01,661 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2022-12-15 02:01:01,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-12-15 02:01:01,663 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:01:01,663 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:01:01,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:01:01,770 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 02:01:02,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:01:02,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 24 states and 30 transitions. [2022-12-15 02:01:02,100 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2022-12-15 02:01:02,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-12-15 02:01:02,101 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:01:02,101 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:01:02,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:01:02,314 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 02:01:03,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:01:03,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 27 states and 35 transitions. [2022-12-15 02:01:03,078 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 35 transitions. [2022-12-15 02:01:03,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-12-15 02:01:03,079 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:01:03,079 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:01:03,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:01:03,695 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:01:05,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:01:05,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 33 states and 45 transitions. [2022-12-15 02:01:05,710 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 45 transitions. [2022-12-15 02:01:05,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-12-15 02:01:05,710 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:01:05,710 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:01:05,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:01:05,791 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:01:06,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:01:06,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 35 states and 50 transitions. [2022-12-15 02:01:06,648 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 50 transitions. [2022-12-15 02:01:06,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-12-15 02:01:06,649 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:01:06,649 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:01:06,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:01:06,911 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 02:01:09,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:01:09,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 40 states and 61 transitions. [2022-12-15 02:01:09,416 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 61 transitions. [2022-12-15 02:01:09,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-12-15 02:01:09,417 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:01:09,417 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:01:09,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:01:10,573 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:01:15,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:01:15,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 47 states and 76 transitions. [2022-12-15 02:01:15,477 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 76 transitions. [2022-12-15 02:01:15,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-12-15 02:01:15,478 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:01:15,478 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:01:15,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:01:15,509 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-15 02:01:18,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:01:18,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 51 states and 84 transitions. [2022-12-15 02:01:18,309 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 84 transitions. [2022-12-15 02:01:18,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-12-15 02:01:18,310 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:01:18,310 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:01:18,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:01:18,343 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-12-15 02:01:19,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:01:19,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 53 states and 88 transitions. [2022-12-15 02:01:19,474 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 88 transitions. [2022-12-15 02:01:19,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-12-15 02:01:19,475 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:01:19,475 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:01:19,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:01:21,345 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:01:29,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:01:29,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 60 states and 109 transitions. [2022-12-15 02:01:29,037 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 109 transitions. [2022-12-15 02:01:29,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-12-15 02:01:29,038 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:01:29,038 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:01:29,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:01:29,404 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-12-15 02:01:33,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:01:33,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 63 states and 114 transitions. [2022-12-15 02:01:33,889 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 114 transitions. [2022-12-15 02:01:33,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-12-15 02:01:33,889 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:01:33,890 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:01:33,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:01:35,677 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 2 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:01:39,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:01:39,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 64 states and 120 transitions. [2022-12-15 02:01:39,093 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 120 transitions. [2022-12-15 02:01:39,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-12-15 02:01:39,094 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:01:39,094 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:01:39,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:01:39,129 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-12-15 02:01:40,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:01:40,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 65 states and 123 transitions. [2022-12-15 02:01:40,846 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 123 transitions. [2022-12-15 02:01:40,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-12-15 02:01:40,847 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:01:40,847 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:01:40,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:01:40,919 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-12-15 02:01:43,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:01:43,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 68 states and 128 transitions. [2022-12-15 02:01:43,124 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 128 transitions. [2022-12-15 02:01:43,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-12-15 02:01:43,124 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:01:43,124 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:01:43,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:01:46,049 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:02:00,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:02:00,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 78 states and 157 transitions. [2022-12-15 02:02:00,497 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 157 transitions. [2022-12-15 02:02:00,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-12-15 02:02:00,498 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:02:00,498 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:02:00,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:02:00,541 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-12-15 02:02:01,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:02:01,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 78 states and 156 transitions. [2022-12-15 02:02:01,750 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 156 transitions. [2022-12-15 02:02:01,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-12-15 02:02:01,751 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:02:01,751 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:02:01,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:02:01,807 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-12-15 02:02:02,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:02:02,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 