./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/loop-simple/nested_3.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6b4ec56b Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2f0f5e5-4ef7-4e13-84cd-4b57ab7f23d6/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2f0f5e5-4ef7-4e13-84cd-4b57ab7f23d6/bin/ukojak-pZX7IvK2PQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2f0f5e5-4ef7-4e13-84cd-4b57ab7f23d6/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2f0f5e5-4ef7-4e13-84cd-4b57ab7f23d6/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/loop-simple/nested_3.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2f0f5e5-4ef7-4e13-84cd-4b57ab7f23d6/bin/ukojak-pZX7IvK2PQ/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2f0f5e5-4ef7-4e13-84cd-4b57ab7f23d6/bin/ukojak-pZX7IvK2PQ --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 6a30debb45adf4eb2040807436dec0136066a492a6c11eb0dbebd1f179f328d9 --- 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-6b4ec56 [2022-11-20 16:27:36,362 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 16:27:36,364 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 16:27:36,382 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 16:27:36,382 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 16:27:36,384 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 16:27:36,385 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 16:27:36,387 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 16:27:36,388 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 16:27:36,389 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 16:27:36,390 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 16:27:36,392 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 16:27:36,392 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 16:27:36,393 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 16:27:36,394 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 16:27:36,395 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 16:27:36,396 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 16:27:36,397 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 16:27:36,399 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 16:27:36,401 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 16:27:36,402 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 16:27:36,404 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 16:27:36,405 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 16:27:36,406 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 16:27:36,409 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 16:27:36,410 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 16:27:36,410 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 16:27:36,411 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 16:27:36,412 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 16:27:36,413 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 16:27:36,413 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 16:27:36,414 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 16:27:36,415 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 16:27:36,416 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 16:27:36,417 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 16:27:36,417 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 16:27:36,418 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 16:27:36,418 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 16:27:36,419 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 16:27:36,420 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 16:27:36,420 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 16:27:36,421 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2f0f5e5-4ef7-4e13-84cd-4b57ab7f23d6/bin/ukojak-pZX7IvK2PQ/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-11-20 16:27:36,443 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 16:27:36,447 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 16:27:36,448 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 16:27:36,448 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 16:27:36,449 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 16:27:36,449 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 16:27:36,450 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 16:27:36,450 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 16:27:36,450 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 16:27:36,451 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 16:27:36,451 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 16:27:36,451 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 16:27:36,452 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 16:27:36,452 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 16:27:36,452 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 16:27:36,453 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 16:27:36,453 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 16:27:36,453 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 16:27:36,453 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 16:27:36,454 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 16:27:36,454 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 16:27:36,454 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 16:27:36,455 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 16:27:36,455 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 16:27:36,455 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 16:27:36,456 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-20 16:27:36,456 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 16:27:36,456 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 16:27:36,456 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_b2f0f5e5-4ef7-4e13-84cd-4b57ab7f23d6/bin/ukojak-pZX7IvK2PQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2f0f5e5-4ef7-4e13-84cd-4b57ab7f23d6/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6a30debb45adf4eb2040807436dec0136066a492a6c11eb0dbebd1f179f328d9 [2022-11-20 16:27:36,751 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 16:27:36,775 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 16:27:36,778 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 16:27:36,780 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 16:27:36,780 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 16:27:36,782 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2f0f5e5-4ef7-4e13-84cd-4b57ab7f23d6/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/loop-simple/nested_3.c [2022-11-20 16:27:39,839 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 16:27:40,011 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 16:27:40,012 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2f0f5e5-4ef7-4e13-84cd-4b57ab7f23d6/sv-benchmarks/c/loop-simple/nested_3.c [2022-11-20 16:27:40,018 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2f0f5e5-4ef7-4e13-84cd-4b57ab7f23d6/bin/ukojak-pZX7IvK2PQ/data/2555b88c3/eef7478f39944af18c8d0308cd1ced62/FLAG54035ff51 [2022-11-20 16:27:40,034 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2f0f5e5-4ef7-4e13-84cd-4b57ab7f23d6/bin/ukojak-pZX7IvK2PQ/data/2555b88c3/eef7478f39944af18c8d0308cd1ced62 [2022-11-20 16:27:40,037 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 16:27:40,038 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 16:27:40,040 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 16:27:40,040 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 16:27:40,043 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 16:27:40,044 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 04:27:40" (1/1) ... [2022-11-20 16:27:40,045 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@14525f3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:27:40, skipping insertion in model container [2022-11-20 16:27:40,045 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 04:27:40" (1/1) ... [2022-11-20 16:27:40,053 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 16:27:40,066 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 16:27:40,293 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_b2f0f5e5-4ef7-4e13-84cd-4b57ab7f23d6/sv-benchmarks/c/loop-simple/nested_3.c[784,797] [2022-11-20 16:27:40,299 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 16:27:40,309 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 16:27:40,323 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_b2f0f5e5-4ef7-4e13-84cd-4b57ab7f23d6/sv-benchmarks/c/loop-simple/nested_3.c[784,797] [2022-11-20 16:27:40,324 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 16:27:40,337 INFO L208 MainTranslator]: Completed translation [2022-11-20 16:27:40,338 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:27:40 WrapperNode [2022-11-20 16:27:40,338 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 16:27:40,339 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 16:27:40,339 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 16:27:40,339 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 16:27:40,347 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:27:40" (1/1) ... [2022-11-20 16:27:40,354 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:27:40" (1/1) ... [2022-11-20 16:27:40,375 INFO L138 Inliner]: procedures = 10, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 41 [2022-11-20 16:27:40,376 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 16:27:40,376 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 16:27:40,376 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 16:27:40,377 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 16:27:40,387 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:27:40" (1/1) ... [2022-11-20 16:27:40,388 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:27:40" (1/1) ... [2022-11-20 16:27:40,390 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:27:40" (1/1) ... [2022-11-20 16:27:40,390 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:27:40" (1/1) ... [2022-11-20 16:27:40,394 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:27:40" (1/1) ... [2022-11-20 16:27:40,398 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:27:40" (1/1) ... [2022-11-20 16:27:40,399 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:27:40" (1/1) ... [2022-11-20 16:27:40,400 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:27:40" (1/1) ... [2022-11-20 16:27:40,401 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 16:27:40,402 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 16:27:40,402 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 16:27:40,402 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 16:27:40,403 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:27:40" (1/1) ... [2022-11-20 16:27:40,409 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 16:27:40,420 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2f0f5e5-4ef7-4e13-84cd-4b57ab7f23d6/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 16:27:40,437 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2f0f5e5-4ef7-4e13-84cd-4b57ab7f23d6/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 16:27:40,441 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2f0f5e5-4ef7-4e13-84cd-4b57ab7f23d6/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 16:27:40,483 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 16:27:40,483 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 16:27:40,484 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 16:27:40,484 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-20 16:27:40,547 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 16:27:40,548 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 16:27:40,687 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 16:27:40,714 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 16:27:40,714 INFO L300 CfgBuilder]: Removed 3 assume(true) statements. [2022-11-20 16:27:40,717 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 04:27:40 BoogieIcfgContainer [2022-11-20 16:27:40,717 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 16:27:40,718 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 16:27:40,723 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 16:27:40,733 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 16:27:40,733 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 04:27:40" (1/1) ... [2022-11-20 16:27:40,743 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 16:27:40,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:27:40,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 9 states and 12 transitions. [2022-11-20 16:27:40,849 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 12 transitions. [2022-11-20 16:27:40,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-20 16:27:40,851 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:27:40,852 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:27:40,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:27:41,077 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:27:41,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:27:41,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 10 states and 13 transitions. [2022-11-20 16:27:41,111 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 13 transitions. [2022-11-20 16:27:41,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-11-20 16:27:41,111 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:27:41,112 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:27:41,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:27:41,166 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:27:41,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:27:41,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 11 states and 15 transitions. [2022-11-20 16:27:41,220 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 15 transitions. [2022-11-20 16:27:41,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-11-20 16:27:41,221 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:27:41,221 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:27:41,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:27:41,287 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:27:41,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:27:41,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 12 states and 17 transitions. [2022-11-20 16:27:41,322 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 17 transitions. [2022-11-20 16:27:41,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-11-20 16:27:41,324 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:27:41,325 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:27:41,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:27:41,442 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:27:41,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:27:41,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 13 states and 19 transitions. [2022-11-20 16:27:41,528 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 19 transitions. [2022-11-20 16:27:41,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-11-20 16:27:41,529 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:27:41,529 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:27:41,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:27:41,633 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-20 16:27:42,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:27:42,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 17 states and 27 transitions. [2022-11-20 16:27:42,023 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 27 transitions. [2022-11-20 16:27:42,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-11-20 16:27:42,025 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:27:42,025 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:27:42,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:27:42,148 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2022-11-20 16:27:43,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:27:43,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 27 states and 47 transitions. [2022-11-20 16:27:43,274 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 47 transitions. [2022-11-20 16:27:43,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-11-20 16:27:43,275 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:27:43,275 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:27:43,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:27:43,430 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 34 proven. 3 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2022-11-20 16:27:43,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:27:43,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 28 states and 48 transitions. [2022-11-20 16:27:43,608 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 48 transitions. [2022-11-20 16:27:43,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-11-20 16:27:43,610 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:27:43,610 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:27:43,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:27:43,750 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 43 proven. 6 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2022-11-20 16:27:43,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:27:43,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 29 states and 49 transitions. [2022-11-20 16:27:43,925 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 49 transitions. [2022-11-20 16:27:43,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-20 16:27:43,926 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:27:43,926 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:27:43,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:27:44,057 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 52 proven. 10 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2022-11-20 16:27:44,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:27:44,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 30 states and 50 transitions. [2022-11-20 16:27:44,266 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 50 transitions. [2022-11-20 16:27:44,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-11-20 16:27:44,267 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:27:44,267 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:27:44,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:27:44,383 INFO L134 CoverageAnalysis]: Checked inductivity of 123 backedges. 61 proven. 15 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2022-11-20 16:27:44,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:27:44,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 31 states and 50 transitions. [2022-11-20 16:27:44,649 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 50 transitions. [2022-11-20 16:27:44,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-11-20 16:27:44,649 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:27:44,650 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:27:44,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:27:44,757 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 71 proven. 24 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2022-11-20 16:27:45,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:27:45,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 35 states and 57 transitions. [2022-11-20 16:27:45,476 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 57 transitions. [2022-11-20 16:27:45,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-11-20 16:27:45,477 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:27:45,477 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:27:45,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:27:45,514 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 123 proven. 3 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2022-11-20 16:27:45,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:27:45,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 36 states and 58 transitions. [2022-11-20 16:27:45,685 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 58 transitions. [2022-11-20 16:27:45,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-11-20 16:27:45,686 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:27:45,686 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:27:45,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:27:45,731 INFO L134 CoverageAnalysis]: Checked inductivity of 214 backedges. 139 proven. 6 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2022-11-20 16:27:45,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:27:45,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 37 states and 59 transitions. [2022-11-20 16:27:45,967 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 59 transitions. [2022-11-20 16:27:45,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-11-20 16:27:45,971 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:27:45,971 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:27:45,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:27:46,073 INFO L134 CoverageAnalysis]: Checked inductivity of 234 backedges. 155 proven. 10 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2022-11-20 16:27:46,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:27:46,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 38 states and 60 transitions. [2022-11-20 16:27:46,264 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 60 transitions. [2022-11-20 16:27:46,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-11-20 16:27:46,265 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:27:46,265 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:27:46,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:27:46,316 INFO L134 CoverageAnalysis]: Checked inductivity of 255 backedges. 171 proven. 15 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2022-11-20 16:27:46,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:27:46,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 39 states and 60 transitions. [2022-11-20 16:27:46,508 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 60 transitions. [2022-11-20 16:27:46,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-11-20 16:27:46,508 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:27:46,509 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:27:46,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:27:46,598 INFO L134 CoverageAnalysis]: Checked inductivity of 277 backedges. 116 proven. 97 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2022-11-20 16:27:47,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:27:47,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 43 states and 67 transitions. [2022-11-20 16:27:47,335 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 67 transitions. [2022-11-20 16:27:47,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-11-20 16:27:47,339 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:27:47,339 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:27:47,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:27:47,412 INFO L134 CoverageAnalysis]: Checked inductivity of 356 backedges. 212 proven. 3 refuted. 0 times theorem prover too weak. 141 trivial. 0 not checked. [2022-11-20 16:27:47,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:27:47,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 44 states and 68 transitions. [2022-11-20 16:27:47,613 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 68 transitions. [2022-11-20 16:27:47,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2022-11-20 16:27:47,614 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:27:47,614 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:27:47,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:27:47,661 INFO L134 CoverageAnalysis]: Checked inductivity of 382 backedges. 235 proven. 6 refuted. 0 times theorem prover too weak. 141 trivial. 0 not checked. [2022-11-20 16:27:47,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:27:47,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 45 states and 69 transitions. [2022-11-20 16:27:47,870 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 69 transitions. [2022-11-20 16:27:47,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-11-20 16:27:47,871 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:27:47,871 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:27:47,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:27:47,925 INFO L134 CoverageAnalysis]: Checked inductivity of 409 backedges. 258 proven. 10 refuted. 0 times theorem prover too weak. 141 trivial. 0 not checked. [2022-11-20 16:27:48,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:27:48,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 46 states and 70 transitions. [2022-11-20 16:27:48,129 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 70 transitions. [2022-11-20 16:27:48,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-11-20 16:27:48,130 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:27:48,130 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:27:48,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:27:48,193 INFO L134 CoverageAnalysis]: Checked inductivity of 437 backedges. 281 proven. 15 refuted. 0 times theorem prover too weak. 141 trivial. 0 not checked. [2022-11-20 16:27:48,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:27:48,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 47 states and 70 transitions. [2022-11-20 16:27:48,407 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 70 transitions. [2022-11-20 16:27:48,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-11-20 16:27:48,408 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:27:48,408 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:27:48,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:27:48,546 INFO L134 CoverageAnalysis]: Checked inductivity of 466 backedges. 161 proven. 220 refuted. 0 times theorem prover too weak. 85 trivial. 0 not checked. [2022-11-20 16:27:49,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:27:49,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 51 states and 77 transitions. [2022-11-20 16:27:49,408 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 77 transitions. [2022-11-20 16:27:49,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-11-20 16:27:49,409 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:27:49,409 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:27:49,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:27:49,453 INFO L134 CoverageAnalysis]: Checked inductivity of 567 backedges. 301 proven. 3 refuted. 0 times theorem prover too weak. 263 trivial. 0 not checked. [2022-11-20 16:27:49,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:27:49,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 52 states and 78 transitions. [2022-11-20 16:27:49,676 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 78 transitions. [2022-11-20 16:27:49,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-11-20 16:27:49,677 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:27:49,677 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:27:49,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:27:49,724 INFO L134 CoverageAnalysis]: Checked inductivity of 600 backedges. 331 proven. 6 refuted. 0 times theorem prover too weak. 263 trivial. 0 not checked. [2022-11-20 16:27:49,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:27:49,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 53 states and 79 transitions. [2022-11-20 16:27:49,981 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 79 transitions. [2022-11-20 16:27:49,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-11-20 16:27:49,982 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:27:49,982 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:27:49,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:27:50,047 INFO L134 CoverageAnalysis]: Checked inductivity of 634 backedges. 361 proven. 10 refuted. 0 times theorem prover too weak. 263 trivial. 0 not checked. [2022-11-20 16:27:50,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:27:50,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 54 states and 80 transitions. [2022-11-20 16:27:50,298 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 80 transitions. [2022-11-20 16:27:50,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-11-20 16:27:50,298 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:27:50,299 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:27:50,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:27:50,365 INFO L134 CoverageAnalysis]: Checked inductivity of 669 backedges. 391 proven. 15 refuted. 0 times theorem prover too weak. 263 trivial. 0 not checked. [2022-11-20 16:27:50,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:27:50,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 55 states and 80 transitions. [2022-11-20 16:27:50,610 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 80 transitions. [2022-11-20 16:27:50,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-11-20 16:27:50,611 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:27:50,612 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:27:50,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:27:50,795 INFO L134 CoverageAnalysis]: Checked inductivity of 705 backedges. 206 proven. 393 refuted. 0 times theorem prover too weak. 106 trivial. 0 not checked. [2022-11-20 16:27:51,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:27:51,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 59 states and 86 transitions. [2022-11-20 16:27:51,808 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 86 transitions. [2022-11-20 16:27:51,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-11-20 16:27:51,809 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:27:51,809 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:27:51,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:27:51,855 INFO L134 CoverageAnalysis]: Checked inductivity of 828 backedges. 390 proven. 3 refuted. 0 times theorem prover too weak. 435 trivial. 0 not checked. [2022-11-20 16:27:52,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:27:52,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 60 states and 87 transitions. [2022-11-20 16:27:52,109 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 87 transitions. [2022-11-20 16:27:52,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2022-11-20 16:27:52,110 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:27:52,110 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:27:52,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:27:52,161 INFO L134 CoverageAnalysis]: Checked inductivity of 868 backedges. 427 proven. 6 refuted. 0 times theorem prover too weak. 435 trivial. 0 not checked. [2022-11-20 16:27:52,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:27:52,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 61 states and 88 transitions. [2022-11-20 16:27:52,422 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 88 transitions. [2022-11-20 16:27:52,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2022-11-20 16:27:52,423 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:27:52,423 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:27:52,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:27:52,482 INFO L134 CoverageAnalysis]: Checked inductivity of 909 backedges. 464 proven. 10 refuted. 0 times theorem prover too weak. 435 trivial. 0 not checked. [2022-11-20 16:27:52,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:27:52,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 62 states and 89 transitions. [2022-11-20 16:27:52,748 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 89 transitions. [2022-11-20 16:27:52,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2022-11-20 16:27:52,748 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:27:52,748 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:27:52,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:27:52,849 INFO L134 CoverageAnalysis]: Checked inductivity of 951 backedges. 501 proven. 15 refuted. 0 times theorem prover too weak. 435 trivial. 0 not checked. [2022-11-20 16:27:53,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:27:53,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 63 states and 89 transitions. [2022-11-20 16:27:53,129 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 89 transitions. [2022-11-20 16:27:53,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2022-11-20 16:27:53,129 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:27:53,129 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:27:53,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:27:53,181 INFO L134 CoverageAnalysis]: Checked inductivity of 994 backedges. 359 proven. 3 refuted. 0 times theorem prover too weak. 632 trivial. 0 not checked. [2022-11-20 16:27:53,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:27:53,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 64 states and 90 transitions. [2022-11-20 16:27:53,438 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 90 transitions. [2022-11-20 16:27:53,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2022-11-20 16:27:53,438 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:27:53,438 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:27:53,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:27:53,504 INFO L134 CoverageAnalysis]: Checked inductivity of 1038 backedges. 400 proven. 6 refuted. 0 times theorem prover too weak. 632 trivial. 0 not checked. [2022-11-20 16:27:53,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:27:53,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 65 states and 91 transitions. [2022-11-20 16:27:53,764 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 91 transitions. [2022-11-20 16:27:53,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2022-11-20 16:27:53,765 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:27:53,765 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:27:53,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:27:53,828 INFO L134 CoverageAnalysis]: Checked inductivity of 1083 backedges. 441 proven. 10 refuted. 0 times theorem prover too weak. 632 trivial. 0 not checked. [2022-11-20 16:27:54,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:27:54,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 66 states and 92 transitions. [2022-11-20 16:27:54,097 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 92 transitions. [2022-11-20 16:27:54,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2022-11-20 16:27:54,098 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:27:54,098 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:27:54,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:27:54,199 INFO L134 CoverageAnalysis]: Checked inductivity of 1129 backedges. 482 proven. 15 refuted. 0 times theorem prover too weak. 632 trivial. 0 not checked. [2022-11-20 16:27:54,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:27:54,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 67 states and 92 transitions. [2022-11-20 16:27:54,480 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 92 transitions. [2022-11-20 16:27:54,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2022-11-20 16:27:54,481 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:27:54,481 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:27:54,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:27:54,618 INFO L134 CoverageAnalysis]: Checked inductivity of 1176 backedges. 0 proven. 276 refuted. 0 times theorem prover too weak. 900 trivial. 0 not checked. [2022-11-20 16:27:56,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:27:56,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 77 states and 111 transitions. [2022-11-20 16:27:56,972 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 111 transitions. [2022-11-20 16:27:56,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2022-11-20 16:27:56,972 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:27:56,976 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:27:56,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:27:57,046 INFO L134 CoverageAnalysis]: Checked inductivity of 1515 backedges. 