./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/loop-simple/nested_3.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e794935-5120-4196-9691-8bd65f817223/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e794935-5120-4196-9691-8bd65f817223/bin/ukojak-92XMlrwhuB/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e794935-5120-4196-9691-8bd65f817223/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e794935-5120-4196-9691-8bd65f817223/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/loop-simple/nested_3.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e794935-5120-4196-9691-8bd65f817223/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e794935-5120-4196-9691-8bd65f817223/bin/ukojak-92XMlrwhuB --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 6a30debb45adf4eb2040807436dec0136066a492a6c11eb0dbebd1f179f328d9 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-dbf71c6-m [2022-10-17 16:50:43,634 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:50:43,636 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:50:43,675 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:50:43,677 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:50:43,682 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:50:43,687 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:50:43,691 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:50:43,694 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:50:43,700 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:50:43,702 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:50:43,705 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:50:43,708 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:50:43,711 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:50:43,713 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:50:43,716 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:50:43,719 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:50:43,720 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:50:43,722 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:50:43,731 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:50:43,733 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:50:43,734 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:50:43,738 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:50:43,739 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:50:43,750 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:50:43,751 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:50:43,751 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:50:43,753 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:50:43,754 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:50:43,755 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:50:43,756 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:50:43,758 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:50:43,760 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:50:43,761 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:50:43,764 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:50:43,764 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:50:43,765 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:50:43,766 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:50:43,766 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:50:43,767 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:50:43,768 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:50:43,769 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e794935-5120-4196-9691-8bd65f817223/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:50:43,802 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:50:43,810 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:50:43,811 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:50:43,813 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:50:43,814 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:50:43,815 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:50:43,815 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:50:43,815 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:50:43,816 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:50:43,816 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:50:43,817 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:50:43,817 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:50:43,818 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:50:43,818 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:50:43,818 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:50:43,818 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:50:43,819 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:50:43,819 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:50:43,819 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:50:43,819 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:50:43,820 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:50:43,820 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:50:43,820 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:50:43,820 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:50:43,821 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:50:43,821 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:50:43,823 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:50:43,823 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:50:43,823 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_2e794935-5120-4196-9691-8bd65f817223/bin/ukojak-92XMlrwhuB/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e794935-5120-4196-9691-8bd65f817223/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6a30debb45adf4eb2040807436dec0136066a492a6c11eb0dbebd1f179f328d9 [2022-10-17 16:50:44,162 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:50:44,203 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:50:44,206 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:50:44,207 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:50:44,209 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:50:44,211 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e794935-5120-4196-9691-8bd65f817223/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/loop-simple/nested_3.c [2022-10-17 16:50:44,295 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e794935-5120-4196-9691-8bd65f817223/bin/ukojak-92XMlrwhuB/data/801a96272/b816feb9975544a8a41107da09357970/FLAGc42014822 [2022-10-17 16:50:44,848 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:50:44,848 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e794935-5120-4196-9691-8bd65f817223/sv-benchmarks/c/loop-simple/nested_3.c [2022-10-17 16:50:44,856 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e794935-5120-4196-9691-8bd65f817223/bin/ukojak-92XMlrwhuB/data/801a96272/b816feb9975544a8a41107da09357970/FLAGc42014822 [2022-10-17 16:50:45,205 