79 states and 160 transitions. [2022-12-15 02:02:02,940 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 160 transitions. [2022-12-15 02:02:02,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-12-15 02:02:02,941 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:02:02,941 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:02:02,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:02:05,545 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 6 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:02:11,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:02:11,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 82 states and 167 transitions. [2022-12-15 02:02:11,067 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 167 transitions. [2022-12-15 02:02:11,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-12-15 02:02:11,068 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:02:11,068 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:02:11,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:02:15,016 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 32 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:02:29,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:02:29,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 89 states and 194 transitions. [2022-12-15 02:02:29,442 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 194 transitions. [2022-12-15 02:02:29,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-12-15 02:02:29,442 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:02:29,443 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:02:29,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:02:33,236 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 13 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:02:39,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:02:39,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 92 states and 203 transitions. [2022-12-15 02:02:39,855 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 203 transitions. [2022-12-15 02:02:39,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-12-15 02:02:39,856 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:02:39,856 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:02:39,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:02:43,245 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 50 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:02:54,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:02:54,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 96 states and 218 transitions. [2022-12-15 02:02:54,948 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 218 transitions. [2022-12-15 02:02:54,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-12-15 02:02:54,948 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:02:54,949 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:02:54,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:02:55,343 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 50 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:02:57,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:02:57,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 99 states and 227 transitions. [2022-12-15 02:02:57,756 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 227 transitions. [2022-12-15 02:02:57,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-12-15 02:02:57,756 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:02:57,756 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:02:57,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:03:01,390 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 24 proven. 31 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:03:08,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:03:08,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 103 states and 238 transitions. [2022-12-15 02:03:08,316 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 238 transitions. [2022-12-15 02:03:08,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-12-15 02:03:08,317 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:03:08,317 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:03:08,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:03:15,570 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:03:30,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:03:30,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 107 states and 266 transitions. [2022-12-15 02:03:30,315 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 266 transitions. [2022-12-15 02:03:30,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-12-15 02:03:30,315 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:03:30,316 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:03:30,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:03:32,530 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 39 proven. 39 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:03:36,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:03:36,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 108 states and 274 transitions. [2022-12-15 02:03:36,882 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 274 transitions. [2022-12-15 02:03:36,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-12-15 02:03:36,883 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:03:36,883 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:03:36,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:03:39,049 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 39 proven. 39 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:03:42,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:03:42,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 109 states and 283 transitions. [2022-12-15 02:03:42,511 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 283 transitions. [2022-12-15 02:03:42,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-12-15 02:03:42,511 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:03:42,511 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:03:42,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:03:42,850 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 39 proven. 39 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:03:44,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:03:44,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 287 states to 111 states and 287 transitions. [2022-12-15 02:03:44,186 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 287 transitions. [2022-12-15 02:03:44,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-12-15 02:03:44,186 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:03:44,186 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:03:44,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:03:48,742 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 0 proven. 98 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:04:05,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:04:05,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 118 states and 313 transitions. [2022-12-15 02:04:05,173 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 313 transitions. [2022-12-15 02:04:05,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-12-15 02:04:05,174 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:04:05,174 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:04:05,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:04:06,038 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 0 proven. 98 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:04:09,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:04:09,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 322 states to 121 states and 322 transitions. [2022-12-15 02:04:09,077 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 322 transitions. [2022-12-15 02:04:09,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-12-15 02:04:09,078 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:04:09,078 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:04:09,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:04:11,625 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 58 proven. 47 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:04:17,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:04:17,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 330 states to 124 states and 330 transitions. [2022-12-15 02:04:17,054 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 330 transitions. [2022-12-15 02:04:17,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-12-15 02:04:17,054 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:04:17,054 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:04:17,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:04:18,289 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 58 proven. 47 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:04:25,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:04:25,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 343 states to 128 states and 343 transitions. [2022-12-15 02:04:25,388 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 343 transitions. [2022-12-15 02:04:25,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-12-15 02:04:25,388 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:04:25,388 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:04:25,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:04:26,249 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 58 proven. 47 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:04:28,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:04:28,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 348 states to 130 states and 348 transitions. [2022-12-15 02:04:28,166 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 348 transitions. [2022-12-15 02:04:28,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-12-15 02:04:28,166 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:04:28,166 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:04:28,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:04:28,547 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 58 proven. 47 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:04:30,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:04:30,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 351 states to 131 states and 351 transitions. [2022-12-15 02:04:30,141 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 351 transitions. [2022-12-15 02:04:30,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-12-15 02:04:30,141 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:04:30,141 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:04:30,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:04:34,939 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 0 proven. 128 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:04:53,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:04:53,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 375 states to 138 states and 375 transitions. [2022-12-15 02:04:53,721 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 375 transitions. [2022-12-15 02:04:53,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-12-15 02:04:53,722 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:04:53,722 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:04:53,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:04:56,276 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 81 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:05:04,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:05:04,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 389 states to 142 states and 389 transitions. [2022-12-15 02:05:04,464 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 389 transitions. [2022-12-15 02:05:04,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-12-15 02:05:04,464 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:05:04,465 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:05:04,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:05:05,730 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 81 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:05:09,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:05:09,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 395 states to 145 states and 395 transitions. [2022-12-15 02:05:09,862 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 395 transitions. [2022-12-15 02:05:09,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-12-15 02:05:09,863 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:05:09,863 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:05:09,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:05:15,848 INFO L134 CoverageAnalysis]: Checked inductivity of 162 backedges. 0 proven. 162 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:05:36,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:05:36,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 419 states to 152 states and 419 transitions. [2022-12-15 02:05:36,095 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 419 transitions. [2022-12-15 02:05:36,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-12-15 02:05:36,096 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:05:36,096 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:05:36,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:05:39,224 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 108 proven. 63 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:05:47,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:05:47,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 433 states to 156 states and 433 transitions. [2022-12-15 02:05:47,714 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 433 transitions. [2022-12-15 02:05:47,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-12-15 02:05:47,715 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:05:47,715 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:05:47,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:05:48,228 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 108 proven. 63 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:05:52,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:05:52,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 439 states to 159 states and 439 transitions. [2022-12-15 02:05:52,665 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 439 transitions. [2022-12-15 02:05:52,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-12-15 02:05:52,666 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:05:52,666 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:05:52,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:06:04,526 INFO L134 CoverageAnalysis]: Checked inductivity of 200 backedges. 0 proven. 200 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:06:52,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:06:52,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 494 states to 176 states and 494 transitions. [2022-12-15 02:06:52,291 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 494 transitions. [2022-12-15 02:06:52,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-12-15 02:06:52,292 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:06:52,292 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:06:52,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:06:58,191 INFO L134 CoverageAnalysis]: Checked inductivity of 200 backedges. 0 proven. 200 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:07:11,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:07:11,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 511 states to 182 states and 511 transitions. [2022-12-15 02:07:11,769 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 511 transitions. [2022-12-15 02:07:11,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-12-15 02:07:11,770 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:07:11,770 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:07:11,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:07:16,011 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 139 proven. 71 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:07:27,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:07:27,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 522 states to 186 states and 522 transitions. [2022-12-15 02:07:27,735 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 522 transitions. [2022-12-15 02:07:27,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-12-15 02:07:27,735 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:07:27,735 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:07:27,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:07:36,477 INFO L134 CoverageAnalysis]: Checked inductivity of 242 backedges. 0 proven. 242 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:07:59,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:07:59,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 545 states to 190 states and 545 transitions. [2022-12-15 02:07:59,214 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 545 transitions. [2022-12-15 02:07:59,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-12-15 02:07:59,214 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:07:59,214 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:07:59,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:07:59,364 INFO L134 CoverageAnalysis]: Checked inductivity of 253 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 231 trivial. 0 not checked. [2022-12-15 02:08:04,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:08:04,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 551 states to 193 states and 551 transitions. [2022-12-15 02:08:04,669 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 551 transitions. [2022-12-15 02:08:04,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-12-15 02:08:04,669 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:08:04,669 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:08:04,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:08:09,272 INFO L134 CoverageAnalysis]: Checked inductivity of 253 backedges. 174 proven. 79 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:08:22,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:08:22,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 568 states to 197 states and 568 transitions. [2022-12-15 02:08:22,046 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 568 transitions. [2022-12-15 02:08:22,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-12-15 02:08:22,046 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:08:22,047 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:08:22,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:08:32,501 INFO L134 CoverageAnalysis]: Checked inductivity of 288 backedges. 0 proven. 288 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:09:09,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:09:09,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 604 states to 206 states and 604 transitions. [2022-12-15 02:09:09,581 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 604 transitions. [2022-12-15 02:09:09,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-12-15 02:09:09,582 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:09:09,582 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:09:09,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:09:13,183 INFO L134 CoverageAnalysis]: Checked inductivity of 288 backedges. 0 proven. 288 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:09:24,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:09:24,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 610 states to 209 states and 610 transitions. [2022-12-15 02:09:24,439 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 610 transitions. [2022-12-15 02:09:24,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-12-15 02:09:24,439 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:09:24,439 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:09:24,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:09:30,525 INFO L134 CoverageAnalysis]: Checked inductivity of 300 backedges. 213 proven. 87 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:09:44,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:09:44,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 621 states to 213 states and 621 transitions. [2022-12-15 02:09:44,545 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 621 transitions. [2022-12-15 02:09:44,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2022-12-15 02:09:44,545 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:09:44,545 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:09:44,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:09:55,392 INFO L134 CoverageAnalysis]: Checked inductivity of 338 backedges. 0 proven. 338 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:10:22,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:10:22,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 644 states to 217 states and 644 transitions. [2022-12-15 02:10:22,164 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 644 transitions. [2022-12-15 02:10:22,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2022-12-15 02:10:22,165 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:10:22,165 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:10:22,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:10:26,645 INFO L134 CoverageAnalysis]: Checked inductivity of 351 backedges. 256 proven. 95 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:10:34,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:10:34,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 650 states to 218 states and 650 transitions. [2022-12-15 02:10:34,374 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 650 transitions. [2022-12-15 02:10:34,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2022-12-15 02:10:34,375 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:10:34,375 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:10:34,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:10:35,187 INFO L134 CoverageAnalysis]: Checked inductivity of 351 backedges. 256 proven. 95 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:10:38,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:10:38,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 657 states to 219 states and 657 transitions. [2022-12-15 02:10:38,566 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 657 transitions. [2022-12-15 02:10:38,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2022-12-15 02:10:38,567 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:10:38,567 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:10:38,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:10:42,524 INFO L134 CoverageAnalysis]: Checked inductivity of 351 backedges. 256 proven. 95 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:10:48,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:10:48,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 661 states to 221 states and 661 transitions. [2022-12-15 02:10:48,303 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 661 transitions. [2022-12-15 02:10:48,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2022-12-15 02:10:48,303 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:10:48,303 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:10:48,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:10:59,621 INFO L134 CoverageAnalysis]: Checked inductivity of 392 backedges. 0 proven. 392 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:11:43,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:11:43,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 699 states to 232 states and 699 transitions. [2022-12-15 02:11:43,021 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 699 transitions. [2022-12-15 02:11:43,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2022-12-15 02:11:43,021 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:11:43,021 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:11:43,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:11:47,707 INFO L134 CoverageAnalysis]: Checked inductivity of 406 backedges. 303 proven. 103 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:12:02,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:12:02,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 710 states to 236 states and 710 transitions. [2022-12-15 02:12:02,151 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 710 transitions. [2022-12-15 02:12:02,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2022-12-15 02:12:02,151 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:12:02,151 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:12:02,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:12:14,178 INFO L134 CoverageAnalysis]: Checked inductivity of 450 backedges. 0 proven. 450 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:13:00,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:13:00,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 737 states to 244 states and 737 transitions. [2022-12-15 02:13:00,253 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 737 transitions. [2022-12-15 02:13:00,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2022-12-15 02:13:00,254 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:13:00,254 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:13:00,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:13:04,706 INFO L134 CoverageAnalysis]: Checked inductivity of 465 backedges. 354 proven. 111 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:13:18,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:13:18,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 748 states to 248 states and 748 transitions. [2022-12-15 02:13:18,325 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 748 transitions. [2022-12-15 02:13:18,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2022-12-15 02:13:18,326 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:13:18,326 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:13:18,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:13:29,465 INFO L134 CoverageAnalysis]: Checked inductivity of 512 backedges. 0 proven. 512 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:14:08,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:14:08,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 773 states to 255 states and 773 transitions. [2022-12-15 02:14:08,786 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 773 transitions. [2022-12-15 02:14:08,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2022-12-15 02:14:08,786 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:14:08,786 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:14:08,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:14:15,642 INFO L134 CoverageAnalysis]: Checked inductivity of 528 backedges. 409 proven. 119 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:14:31,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:14:31,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 784 states to 259 states and 784 transitions. [2022-12-15 02:14:31,267 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 784 transitions. [2022-12-15 02:14:31,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2022-12-15 02:14:31,267 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:14:31,267 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:14:31,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:14:49,866 INFO L134 CoverageAnalysis]: Checked inductivity of 578 backedges. 0 proven. 578 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.