./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/array-tiling/rew.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows 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_4cfbefcd-f69b-4557-abc4-f197b3857177/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cfbefcd-f69b-4557-abc4-f197b3857177/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_4cfbefcd-f69b-4557-abc4-f197b3857177/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cfbefcd-f69b-4557-abc4-f197b3857177/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/array-tiling/rew.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cfbefcd-f69b-4557-abc4-f197b3857177/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cfbefcd-f69b-4557-abc4-f197b3857177/bin/ukojak-pZX7IvK2PQ --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash a4dbd52ad78119a422ea606f98f820bbe5495fb5a7cf8886c665da2d1f9b569e --- 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 17:32:23,309 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 17:32:23,312 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 17:32:23,352 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 17:32:23,353 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 17:32:23,356 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 17:32:23,359 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 17:32:23,362 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 17:32:23,365 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 17:32:23,370 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 17:32:23,372 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 17:32:23,374 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 17:32:23,375 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 17:32:23,377 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 17:32:23,379 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 17:32:23,381 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 17:32:23,383 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 17:32:23,383 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 17:32:23,385 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 17:32:23,392 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 17:32:23,393 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 17:32:23,396 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 17:32:23,397 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 17:32:23,398 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 17:32:23,412 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 17:32:23,412 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 17:32:23,413 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 17:32:23,416 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 17:32:23,416 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 17:32:23,417 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 17:32:23,418 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 17:32:23,419 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 17:32:23,421 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 17:32:23,421 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 17:32:23,422 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 17:32:23,423 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 17:32:23,424 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 17:32:23,424 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 17:32:23,424 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 17:32:23,426 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 17:32:23,427 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 17:32:23,428 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cfbefcd-f69b-4557-abc4-f197b3857177/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-32bit-Kojak_Default.epf [2022-11-20 17:32:23,448 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 17:32:23,448 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 17:32:23,449 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 17:32:23,449 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 17:32:23,450 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 17:32:23,450 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 17:32:23,450 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 17:32:23,451 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 17:32:23,451 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 17:32:23,451 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 17:32:23,451 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 17:32:23,452 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 17:32:23,452 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 17:32:23,452 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 17:32:23,452 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 17:32:23,453 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 17:32:23,453 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 17:32:23,453 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 17:32:23,454 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 17:32:23,454 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 17:32:23,454 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 17:32:23,454 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 17:32:23,455 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 17:32:23,455 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:32:23,455 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 17:32:23,456 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 17:32:23,456 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 17:32:23,456 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-20 17:32:23,456 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 17:32:23,457 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 17:32:23,457 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_4cfbefcd-f69b-4557-abc4-f197b3857177/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cfbefcd-f69b-4557-abc4-f197b3857177/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a4dbd52ad78119a422ea606f98f820bbe5495fb5a7cf8886c665da2d1f9b569e [2022-11-20 17:32:23,773 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 17:32:23,809 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 17:32:23,813 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 17:32:23,815 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 17:32:23,815 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 17:32:23,817 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cfbefcd-f69b-4557-abc4-f197b3857177/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/array-tiling/rew.c [2022-11-20 17:32:27,021 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 17:32:27,214 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 17:32:27,215 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cfbefcd-f69b-4557-abc4-f197b3857177/sv-benchmarks/c/array-tiling/rew.c [2022-11-20 17:32:27,220 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cfbefcd-f69b-4557-abc4-f197b3857177/bin/ukojak-pZX7IvK2PQ/data/017f98cf3/02c29732c0de42ddb2c4c2085b8f381c/FLAG109749082 [2022-11-20 17:32:27,235 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cfbefcd-f69b-4557-abc4-f197b3857177/bin/ukojak-pZX7IvK2PQ/data/017f98cf3/02c29732c0de42ddb2c4c2085b8f381c [2022-11-20 17:32:27,238 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 17:32:27,239 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 17:32:27,244 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 17:32:27,245 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 17:32:27,248 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 17:32:27,249 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:32:27" (1/1) ... [2022-11-20 17:32:27,250 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@73af021e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:32:27, skipping insertion in model container [2022-11-20 17:32:27,250 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:32:27" (1/1) ... [2022-11-20 17:32:27,258 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 17:32:27,274 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 17:32:27,482 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_4cfbefcd-f69b-4557-abc4-f197b3857177/sv-benchmarks/c/array-tiling/rew.c[394,407] [2022-11-20 17:32:27,506 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:32:27,520 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 17:32:27,536 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_4cfbefcd-f69b-4557-abc4-f197b3857177/sv-benchmarks/c/array-tiling/rew.c[394,407] [2022-11-20 17:32:27,554 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:32:27,568 INFO L208 MainTranslator]: Completed translation [2022-11-20 17:32:27,569 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:32:27 WrapperNode [2022-11-20 17:32:27,570 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 17:32:27,572 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 17:32:27,572 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 17:32:27,572 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 17:32:27,581 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:32:27" (1/1) ... [2022-11-20 17:32:27,599 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:32:27" (1/1) ... [2022-11-20 17:32:27,624 INFO L138 Inliner]: procedures = 16, calls = 18, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 66 [2022-11-20 17:32:27,624 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 17:32:27,625 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 17:32:27,625 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 17:32:27,625 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 17:32:27,634 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:32:27" (1/1) ... [2022-11-20 17:32:27,634 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:32:27" (1/1) ... [2022-11-20 17:32:27,638 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:32:27" (1/1) ... [2022-11-20 17:32:27,639 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:32:27" (1/1) ... [2022-11-20 17:32:27,654 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:32:27" (1/1) ... [2022-11-20 17:32:27,657 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:32:27" (1/1) ... [2022-11-20 17:32:27,658 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:32:27" (1/1) ... [2022-11-20 17:32:27,659 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:32:27" (1/1) ... [2022-11-20 17:32:27,660 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 17:32:27,661 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 17:32:27,661 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 17:32:27,661 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 17:32:27,666 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:32:27" (1/1) ... [2022-11-20 17:32:27,672 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:32:27,683 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cfbefcd-f69b-4557-abc4-f197b3857177/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 17:32:27,699 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cfbefcd-f69b-4557-abc4-f197b3857177/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 17:32:27,722 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cfbefcd-f69b-4557-abc4-f197b3857177/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 17:32:27,748 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 17:32:27,748 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-20 17:32:27,748 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-20 17:32:27,749 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-20 17:32:27,749 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 17:32:27,749 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 17:32:27,749 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-20 17:32:27,829 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 17:32:27,831 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 17:32:28,030 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 17:32:28,075 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 17:32:28,076 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-11-20 17:32:28,078 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:32:28 BoogieIcfgContainer [2022-11-20 17:32:28,078 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 17:32:28,079 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 17:32:28,079 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 17:32:28,095 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 17:32:28,096 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:32:28" (1/1) ... [2022-11-20 17:32:28,104 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 17:32:28,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:32:28,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 24 states and 27 transitions. [2022-11-20 17:32:28,209 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 27 transitions. [2022-11-20 17:32:28,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-20 17:32:28,224 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:32:28,225 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:32:28,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:32:28,407 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 17:32:28,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:32:28,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 26 states and 31 transitions. [2022-11-20 17:32:28,477 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 31 transitions. [2022-11-20 17:32:28,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-11-20 17:32:28,477 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:32:28,478 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:32:28,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:32:28,605 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 17:32:28,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:32:28,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 27 states and 33 transitions. [2022-11-20 17:32:28,691 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 33 transitions. [2022-11-20 17:32:28,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-11-20 17:32:28,691 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:32:28,692 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:32:28,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:32:28,779 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 17:32:28,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:32:28,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 28 states and 34 transitions. [2022-11-20 17:32:28,793 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 34 transitions. [2022-11-20 17:32:28,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-11-20 17:32:28,793 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:32:28,794 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:32:28,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:32:28,850 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 17:32:28,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:32:28,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 30 states and 37 transitions. [2022-11-20 17:32:28,915 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 37 transitions. [2022-11-20 17:32:28,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-11-20 17:32:28,915 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:32:28,916 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:32:28,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:32:28,999 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 17:32:29,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:32:29,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 31 states and 38 transitions. [2022-11-20 17:32:29,034 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 38 transitions. [2022-11-20 17:32:29,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-11-20 17:32:29,038 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:32:29,039 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:32:29,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:32:29,146 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 17:32:29,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:32:29,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 34 states and 40 transitions. [2022-11-20 17:32:29,196 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 40 transitions. [2022-11-20 17:32:29,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-11-20 17:32:29,196 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:32:29,197 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:32:29,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:32:29,268 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 17:32:29,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:32:29,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 36 states and 42 transitions. [2022-11-20 17:32:29,298 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 42 transitions. [2022-11-20 17:32:29,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-11-20 17:32:29,299 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:32:29,299 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:32:29,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:32:29,351 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 17:32:29,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:32:29,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 37 states and 43 transitions. [2022-11-20 17:32:29,368 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 43 transitions. [2022-11-20 17:32:29,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-11-20 17:32:29,369 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:32:29,369 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:32:29,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:32:29,465 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:32:29,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:32:29,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 39 states and 47 transitions. [2022-11-20 17:32:29,514 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 47 transitions. [2022-11-20 17:32:29,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-11-20 17:32:29,515 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:32:29,515 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:32:29,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:32:29,572 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:32:29,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:32:29,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 41 states and 51 transitions. [2022-11-20 17:32:29,610 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 51 transitions. [2022-11-20 17:32:29,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-11-20 17:32:29,610 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:32:29,611 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:32:29,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:32:29,716 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:32:29,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:32:29,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 44 states and 55 transitions. [2022-11-20 17:32:29,842 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 55 transitions. [2022-11-20 17:32:29,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-20 17:32:29,843 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:32:29,844 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:32:29,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:32:29,910 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:32:29,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:32:29,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 45 states and 56 transitions. [2022-11-20 17:32:29,931 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 56 transitions. [2022-11-20 17:32:29,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-20 17:32:29,936 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:32:29,937 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:32:29,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:32:29,977 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 17:32:30,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:32:30,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 44 states and 55 transitions. [2022-11-20 17:32:30,092 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 55 transitions. [2022-11-20 17:32:30,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-11-20 17:32:30,092 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:32:30,093 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:32:30,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:32:30,187 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 17:32:30,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:32:30,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 48 states and 58 transitions. [2022-11-20 17:32:30,439 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 58 transitions. [2022-11-20 17:32:30,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-11-20 17:32:30,439 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:32:30,440 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:32:30,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:32:30,483 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-20 17:32:30,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:32:30,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 47 states and 57 transitions. [2022-11-20 17:32:30,638 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 57 transitions. [2022-11-20 17:32:30,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-11-20 17:32:30,639 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:32:30,639 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:32:30,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:32:30,699 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 17:32:30,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:32:30,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 49 states and 59 transitions. [2022-11-20 17:32:30,791 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 59 transitions. [2022-11-20 17:32:30,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-20 17:32:30,791 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:32:30,792 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:32:30,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:32:30,868 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-20 17:32:31,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:32:31,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 48 states and 58 transitions. [2022-11-20 17:32:31,035 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 58 transitions. [2022-11-20 17:32:31,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-11-20 17:32:31,035 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:32:31,036 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:32:31,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:32:31,080 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 17:32:31,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:32:31,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 45 states and 55 transitions. [2022-11-20 17:32:31,092 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 55 transitions. [2022-11-20 17:32:31,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-20 17:32:31,093 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:32:31,093 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:32:31,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:32:31,150 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-11-20 17:32:32,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:32:32,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 63 states and 79 transitions. [2022-11-20 17:32:32,382 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 79 transitions. [2022-11-20 17:32:32,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-11-20 17:32:32,386 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:32:32,387 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:32:32,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:32:32,464 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-11-20 17:32:32,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:32:32,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 62 states and 78 transitions. [2022-11-20 17:32:32,610 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 78 transitions. [2022-11-20 17:32:32,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-11-20 17:32:32,613 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:32:32,613 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:32:32,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:32:32,673 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-11-20 17:32:32,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:32:32,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 64 states and 79 transitions. [2022-11-20 17:32:32,708 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 79 transitions. [2022-11-20 17:32:32,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-11-20 17:32:32,709 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:32:32,709 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:32:32,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:32:32,837 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-11-20 17:32:32,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:32:32,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 66 states and 83 transitions. [2022-11-20 17:32:32,966 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 83 transitions. [2022-11-20 17:32:32,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-11-20 17:32:32,966 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:32:32,966 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:32:32,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:32:33,078 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-11-20 17:32:33,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:32:33,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 65 states and 80 transitions. [2022-11-20 17:32:33,325 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 80 transitions. [2022-11-20 17:32:33,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-11-20 17:32:33,325 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:32:33,325 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:32:33,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:32:33,720 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 3 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:32:35,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:32:35,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 77 states and 98 transitions. [2022-11-20 17:32:35,687 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 98 transitions. [2022-11-20 17:32:35,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-11-20 17:32:35,688 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:32:35,688 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:32:35,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:32:35,832 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 3 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:32:36,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:32:36,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 78 states and 98 transitions. [2022-11-20 17:32:36,017 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 98 transitions. [2022-11-20 17:32:36,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-11-20 17:32:36,017 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:32:36,018 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:32:36,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:32:36,168 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-11-20 17:32:37,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:32:37,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 82 states and 101 transitions. [2022-11-20 17:32:37,389 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 101 transitions. [2022-11-20 17:32:37,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-11-20 17:32:37,390 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:32:37,390 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:32:37,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:32:37,423 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2022-11-20 17:32:37,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:32:37,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 85 states and 103 transitions. [2022-11-20 17:32:37,678 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 103 transitions. [2022-11-20 17:32:37,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-11-20 17:32:37,679 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:32:37,679 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:32:37,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:32:37,718 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2022-11-20 17:32:37,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:32:37,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 61 states and 75 transitions. [2022-11-20 17:32:37,832 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 75 transitions. [2022-11-20 17:32:37,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-11-20 17:32:37,836 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:32:37,837 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:32:37,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:32:38,042 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2022-11-20 17:32:38,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:32:38,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 64 states and 79 transitions. [2022-11-20 17:32:38,710 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 79 transitions. [2022-11-20 17:32:38,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-11-20 17:32:38,711 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:32:38,711 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:32:38,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:32:38,967 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2022-11-20 17:32:39,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:32:39,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 67 states and 83 transitions. [2022-11-20 17:32:39,749 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 83 transitions. [2022-11-20 17:32:39,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-11-20 17:32:39,749 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:32:39,750 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:32:39,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:32:40,368 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 18 proven. 33 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:32:45,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:32:45,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 88 states and 106 transitions. [2022-11-20 17:32:45,019 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 106 transitions. [2022-11-20 17:32:45,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-11-20 17:32:45,019 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:32:45,020 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:32:45,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:32:45,381 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2022-11-20 17:32:46,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:32:46,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 91 states and 110 transitions. [2022-11-20 17:32:46,346 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 110 transitions. [2022-11-20 17:32:46,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-11-20 17:32:46,346 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:32:46,347 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:32:46,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:32:47,142 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 29 proven. 62 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:32:53,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:32:53,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 115 states and 137 transitions. [2022-11-20 17:32:53,484 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 137 transitions. [2022-11-20 17:32:53,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2022-11-20 17:32:53,484 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:32:53,484 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:32:53,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:32:53,918 INFO L134 CoverageAnalysis]: Checked inductivity of 127 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 87 trivial. 0 not checked. [2022-11-20 17:32:55,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:32:55,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 118 states and 141 transitions. [2022-11-20 17:32:55,159 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 141 transitions. [2022-11-20 17:32:55,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2022-11-20 17:32:55,160 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:32:55,160 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:32:55,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:32:56,279 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 43 proven. 100 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:33:04,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:33:04,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 145 states and 172 transitions. [2022-11-20 17:33:04,811 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 172 transitions. [2022-11-20 17:33:04,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-11-20 17:33:04,812 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:33:04,813 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:33:04,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:33:05,335 INFO L134 CoverageAnalysis]: Checked inductivity of 188 backedges. 0 proven. 57 refuted. 0 times theorem prover too weak. 131 trivial. 0 not checked. [2022-11-20 17:33:06,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:33:06,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 148 states and 176 transitions. [2022-11-20 17:33:06,969 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 176 transitions. [2022-11-20 17:33:06,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2022-11-20 17:33:06,970 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:33:06,970 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:33:07,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:33:08,336 INFO L134 CoverageAnalysis]: Checked inductivity of 208 backedges. 60 proven. 147 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:33:19,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:33:19,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 178 states and 211 transitions. [2022-11-20 17:33:19,580 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 211 transitions. [2022-11-20 17:33:19,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2022-11-20 17:33:19,581 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:33:19,582 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:33:19,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:33:20,172 INFO L134 CoverageAnalysis]: Checked inductivity of 261 backedges. 0 proven. 77 refuted. 0 times theorem prover too weak. 184 trivial. 0 not checked. [2022-11-20 17:33:21,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:33:21,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 181 states and 215 transitions. [2022-11-20 17:33:21,977 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 215 transitions. [2022-11-20 17:33:21,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2022-11-20 17:33:21,978 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:33:21,979 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:33:22,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:33:23,498 INFO L134 CoverageAnalysis]: Checked inductivity of 284 backedges. 80 proven. 203 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:33:38,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:33:38,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 214 states and 254 transitions. [2022-11-20 17:33:38,036 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 254 transitions. [2022-11-20 17:33:38,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2022-11-20 17:33:38,037 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:33:38,037 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:33:38,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:33:38,821 INFO L134 CoverageAnalysis]: Checked inductivity of 346 backedges. 0 proven. 100 refuted. 0 times theorem prover too weak. 246 trivial. 0 not checked. [2022-11-20 17:33:40,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:33:40,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 217 states and 258 transitions. [2022-11-20 17:33:40,895 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 258 transitions. [2022-11-20 17:33:40,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2022-11-20 17:33:40,896 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:33:40,897 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:33:40,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:33:42,840 INFO L134 CoverageAnalysis]: Checked inductivity of 372 backedges. 103 proven. 268 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:34:01,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:34:01,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 253 states and 301 transitions. [2022-11-20 17:34:01,395 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 301 transitions. [2022-11-20 17:34:01,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2022-11-20 17:34:01,396 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:34:01,396 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:34:01,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:34:02,179 INFO L134 CoverageAnalysis]: Checked inductivity of 443 backedges. 0 proven. 126 refuted. 0 times theorem prover too weak. 317 trivial. 0 not checked. [2022-11-20 17:34:04,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:34:04,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 256 states and 305 transitions. [2022-11-20 17:34:04,776 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 305 transitions. [2022-11-20 17:34:04,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2022-11-20 17:34:04,777 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:34:04,777 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:34:04,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:34:07,051 INFO L134 CoverageAnalysis]: Checked inductivity of 472 backedges. 129 proven. 342 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:34:30,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:34:30,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 352 states to 295 states and 352 transitions. [2022-11-20 17:34:30,457 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 352 transitions. [2022-11-20 17:34:30,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2022-11-20 17:34:30,458 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:34:30,459 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:34:30,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:34:31,590 INFO L134 CoverageAnalysis]: Checked inductivity of 552 backedges. 0 proven. 155 refuted. 0 times theorem prover too weak. 397 trivial. 0 not checked. [2022-11-20 17:34:34,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:34:34,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 356 states to 298 states and 356 transitions. [2022-11-20 17:34:34,504 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 356 transitions. [2022-11-20 17:34:34,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-11-20 17:34:34,506 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:34:34,506 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:34:34,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:34:37,276 INFO L134 CoverageAnalysis]: Checked inductivity of 584 backedges. 158 proven. 425 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:35:06,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:35:06,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 407 states to 340 states and 407 transitions. [2022-11-20 17:35:06,120 INFO L276 IsEmpty]: Start isEmpty. Operand 340 states and 407 transitions. [2022-11-20 17:35:06,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-11-20 17:35:06,121 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:35:06,121 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:35:06,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:35:07,218 INFO L134 CoverageAnalysis]: Checked inductivity of 673 backedges. 0 proven. 187 refuted. 0 times theorem prover too weak. 486 trivial. 0 not checked. [2022-11-20 17:35:10,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:35:10,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 411 states to 343 states and 411 transitions. [2022-11-20 17:35:10,547 INFO L276 IsEmpty]: Start isEmpty. Operand 343 states and 411 transitions. [2022-11-20 17:35:10,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2022-11-20 17:35:10,549 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:35:10,550 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:35:10,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:35:13,664 INFO L134 CoverageAnalysis]: Checked inductivity of 708 backedges. 190 proven. 517 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:35:48,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:35:48,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 466 states to 388 states and 466 transitions. [2022-11-20 17:35:48,981 INFO L276 IsEmpty]: Start isEmpty. Operand 388 states and 466 transitions. [2022-11-20 17:35:48,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2022-11-20 17:35:48,982 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:35:48,983 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:35:49,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:35:50,217 INFO L134 CoverageAnalysis]: Checked inductivity of 806 backedges. 0 proven. 222 refuted. 0 times theorem prover too weak. 584 trivial. 0 not checked. [2022-11-20 17:35:53,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:35:53,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 470 states to 391 states and 470 transitions. [2022-11-20 17:35:53,973 INFO L276 IsEmpty]: Start isEmpty. Operand 391 states and 470 transitions. [2022-11-20 17:35:53,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2022-11-20 17:35:53,974 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:35:53,974 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:35:54,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:35:57,540 INFO L134 CoverageAnalysis]: Checked inductivity of 844 backedges. 225 proven. 618 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:36:40,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:36:40,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 529 states to 439 states and 529 transitions. [2022-11-20 17:36:40,846 INFO L276 IsEmpty]: Start isEmpty. Operand 439 states and 529 transitions. [2022-11-20 17:36:40,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2022-11-20 17:36:40,847 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:36:40,848 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:36:40,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:36:42,297 INFO L134 CoverageAnalysis]: Checked inductivity of 951 backedges. 0 proven. 260 refuted. 0 times theorem prover too weak. 691 trivial. 0 not checked. [2022-11-20 17:36:46,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:36:46,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 533 states to 442 states and 533 transitions. [2022-11-20 17:36:46,658 INFO L276 IsEmpty]: Start isEmpty. Operand 442 states and 533 transitions. [2022-11-20 17:36:46,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2022-11-20 17:36:46,660 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:36:46,660 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:36:46,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:36:50,483 INFO L134 CoverageAnalysis]: Checked inductivity of 992 backedges. 263 proven. 728 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:37:42,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:37:42,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 596 states to 493 states and 596 transitions. [2022-11-20 17:37:42,892 INFO L276 IsEmpty]: Start isEmpty. Operand 493 states and 596 transitions. [2022-11-20 17:37:42,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2022-11-20 17:37:42,894 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:37:42,894 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:37:42,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:37:44,462 INFO L134 CoverageAnalysis]: Checked inductivity of 1108 backedges. 0 proven. 301 refuted. 0 times theorem prover too weak. 807 trivial. 0 not checked. [2022-11-20 17:37:49,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:37:49,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 600 states to 496 states and 600 transitions. [2022-11-20 17:37:49,433 INFO L276 IsEmpty]: Start isEmpty. Operand 496 states and 600 transitions. [2022-11-20 17:37:49,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2022-11-20 17:37:49,435 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:37:49,435 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:37:49,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:37:53,942 INFO L134 CoverageAnalysis]: Checked inductivity of 1152 backedges. 304 proven. 847 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:38:55,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:38:55,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 667 states to 550 states and 667 transitions. [2022-11-20 17:38:55,580 INFO L276 IsEmpty]: Start isEmpty. Operand 550 states and 667 transitions. [2022-11-20 17:38:55,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2022-11-20 17:38:55,582 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:38:55,582 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:38:55,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:38:57,126 INFO L134 CoverageAnalysis]: Checked inductivity of 1277 backedges. 0 proven. 345 refuted. 0 times theorem prover too weak. 932 trivial. 0 not checked. [2022-11-20 17:39:02,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:39:02,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 671 states to 553 states and 671 transitions. [2022-11-20 17:39:02,987 INFO L276 IsEmpty]: Start isEmpty. Operand 553 states and 671 transitions. [2022-11-20 17:39:02,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2022-11-20 17:39:02,989 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:39:02,989 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:39:03,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:39:08,092 INFO L134 CoverageAnalysis]: Checked inductivity of 1324 backedges. 348 proven. 975 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:40:22,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:40:22,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 742 states to 610 states and 742 transitions. [2022-11-20 17:40:22,534 INFO L276 IsEmpty]: Start isEmpty. Operand 610 states and 742 transitions. [2022-11-20 17:40:22,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2022-11-20 17:40:22,536 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:40:22,536 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:40:22,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:40:24,558 INFO L134 CoverageAnalysis]: Checked inductivity of 1458 backedges. 0 proven. 392 refuted. 0 times theorem prover too weak. 1066 trivial. 0 not checked. [2022-11-20 17:40:30,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:40:30,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 746 states to 613 states and 746 transitions. [2022-11-20 17:40:30,989 INFO L276 IsEmpty]: Start isEmpty. Operand 613 states and 746 transitions. [2022-11-20 17:40:30,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2022-11-20 17:40:30,991 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:40:30,991 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:40:31,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:40:37,021 INFO L134 CoverageAnalysis]: Checked inductivity of 1508 backedges. 395 proven. 1112 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:42:04,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:42:04,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 821 states to 673 states and 821 transitions. [2022-11-20 17:42:04,480 INFO L276 IsEmpty]: Start isEmpty. Operand 673 states and 821 transitions. [2022-11-20 17:42:04,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2022-11-20 17:42:04,481 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:42:04,482 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:42:04,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:42:06,898 INFO L134 CoverageAnalysis]: Checked inductivity of 1651 backedges. 0 proven. 442 refuted. 0 times theorem prover too weak. 1209 trivial. 0 not checked. [2022-11-20 17:42:14,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:42:14,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 825 states to 676 states and 825 transitions. [2022-11-20 17:42:14,125 INFO L276 IsEmpty]: Start isEmpty. Operand 676 states and 825 transitions. [2022-11-20 17:42:14,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2022-11-20 17:42:14,127 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:42:14,127 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:42:14,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:42:21,324 INFO L134 CoverageAnalysis]: Checked inductivity of 1704 backedges. 445 proven. 1258 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:44:06,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:44:06,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 904 states to 739 states and 904 transitions. [2022-11-20 17:44:06,323 INFO L276 IsEmpty]: Start isEmpty. Operand 739 states and 904 transitions. [2022-11-20 17:44:06,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2022-11-20 17:44:06,325 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:44:06,325 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:44:06,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:44:09,088 INFO L134 CoverageAnalysis]: Checked inductivity of 1856 backedges. 0 proven. 495 refuted. 0 times theorem prover too weak. 1361 trivial. 0 not checked. [2022-11-20 17:44:16,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:44:16,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 908 states to 742 states and 908 transitions. [2022-11-20 17:44:16,848 INFO L276 IsEmpty]: Start isEmpty. Operand 742 states and 908 transitions. [2022-11-20 17:44:16,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 223 [2022-11-20 17:44:16,850 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:44:16,850 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:44:16,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:44:24,944 INFO L134 CoverageAnalysis]: Checked inductivity of 1912 backedges. 498 proven. 1413 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked.