./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/loop-acceleration/nested_1-2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 2329fc70 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_5a9a05e5-d33d-4870-9b9d-eda51170bf6d/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a9a05e5-d33d-4870-9b9d-eda51170bf6d/bin/ukojak-rkRKPMF4O4/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a9a05e5-d33d-4870-9b9d-eda51170bf6d/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a9a05e5-d33d-4870-9b9d-eda51170bf6d/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/loop-acceleration/nested_1-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a9a05e5-d33d-4870-9b9d-eda51170bf6d/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a9a05e5-d33d-4870-9b9d-eda51170bf6d/bin/ukojak-rkRKPMF4O4 --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 8828f6ff39cd2bcfba4fe3d04f0119d60137bcad91eabef2e2b840cbd0802b98 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-14 18:34:47,330 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 18:34:47,332 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 18:34:47,350 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 18:34:47,351 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 18:34:47,352 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 18:34:47,353 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 18:34:47,355 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 18:34:47,356 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 18:34:47,357 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 18:34:47,358 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 18:34:47,359 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 18:34:47,359 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 18:34:47,360 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 18:34:47,361 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 18:34:47,362 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 18:34:47,363 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 18:34:47,364 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 18:34:47,366 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 18:34:47,368 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 18:34:47,369 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 18:34:47,370 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 18:34:47,371 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 18:34:47,372 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 18:34:47,376 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 18:34:47,376 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 18:34:47,377 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 18:34:47,378 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 18:34:47,378 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 18:34:47,379 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 18:34:47,379 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 18:34:47,380 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 18:34:47,381 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 18:34:47,382 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 18:34:47,382 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 18:34:47,383 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 18:34:47,383 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 18:34:47,383 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 18:34:47,384 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 18:34:47,384 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 18:34:47,385 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 18:34:47,386 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a9a05e5-d33d-4870-9b9d-eda51170bf6d/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-12-14 18:34:47,400 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 18:34:47,400 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 18:34:47,401 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 18:34:47,401 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-14 18:34:47,401 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 18:34:47,401 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 18:34:47,402 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 18:34:47,402 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 18:34:47,402 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 18:34:47,402 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 18:34:47,402 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 18:34:47,402 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 18:34:47,402 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 18:34:47,403 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 18:34:47,403 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 18:34:47,403 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 18:34:47,403 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 18:34:47,403 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 18:34:47,404 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 18:34:47,404 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 18:34:47,404 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 18:34:47,404 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 18:34:47,404 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 18:34:47,404 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 18:34:47,405 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 18:34:47,405 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-14 18:34:47,405 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 18:34:47,405 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 18:34:47,405 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_5a9a05e5-d33d-4870-9b9d-eda51170bf6d/bin/ukojak-rkRKPMF4O4/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a9a05e5-d33d-4870-9b9d-eda51170bf6d/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8828f6ff39cd2bcfba4fe3d04f0119d60137bcad91eabef2e2b840cbd0802b98 [2022-12-14 18:34:47,614 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 18:34:47,632 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 18:34:47,634 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 18:34:47,635 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 18:34:47,635 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 18:34:47,636 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a9a05e5-d33d-4870-9b9d-eda51170bf6d/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/loop-acceleration/nested_1-2.c [2022-12-14 18:34:50,294 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 18:34:50,408 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 18:34:50,408 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a9a05e5-d33d-4870-9b9d-eda51170bf6d/sv-benchmarks/c/loop-acceleration/nested_1-2.c [2022-12-14 18:34:50,412 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a9a05e5-d33d-4870-9b9d-eda51170bf6d/bin/ukojak-rkRKPMF4O4/data/de98a376e/68c80582058c4a3f8b080a260a2863b3/FLAG0ea7e2d53 [2022-12-14 18:34:50,426 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a9a05e5-d33d-4870-9b9d-eda51170bf6d/bin/ukojak-rkRKPMF4O4/data/de98a376e/68c80582058c4a3f8b080a260a2863b3 [2022-12-14 18:34:50,429 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 18:34:50,430 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 18:34:50,432 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 18:34:50,432 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 18:34:50,435 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 18:34:50,436 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 06:34:50" (1/1) ... [2022-12-14 18:34:50,437 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@286c2fcf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:34:50, skipping insertion in model container [2022-12-14 18:34:50,437 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 06:34:50" (1/1) ... [2022-12-14 18:34:50,444 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 18:34:50,455 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 18:34:50,556 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_5a9a05e5-d33d-4870-9b9d-eda51170bf6d/sv-benchmarks/c/loop-acceleration/nested_1-2.c[322,335] [2022-12-14 18:34:50,565 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 18:34:50,572 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 18:34:50,581 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_5a9a05e5-d33d-4870-9b9d-eda51170bf6d/sv-benchmarks/c/loop-acceleration/nested_1-2.c[322,335] [2022-12-14 18:34:50,584 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 18:34:50,593 INFO L208 MainTranslator]: Completed translation [2022-12-14 18:34:50,594 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:34:50 WrapperNode [2022-12-14 18:34:50,594 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 18:34:50,595 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 18:34:50,595 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 18:34:50,595 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 18:34:50,600 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:34:50" (1/1) ... [2022-12-14 18:34:50,605 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:34:50" (1/1) ... [2022-12-14 18:34:50,616 INFO L138 Inliner]: procedures = 12, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 34 [2022-12-14 18:34:50,616 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 18:34:50,617 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 18:34:50,617 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 18:34:50,617 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 18:34:50,623 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:34:50" (1/1) ... [2022-12-14 18:34:50,623 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:34:50" (1/1) ... [2022-12-14 18:34:50,623 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:34:50" (1/1) ... [2022-12-14 18:34:50,624 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:34:50" (1/1) ... [2022-12-14 18:34:50,625 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:34:50" (1/1) ... [2022-12-14 18:34:50,627 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:34:50" (1/1) ... [2022-12-14 18:34:50,628 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:34:50" (1/1) ... [2022-12-14 18:34:50,628 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:34:50" (1/1) ... [2022-12-14 18:34:50,629 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 18:34:50,630 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 18:34:50,630 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 18:34:50,630 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 18:34:50,630 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:34:50" (1/1) ... [2022-12-14 18:34:50,635 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 18:34:50,642 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a9a05e5-d33d-4870-9b9d-eda51170bf6d/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 18:34:50,652 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a9a05e5-d33d-4870-9b9d-eda51170bf6d/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 18:34:50,654 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a9a05e5-d33d-4870-9b9d-eda51170bf6d/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 18:34:50,681 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 18:34:50,682 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 18:34:50,682 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 18:34:50,682 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-14 18:34:50,729 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 18:34:50,731 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 18:34:50,800 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 18:34:50,819 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 18:34:50,819 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-12-14 18:34:50,821 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 06:34:50 BoogieIcfgContainer [2022-12-14 18:34:50,821 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 18:34:50,822 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-14 18:34:50,822 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-14 18:34:50,829 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-14 18:34:50,830 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 06:34:50" (1/1) ... [2022-12-14 18:34:50,836 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 18:34:50,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:34:50,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 8 states and 10 transitions. [2022-12-14 18:34:50,877 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2022-12-14 18:34:50,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-12-14 18:34:50,879 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:34:50,879 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:34:50,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:34:51,021 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 18:34:51,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:34:51,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 9 states and 11 transitions. [2022-12-14 18:34:51,048 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 11 transitions. [2022-12-14 18:34:51,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-12-14 18:34:51,048 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:34:51,049 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:34:51,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:34:51,114 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 18:34:51,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:34:51,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 10 states and 12 transitions. [2022-12-14 18:34:51,143 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 12 transitions. [2022-12-14 18:34:51,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-12-14 18:34:51,143 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:34:51,143 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:34:51,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:34:51,240 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 18:34:51,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:34:51,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 11 states and 13 transitions. [2022-12-14 18:34:51,308 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 13 transitions. [2022-12-14 18:34:51,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-12-14 18:34:51,309 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:34:51,309 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:34:51,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:34:51,430 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 18:34:51,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:34:51,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 12 states and 14 transitions. [2022-12-14 18:34:51,505 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 14 transitions. [2022-12-14 18:34:51,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-12-14 18:34:51,505 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:34:51,506 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:34:51,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:34:51,617 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 1 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 18:34:51,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:34:51,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 13 states and 15 transitions. [2022-12-14 18:34:51,675 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 15 transitions. [2022-12-14 18:34:51,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-12-14 18:34:51,675 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:34:51,675 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:34:51,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:34:51,789 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 1 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 18:34:51,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:34:51,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 14 states and 16 transitions. [2022-12-14 18:34:51,853 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 16 transitions. [2022-12-14 18:34:51,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-12-14 18:34:51,853 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:34:51,853 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:34:51,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:34:51,980 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 1 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 18:34:52,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:34:52,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 15 states and 17 transitions. [2022-12-14 18:34:52,046 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 17 transitions. [2022-12-14 18:34:52,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-12-14 18:34:52,047 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:34:52,047 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:34:52,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:34:52,180 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 1 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 18:34:52,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:34:52,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 16 states and 18 transitions. [2022-12-14 18:34:52,251 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 18 transitions. [2022-12-14 18:34:52,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-12-14 18:34:52,251 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:34:52,252 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:34:52,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:34:52,410 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 1 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 18:34:52,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:34:52,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 17 states and 19 transitions. [2022-12-14 18:34:52,485 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 19 transitions. [2022-12-14 18:34:52,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-12-14 18:34:52,486 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:34:52,486 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:34:52,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:34:52,632 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 1 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 18:34:52,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:34:52,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 18 states and 20 transitions. [2022-12-14 18:34:52,705 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 20 transitions. [2022-12-14 18:34:52,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-12-14 18:34:52,706 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:34:52,706 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:34:52,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:34:52,891 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 1 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 18:34:52,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:34:52,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 19 states and 21 transitions. [2022-12-14 18:34:52,974 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 21 transitions. [2022-12-14 18:34:52,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-12-14 18:34:52,974 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:34:52,975 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:34:52,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:34:53,035 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2022-12-14 18:34:53,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:34:53,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 31 states and 34 transitions. [2022-12-14 18:34:53,946 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 34 transitions. [2022-12-14 18:34:53,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-12-14 18:34:53,947 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:34:53,947 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:34:53,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:34:54,086 INFO L134 CoverageAnalysis]: Checked inductivity of 234 backedges. 0 proven. 124 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2022-12-14 18:34:55,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:34:55,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 43 states and 47 transitions. [2022-12-14 18:34:55,710 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 47 transitions. [2022-12-14 18:34:55,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-12-14 18:34:55,711 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:34:55,712 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:34:55,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:34:55,927 INFO L134 CoverageAnalysis]: Checked inductivity of 534 backedges. 0 proven. 369 refuted. 0 times theorem prover too weak. 165 trivial. 0 not checked. [2022-12-14 18:34:57,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:34:57,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 55 states and 60 transitions. [2022-12-14 18:34:57,738 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 60 transitions. [2022-12-14 18:34:57,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-12-14 18:34:57,740 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:34:57,740 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:34:57,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:34:58,076 INFO L134 CoverageAnalysis]: Checked inductivity of 956 backedges. 0 proven. 736 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2022-12-14 18:35:00,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:35:00,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 67 states and 73 transitions. [2022-12-14 18:35:00,403 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 73 transitions. [2022-12-14 18:35:00,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2022-12-14 18:35:00,403 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:35:00,403 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:35:00,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:35:00,828 INFO L134 CoverageAnalysis]: Checked inductivity of 1500 backedges. 0 proven. 1225 refuted. 0 times theorem prover too weak. 275 trivial. 0 not checked. [2022-12-14 18:35:03,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:35:03,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 79 states and 86 transitions. [2022-12-14 18:35:03,659 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 86 transitions. [2022-12-14 18:35:03,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2022-12-14 18:35:03,660 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:35:03,660 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:35:03,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:35:04,292 INFO L134 CoverageAnalysis]: Checked inductivity of 2166 backedges. 0 proven. 1836 refuted. 0 times theorem prover too weak. 330 trivial. 0 not checked. [2022-12-14 18:35:07,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:35:07,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 91 states and 99 transitions. [2022-12-14 18:35:07,905 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 99 transitions. [2022-12-14 18:35:07,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2022-12-14 18:35:07,907 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:35:07,907 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:35:07,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:35:08,666 INFO L134 CoverageAnalysis]: Checked inductivity of 2954 backedges. 0 proven. 2569 refuted. 0 times theorem prover too weak. 385 trivial. 0 not checked. [2022-12-14 18:35:13,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:35:13,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 103 states and 112 transitions. [2022-12-14 18:35:13,349 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 112 transitions. [2022-12-14 18:35:13,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-12-14 18:35:13,350 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:35:13,350 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:35:13,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:35:14,297 INFO L134 CoverageAnalysis]: Checked inductivity of 3864 backedges. 0 proven. 3424 refuted. 0 times theorem prover too weak. 440 trivial. 0 not checked. [2022-12-14 18:35:19,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:35:19,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 115 states and 125 transitions. [2022-12-14 18:35:19,382 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 125 transitions. [2022-12-14 18:35:19,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2022-12-14 18:35:19,383 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:35:19,383 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:35:19,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:35:20,486 INFO L134 CoverageAnalysis]: Checked inductivity of 4896 backedges. 0 proven. 4401 refuted. 0 times theorem prover too weak. 495 trivial. 0 not checked. [2022-12-14 18:35:25,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:35:25,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 127 states and 138 transitions. [2022-12-14 18:35:25,859 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 138 transitions. [2022-12-14 18:35:25,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2022-12-14 18:35:25,859 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:35:25,860 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:35:25,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:35:27,237 INFO L134 CoverageAnalysis]: Checked inductivity of 6050 backedges. 0 proven. 5500 refuted. 0 times theorem prover too weak. 550 trivial. 0 not checked. [2022-12-14 18:35:33,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:35:33,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 139 states and 151 transitions. [2022-12-14 18:35:33,855 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 151 transitions. [2022-12-14 18:35:33,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2022-12-14 18:35:33,855 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:35:33,856 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:35:33,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:35:35,406 INFO L134 CoverageAnalysis]: Checked inductivity of 7326 backedges. 0 proven. 6721 refuted. 0 times theorem prover too weak. 605 trivial. 0 not checked. [2022-12-14 18:35:41,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:35:41,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 151 states and 164 transitions. [2022-12-14 18:35:41,719 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 164 transitions. [2022-12-14 18:35:41,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2022-12-14 18:35:41,720 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:35:41,720 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:35:41,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:35:43,746 INFO L134 CoverageAnalysis]: Checked inductivity of 8724 backedges. 0 proven. 8064 refuted. 0 times theorem prover too weak. 660 trivial. 0 not checked. [2022-12-14 18:35:51,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:35:51,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 163 states and 177 transitions. [2022-12-14 18:35:51,547 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 177 transitions. [2022-12-14 18:35:51,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2022-12-14 18:35:51,547 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:35:51,548 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:35:51,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:35:53,817 INFO L134 CoverageAnalysis]: Checked inductivity of 10244 backedges. 0 proven. 9529 refuted. 0 times theorem prover too weak. 715 trivial. 0 not checked. [2022-12-14 18:36:02,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:36:02,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 175 states and 190 transitions. [2022-12-14 18:36:02,804 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 190 transitions. [2022-12-14 18:36:02,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2022-12-14 18:36:02,805 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:36:02,805 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:36:02,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:36:05,045 INFO L134 CoverageAnalysis]: Checked inductivity of 11886 backedges. 0 proven. 11116 refuted. 0 times theorem prover too weak. 770 trivial. 0 not checked. [2022-12-14 18:36:14,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:36:14,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 187 states and 203 transitions. [2022-12-14 18:36:14,295 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 203 transitions. [2022-12-14 18:36:14,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2022-12-14 18:36:14,296 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:36:14,296 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:36:14,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:36:17,180 INFO L134 CoverageAnalysis]: Checked inductivity of 13650 backedges. 0 proven. 12825 refuted. 0 times theorem prover too weak. 825 trivial. 0 not checked. [2022-12-14 18:36:28,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:36:28,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 199 states and 216 transitions. [2022-12-14 18:36:28,211 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 216 transitions. [2022-12-14 18:36:28,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2022-12-14 18:36:28,212 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:36:28,212 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:36:28,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:36:31,534 INFO L134 CoverageAnalysis]: Checked inductivity of 15536 backedges. 0 proven. 14656 refuted. 0 times theorem prover too weak. 880 trivial. 0 not checked. [2022-12-14 18:36:43,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:36:43,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 211 states and 229 transitions. [2022-12-14 18:36:43,202 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 229 transitions. [2022-12-14 18:36:43,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2022-12-14 18:36:43,203 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:36:43,203 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:36:43,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:36:46,661 INFO L134 CoverageAnalysis]: Checked inductivity of 17544 backedges. 0 proven. 16609 refuted. 0 times theorem prover too weak. 935 trivial. 0 not checked. [2022-12-14 18:36:59,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:36:59,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 223 states and 242 transitions. [2022-12-14 18:36:59,189 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 242 transitions. [2022-12-14 18:36:59,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2022-12-14 18:36:59,190 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:36:59,190 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:36:59,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:37:03,175 INFO L134 CoverageAnalysis]: Checked inductivity of 19674 backedges. 0 proven. 18684 refuted. 0 times theorem prover too weak. 990 trivial. 0 not checked. [2022-12-14 18:37:17,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:37:17,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 235 states and 255 transitions. [2022-12-14 18:37:17,744 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 255 transitions. [2022-12-14 18:37:17,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2022-12-14 18:37:17,745 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:37:17,745 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:37:17,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:37:22,696 INFO L134 CoverageAnalysis]: Checked inductivity of 21926 backedges. 0 proven. 20881 refuted. 0 times theorem prover too weak. 1045 trivial. 0 not checked. [2022-12-14 18:37:38,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:37:38,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 247 states and 268 transitions. [2022-12-14 18:37:38,572 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 268 transitions. [2022-12-14 18:37:38,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 245 [2022-12-14 18:37:38,573 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:37:38,573 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:37:38,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:37:43,556 INFO L134 CoverageAnalysis]: Checked inductivity of 24300 backedges. 0 proven. 23200 refuted. 0 times theorem prover too weak. 1100 trivial. 0 not checked. [2022-12-14 18:38:00,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:38:00,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 259 states and 281 transitions. [2022-12-14 18:38:00,504 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 281 transitions. [2022-12-14 18:38:00,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 257 [2022-12-14 18:38:00,504 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:38:00,505 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:38:00,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:38:06,525 INFO L134 CoverageAnalysis]: Checked inductivity of 26796 backedges. 0 proven. 25641 refuted. 0 times theorem prover too weak. 1155 trivial. 0 not checked. [2022-12-14 18:38:26,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:38:26,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 294 states to 271 states and 294 transitions. [2022-12-14 18:38:26,372 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 294 transitions. [2022-12-14 18:38:26,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 269 [2022-12-14 18:38:26,373 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:38:26,373 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:38:26,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:38:32,541 INFO L134 CoverageAnalysis]: Checked inductivity of 29414 backedges. 0 proven. 28204 refuted. 0 times theorem prover too weak. 1210 trivial. 0 not checked. [2022-12-14 18:38:52,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:38:52,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 283 states and 307 transitions. [2022-12-14 18:38:52,862 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 307 transitions. [2022-12-14 18:38:52,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 281 [2022-12-14 18:38:52,863 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:38:52,863 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:38:52,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:38:59,559 INFO L134 CoverageAnalysis]: Checked inductivity of 32154 backedges. 0 proven. 30889 refuted. 0 times theorem prover too weak. 1265 trivial. 0 not checked. [2022-12-14 18:39:22,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:39:22,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 295 states and 320 transitions. [2022-12-14 18:39:22,734 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 320 transitions. [2022-12-14 18:39:22,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 293 [2022-12-14 18:39:22,735 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:39:22,735 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:39:22,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:39:29,882 INFO L134 CoverageAnalysis]: Checked inductivity of 35016 backedges. 0 proven. 33696 refuted. 0 times theorem prover too weak. 1320 trivial. 0 not checked. [2022-12-14 18:39:53,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:39:53,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 333 states to 307 states and 333 transitions. [2022-12-14 18:39:53,532 INFO L276 IsEmpty]: Start isEmpty. Operand 307 states and 333 transitions. [2022-12-14 18:39:53,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 305 [2022-12-14 18:39:53,533 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:39:53,533 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:39:53,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:40:01,278 INFO L134 CoverageAnalysis]: Checked inductivity of 38000 backedges. 0 proven. 36625 refuted. 0 times theorem prover too weak. 1375 trivial. 0 not checked. [2022-12-14 18:40:26,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:40:26,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 319 states and 346 transitions. [2022-12-14 18:40:26,584 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 346 transitions. [2022-12-14 18:40:26,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 317 [2022-12-14 18:40:26,585 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:40:26,585 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:40:26,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:40:35,320 INFO L134 CoverageAnalysis]: Checked inductivity of 41106 backedges. 0 proven. 39676 refuted. 0 times theorem prover too weak. 1430 trivial. 0 not checked. [2022-12-14 18:41:01,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:41:01,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 359 states to 331 states and 359 transitions. [2022-12-14 18:41:01,476 INFO L276 IsEmpty]: Start isEmpty. Operand 331 states and 359 transitions. [2022-12-14 18:41:01,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 329 [2022-12-14 18:41:01,477 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:41:01,477 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:41:01,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:41:11,045 INFO L134 CoverageAnalysis]: Checked inductivity of 44334 backedges. 0 proven. 42849 refuted. 0 times theorem prover too weak. 1485 trivial. 0 not checked. [2022-12-14 18:41:40,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:41:40,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 372 states to 343 states and 372 transitions. [2022-12-14 18:41:40,315 INFO L276 IsEmpty]: Start isEmpty. Operand 343 states and 372 transitions. [2022-12-14 18:41:40,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 341 [2022-12-14 18:41:40,317 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:41:40,317 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:41:40,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:41:50,177 INFO L134 CoverageAnalysis]: Checked inductivity of 47684 backedges. 0 proven. 46144 refuted. 0 times theorem prover too weak. 1540 trivial. 0 not checked. [2022-12-14 18:42:19,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:42:19,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 385 states to 355 states and 385 transitions. [2022-12-14 18:42:19,498 INFO L276 IsEmpty]: Start isEmpty. Operand 355 states and 385 transitions. [2022-12-14 18:42:19,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 353 [2022-12-14 18:42:19,500 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:42:19,500 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:42:19,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:42:30,205 INFO L134 CoverageAnalysis]: Checked inductivity of 51156 backedges. 0 proven. 49561 refuted. 0 times theorem prover too weak. 1595 trivial. 0 not checked. [2022-12-14 18:43:02,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:43:02,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 398 states to 367 states and 398 transitions. [2022-12-14 18:43:02,508 INFO L276 IsEmpty]: Start isEmpty. Operand 367 states and 398 transitions. [2022-12-14 18:43:02,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 365 [2022-12-14 18:43:02,534 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:43:02,534 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:43:02,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:43:14,822 INFO L134 CoverageAnalysis]: Checked inductivity of 54750 backedges. 0 proven. 53100 refuted. 0 times theorem prover too weak. 1650 trivial. 0 not checked. [2022-12-14 18:43:48,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:43:48,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 411 states to 379 states and 411 transitions. [2022-12-14 18:43:48,111 INFO L276 IsEmpty]: Start isEmpty. Operand 379 states and 411 transitions. [2022-12-14 18:43:48,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 377 [2022-12-14 18:43:48,112 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:43:48,113 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:43:48,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:44:01,830 INFO L134 CoverageAnalysis]: Checked inductivity of 58466 backedges. 0 proven. 56761 refuted. 0 times theorem prover too weak. 1705 trivial. 0 not checked. [2022-12-14 18:44:37,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:44:37,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 424 states to 391 states and 424 transitions. [2022-12-14 18:44:37,390 INFO L276 IsEmpty]: Start isEmpty. Operand 391 states and 424 transitions. [2022-12-14 18:44:37,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 389 [2022-12-14 18:44:37,391 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:44:37,391 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:44:37,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:44:50,666 INFO L134 CoverageAnalysis]: Checked inductivity of 62304 backedges. 0 proven. 60544 refuted. 0 times theorem prover too weak. 1760 trivial. 0 not checked. [2022-12-14 18:45:28,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:45:28,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 437 states to 403 states and 437 transitions. [2022-12-14 18:45:28,934 INFO L276 IsEmpty]: Start isEmpty. Operand 403 states and 437 transitions. [2022-12-14 18:45:28,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 401 [2022-12-14 18:45:28,935 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:45:28,935 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:45:29,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:45:44,496 INFO L134 CoverageAnalysis]: Checked inductivity of 66264 backedges. 0 proven. 64449 refuted. 0 times theorem prover too weak. 1815 trivial. 0 not checked. [2022-12-14 18:46:25,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:46:25,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 450 states to 415 states and 450 transitions. [2022-12-14 18:46:25,769 INFO L276 IsEmpty]: Start isEmpty. Operand 415 states and 450 transitions. [2022-12-14 18:46:25,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 413 [2022-12-14 18:46:25,771 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:46:25,771 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:46:25,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:46:43,240 INFO L134 CoverageAnalysis]: Checked inductivity of 70346 backedges. 0 proven. 68476 refuted. 0 times theorem prover too weak. 1870 trivial. 0 not checked. [2022-12-14 18:47:26,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:47:26,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 463 states to 427 states and 463 transitions. [2022-12-14 18:47:26,162 INFO L276 IsEmpty]: Start isEmpty. Operand 427 states and 463 transitions. [2022-12-14 18:47:26,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 425 [2022-12-14 18:47:26,164 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:47:26,164 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:47:26,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:47:45,114 INFO L134 CoverageAnalysis]: Checked inductivity of 74550 backedges. 0 proven. 72625 refuted. 0 times theorem prover too weak. 1925 trivial. 0 not checked. [2022-12-14 18:48:29,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:48:29,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 476 states to 439 states and 476 transitions. [2022-12-14 18:48:29,497 INFO L276 IsEmpty]: Start isEmpty. Operand 439 states and 476 transitions. [2022-12-14 18:48:29,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 437 [2022-12-14 18:48:29,499 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:48:29,499 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:48:29,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:48:49,218 INFO L134 CoverageAnalysis]: Checked inductivity of 78876 backedges. 0 proven. 76896 refuted. 0 times theorem prover too weak. 1980 trivial. 0 not checked.