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e794935-5120-4196-9691-8bd65f817223/bin/ukojak-92XMlrwhuB/data/801a96272/b816feb9975544a8a41107da09357970 [2022-10-17 16:50:45,211 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:50:45,213 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:50:45,218 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:50:45,219 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:50:45,222 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:50:45,223 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:50:45" (1/1) ... [2022-10-17 16:50:45,225 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@292b3ab5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:50:45, skipping insertion in model container [2022-10-17 16:50:45,225 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:50:45" (1/1) ... [2022-10-17 16:50:45,237 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:50:45,252 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:50:45,429 WARN L230 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_2e794935-5120-4196-9691-8bd65f817223/sv-benchmarks/c/loop-simple/nested_3.c[784,797] [2022-10-17 16:50:45,433 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:50:45,441 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:50:45,455 WARN L230 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_2e794935-5120-4196-9691-8bd65f817223/sv-benchmarks/c/loop-simple/nested_3.c[784,797] [2022-10-17 16:50:45,456 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:50:45,468 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:50:45,468 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:50:45 WrapperNode [2022-10-17 16:50:45,468 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:50:45,470 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:50:45,470 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:50:45,470 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:50:45,478 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:50:45" (1/1) ... [2022-10-17 16:50:45,485 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:50:45" (1/1) ... [2022-10-17 16:50:45,503 INFO L138 Inliner]: procedures = 10, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 41 [2022-10-17 16:50:45,504 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:50:45,505 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:50:45,505 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:50:45,505 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:50:45,513 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:50:45" (1/1) ... [2022-10-17 16:50:45,514 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:50:45" (1/1) ... [2022-10-17 16:50:45,515 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:50:45" (1/1) ... [2022-10-17 16:50:45,515 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:50:45" (1/1) ... [2022-10-17 16:50:45,518 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:50:45" (1/1) ... [2022-10-17 16:50:45,522 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:50:45" (1/1) ... [2022-10-17 16:50:45,524 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:50:45" (1/1) ... [2022-10-17 16:50:45,525 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:50:45" (1/1) ... [2022-10-17 16:50:45,526 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:50:45,527 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:50:45,528 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:50:45,528 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:50:45,529 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:50:45" (1/1) ... [2022-10-17 16:50:45,540 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:50:45,549 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e794935-5120-4196-9691-8bd65f817223/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:50:45,560 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e794935-5120-4196-9691-8bd65f817223/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:50:45,565 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2e794935-5120-4196-9691-8bd65f817223/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:50:45,605 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:50:45,605 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:50:45,608 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:50:45,609 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:50:45,675 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:50:45,678 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:50:45,870 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:50:45,912 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:50:45,912 INFO L300 CfgBuilder]: Removed 3 assume(true) statements. [2022-10-17 16:50:45,915 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:50:45 BoogieIcfgContainer [2022-10-17 16:50:45,915 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:50:45,916 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:50:45,916 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:50:45,926 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:50:45,926 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:50:45" (1/1) ... [2022-10-17 16:50:45,936 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:50:45,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:46,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 9 states and 12 transitions. [2022-10-17 16:50:46,000 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 12 transitions. [2022-10-17 16:50:46,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-10-17 16:50:46,003 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:46,004 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:46,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:46,266 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:50:46,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:46,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 10 states and 13 transitions. [2022-10-17 16:50:46,333 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 13 transitions. [2022-10-17 16:50:46,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-10-17 16:50:46,333 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:46,334 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:46,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:46,425 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:50:46,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:46,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 11 states and 15 transitions. [2022-10-17 16:50:46,457 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 15 transitions. [2022-10-17 16:50:46,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-10-17 16:50:46,458 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:46,458 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:46,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:46,578 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:50:46,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:46,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 12 states and 17 transitions. [2022-10-17 16:50:46,648 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 17 transitions. [2022-10-17 16:50:46,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-10-17 16:50:46,651 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:46,651 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:46,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:46,710 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:50:46,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:46,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 13 states and 19 transitions. [2022-10-17 16:50:46,771 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 19 transitions. [2022-10-17 16:50:46,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-10-17 16:50:46,772 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:46,772 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:46,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:46,834 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 16:50:47,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:47,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 17 states and 27 transitions. [2022-10-17 16:50:47,106 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 27 transitions. [2022-10-17 16:50:47,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-10-17 16:50:47,107 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:47,107 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:47,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:47,178 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2022-10-17 16:50:48,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:48,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 27 states and 47 transitions. [2022-10-17 16:50:48,238 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 47 transitions. [2022-10-17 16:50:48,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-10-17 16:50:48,239 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:48,240 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:48,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:48,336 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 34 proven. 3 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2022-10-17 16:50:48,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:48,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 28 states and 48 transitions. [2022-10-17 16:50:48,507 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 48 transitions. [2022-10-17 16:50:48,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-10-17 16:50:48,508 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:48,509 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:48,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:48,605 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 43 proven. 6 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2022-10-17 16:50:48,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:48,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 29 states and 49 transitions. [2022-10-17 16:50:48,781 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 49 transitions. [2022-10-17 16:50:48,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-10-17 16:50:48,782 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:48,783 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:48,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:48,918 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 52 proven. 10 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2022-10-17 16:50:49,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:49,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 30 states and 50 transitions. [2022-10-17 16:50:49,099 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 50 transitions. [2022-10-17 16:50:49,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-10-17 16:50:49,100 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:49,101 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:49,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:49,230 INFO L134 CoverageAnalysis]: Checked inductivity of 123 backedges. 61 proven. 15 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2022-10-17 16:50:49,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:49,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 31 states and 50 transitions. [2022-10-17 16:50:49,459 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 50 transitions. [2022-10-17 16:50:49,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-10-17 16:50:49,460 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:49,461 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:49,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:49,615 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 71 proven. 24 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2022-10-17 16:50:50,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:50,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 35 states and 57 transitions. [2022-10-17 16:50:50,307 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 57 transitions. [2022-10-17 16:50:50,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-10-17 16:50:50,308 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:50,308 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:50,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:50,366 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 123 proven. 3 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2022-10-17 16:50:50,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:50,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 36 states and 58 transitions. [2022-10-17 16:50:50,535 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 58 transitions. [2022-10-17 16:50:50,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-10-17 16:50:50,536 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:50,537 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:50,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:50,594 INFO L134 CoverageAnalysis]: Checked inductivity of 214 backedges. 139 proven. 6 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2022-10-17 16:50:50,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:50,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 37 states and 59 transitions. [2022-10-17 16:50:50,801 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 59 transitions. [2022-10-17 16:50:50,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-10-17 16:50:50,802 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:50,802 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:50,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:50,890 INFO L134 CoverageAnalysis]: Checked inductivity of 234 backedges. 155 proven. 10 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2022-10-17 16:50:51,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:51,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 38 states and 60 transitions. [2022-10-17 16:50:51,104 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 60 transitions. [2022-10-17 16:50:51,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-10-17 16:50:51,106 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:51,106 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:51,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:51,218 INFO L134 CoverageAnalysis]: Checked inductivity of 255 backedges. 171 proven. 15 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2022-10-17 16:50:51,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:51,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 39 states and 60 transitions. [2022-10-17 16:50:51,420 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 60 transitions. [2022-10-17 16:50:51,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-10-17 16:50:51,421 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:51,421 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:51,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:51,534 INFO L134 CoverageAnalysis]: Checked inductivity of 277 backedges. 116 proven. 97 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2022-10-17 16:50:52,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:52,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 43 states and 67 transitions. [2022-10-17 16:50:52,263 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 67 transitions. [2022-10-17 16:50:52,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-10-17 16:50:52,267 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:52,268 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:52,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:52,345 INFO L134 CoverageAnalysis]: Checked inductivity of 356 backedges. 212 proven. 3 refuted. 0 times theorem prover too weak. 141 trivial. 0 not checked. [2022-10-17 16:50:52,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:52,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 44 states and 68 transitions. [2022-10-17 16:50:52,536 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 68 transitions. [2022-10-17 16:50:52,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2022-10-17 16:50:52,536 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:52,537 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:52,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:52,597 INFO L134 CoverageAnalysis]: Checked inductivity of 382 backedges. 235 proven. 6 refuted. 0 times theorem prover too weak. 141 trivial. 0 not checked. [2022-10-17 16:50:52,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:52,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 45 states and 69 transitions. [2022-10-17 16:50:52,805 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 69 transitions. [2022-10-17 16:50:52,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-10-17 16:50:52,808 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:52,810 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:52,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:52,895 INFO L134 CoverageAnalysis]: Checked inductivity of 409 backedges. 258 proven. 10 refuted. 0 times theorem prover too weak. 141 trivial. 0 not checked. [2022-10-17 16:50:53,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:53,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 46 states and 70 transitions. [2022-10-17 16:50:53,123 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 70 transitions. [2022-10-17 16:50:53,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-10-17 16:50:53,124 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:53,126 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:53,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:53,218 INFO L134 CoverageAnalysis]: Checked inductivity of 437 backedges. 281 proven. 15 refuted. 0 times theorem prover too weak. 141 trivial. 0 not checked. [2022-10-17 16:50:53,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:53,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 47 states and 70 transitions. [2022-10-17 16:50:53,439 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 70 transitions. [2022-10-17 16:50:53,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-10-17 16:50:53,440 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:53,440 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:53,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:53,562 INFO L134 CoverageAnalysis]: Checked inductivity of 466 backedges. 161 proven. 220 refuted. 0 times theorem prover too weak. 85 trivial. 0 not checked. [2022-10-17 16:50:54,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:54,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 51 states and 77 transitions. [2022-10-17 16:50:54,509 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 77 transitions. [2022-10-17 16:50:54,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-10-17 16:50:54,509 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:54,510 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:54,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:54,594 INFO L134 CoverageAnalysis]: Checked inductivity of 567 backedges. 301 proven. 3 refuted. 0 times theorem prover too weak. 263 trivial. 0 not checked. [2022-10-17 16:50:54,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:54,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 52 states and 78 transitions. [2022-10-17 16:50:54,804 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 78 transitions. [2022-10-17 16:50:54,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-10-17 16:50:54,804 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:54,805 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:54,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:54,860 INFO L134 CoverageAnalysis]: Checked inductivity of 600 backedges. 331 proven. 6 refuted. 0 times theorem prover too weak. 263 trivial. 0 not checked. [2022-10-17 16:50:55,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:55,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 53 states and 79 transitions. [2022-10-17 16:50:55,093 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 79 transitions. [2022-10-17 16:50:55,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-10-17 16:50:55,093 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:55,094 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:55,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:55,176 INFO L134 CoverageAnalysis]: Checked inductivity of 634 backedges. 361 proven. 10 refuted. 0 times theorem prover too weak. 263 trivial. 0 not checked. [2022-10-17 16:50:55,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:55,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 54 states and 80 transitions. [2022-10-17 16:50:55,410 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 80 transitions. [2022-10-17 16:50:55,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-10-17 16:50:55,410 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:55,411 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:55,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:55,477 INFO L134 CoverageAnalysis]: Checked inductivity of 669 backedges. 391 proven. 15 refuted. 0 times theorem prover too weak. 263 trivial. 0 not checked. [2022-10-17 16:50:55,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:55,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 55 states and 80 transitions. [2022-10-17 16:50:55,742 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 80 transitions. [2022-10-17 16:50:55,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-10-17 16:50:55,742 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:55,743 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:55,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:55,910 INFO L134 CoverageAnalysis]: Checked inductivity of 705 backedges. 206 proven. 393 refuted. 0 times theorem prover too weak. 106 trivial. 0 not checked. [2022-10-17 16:50:56,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:56,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 59 states and 86 transitions. [2022-10-17 16:50:56,861 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 86 transitions. [2022-10-17 16:50:56,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-10-17 16:50:56,863 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:56,863 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:56,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:56,933 INFO L134 CoverageAnalysis]: Checked inductivity of 828 backedges. 390 proven. 3 refuted. 0 times theorem prover too weak. 435 trivial. 0 not checked. [2022-10-17 16:50:57,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:57,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 60 states and 87 transitions. [2022-10-17 16:50:57,191 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 87 transitions. [2022-10-17 16:50:57,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2022-10-17 16:50:57,191 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:57,192 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:57,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:57,266 INFO L134 CoverageAnalysis]: Checked inductivity of 868 backedges. 427 proven. 6 refuted. 0 times theorem prover too weak. 435 trivial. 0 not checked. [2022-10-17 16:50:57,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:57,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 61 states and 88 transitions. [2022-10-17 16:50:57,525 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 88 transitions. [2022-10-17 16:50:57,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2022-10-17 16:50:57,526 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:57,526 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:57,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:57,609 INFO L134 CoverageAnalysis]: Checked inductivity of 909 backedges. 464 proven. 10 refuted. 0 times theorem prover too weak. 435 trivial. 0 not checked. [2022-10-17 16:50:57,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:57,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 62 states and 89 transitions. [2022-10-17 16:50:57,891 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 89 transitions. [2022-10-17 16:50:57,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2022-10-17 16:50:57,892 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:57,892 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:57,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:57,964 INFO L134 CoverageAnalysis]: Checked inductivity of 951 backedges. 501 proven. 15 refuted. 0 times theorem prover too weak. 435 trivial. 0 not checked. [2022-10-17 16:50:58,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:58,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 63 states and 89 transitions. [2022-10-17 16:50:58,190 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 89 transitions. [2022-10-17 16:50:58,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2022-10-17 16:50:58,191 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:58,191 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:58,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:58,251 INFO L134 CoverageAnalysis]: Checked inductivity of 994 backedges. 359 proven. 3 refuted. 0 times theorem prover too weak. 632 trivial. 0 not checked. [2022-10-17 16:50:58,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:58,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 64 states and 90 transitions. [2022-10-17 16:50:58,504 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 90 transitions. [2022-10-17 16:50:58,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2022-10-17 16:50:58,505 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:58,505 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:58,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:58,570 INFO L134 CoverageAnalysis]: Checked inductivity of 1038 backedges. 400 proven. 6 refuted. 0 times theorem prover too weak. 632 trivial. 0 not checked. [2022-10-17 16:50:58,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:58,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 65 states and 91 transitions. [2022-10-17 16:50:58,820 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 91 transitions. [2022-10-17 16:50:58,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2022-10-17 16:50:58,827 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:58,827 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:58,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:58,923 INFO L134 CoverageAnalysis]: Checked inductivity of 1083 backedges. 441 proven. 10 refuted. 0 times theorem prover too weak. 632 trivial. 0 not checked. [2022-10-17 16:50:59,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:59,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 66 states and 92 transitions. [2022-10-17 16:50:59,201 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 92 transitions. [2022-10-17 16:50:59,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2022-10-17 16:50:59,202 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:59,202 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:59,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:59,316 INFO L134 CoverageAnalysis]: Checked inductivity of 1129 backedges. 482 proven. 15 refuted. 0 times theorem prover too weak. 632 trivial. 0 not checked. [2022-10-17 16:50:59,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:59,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 67 states and 92 transitions. [2022-10-17 16:50:59,606 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 92 transitions. [2022-10-17 16:50:59,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2022-10-17 16:50:59,607 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:59,608 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:59,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:59,790 INFO L134 CoverageAnalysis]: Checked inductivity of 1176 backedges. 0 proven. 276 refuted. 0 times theorem prover too weak. 900 trivial. 0 not checked. [2022-10-17 16:51:01,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:01,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 77 states and 111 transitions. [2022-10-17 16:51:01,964 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 111 transitions. [2022-10-17 16:51:01,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2022-10-17 16:51:01,965 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:01,965 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:01,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:02,029 INFO L134 CoverageAnalysis]: Checked inductivity of 1515 backedges. 575 proven. 3 refuted. 0 times theorem prover too weak. 937 trivial. 0 not checked. [2022-10-17 16:51:02,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:02,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 78 states and 112 transitions. [2022-10-17 16:51:02,326 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 112 transitions. [2022-10-17 16:51:02,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-10-17 16:51:02,327 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:02,327 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:02,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:02,420 INFO L134 CoverageAnalysis]: Checked inductivity of 1569 backedges. 626 proven. 6 refuted. 0 times theorem prover too weak. 937 trivial. 0 not checked. [2022-10-17 16:51:02,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:02,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 79 states and 113 transitions. [2022-10-17 16:51:02,703 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 113 transitions. [2022-10-17 16:51:02,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2022-10-17 16:51:02,703 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:02,704 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:02,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:02,784 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 677 proven. 10 refuted. 0 times theorem prover too weak. 937 trivial. 0 not checked. [2022-10-17 16:51:03,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:03,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 80 states and 114 transitions. [2022-10-17 16:51:03,081 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 114 transitions. [2022-10-17 16:51:03,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2022-10-17 16:51:03,082 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:03,082 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:03,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:03,195 INFO L134 CoverageAnalysis]: Checked inductivity of 1680 backedges. 728 proven. 15 refuted. 0 times theorem prover too weak. 937 trivial. 0 not checked. [2022-10-17 16:51:03,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:03,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 81 states and 114 transitions. [2022-10-17 16:51:03,501 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 114 transitions. [2022-10-17 16:51:03,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2022-10-17 16:51:03,502 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:03,503 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:03,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:03,570 INFO L134 CoverageAnalysis]: Checked inductivity of 1737 backedges. 787 proven. 24 refuted. 0 times theorem prover too weak. 926 trivial. 0 not checked. [2022-10-17 16:51:04,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:04,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 85 states and 121 transitions. [2022-10-17 16:51:04,644 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 121 transitions. [2022-10-17 16:51:04,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2022-10-17 16:51:04,645 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:04,646 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:04,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:04,717 INFO L134 CoverageAnalysis]: Checked inductivity of 1927 backedges. 664 proven. 3 refuted. 0 times theorem prover too weak. 1260 trivial. 0 not checked. [2022-10-17 16:51:05,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:05,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 86 states and 122 transitions. [2022-10-17 16:51:05,005 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 122 transitions. [2022-10-17 16:51:05,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2022-10-17 16:51:05,006 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:05,006 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:05,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:05,139 INFO L134 CoverageAnalysis]: Checked inductivity of 1988 backedges. 722 proven. 6 refuted. 0 times theorem prover too weak. 1260 trivial. 0 not checked. [2022-10-17 16:51:05,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:05,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 87 states and 123 transitions. [2022-10-17 16:51:05,467 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 123 transitions. [2022-10-17 16:51:05,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2022-10-17 16:51:05,468 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:05,468 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:05,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:05,557 INFO L134 CoverageAnalysis]: Checked inductivity of 2050 backedges. 780 proven. 10 refuted. 0 times theorem prover too weak. 1260 trivial. 0 not checked. [2022-10-17 16:51:05,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:05,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 88 states and 124 transitions. [2022-10-17 16:51:05,891 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 124 transitions. [2022-10-17 16:51:05,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2022-10-17 16:51:05,892 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:05,892 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:05,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:06,019 INFO L134 CoverageAnalysis]: Checked inductivity of 2113 backedges. 838 proven. 15 refuted. 0 times theorem prover too weak. 1260 trivial. 0 not checked. [2022-10-17 16:51:06,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:06,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 89 states and 124 transitions. [2022-10-17 16:51:06,359 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 124 transitions. [2022-10-17 16:51:06,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2022-10-17 16:51:06,360 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:06,360 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:06,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:06,441 INFO L134 CoverageAnalysis]: Checked inductivity of 2177 backedges. 1133 proven. 97 refuted. 0 times theorem prover too weak. 947 trivial. 0 not checked. [2022-10-17 16:51:07,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:07,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 93 states and 131 transitions. [2022-10-17 16:51:07,735 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 131 transitions. [2022-10-17 16:51:07,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2022-10-17 16:51:07,736 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:07,736 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:07,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:07,812 INFO L134 CoverageAnalysis]: Checked inductivity of 2389 backedges. 753 proven. 3 refuted. 0 times theorem prover too weak. 1633 trivial. 0 not checked. [2022-10-17 16:51:08,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:08,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 94 states and 132 transitions. [2022-10-17 16:51:08,140 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 132 transitions. [2022-10-17 16:51:08,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2022-10-17 16:51:08,141 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:08,141 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:08,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:08,226 INFO L134 CoverageAnalysis]: Checked inductivity of 2457 backedges. 818 proven. 6 refuted. 0 times theorem prover too weak. 1633 trivial. 0 not checked. [2022-10-17 16:51:08,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:08,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 95 states and 133 transitions. [2022-10-17 16:51:08,629 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 133 transitions. [2022-10-17 16:51:08,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-10-17 16:51:08,630 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:08,630 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:08,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:08,725 INFO L134 CoverageAnalysis]: Checked inductivity of 2526 backedges. 883 proven. 10 refuted. 0 times theorem prover too weak. 1633 trivial. 0 not checked. [2022-10-17 16:51:09,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:09,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 96 states and 134 transitions. [2022-10-17 16:51:09,066 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 134 transitions. [2022-10-17 16:51:09,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2022-10-17 16:51:09,067 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:09,067 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:09,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:09,160 INFO L134 CoverageAnalysis]: Checked inductivity of 2596 backedges. 948 proven. 15 refuted. 0 times theorem prover too weak. 1633 trivial. 0 not checked. [2022-10-17 16:51:09,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:09,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 97 states and 134 transitions. [2022-10-17 16:51:09,528 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 134 transitions. [2022-10-17 16:51:09,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-10-17 16:51:09,529 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:09,530 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:09,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:09,653 INFO L134 CoverageAnalysis]: Checked inductivity of 2667 backedges. 1479 proven. 220 refuted. 0 times theorem prover too weak. 968 trivial. 0 not checked. [2022-10-17 16:51:10,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:10,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 101 states and 141 transitions. [2022-10-17 16:51:10,886 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 141 transitions. [2022-10-17 16:51:10,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-10-17 16:51:10,887 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:10,887 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:10,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:11,002 INFO L134 CoverageAnalysis]: Checked inductivity of 2901 backedges. 842 proven. 3 refuted. 0 times theorem prover too weak. 2056 trivial. 0 not checked. [2022-10-17 16:51:11,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:11,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 102 states and 142 transitions. [2022-10-17 16:51:11,374 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 142 transitions. [2022-10-17 16:51:11,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2022-10-17 16:51:11,375 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:11,376 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:11,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:11,570 INFO L134 CoverageAnalysis]: Checked inductivity of 2976 backedges. 914 proven. 6 refuted. 0 times theorem prover too weak. 2056 trivial. 0 not checked. [2022-10-17 16:51:11,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:11,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 103 states and 143 transitions. [2022-10-17 16:51:11,897 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 143 transitions. [2022-10-17 16:51:11,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-10-17 16:51:11,898 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:11,898 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:11,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:11,989 INFO L134 CoverageAnalysis]: Checked inductivity of 3052 backedges. 986 proven. 10 refuted. 0 times theorem prover too weak. 2056 trivial. 0 not checked. [2022-10-17 16:51:12,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:12,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 104 states and 144 transitions. [2022-10-17 16:51:12,432 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 144 transitions. [2022-10-17 16:51:12,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2022-10-17 16:51:12,433 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:12,433 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:12,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:12,568 INFO L134 CoverageAnalysis]: Checked inductivity of 3129 backedges. 1058 proven. 15 refuted. 0 times theorem prover too weak. 2056 trivial. 0 not checked. [2022-10-17 16:51:12,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:51:12,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 105 states and 144 transitions. [2022-10-17 16:51:12,964 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 144 transitions. [2022-10-17 16:51:12,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2022-10-17 16:51:12,965 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:51:12,965 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:51:12,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:51:13,067 INFO L134 CoverageAnalysis]: Checked inductivity of 3207 backedges. 1825 proven. 393 refuted. 0 times theorem prover too weak. 989 trivial. 0 not checked.