575 proven. 3 refuted. 0 times theorem prover too weak. 937 trivial. 0 not checked. [2022-11-20 16:27:57,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:27:57,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 78 states and 112 transitions. [2022-11-20 16:27:57,314 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 112 transitions. [2022-11-20 16:27:57,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-11-20 16:27:57,315 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:27:57,315 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:27:57,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:27:57,390 INFO L134 CoverageAnalysis]: Checked inductivity of 1569 backedges. 626 proven. 6 refuted. 0 times theorem prover too weak. 937 trivial. 0 not checked. [2022-11-20 16:27:57,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:27:57,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 79 states and 113 transitions. [2022-11-20 16:27:57,666 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 113 transitions. [2022-11-20 16:27:57,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2022-11-20 16:27:57,695 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:27:57,696 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:27:57,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:27:57,767 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 677 proven. 10 refuted. 0 times theorem prover too weak. 937 trivial. 0 not checked. [2022-11-20 16:27:58,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:27:58,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 80 states and 114 transitions. [2022-11-20 16:27:58,061 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 114 transitions. [2022-11-20 16:27:58,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2022-11-20 16:27:58,061 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:27:58,061 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:27:58,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:27:58,147 INFO L134 CoverageAnalysis]: Checked inductivity of 1680 backedges. 728 proven. 15 refuted. 0 times theorem prover too weak. 937 trivial. 0 not checked. [2022-11-20 16:27:58,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:27:58,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 81 states and 114 transitions. [2022-11-20 16:27:58,448 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 114 transitions. [2022-11-20 16:27:58,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2022-11-20 16:27:58,448 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:27:58,449 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:27:58,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:27:58,511 INFO L134 CoverageAnalysis]: Checked inductivity of 1737 backedges. 787 proven. 24 refuted. 0 times theorem prover too weak. 926 trivial. 0 not checked. [2022-11-20 16:27:59,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:27:59,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 85 states and 121 transitions. [2022-11-20 16:27:59,728 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 121 transitions. [2022-11-20 16:27:59,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2022-11-20 16:27:59,728 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:27:59,729 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:27:59,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:27:59,784 INFO L134 CoverageAnalysis]: Checked inductivity of 1927 backedges. 664 proven. 3 refuted. 0 times theorem prover too weak. 1260 trivial. 0 not checked. [2022-11-20 16:28:00,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:28:00,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 86 states and 122 transitions. [2022-11-20 16:28:00,106 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 122 transitions. [2022-11-20 16:28:00,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2022-11-20 16:28:00,106 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:28:00,106 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:28:00,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:28:00,172 INFO L134 CoverageAnalysis]: Checked inductivity of 1988 backedges. 722 proven. 6 refuted. 0 times theorem prover too weak. 1260 trivial. 0 not checked. [2022-11-20 16:28:00,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:28:00,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 87 states and 123 transitions. [2022-11-20 16:28:00,503 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 123 transitions. [2022-11-20 16:28:00,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2022-11-20 16:28:00,504 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:28:00,504 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:28:00,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:28:00,591 INFO L134 CoverageAnalysis]: Checked inductivity of 2050 backedges. 780 proven. 10 refuted. 0 times theorem prover too weak. 1260 trivial. 0 not checked. [2022-11-20 16:28:00,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:28:00,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 88 states and 124 transitions. [2022-11-20 16:28:00,951 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 124 transitions. [2022-11-20 16:28:00,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2022-11-20 16:28:00,951 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:28:00,952 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:28:00,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:28:01,036 INFO L134 CoverageAnalysis]: Checked inductivity of 2113 backedges. 838 proven. 15 refuted. 0 times theorem prover too weak. 1260 trivial. 0 not checked. [2022-11-20 16:28:01,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:28:01,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 89 states and 124 transitions. [2022-11-20 16:28:01,397 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 124 transitions. [2022-11-20 16:28:01,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2022-11-20 16:28:01,398 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:28:01,399 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:28:01,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:28:01,470 INFO L134 CoverageAnalysis]: Checked inductivity of 2177 backedges. 1133 proven. 97 refuted. 0 times theorem prover too weak. 947 trivial. 0 not checked. [2022-11-20 16:28:02,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:28:02,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 93 states and 131 transitions. [2022-11-20 16:28:02,767 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 131 transitions. [2022-11-20 16:28:02,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2022-11-20 16:28:02,768 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:28:02,768 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:28:02,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:28:02,844 INFO L134 CoverageAnalysis]: Checked inductivity of 2389 backedges. 753 proven. 3 refuted. 0 times theorem prover too weak. 1633 trivial. 0 not checked. [2022-11-20 16:28:03,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:28:03,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 94 states and 132 transitions. [2022-11-20 16:28:03,196 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 132 transitions. [2022-11-20 16:28:03,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2022-11-20 16:28:03,196 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:28:03,197 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:28:03,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:28:03,267 INFO L134 CoverageAnalysis]: Checked inductivity of 2457 backedges. 818 proven. 6 refuted. 0 times theorem prover too weak. 1633 trivial. 0 not checked. [2022-11-20 16:28:03,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:28:03,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 95 states and 133 transitions. [2022-11-20 16:28:03,670 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 133 transitions. [2022-11-20 16:28:03,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-11-20 16:28:03,671 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:28:03,671 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:28:03,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:28:03,751 INFO L134 CoverageAnalysis]: Checked inductivity of 2526 backedges. 883 proven. 10 refuted. 0 times theorem prover too weak. 1633 trivial. 0 not checked. [2022-11-20 16:28:04,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:28:04,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 96 states and 134 transitions. [2022-11-20 16:28:04,162 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 134 transitions. [2022-11-20 16:28:04,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2022-11-20 16:28:04,163 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:28:04,163 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:28:04,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:28:04,241 INFO L134 CoverageAnalysis]: Checked inductivity of 2596 backedges. 948 proven. 15 refuted. 0 times theorem prover too weak. 1633 trivial. 0 not checked. [2022-11-20 16:28:04,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:28:04,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 97 states and 134 transitions. [2022-11-20 16:28:04,609 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 134 transitions. [2022-11-20 16:28:04,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-11-20 16:28:04,609 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:28:04,610 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:28:04,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:28:04,688 INFO L134 CoverageAnalysis]: Checked inductivity of 2667 backedges. 1479 proven. 220 refuted. 0 times theorem prover too weak. 968 trivial. 0 not checked. [2022-11-20 16:28:06,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:28:06,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 101 states and 141 transitions. [2022-11-20 16:28:06,073 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 141 transitions. [2022-11-20 16:28:06,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-11-20 16:28:06,073 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:28:06,074 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:28:06,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:28:06,149 INFO L134 CoverageAnalysis]: Checked inductivity of 2901 backedges. 842 proven. 3 refuted. 0 times theorem prover too weak. 2056 trivial. 0 not checked. [2022-11-20 16:28:06,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:28:06,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 102 states and 142 transitions. [2022-11-20 16:28:06,535 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 142 transitions. [2022-11-20 16:28:06,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2022-11-20 16:28:06,536 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:28:06,536 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:28:06,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:28:06,611 INFO L134 CoverageAnalysis]: Checked inductivity of 2976 backedges. 914 proven. 6 refuted. 0 times theorem prover too weak. 2056 trivial. 0 not checked. [2022-11-20 16:28:07,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:28:07,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 103 states and 143 transitions. [2022-11-20 16:28:07,013 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 143 transitions. [2022-11-20 16:28:07,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-11-20 16:28:07,013 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:28:07,013 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:28:07,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:28:07,094 INFO L134 CoverageAnalysis]: Checked inductivity of 3052 backedges. 986 proven. 10 refuted. 0 times theorem prover too weak. 2056 trivial. 0 not checked. [2022-11-20 16:28:07,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:28:07,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 104 states and 144 transitions. [2022-11-20 16:28:07,514 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 144 transitions. [2022-11-20 16:28:07,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2022-11-20 16:28:07,514 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:28:07,515 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:28:07,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:28:07,599 INFO L134 CoverageAnalysis]: Checked inductivity of 3129 backedges. 1058 proven. 15 refuted. 0 times theorem prover too weak. 2056 trivial. 0 not checked. [2022-11-20 16:28:07,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:28:07,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 105 states and 144 transitions. [2022-11-20 16:28:07,989 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 144 transitions. [2022-11-20 16:28:07,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2022-11-20 16:28:07,990 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:28:07,990 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:28:08,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:28:08,078 INFO L134 CoverageAnalysis]: Checked inductivity of 3207 backedges. 1825 proven. 393 refuted. 0 times theorem prover too weak. 989 trivial. 0 not checked. [2022-11-20 16:28:09,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:28:09,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 109 states and 150 transitions. [2022-11-20 16:28:09,653 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 150 transitions. [2022-11-20 16:28:09,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2022-11-20 16:28:09,654 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:28:09,654 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:28:09,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:28:09,755 INFO L134 CoverageAnalysis]: Checked inductivity of 3463 backedges. 931 proven. 3 refuted. 0 times theorem prover too weak. 2529 trivial. 0 not checked. [2022-11-20 16:28:10,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:28:10,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 110 states and 151 transitions. [2022-11-20 16:28:10,195 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 151 transitions. [2022-11-20 16:28:10,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2022-11-20 16:28:10,195 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:28:10,195 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:28:10,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:28:10,267 INFO L134 CoverageAnalysis]: Checked inductivity of 3545 backedges. 1010 proven. 6 refuted. 0 times theorem prover too weak. 2529 trivial. 0 not checked. [2022-11-20 16:28:10,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:28:10,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 111 states and 152 transitions. [2022-11-20 16:28:10,702 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 152 transitions. [2022-11-20 16:28:10,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2022-11-20 16:28:10,702 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:28:10,702 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:28:10,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:28:10,779 INFO L134 CoverageAnalysis]: Checked inductivity of 3628 backedges. 1089 proven. 10 refuted. 0 times theorem prover too weak. 2529 trivial. 0 not checked. [2022-11-20 16:28:11,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:28:11,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 112 states and 153 transitions. [2022-11-20 16:28:11,207 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 153 transitions. [2022-11-20 16:28:11,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2022-11-20 16:28:11,208 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:28:11,208 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:28:11,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:28:11,334 INFO L134 CoverageAnalysis]: Checked inductivity of 3712 backedges. 1168 proven. 15 refuted. 0 times theorem prover too weak. 2529 trivial. 0 not checked. [2022-11-20 16:28:11,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:28:11,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 113 states and 153 transitions. [2022-11-20 16:28:11,781 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 153 transitions. [2022-11-20 16:28:11,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2022-11-20 16:28:11,782 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:28:11,785 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:28:11,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:28:11,859 INFO L134 CoverageAnalysis]: Checked inductivity of 3797 backedges. 767 proven. 3 refuted. 0 times theorem prover too weak. 3027 trivial. 0 not checked. [2022-11-20 16:28:12,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:28:12,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 114 states and 154 transitions. [2022-11-20 16:28:12,260 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 154 transitions. [2022-11-20 16:28:12,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2022-11-20 16:28:12,261 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:28:12,261 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:28:12,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:28:12,341 INFO L134 CoverageAnalysis]: Checked inductivity of 3883 backedges. 850 proven. 6 refuted. 0 times theorem prover too weak. 3027 trivial. 0 not checked. [2022-11-20 16:28:12,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:28:12,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 115 states and 155 transitions. [2022-11-20 16:28:12,765 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 155 transitions. [2022-11-20 16:28:12,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2022-11-20 16:28:12,766 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:28:12,766 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:28:12,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:28:12,849 INFO L134 CoverageAnalysis]: Checked inductivity of 3970 backedges. 933 proven. 10 refuted. 0 times theorem prover too weak. 3027 trivial. 0 not checked. [2022-11-20 16:28:13,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:28:13,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 116 states and 156 transitions. [2022-11-20 16:28:13,312 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 156 transitions. [2022-11-20 16:28:13,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2022-11-20 16:28:13,313 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:28:13,313 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:28:13,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:28:13,439 INFO L134 CoverageAnalysis]: Checked inductivity of 4058 backedges. 1016 proven. 15 refuted. 0 times theorem prover too weak. 3027 trivial. 0 not checked. [2022-11-20 16:28:13,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:28:13,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 117 states and 156 transitions. [2022-11-20 16:28:13,889 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 156 transitions. [2022-11-20 16:28:13,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2022-11-20 16:28:13,891 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:28:13,891 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:28:13,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:28:14,121 INFO L134 CoverageAnalysis]: Checked inductivity of 4147 backedges. 0 proven. 2365 refuted. 0 times theorem prover too weak. 1782 trivial. 0 not checked. [2022-11-20 16:28:17,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:28:17,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 127 states and 175 transitions. [2022-11-20 16:28:17,655 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 175 transitions. [2022-11-20 16:28:17,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2022-11-20 16:28:17,655 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:28:17,656 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:28:17,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:28:17,725 INFO L134 CoverageAnalysis]: Checked inductivity of 4760 backedges. 1116 proven. 3 refuted. 0 times theorem prover too weak. 3641 trivial. 0 not checked. [2022-11-20 16:28:18,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:28:18,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 128 states and 176 transitions. [2022-11-20 16:28:18,127 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 176 transitions. [2022-11-20 16:28:18,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2022-11-20 16:28:18,128 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:28:18,128 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:28:18,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:28:18,285 INFO L134 CoverageAnalysis]: Checked inductivity of 4856 backedges. 1209 proven. 6 refuted. 0 times theorem prover too weak. 3641 trivial. 0 not checked. [2022-11-20 16:28:18,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:28:18,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 129 states and 177 transitions. [2022-11-20 16:28:18,727 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 177 transitions. [2022-11-20 16:28:18,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-11-20 16:28:18,728 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:28:18,728 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:28:18,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:28:18,830 INFO L134 CoverageAnalysis]: Checked inductivity of 4953 backedges. 1302 proven. 10 refuted. 0 times theorem prover too weak. 3641 trivial. 0 not checked. [2022-11-20 16:28:19,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:28:19,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 130 states and 178 transitions. [2022-11-20 16:28:19,238 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 178 transitions. [2022-11-20 16:28:19,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2022-11-20 16:28:19,238 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:28:19,239 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:28:19,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:28:19,333 INFO L134 CoverageAnalysis]: Checked inductivity of 5051 backedges. 1395 proven. 15 refuted. 0 times theorem prover too weak. 3641 trivial. 0 not checked. [2022-11-20 16:28:19,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:28:19,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 131 states and 178 transitions. [2022-11-20 16:28:19,767 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 178 transitions. [2022-11-20 16:28:19,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2022-11-20 16:28:19,768 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:28:19,769 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:28:19,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:28:19,855 INFO L134 CoverageAnalysis]: Checked inductivity of 5150 backedges. 1503 proven. 24 refuted. 0 times theorem prover too weak. 3623 trivial. 0 not checked. [2022-11-20 16:28:21,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:28:21,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 135 states and 185 transitions. [2022-11-20 16:28:21,526 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 185 transitions. [2022-11-20 16:28:21,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2022-11-20 16:28:21,527 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:28:21,527 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:28:21,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:28:21,595 INFO L134 CoverageAnalysis]: Checked inductivity of 5473 backedges. 1205 proven. 3 refuted. 0 times theorem prover too weak. 4265 trivial. 0 not checked. [2022-11-20 16:28:22,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:28:22,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 136 states and 186 transitions. [2022-11-20 16:28:22,053 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 186 transitions. [2022-11-20 16:28:22,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2022-11-20 16:28:22,054 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:28:22,054 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:28:22,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:28:22,132 INFO L134 CoverageAnalysis]: Checked inductivity of 5576 backedges. 1305 proven. 6 refuted. 0 times theorem prover too weak. 4265 trivial. 0 not checked. [2022-11-20 16:28:22,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:28:22,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 137 states and 187 transitions. [2022-11-20 16:28:22,594 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 187 transitions. [2022-11-20 16:28:22,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2022-11-20 16:28:22,594 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:28:22,594 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:28:22,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:28:22,730 INFO L134 CoverageAnalysis]: Checked inductivity of 5680 backedges. 1405 proven. 10 refuted. 0 times theorem prover too weak. 4265 trivial. 0 not checked. [2022-11-20 16:28:23,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:28:23,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 138 states and 188 transitions. [2022-11-20 16:28:23,206 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 188 transitions. [2022-11-20 16:28:23,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-11-20 16:28:23,207 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:28:23,207 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:28:23,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:28:23,304 INFO L134 CoverageAnalysis]: Checked inductivity of 5785 backedges. 1505 proven. 15 refuted. 0 times theorem prover too weak. 4265 trivial. 0 not checked. [2022-11-20 16:28:23,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:28:23,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 139 states and 188 transitions. [2022-11-20 16:28:23,786 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 188 transitions. [2022-11-20 16:28:23,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2022-11-20 16:28:23,786 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:28:23,786 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:28:23,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:28:23,865 INFO L134 CoverageAnalysis]: Checked inductivity of 5891 backedges. 2150 proven. 97 refuted. 0 times theorem prover too weak. 3644 trivial. 0 not checked. [2022-11-20 16:28:25,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:28:25,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 143 states and 195 transitions. [2022-11-20 16:28:25,654 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 195 transitions. [2022-11-20 16:28:25,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2022-11-20 16:28:25,655 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:28:25,655 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:28:25,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:28:25,725 INFO L134 CoverageAnalysis]: Checked inductivity of 6236 backedges. 1294 proven. 3 refuted. 0 times theorem prover too weak. 4939 trivial. 0 not checked. [2022-11-20 16:28:26,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:28:26,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 144 states and 196 transitions. [2022-11-20 16:28:26,209 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 196 transitions. [2022-11-20 16:28:26,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2022-11-20 16:28:26,210 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:28:26,210 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:28:26,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:28:26,274 INFO L134 CoverageAnalysis]: Checked inductivity of 6346 backedges. 1401 proven. 6 refuted. 0 times theorem prover too weak. 4939 trivial. 0 not checked. [2022-11-20 16:28:26,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:28:26,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 145 states and 197 transitions. [2022-11-20 16:28:26,745 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 197 transitions. [2022-11-20 16:28:26,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2022-11-20 16:28:26,746 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:28:26,746 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:28:26,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:28:26,836 INFO L134 CoverageAnalysis]: Checked inductivity of 6457 backedges. 1508 proven. 10 refuted. 0 times theorem prover too weak. 4939 trivial. 0 not checked. [2022-11-20 16:28:27,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:28:27,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 146 states and 198 transitions. [2022-11-20 16:28:27,396 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 198 transitions. [2022-11-20 16:28:27,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2022-11-20 16:28:27,397 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:28:27,397 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:28:27,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:28:27,527 INFO L134 CoverageAnalysis]: Checked inductivity of 6569 backedges. 1615 proven. 15 refuted. 0 times theorem prover too weak. 4939 trivial. 0 not checked. [2022-11-20 16:28:28,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:28:28,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 147 states and 198 transitions. [2022-11-20 16:28:28,074 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 198 transitions. [2022-11-20 16:28:28,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2022-11-20 16:28:28,074 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:28:28,075 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:28:28,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:28:28,164 INFO L134 CoverageAnalysis]: Checked inductivity of 6682 backedges. 2797 proven. 220 refuted. 0 times theorem prover too weak. 3665 trivial. 0 not checked. [2022-11-20 16:28:30,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:28:30,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 151 states and 205 transitions. [2022-11-20 16:28:30,004 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 205 transitions. [2022-11-20 16:28:30,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2022-11-20 16:28:30,005 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:28:30,005 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:28:30,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:28:30,076 INFO L134 CoverageAnalysis]: Checked inductivity of 7049 backedges. 1383 proven. 3 refuted. 0 times theorem prover too weak. 5663 trivial. 0 not checked. [2022-11-20 16:28:30,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:28:30,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 152 states and 206 transitions. [2022-11-20 16:28:30,680 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 206 transitions. [2022-11-20 16:28:30,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2022-11-20 16:28:30,680 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:28:30,681 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:28:30,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:28:30,762 INFO L134 CoverageAnalysis]: Checked inductivity of 7166 backedges. 1497 proven. 6 refuted. 0 times theorem prover too weak. 5663 trivial. 0 not checked. [2022-11-20 16:28:31,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:28:31,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 153 states and 207 transitions. [2022-11-20 16:28:31,273 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 207 transitions. [2022-11-20 16:28:31,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2022-11-20 16:28:31,274 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:28:31,274 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:28:31,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:28:31,378 INFO L134 CoverageAnalysis]: Checked inductivity of 7284 backedges. 1611 proven. 10 refuted. 0 times theorem prover too weak. 5663 trivial. 0 not checked. [2022-11-20 16:28:31,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:28:31,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 154 states and 208 transitions. [2022-11-20 16:28:31,913 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 208 transitions. [2022-11-20 16:28:31,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2022-11-20 16:28:31,914 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:28:31,914 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:28:31,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:28:32,025 INFO L134 CoverageAnalysis]: Checked inductivity of 7403 backedges. 1725 proven. 15 refuted. 0 times theorem prover too weak. 5663 trivial. 0 not checked. [2022-11-20 16:28:32,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:28:32,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 155 states and 208 transitions. [2022-11-20 16:28:32,668 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 208 transitions. [2022-11-20 16:28:32,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2022-11-20 16:28:32,669 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:28:32,669 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:28:32,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:28:32,772 INFO L134 CoverageAnalysis]: Checked inductivity of 7523 backedges. 3444 proven. 393 refuted. 0 times theorem prover too weak. 3686 trivial. 0 not checked. [2022-11-20 16:28:34,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:28:34,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 159 states and 214 transitions. [2022-11-20 16:28:34,769 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 214 transitions. [2022-11-20 16:28:34,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2022-11-20 16:28:34,770 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:28:34,770 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:28:34,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:28:34,835 INFO L134 CoverageAnalysis]: Checked inductivity of 7912 backedges. 1472 proven. 3 refuted. 0 times theorem prover too weak. 6437 trivial. 0 not checked. [2022-11-20 16:28:35,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:28:35,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 160 states and 215 transitions. [2022-11-20 16:28:35,352 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 215 transitions. [2022-11-20 16:28:35,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2022-11-20 16:28:35,353 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:28:35,354 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:28:35,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:28:35,520 INFO L134 CoverageAnalysis]: Checked inductivity of 8036 backedges. 1593 proven. 6 refuted. 0 times theorem prover too weak. 6437 trivial. 0 not checked. [2022-11-20 16:28:36,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:28:36,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 161 states and 216 transitions. [2022-11-20 16:28:36,042 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 216 transitions. [2022-11-20 16:28:36,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2022-11-20 16:28:36,043 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:28:36,043 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:28:36,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:28:36,131 INFO L134 CoverageAnalysis]: Checked inductivity of 8161 backedges. 1714 proven. 10 refuted. 0 times theorem prover too weak. 6437 trivial. 0 not checked. [2022-11-20 16:28:36,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:28:36,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 162 states and 217 transitions. [2022-11-20 16:28:36,682 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 217 transitions. [2022-11-20 16:28:36,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2022-11-20 16:28:36,682 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:28:36,682 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:28:36,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:28:36,788 INFO L134 CoverageAnalysis]: Checked inductivity of 8287 backedges. 1835 proven. 15 refuted. 0 times theorem prover too weak. 6437 trivial. 0 not checked. [2022-11-20 16:28:37,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:28:37,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 163 states and 217 transitions. [2022-11-20 16:28:37,349 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 217 transitions. [2022-11-20 16:28:37,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2022-11-20 16:28:37,350 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:28:37,351 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:28:37,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:28:37,406 INFO L134 CoverageAnalysis]: Checked inductivity of 8414 backedges. 1175 proven. 3 refuted. 0 times theorem prover too weak. 7236 trivial. 0 not checked. [2022-11-20 16:28:38,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:28:38,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 164 states and 218 transitions. [2022-11-20 16:28:38,015 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 218 transitions. [2022-11-20 16:28:38,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2022-11-20 16:28:38,016 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:28:38,016 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:28:38,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:28:38,133 INFO L134 CoverageAnalysis]: Checked inductivity of 8542 backedges. 1300 proven. 6 refuted. 0 times theorem prover too weak. 7236 trivial. 0 not checked. [2022-11-20 16:28:38,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:28:38,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 165 states and 219 transitions. [2022-11-20 16:28:38,720 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 219 transitions. [2022-11-20 16:28:38,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2022-11-20 16:28:38,720 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:28:38,721 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:28:38,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:28:38,825 INFO L134 CoverageAnalysis]: Checked inductivity of 8671 backedges. 1425 proven. 10 refuted. 0 times theorem prover too weak. 7236 trivial. 0 not checked. [2022-11-20 16:28:39,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:28:39,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 166 states and 220 transitions. [2022-11-20 16:28:39,368 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 220 transitions. [2022-11-20 16:28:39,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2022-11-20 16:28:39,369 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:28:39,369 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:28:39,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:28:39,477 INFO L134 CoverageAnalysis]: Checked inductivity of 8801 backedges. 1550 proven. 15 refuted. 0 times theorem prover too weak. 7236 trivial. 0 not checked. [2022-11-20 16:28:40,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:28:40,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 167 states and 220 transitions. [2022-11-20 16:28:40,036 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 220 transitions. [2022-11-20 16:28:40,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2022-11-20 16:28:40,037 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:28:40,037 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:28:40,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:28:40,309 INFO L134 CoverageAnalysis]: Checked inductivity of 8932 backedges. 0 proven. 6268 refuted. 0 times theorem prover too weak. 2664 trivial. 0 not checked. [2022-11-20 16:28:45,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:28:45,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 177 states and 239 transitions. [2022-11-20 16:28:45,192 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 239 transitions. [2022-11-20 16:28:45,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2022-11-20 16:28:45,193 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:28:45,193 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:28:45,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:28:45,285 INFO L134 CoverageAnalysis]: Checked inductivity of 9819 backedges. 1657 proven. 3 refuted. 0 times theorem prover too weak. 8159 trivial. 0 not checked. [2022-11-20 16:28:45,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:28:45,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 178 states and 240 transitions. [2022-11-20 16:28:45,907 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 240 transitions. [2022-11-20 16:28:45,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2022-11-20 16:28:45,908 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:28:45,908 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:28:45,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:28:45,971 INFO L134 CoverageAnalysis]: Checked inductivity of 9957 backedges. 1792 proven. 6 refuted. 0 times theorem prover too weak. 8159 trivial. 0 not checked. [2022-11-20 16:28:46,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:28:46,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 179 states and 241 transitions. [2022-11-20 16:28:46,498 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 241 transitions. [2022-11-20 16:28:46,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2022-11-20 16:28:46,499 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:28:46,499 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:28:46,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:28:46,574 INFO L134 CoverageAnalysis]: Checked inductivity of 10096 backedges. 1927 proven. 10 refuted. 0 times theorem prover too weak. 8159 trivial. 0 not checked. [2022-11-20 16:28:47,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:28:47,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 180 states and 242 transitions. [2022-11-20 16:28:47,121 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 242 transitions. [2022-11-20 16:28:47,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2022-11-20 16:28:47,122 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:28:47,122 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:28:47,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:28:47,242 INFO L134 CoverageAnalysis]: Checked inductivity of 10236 backedges. 2062 proven. 15 refuted. 0 times theorem prover too weak. 8159 trivial. 0 not checked. [2022-11-20 16:28:47,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:28:47,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 181 states and 242 transitions. [2022-11-20 16:28:47,833 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 242 transitions. [2022-11-20 16:28:47,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2022-11-20 16:28:47,834 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:28:47,835 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:28:47,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:28:47,917 INFO L134 CoverageAnalysis]: Checked inductivity of 10377 backedges. 2219 proven. 24 refuted. 0 times theorem prover too weak. 8134 trivial. 0 not checked. [2022-11-20 16:28:50,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:28:50,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 185 states and 249 transitions. [2022-11-20 16:28:50,128 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 249 transitions. [2022-11-20 16:28:50,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2022-11-20 16:28:50,129 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:28:50,130 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:28:50,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:28:50,215 INFO L134 CoverageAnalysis]: Checked inductivity of 10833 backedges. 1746 proven. 3 refuted. 0 times theorem prover too weak. 9084 trivial. 0 not checked. [2022-11-20 16:28:50,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:28:50,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 186 states and 250 transitions. [2022-11-20 16:28:50,810 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 250 transitions. [2022-11-20 16:28:50,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2022-11-20 16:28:50,811 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:28:50,811 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:28:50,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:28:50,916 INFO L134 CoverageAnalysis]: Checked inductivity of 10978 backedges. 1888 proven. 6 refuted. 0 times theorem prover too weak. 9084 trivial. 0 not checked. [2022-11-20 16:28:51,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:28:51,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 187 states and 251 transitions. [2022-11-20 16:28:51,517 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 251 transitions. [2022-11-20 16:28:51,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2022-11-20 16:28:51,517 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:28:51,518 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:28:51,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:28:51,733 INFO L134 CoverageAnalysis]: Checked inductivity of 11124 backedges. 2030 proven. 10 refuted. 0 times theorem prover too weak. 9084 trivial. 0 not checked. [2022-11-20 16:28:52,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:28:52,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 188 states and 252 transitions. [2022-11-20 16:28:52,412 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 252 transitions. [2022-11-20 16:28:52,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2022-11-20 16:28:52,413 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:28:52,413 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:28:52,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:28:52,519 INFO L134 CoverageAnalysis]: Checked inductivity of 11271 backedges. 2172 proven. 15 refuted. 0 times theorem prover too weak. 9084 trivial. 0 not checked. [2022-11-20 16:28:53,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:28:53,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 189 states and 252 transitions. [2022-11-20 16:28:53,121 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 252 transitions. [2022-11-20 16:28:53,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2022-11-20 16:28:53,122 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:28:53,122 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:28:53,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:28:53,219 INFO L134 CoverageAnalysis]: Checked inductivity of 11419 backedges. 3167 proven. 97 refuted. 0 times theorem prover too weak. 8155 trivial. 0 not checked. [2022-11-20 16:28:55,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:28:55,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 193 states and 259 transitions. [2022-11-20 16:28:55,455 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 259 transitions. [2022-11-20 16:28:55,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2022-11-20 16:28:55,456 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:28:55,456 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:28:55,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:28:55,629 INFO L134 CoverageAnalysis]: Checked inductivity of 11897 backedges. 1835 proven. 3 refuted. 0 times theorem prover too weak. 10059 trivial. 0 not checked. [2022-11-20 16:28:56,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:28:56,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 194 states and 260 transitions. [2022-11-20 16:28:56,245 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 260 transitions. [2022-11-20 16:28:56,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2022-11-20 16:28:56,246 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:28:56,246 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:28:56,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:28:56,328 INFO L134 CoverageAnalysis]: Checked inductivity of 12049 backedges. 1984 proven. 6 refuted. 0 times theorem prover too weak. 10059 trivial. 0 not checked. [2022-11-20 16:28:56,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:28:56,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 195 states and 261 transitions. [2022-11-20 16:28:56,957 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 261 transitions. [2022-11-20 16:28:56,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2022-11-20 16:28:56,958 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:28:56,958 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:28:56,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:28:57,045 INFO L134 CoverageAnalysis]: Checked inductivity of 12202 backedges. 2133 proven. 10 refuted. 0 times theorem prover too weak. 10059 trivial. 0 not checked. [2022-11-20 16:28:57,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:28:57,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 196 states and 262 transitions. [2022-11-20 16:28:57,709 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 262 transitions. [2022-11-20 16:28:57,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2022-11-20 16:28:57,709 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:28:57,709 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:28:57,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:28:57,805 INFO L134 CoverageAnalysis]: Checked inductivity of 12356 backedges. 2282 proven. 15 refuted. 0 times theorem prover too weak. 10059 trivial. 0 not checked. [2022-11-20 16:28:58,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:28:58,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 197 states and 262 transitions. [2022-11-20 16:28:58,478 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 262 transitions. [2022-11-20 16:28:58,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2022-11-20 16:28:58,481 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:28:58,481 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:28:58,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:28:58,678 INFO L134 CoverageAnalysis]: Checked inductivity of 12511 backedges. 4115 proven. 220 refuted. 0 times theorem prover too weak. 8176 trivial. 0 not checked. [2022-11-20 16:29:01,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:29:01,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 201 states and 269 transitions. [2022-11-20 16:29:01,286 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 269 transitions. [2022-11-20 16:29:01,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2022-11-20 16:29:01,287 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:29:01,287 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:29:01,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:29:01,366 INFO L134 CoverageAnalysis]: Checked inductivity of 13011 backedges. 1924 proven. 3 refuted. 0 times theorem prover too weak. 11084 trivial. 0 not checked. [2022-11-20 16:29:02,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:29:02,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270 states to 202 states and 270 transitions. [2022-11-20 16:29:02,062 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 270 transitions. [2022-11-20 16:29:02,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2022-11-20 16:29:02,062 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:29:02,063 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:29:02,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:29:02,162 INFO L134 CoverageAnalysis]: Checked inductivity of 13170 backedges. 2080 proven. 6 refuted. 0 times theorem prover too weak. 11084 trivial. 0 not checked. [2022-11-20 16:29:03,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:29:03,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 203 states and 271 transitions. [2022-11-20 16:29:03,022 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 271 transitions. [2022-11-20 16:29:03,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2022-11-20 16:29:03,023 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:29:03,023 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:29:03,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:29:03,134 INFO L134 CoverageAnalysis]: Checked inductivity of 13330 backedges. 2236 proven. 10 refuted. 0 times theorem prover too weak. 11084 trivial. 0 not checked. [2022-11-20 16:29:03,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:29:03,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 204 states and 272 transitions. [2022-11-20 16:29:03,852 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 272 transitions. [2022-11-20 16:29:03,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2022-11-20 16:29:03,852 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:29:03,853 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:29:03,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:29:03,943 INFO L134 CoverageAnalysis]: Checked inductivity of 13491 backedges. 2392 proven. 15 refuted. 0 times theorem prover too weak. 11084 trivial. 0 not checked. [2022-11-20 16:29:04,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:29:04,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 205 states and 272 transitions. [2022-11-20 16:29:04,670 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 272 transitions. [2022-11-20 16:29:04,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2022-11-20 16:29:04,671 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:29:04,671 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:29:04,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:29:04,762 INFO L134 CoverageAnalysis]: Checked inductivity of 13653 backedges. 5063 proven. 393 refuted. 0 times theorem prover too weak. 8197 trivial. 0 not checked. [2022-11-20 16:29:07,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:29:07,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 209 states and 278 transitions. [2022-11-20 16:29:07,612 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 278 transitions. [2022-11-20 16:29:07,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2022-11-20 16:29:07,613 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:29:07,613 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:29:07,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:29:07,723 INFO L134 CoverageAnalysis]: Checked inductivity of 14175 backedges. 2013 proven. 3 refuted. 0 times theorem prover too weak. 12159 trivial. 0 not checked. [2022-11-20 16:29:08,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:29:08,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 210 states and 279 transitions. [2022-11-20 16:29:08,494 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 279 transitions. [2022-11-20 16:29:08,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2022-11-20 16:29:08,495 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:29:08,496 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:29:08,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:29:08,631 INFO L134 CoverageAnalysis]: Checked inductivity of 14341 backedges. 2176 proven. 6 refuted. 0 times theorem prover too weak. 12159 trivial. 0 not checked. [2022-11-20 16:29:09,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:29:09,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 211 states and 280 transitions. [2022-11-20 16:29:09,342 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 280 transitions. [2022-11-20 16:29:09,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2022-11-20 16:29:09,343 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:29:09,343 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:29:09,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:29:09,432 INFO L134 CoverageAnalysis]: Checked inductivity of 14508 backedges. 2339 proven. 10 refuted. 0 times theorem prover too weak. 12159 trivial. 0 not checked. [2022-11-20 16:29:10,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:29:10,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 212 states and 281 transitions. [2022-11-20 16:29:10,166 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 281 transitions. [2022-11-20 16:29:10,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2022-11-20 16:29:10,166 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:29:10,167 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:29:10,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:29:10,273 INFO L134 CoverageAnalysis]: Checked inductivity of 14676 backedges. 2502 proven. 15 refuted. 0 times theorem prover too weak. 12159 trivial. 0 not checked. [2022-11-20 16:29:11,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:29:11,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 213 states and 281 transitions. [2022-11-20 16:29:11,150 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 281 transitions. [2022-11-20 16:29:11,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2022-11-20 16:29:11,151 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:29:11,151 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:29:11,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:29:11,232 INFO L134 CoverageAnalysis]: Checked inductivity of 14845 backedges. 1583 proven. 3 refuted. 0 times theorem prover too weak. 13259 trivial. 0 not checked. [2022-11-20 16:29:11,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:29:11,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 214 states and 282 transitions. [2022-11-20 16:29:11,929 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 282 transitions. [2022-11-20 16:29:11,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2022-11-20 16:29:11,929 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:29:11,929 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:29:11,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:29:12,012 INFO L134 CoverageAnalysis]: Checked inductivity of 15015 backedges. 1750 proven. 6 refuted. 0 times theorem prover too weak. 13259 trivial. 0 not checked. [2022-11-20 16:29:12,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:29:12,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 215 states and 283 transitions. [2022-11-20 16:29:12,721 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 283 transitions. [2022-11-20 16:29:12,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2022-11-20 16:29:12,721 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:29:12,721 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:29:12,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:29:12,813 INFO L134 CoverageAnalysis]: Checked inductivity of 15186 backedges. 1917 proven. 10 refuted. 0 times theorem prover too weak. 13259 trivial. 0 not checked. [2022-11-20 16:29:13,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:29:13,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 284 states to 216 states and 284 transitions. [2022-11-20 16:29:13,540 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 284 transitions. [2022-11-20 16:29:13,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2022-11-20 16:29:13,541 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:29:13,541 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:29:13,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:29:13,668 INFO L134 CoverageAnalysis]: Checked inductivity of 15358 backedges. 2084 proven. 15 refuted. 0 times theorem prover too weak. 13259 trivial. 0 not checked. [2022-11-20 16:29:14,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:29:14,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 284 states to 217 states and 284 transitions. [2022-11-20 16:29:14,380 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 284 transitions. [2022-11-20 16:29:14,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2022-11-20 16:29:14,380 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:29:14,380 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:29:14,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:29:14,859 INFO L134 CoverageAnalysis]: Checked inductivity of 15531 backedges. 0 proven. 11985 refuted. 0 times theorem prover too weak. 3546 trivial. 0 not checked. [2022-11-20 16:29:21,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:29:21,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 302 states to 227 states and 302 transitions. [2022-11-20 16:29:21,301 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 302 transitions. [2022-11-20 16:29:21,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2022-11-20 16:29:21,302 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:29:21,302 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:29:21,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:29:21,389 INFO L134 CoverageAnalysis]: Checked inductivity of 16692 backedges. 2198 proven. 3 refuted. 0 times theorem prover too weak. 14491 trivial. 0 not checked. [2022-11-20 16:29:22,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:29:22,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 228 states and 303 transitions. [2022-11-20 16:29:22,197 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 303 transitions. [2022-11-20 16:29:22,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2022-11-20 16:29:22,198 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:29:22,199 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:29:22,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:29:22,289 INFO L134 CoverageAnalysis]: Checked inductivity of 16872 backedges. 2375 proven. 6 refuted. 0 times theorem prover too weak. 14491 trivial. 0 not checked. [2022-11-20 16:29:22,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:29:22,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 229 states and 304 transitions. [2022-11-20 16:29:22,990 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 304 transitions. [2022-11-20 16:29:22,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2022-11-20 16:29:22,991 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:29:22,991 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:29:23,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:29:23,100 INFO L134 CoverageAnalysis]: Checked inductivity of 17053 backedges. 2552 proven. 10 refuted. 0 times theorem prover too weak. 14491 trivial. 0 not checked. [2022-11-20 16:29:23,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:29:23,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 230 states and 305 transitions. [2022-11-20 16:29:23,821 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 305 transitions. [2022-11-20 16:29:23,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 228 [2022-11-20 16:29:23,822 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:29:23,822 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:29:23,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:29:23,921 INFO L134 CoverageAnalysis]: Checked inductivity of 17235 backedges. 2729 proven. 15 refuted. 0 times theorem prover too weak. 14491 trivial. 0 not checked. [2022-11-20 16:29:24,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:29:24,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 231 states and 305 transitions. [2022-11-20 16:29:24,653 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 305 transitions. [2022-11-20 16:29:24,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 229 [2022-11-20 16:29:24,653 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:29:24,654 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:29:24,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:29:24,748 INFO L134 CoverageAnalysis]: Checked inductivity of 17418 backedges. 2935 proven. 24 refuted. 0 times theorem prover too weak. 14459 trivial. 0 not checked. [2022-11-20 16:29:28,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:29:28,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 312 states to 235 states and 312 transitions. [2022-11-20 16:29:28,082 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 312 transitions. [2022-11-20 16:29:28,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2022-11-20 16:29:28,084 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:29:28,085 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:29:28,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:29:28,235 INFO L134 CoverageAnalysis]: Checked inductivity of 18007 backedges. 2287 proven. 3 refuted. 0 times theorem prover too weak. 15717 trivial. 0 not checked. [2022-11-20 16:29:29,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:29:29,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 236 states and 313 transitions. [2022-11-20 16:29:29,110 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 313 transitions. [2022-11-20 16:29:29,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 234 [2022-11-20 16:29:29,111 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:29:29,111 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:29:29,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:29:29,209 INFO L134 CoverageAnalysis]: Checked inductivity of 18194 backedges. 2471 proven. 6 refuted. 0 times theorem prover too weak. 15717 trivial. 0 not checked. [2022-11-20 16:29:30,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:29:30,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 237 states and 314 transitions. [2022-11-20 16:29:30,038 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 314 transitions. [2022-11-20 16:29:30,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-11-20 16:29:30,039 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:29:30,039 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:29:30,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:29:30,147 INFO L134 CoverageAnalysis]: Checked inductivity of 18382 backedges. 2655 proven. 10 refuted. 0 times theorem prover too weak. 15717 trivial. 0 not checked. [2022-11-20 16:29:30,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:29:30,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 315 states to 238 states and 315 transitions. [2022-11-20 16:29:30,999 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 315 transitions. [2022-11-20 16:29:31,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2022-11-20 16:29:31,000 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:29:31,000 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:29:31,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:29:31,121 INFO L134 CoverageAnalysis]: Checked inductivity of 18571 backedges. 2839 proven. 15 refuted. 0 times theorem prover too weak. 15717 trivial. 0 not checked. [2022-11-20 16:29:31,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:29:31,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 315 states to 239 states and 315 transitions. [2022-11-20 16:29:31,962 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 315 transitions. [2022-11-20 16:29:31,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2022-11-20 16:29:31,963 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:29:31,963 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:29:32,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:29:32,197 INFO L134 CoverageAnalysis]: Checked inductivity of 18761 backedges. 4184 proven. 97 refuted. 0 times theorem prover too weak. 14480 trivial. 0 not checked. [2022-11-20 16:29:35,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:29:35,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 322 states to 243 states and 322 transitions. [2022-11-20 16:29:35,140 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 322 transitions. [2022-11-20 16:29:35,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2022-11-20 16:29:35,140 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:29:35,141 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:29:35,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:29:35,221 INFO L134 CoverageAnalysis]: Checked inductivity of 19372 backedges. 2376 proven. 3 refuted. 0 times theorem prover too weak. 16993 trivial. 0 not checked. [2022-11-20 16:29:36,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:29:36,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 323 states to 244 states and 323 transitions. [2022-11-20 16:29:36,010 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 323 transitions. [2022-11-20 16:29:36,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 242 [2022-11-20 16:29:36,010 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:29:36,011 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:29:36,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:29:36,108 INFO L134 CoverageAnalysis]: Checked inductivity of 19566 backedges. 2567 proven. 6 refuted. 0 times theorem prover too weak. 16993 trivial. 0 not checked. [2022-11-20 16:29:36,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:29:36,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 324 states to 245 states and 324 transitions. [2022-11-20 16:29:36,911 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 324 transitions. [2022-11-20 16:29:36,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2022-11-20 16:29:36,911 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:29:36,911 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:29:36,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:29:37,014 INFO L134 CoverageAnalysis]: Checked inductivity of 19761 backedges. 2758 proven. 10 refuted. 0 times theorem prover too weak. 16993 trivial. 0 not checked. [2022-11-20 16:29:37,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:29:37,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 246 states and 325 transitions. [2022-11-20 16:29:37,946 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 325 transitions. [2022-11-20 16:29:37,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 244 [2022-11-20 16:29:37,947 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:29:37,947 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:29:37,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:29:38,051 INFO L134 CoverageAnalysis]: Checked inductivity of 19957 backedges. 2949 proven. 15 refuted. 0 times theorem prover too weak. 16993 trivial. 0 not checked. [2022-11-20 16:29:38,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:29:38,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 247 states and 325 transitions. [2022-11-20 16:29:38,862 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 325 transitions. [2022-11-20 16:29:38,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 245 [2022-11-20 16:29:38,863 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:29:38,863 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:29:38,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:29:39,027 INFO L134 CoverageAnalysis]: Checked inductivity of 20154 backedges. 5433 proven. 220 refuted. 0 times theorem prover too weak. 14501 trivial. 0 not checked. [2022-11-20 16:29:42,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:29:42,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 332 states to 251 states and 332 transitions. [2022-11-20 16:29:42,061 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 332 transitions. [2022-11-20 16:29:42,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2022-11-20 16:29:42,062 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:29:42,062 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:29:42,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:29:42,144 INFO L134 CoverageAnalysis]: Checked inductivity of 20787 backedges. 2465 proven. 3 refuted. 0 times theorem prover too weak. 18319 trivial. 0 not checked. [2022-11-20 16:29:42,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:29:42,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 333 states to 252 states and 333 transitions. [2022-11-20 16:29:42,944 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 333 transitions. [2022-11-20 16:29:42,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 250 [2022-11-20 16:29:42,945 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:29:42,945 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:29:42,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:29:43,182 INFO L134 CoverageAnalysis]: Checked inductivity of 20988 backedges. 2663 proven. 6 refuted. 0 times theorem prover too weak. 18319 trivial. 0 not checked. [2022-11-20 16:29:44,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:29:44,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 334 states to 253 states and 334 transitions. [2022-11-20 16:29:44,010 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 334 transitions. [2022-11-20 16:29:44,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 251 [2022-11-20 16:29:44,011 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:29:44,011 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:29:44,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:29:44,120 INFO L134 CoverageAnalysis]: Checked inductivity of 21190 backedges. 2861 proven. 10 refuted. 0 times theorem prover too weak. 18319 trivial. 0 not checked. [2022-11-20 16:29:44,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:29:44,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 335 states to 254 states and 335 transitions. [2022-11-20 16:29:44,953 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 335 transitions. [2022-11-20 16:29:44,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 252 [2022-11-20 16:29:44,953 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:29:44,953 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:29:44,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:29:45,060 INFO L134 CoverageAnalysis]: Checked inductivity of 21393 backedges. 3059 proven. 15 refuted. 0 times theorem prover too weak. 18319 trivial. 0 not checked. [2022-11-20 16:29:45,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:29:45,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 335 states to 255 states and 335 transitions. [2022-11-20 16:29:45,857 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 335 transitions. [2022-11-20 16:29:45,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 253 [2022-11-20 16:29:45,857 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:29:45,857 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:29:45,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:29:45,973 INFO L134 CoverageAnalysis]: Checked inductivity of 21597 backedges. 6682 proven. 393 refuted. 0 times theorem prover too weak. 14522 trivial. 0 not checked. [2022-11-20 16:29:49,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:29:49,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 341 states to 259 states and 341 transitions. [2022-11-20 16:29:49,310 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 341 transitions. [2022-11-20 16:29:49,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 257 [2022-11-20 16:29:49,312 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:29:49,312 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:29:49,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:29:49,463 INFO L134 CoverageAnalysis]: Checked inductivity of 22252 backedges. 2554 proven. 3 refuted. 0 times theorem prover too weak. 19695 trivial. 0 not checked. [2022-11-20 16:29:50,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:29:50,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 342 states to 260 states and 342 transitions. [2022-11-20 16:29:50,403 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 342 transitions. [2022-11-20 16:29:50,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 258 [2022-11-20 16:29:50,404 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:29:50,404 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:29:50,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:29:50,539 INFO L134 CoverageAnalysis]: Checked inductivity of 22460 backedges. 2759 proven. 6 refuted. 0 times theorem prover too weak. 19695 trivial. 0 not checked. [2022-11-20 16:29:51,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:29:51,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 343 states to 261 states and 343 transitions. [2022-11-20 16:29:51,405 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 343 transitions. [2022-11-20 16:29:51,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2022-11-20 16:29:51,406 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:29:51,406 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:29:51,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:29:51,558 INFO L134 CoverageAnalysis]: Checked inductivity of 22669 backedges. 2964 proven. 10 refuted. 0 times theorem prover too weak. 19695 trivial. 0 not checked. [2022-11-20 16:29:52,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:29:52,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 344 states to 262 states and 344 transitions. [2022-11-20 16:29:52,449 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 344 transitions. [2022-11-20 16:29:52,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 260 [2022-11-20 16:29:52,449 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:29:52,449 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:29:52,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:29:52,609 INFO L134 CoverageAnalysis]: Checked inductivity of 22879 backedges. 3169 proven. 15 refuted. 0 times theorem prover too weak. 19695 trivial. 0 not checked. [2022-11-20 16:29:53,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:29:53,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 344 states to 263 states and 344 transitions. [2022-11-20 16:29:53,473 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 344 transitions. [2022-11-20 16:29:53,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 261 [2022-11-20 16:29:53,474 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:29:53,474 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:29:53,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:29:53,709 INFO L134 CoverageAnalysis]: Checked inductivity of 23090 backedges. 1991 proven. 3 refuted. 0 times theorem prover too weak. 21096 trivial. 0 not checked. [2022-11-20 16:29:54,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:29:54,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 345 states to 264 states and 345 transitions. [2022-11-20 16:29:54,553 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 345 transitions. [2022-11-20 16:29:54,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 262 [2022-11-20 16:29:54,554 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:29:54,554 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:29:54,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:29:54,658 INFO L134 CoverageAnalysis]: Checked inductivity of 23302 backedges. 2200 proven. 6 refuted. 0 times theorem prover too weak. 21096 trivial. 0 not checked. [2022-11-20 16:29:55,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:29:55,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 265 states and 346 transitions. [2022-11-20 16:29:55,550 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 346 transitions. [2022-11-20 16:29:55,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 263 [2022-11-20 16:29:55,551 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:29:55,551 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:29:55,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:29:55,672 INFO L134 CoverageAnalysis]: Checked inductivity of 23515 backedges. 2409 proven. 10 refuted. 0 times theorem prover too weak. 21096 trivial. 0 not checked. [2022-11-20 16:29:56,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:29:56,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 347 states to 266 states and 347 transitions. [2022-11-20 16:29:56,573 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 347 transitions. [2022-11-20 16:29:56,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 264 [2022-11-20 16:29:56,573 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:29:56,573 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:29:56,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:29:56,696 INFO L134 CoverageAnalysis]: Checked inductivity of 23729 backedges. 2618 proven. 15 refuted. 0 times theorem prover too weak. 21096 trivial. 0 not checked. [2022-11-20 16:29:57,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:29:57,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 347 states to 267 states and 347 transitions. [2022-11-20 16:29:57,638 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 347 transitions. [2022-11-20 16:29:57,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 265 [2022-11-20 16:29:57,639 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:29:57,639 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:29:57,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:29:57,740 INFO L134 CoverageAnalysis]: Checked inductivity of 23944 backedges. 1347 proven. 3 refuted. 0 times theorem prover too weak. 22594 trivial. 0 not checked. [2022-11-20 16:29:58,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:29:58,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 348 states to 268 states and 348 transitions. [2022-11-20 16:29:58,524 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 348 transitions. [2022-11-20 16:29:58,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2022-11-20 16:29:58,525 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:29:58,525 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:29:58,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:29:58,774 INFO L134 CoverageAnalysis]: Checked inductivity of 24160 backedges. 1560 proven. 6 refuted. 0 times theorem prover too weak. 22594 trivial. 0 not checked. [2022-11-20 16:29:59,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:29:59,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 349 states to 269 states and 349 transitions. [2022-11-20 16:29:59,576 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 349 transitions. [2022-11-20 16:29:59,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 267 [2022-11-20 16:29:59,577 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:29:59,577 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:29:59,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:29:59,690 INFO L134 CoverageAnalysis]: Checked inductivity of 24377 backedges. 1773 proven. 10 refuted. 0 times theorem prover too weak. 22594 trivial. 0 not checked. [2022-11-20 16:30:00,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:30:00,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 350 states to 270 states and 350 transitions. [2022-11-20 16:30:00,496 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 350 transitions. [2022-11-20 16:30:00,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 268 [2022-11-20 16:30:00,497 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:30:00,498 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:30:00,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:30:00,687 INFO L134 CoverageAnalysis]: Checked inductivity of 24595 backedges. 1986 proven. 15 refuted. 0 times theorem prover too weak. 22594 trivial. 0 not checked. [2022-11-20 16:30:01,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:30:01,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 350 states to 271 states and 350 transitions. [2022-11-20 16:30:01,591 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 350 transitions. [2022-11-20 16:30:01,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 269 [2022-11-20 16:30:01,591 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:30:01,591 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:30:01,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:30:01,681 INFO L134 CoverageAnalysis]: Checked inductivity of 24814 backedges. 2211 proven. 24 refuted. 0 times theorem prover too weak. 22579 trivial. 0 not checked. [2022-11-20 16:30:04,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:30:04,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 357 states to 275 states and 357 transitions. [2022-11-20 16:30:04,974 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 357 transitions. [2022-11-20 16:30:04,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 273 [2022-11-20 16:30:04,975 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:30:04,975 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:30:05,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:30:05,081 INFO L134 CoverageAnalysis]: Checked inductivity of 25515 backedges. 1391 proven. 3 refuted. 0 times theorem prover too weak. 24121 trivial. 0 not checked. [2022-11-20 16:30:05,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:30:05,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 358 states to 276 states and 358 transitions. [2022-11-20 16:30:05,981 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 358 transitions. [2022-11-20 16:30:05,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 274 [2022-11-20 16:30:05,982 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:30:05,982 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:30:06,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:30:06,117 INFO L134 CoverageAnalysis]: Checked inductivity of 25738 backedges. 1611 proven. 6 refuted. 0 times theorem prover too weak. 24121 trivial. 0 not checked. [2022-11-20 16:30:07,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:30:07,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 359 states to 277 states and 359 transitions. [2022-11-20 16:30:07,032 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 359 transitions. [2022-11-20 16:30:07,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 275 [2022-11-20 16:30:07,033 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:30:07,034 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:30:07,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:30:07,164 INFO L134 CoverageAnalysis]: Checked inductivity of 25962 backedges. 1831 proven. 10 refuted. 0 times theorem prover too weak. 24121 trivial. 0 not checked. [2022-11-20 16:30:08,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:30:08,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 360 states to 278 states and 360 transitions. [2022-11-20 16:30:08,339 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 360 transitions. [2022-11-20 16:30:08,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 276 [2022-11-20 16:30:08,341 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:30:08,341 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:30:08,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:30:08,535 INFO L134 CoverageAnalysis]: Checked inductivity of 26187 backedges. 2051 proven. 15 refuted. 0 times theorem prover too weak. 24121 trivial. 0 not checked. [2022-11-20 16:30:09,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:30:09,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 360 states to 279 states and 360 transitions. [2022-11-20 16:30:09,518 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 360 transitions. [2022-11-20 16:30:09,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 277 [2022-11-20 16:30:09,519 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:30:09,519 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:30:09,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:30:09,705 INFO L134 CoverageAnalysis]: Checked inductivity of 26413 backedges. 3716 proven. 97 refuted. 0 times theorem prover too weak. 22600 trivial. 0 not checked. [2022-11-20 16:30:13,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:30:13,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 367 states to 283 states and 367 transitions. [2022-11-20 16:30:13,226 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 367 transitions. [2022-11-20 16:30:13,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 281 [2022-11-20 16:30:13,226 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:30:13,227 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:30:13,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:30:13,504 INFO L134 CoverageAnalysis]: Checked inductivity of 27136 backedges. 1435 proven. 3 refuted. 0 times theorem prover too weak. 25698 trivial. 0 not checked. [2022-11-20 16:30:14,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:30:14,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 368 states to 284 states and 368 transitions. [2022-11-20 16:30:14,377 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 368 transitions. [2022-11-20 16:30:14,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 282 [2022-11-20 16:30:14,378 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:30:14,378 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:30:14,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:30:14,507 INFO L134 CoverageAnalysis]: Checked inductivity of 27366 backedges. 1662 proven. 6 refuted. 0 times theorem prover too weak. 25698 trivial. 0 not checked. [2022-11-20 16:30:15,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:30:15,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 369 states to 285 states and 369 transitions. [2022-11-20 16:30:15,391 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 369 transitions. [2022-11-20 16:30:15,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 283 [2022-11-20 16:30:15,392 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:30:15,392 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:30:15,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:30:15,516 INFO L134 CoverageAnalysis]: Checked inductivity of 27597 backedges. 1889 proven. 10 refuted. 0 times theorem prover too weak. 25698 trivial. 0 not checked. [2022-11-20 16:30:16,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:30:16,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 370 states to 286 states and 370 transitions. [2022-11-20 16:30:16,421 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 370 transitions. [2022-11-20 16:30:16,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 284 [2022-11-20 16:30:16,423 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:30:16,423 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:30:16,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:30:16,556 INFO L134 CoverageAnalysis]: Checked inductivity of 27829 backedges. 2116 proven. 15 refuted. 0 times theorem prover too weak. 25698 trivial. 0 not checked. [2022-11-20 16:30:17,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:30:17,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 370 states to 287 states and 370 transitions. [2022-11-20 16:30:17,600 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 370 transitions. [2022-11-20 16:30:17,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 285 [2022-11-20 16:30:17,601 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:30:17,602 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:30:17,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:30:17,718 INFO L134 CoverageAnalysis]: Checked inductivity of 28062 backedges. 5221 proven. 220 refuted. 0 times theorem prover too weak. 22621 trivial. 0 not checked. [2022-11-20 16:30:21,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:30:21,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 377 states to 291 states and 377 transitions. [2022-11-20 16:30:21,158 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 377 transitions. [2022-11-20 16:30:21,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 289 [2022-11-20 16:30:21,159 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:30:21,159 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:30:21,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:30:21,276 INFO L134 CoverageAnalysis]: Checked inductivity of 28807 backedges. 1479 proven. 3 refuted. 0 times theorem prover too weak. 27325 trivial. 0 not checked. [2022-11-20 16:30:22,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:30:22,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 292 states and 378 transitions. [2022-11-20 16:30:22,454 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 378 transitions. [2022-11-20 16:30:22,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 290 [2022-11-20 16:30:22,456 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:30:22,456 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:30:22,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:30:22,630 INFO L134 CoverageAnalysis]: Checked inductivity of 29044 backedges. 1713 proven. 6 refuted. 0 times theorem prover too weak. 27325 trivial. 0 not checked. [2022-11-20 16:30:23,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:30:23,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 379 states to 293 states and 379 transitions. [2022-11-20 16:30:23,684 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 379 transitions. [2022-11-20 16:30:23,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 291 [2022-11-20 16:30:23,686 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:30:23,686 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:30:23,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:30:23,873 INFO L134 CoverageAnalysis]: Checked inductivity of 29282 backedges. 1947 proven. 10 refuted. 0 times theorem prover too weak. 27325 trivial. 0 not checked. [2022-11-20 16:30:24,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:30:24,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 380 states to 294 states and 380 transitions. [2022-11-20 16:30:24,814 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 380 transitions. [2022-11-20 16:30:24,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 292 [2022-11-20 16:30:24,815 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:30:24,815 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:30:25,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:30:25,161 INFO L134 CoverageAnalysis]: Checked inductivity of 29521 backedges. 2181 proven. 15 refuted. 0 times theorem prover too weak. 27325 trivial. 0 not checked. [2022-11-20 16:30:26,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:30:26,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 380 states to 295 states and 380 transitions. [2022-11-20 16:30:26,097 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 380 transitions. [2022-11-20 16:30:26,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 293 [2022-11-20 16:30:26,097 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:30:26,098 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:30:26,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:30:26,267 INFO L134 CoverageAnalysis]: Checked inductivity of 29761 backedges. 6726 proven. 393 refuted. 0 times theorem prover too weak. 22642 trivial. 0 not checked. [2022-11-20 16:30:30,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:30:30,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 386 states to 299 states and 386 transitions. [2022-11-20 16:30:30,279 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 386 transitions. [2022-11-20 16:30:30,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 297 [2022-11-20 16:30:30,279 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:30:30,280 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:30:30,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:30:30,394 INFO L134 CoverageAnalysis]: Checked inductivity of 30528 backedges. 1523 proven. 3 refuted. 0 times theorem prover too weak. 29002 trivial. 0 not checked. [2022-11-20 16:30:31,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:30:31,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 387 states to 300 states and 387 transitions. [2022-11-20 16:30:31,423 INFO L276 IsEmpty]: Start isEmpty. Operand 300 states and 387 transitions. [2022-11-20 16:30:31,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 298 [2022-11-20 16:30:31,424 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:30:31,424 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:30:31,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:30:31,612 INFO L134 CoverageAnalysis]: Checked inductivity of 30772 backedges. 1764 proven. 6 refuted. 0 times theorem prover too weak. 29002 trivial. 0 not checked. [2022-11-20 16:30:32,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:30:32,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 388 states to 301 states and 388 transitions. [2022-11-20 16:30:32,907 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 388 transitions. [2022-11-20 16:30:32,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 299 [2022-11-20 16:30:32,909 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:30:32,909 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:30:32,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:30:33,150 INFO L134 CoverageAnalysis]: Checked inductivity of 31017 backedges. 2005 proven. 10 refuted. 0 times theorem prover too weak. 29002 trivial. 0 not checked. [2022-11-20 16:30:34,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:30:34,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 389 states to 302 states and 389 transitions. [2022-11-20 16:30:34,317 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 389 transitions. [2022-11-20 16:30:34,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 300 [2022-11-20 16:30:34,318 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:30:34,318 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:30:34,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:30:34,528 INFO L134 CoverageAnalysis]: Checked inductivity of 31263 backedges. 2246 proven. 15 refuted. 0 times theorem prover too weak. 29002 trivial. 0 not checked. [2022-11-20 16:30:35,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:30:35,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 389 states to 303 states and 389 transitions. [2022-11-20 16:30:35,925 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 389 transitions. [2022-11-20 16:30:35,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 301 [2022-11-20 16:30:35,927 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:30:35,927 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:30:36,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:30:36,126 INFO L134 CoverageAnalysis]: Checked inductivity of 31510 backedges. 782 proven. 3 refuted. 0 times theorem prover too weak. 30725 trivial. 0 not checked. [2022-11-20 16:30:37,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:30:37,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 390 states to 304 states and 390 transitions. [2022-11-20 16:30:37,173 INFO L276 IsEmpty]: Start isEmpty. Operand 304 states and 390 transitions. [2022-11-20 16:30:37,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 302 [2022-11-20 16:30:37,175 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:30:37,175 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:30:37,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:30:37,371 INFO L134 CoverageAnalysis]: Checked inductivity of 31758 backedges. 1027 proven. 6 refuted. 0 times theorem prover too weak. 30725 trivial. 0 not checked. [2022-11-20 16:30:38,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:30:38,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 391 states to 305 states and 391 transitions. [2022-11-20 16:30:38,524 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 391 transitions. [2022-11-20 16:30:38,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 303 [2022-11-20 16:30:38,525 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:30:38,526 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:30:38,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:30:38,678 INFO L134 CoverageAnalysis]: Checked inductivity of 32007 backedges. 1272 proven. 10 refuted. 0 times theorem prover too weak. 30725 trivial. 0 not checked. [2022-11-20 16:30:39,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:30:39,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 392 states to 306 states and 392 transitions. [2022-11-20 16:30:39,770 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 392 transitions. [2022-11-20 16:30:39,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 304 [2022-11-20 16:30:39,771 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:30:39,771 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:30:39,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:30:39,934 INFO L134 CoverageAnalysis]: Checked inductivity of 32257 backedges. 1517 proven. 15 refuted. 0 times theorem prover too weak. 30725 trivial. 0 not checked. [2022-11-20 16:30:41,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:30:41,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 392 states to 307 states and 392 transitions. [2022-11-20 16:30:41,086 INFO L276 IsEmpty]: Start isEmpty. Operand 307 states and 392 transitions. [2022-11-20 16:30:41,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 305 [2022-11-20 16:30:41,088 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:30:41,088 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:30:41,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:30:52,409 INFO L134 CoverageAnalysis]: Checked inductivity of 32508 backedges. 0 proven. 27993 refuted. 0 times theorem prover too weak. 4515 trivial. 0 not checked. [2022-11-20 16:32:01,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:32:01,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 390 states to 305 states and 390 transitions. [2022-11-20 16:32:01,316 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 390 transitions. [2022-11-20 16:32:01,316 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-11-20 16:32:01,317 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 180 iterations. [2022-11-20 16:32:01,325 INFO L754 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2022-11-20 16:32:03,852 INFO L560 CodeCheckObserver]: Invariant with dag size 13 [2022-11-20 16:32:03,864 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-11-20 16:32:03,865 INFO L560 CodeCheckObserver]: Invariant with dag size 15 [2022-11-20 16:32:03,865 INFO L560 CodeCheckObserver]: Invariant with dag size 14 [2022-11-20 16:32:03,866 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 20.11 04:32:03 ImpRootNode [2022-11-20 16:32:03,866 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-11-20 16:32:03,867 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-20 16:32:03,867 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-20 16:32:03,867 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-20 16:32:03,868 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 04:27:40" (3/4) ... [2022-11-20 16:32:03,871 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-20 16:32:03,879 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2022-11-20 16:32:03,880 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2022-11-20 16:32:03,880 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2022-11-20 16:32:03,880 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-20 16:32:03,909 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2f0f5e5-4ef7-4e13-84cd-4b57ab7f23d6/bin/ukojak-pZX7IvK2PQ/witness.graphml [2022-11-20 16:32:03,909 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-20 16:32:03,910 INFO L158 Benchmark]: Toolchain (without parser) took 263871.53ms. Allocated memory was 180.4MB in the beginning and 3.9GB in the end (delta: 3.7GB). Free memory was 143.6MB in the beginning and 3.6GB in the end (delta: -3.4GB). Peak memory consumption was 272.9MB. Max. memory is 16.1GB. [2022-11-20 16:32:03,910 INFO L158 Benchmark]: CDTParser took 0.39ms. Allocated memory is still 121.6MB. Free memory is still 90.1MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 16:32:03,910 INFO L158 Benchmark]: CACSL2BoogieTranslator took 298.58ms. Allocated memory is still 180.4MB. Free memory was 143.6MB in the beginning and 146.3MB in the end (delta: -2.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-20 16:32:03,911 INFO L158 Benchmark]: Boogie Procedure Inliner took 36.78ms. Allocated memory is still 180.4MB. Free memory was 146.3MB in the beginning and 145.2MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 16:32:03,911 INFO L158 Benchmark]: Boogie Preprocessor took 24.78ms. Allocated memory is still 180.4MB. Free memory was 145.2MB in the beginning and 144.2MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 16:32:03,911 INFO L158 Benchmark]: RCFGBuilder took 315.72ms. Allocated memory is still 180.4MB. Free memory was 144.2MB in the beginning and 132.6MB in the end (delta: 11.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-20 16:32:03,914 INFO L158 Benchmark]: CodeCheck took 263148.28ms. Allocated memory was 180.4MB in the beginning and 3.9GB in the end (delta: 3.7GB). Free memory was 132.6MB in the beginning and 3.6GB in the end (delta: -3.4GB). Peak memory consumption was 605.9MB. Max. memory is 16.1GB. [2022-11-20 16:32:03,915 INFO L158 Benchmark]: Witness Printer took 42.06ms. Allocated memory is still 3.9GB. Free memory was 3.6GB in the beginning and 3.6GB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 16:32:03,917 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 9 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 260.6s, OverallIterations: 180, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 11600 SdHoareTripleChecker+Valid, 311.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 9285 mSDsluCounter, 537 SdHoareTripleChecker+Invalid, 269.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 111867 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 157410 IncrementalHoareTripleChecker+Invalid, 269277 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 111867 mSolverCounterUnsat, 537 mSDtfsCounter, 157410 mSolverCounterSat, 4.7s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 188984 GetRequests, 187551 SyntacticMatches, 1 SemanticMatches, 1432 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1017574 ImplicationChecksByTransitivity, 229.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.5s SsaConstructionTime, 4.2s SatisfiabilityAnalysisTime, 25.6s InterpolantComputationTime, 29047 NumberOfCodeBlocks, 29047 NumberOfCodeBlocksAsserted, 179 NumberOfCheckSat, 28868 ConstructedInterpolants, 0 QuantifiedInterpolants, 33350 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 179 InterpolantComputations, 3 PerfectInterpolantSequences, 1992558/2047076 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 29]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 21]: Loop Invariant Derived loop invariant: a <= 5 || ((((a <= 6 && 5 < b) && 5 < c) && b <= 6) && c <= 6) - InvariantResult [Line: 28]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 22]: Loop Invariant Derived loop invariant: ((a <= 5 && b <= 5) || (((5 < c && a <= 5) && b <= 6) && c <= 6)) || a <= 4 - InvariantResult [Line: 23]: Loop Invariant Derived loop invariant: (a <= 4 || (a <= 5 && b <= 4)) || ((a <= 5 && b <= 5) && c <= 6) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39ms. Allocated memory is still 121.6MB. Free memory is still 90.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 298.58ms. Allocated memory is still 180.4MB. Free memory was 143.6MB in the beginning and 146.3MB in the end (delta: -2.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 36.78ms. Allocated memory is still 180.4MB. Free memory was 146.3MB in the beginning and 145.2MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 24.78ms. Allocated memory is still 180.4MB. Free memory was 145.2MB in the beginning and 144.2MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 315.72ms. Allocated memory is still 180.4MB. Free memory was 144.2MB in the beginning and 132.6MB in the end (delta: 11.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * CodeCheck took 263148.28ms. Allocated memory was 180.4MB in the beginning and 3.9GB in the end (delta: 3.7GB). Free memory was 132.6MB in the beginning and 3.6GB in the end (delta: -3.4GB). Peak memory consumption was 605.9MB. Max. memory is 16.1GB. * Witness Printer took 42.06ms. Allocated memory is still 3.9GB. Free memory was 3.6GB in the beginning and 3.6GB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2022-11-20 16:32:03,944 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2f0f5e5-4ef7-4e13-84cd-4b57ab7f23d6/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE